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      1 # libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
      2 #
      3 #   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
      4 #                 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
      5 #   Written by Gordon Matzigkeit, 1996
      6 #
      7 # This file is free software; the Free Software Foundation gives
      8 # unlimited permission to copy and/or distribute it, with or without
      9 # modifications, as long as this notice is preserved.
     10 
     11 m4_define([_LT_COPYING], [dnl
     12 #   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
     13 #                 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
     14 #   Written by Gordon Matzigkeit, 1996
     15 #
     16 #   This file is part of GNU Libtool.
     17 #
     18 # GNU Libtool is free software; you can redistribute it and/or
     19 # modify it under the terms of the GNU General Public License as
     20 # published by the Free Software Foundation; either version 2 of
     21 # the License, or (at your option) any later version.
     22 #
     23 # As a special exception to the GNU General Public License,
     24 # if you distribute this file as part of a program or library that
     25 # is built using GNU Libtool, you may include this file under the
     26 # same distribution terms that you use for the rest of that program.
     27 #
     28 # GNU Libtool is distributed in the hope that it will be useful,
     29 # but WITHOUT ANY WARRANTY; without even the implied warranty of
     30 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     31 # GNU General Public License for more details.
     32 #
     33 # You should have received a copy of the GNU General Public License
     34 # along with GNU Libtool; see the file COPYING.  If not, a copy
     35 # can be downloaded from http://www.gnu.org/licenses/gpl.html, or
     36 # obtained by writing to the Free Software Foundation, Inc.,
     37 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
     38 ])
     39 
     40 # serial 56 LT_INIT
     41 
     42 
     43 # LT_PREREQ(VERSION)
     44 # ------------------
     45 # Complain and exit if this libtool version is less that VERSION.
     46 m4_defun([LT_PREREQ],
     47 [m4_if(m4_version_compare(m4_defn([LT_PACKAGE_VERSION]), [$1]), -1,
     48        [m4_default([$3],
     49 		   [m4_fatal([Libtool version $1 or higher is required],
     50 		             63)])],
     51        [$2])])
     52 
     53 
     54 # _LT_CHECK_BUILDDIR
     55 # ------------------
     56 # Complain if the absolute build directory name contains unusual characters
     57 m4_defun([_LT_CHECK_BUILDDIR],
     58 [case `pwd` in
     59   *\ * | *\	*)
     60     AC_MSG_WARN([Libtool does not cope well with whitespace in `pwd`]) ;;
     61 esac
     62 ])
     63 
     64 
     65 # LT_INIT([OPTIONS])
     66 # ------------------
     67 AC_DEFUN([LT_INIT],
     68 [AC_PREREQ([2.58])dnl We use AC_INCLUDES_DEFAULT
     69 AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
     70 AC_BEFORE([$0], [LT_LANG])dnl
     71 AC_BEFORE([$0], [LT_OUTPUT])dnl
     72 AC_BEFORE([$0], [LTDL_INIT])dnl
     73 m4_require([_LT_CHECK_BUILDDIR])dnl
     74 
     75 dnl Autoconf doesn't catch unexpanded LT_ macros by default:
     76 m4_pattern_forbid([^_?LT_[A-Z_]+$])dnl
     77 m4_pattern_allow([^(_LT_EOF|LT_DLGLOBAL|LT_DLLAZY_OR_NOW|LT_MULTI_MODULE)$])dnl
     78 dnl aclocal doesn't pull ltoptions.m4, ltsugar.m4, or ltversion.m4
     79 dnl unless we require an AC_DEFUNed macro:
     80 AC_REQUIRE([LTOPTIONS_VERSION])dnl
     81 AC_REQUIRE([LTSUGAR_VERSION])dnl
     82 AC_REQUIRE([LTVERSION_VERSION])dnl
     83 AC_REQUIRE([LTOBSOLETE_VERSION])dnl
     84 m4_require([_LT_PROG_LTMAIN])dnl
     85 
     86 _LT_SHELL_INIT([SHELL=${CONFIG_SHELL-/bin/sh}])
     87 
     88 dnl Parse OPTIONS
     89 _LT_SET_OPTIONS([$0], [$1])
     90 
     91 # This can be used to rebuild libtool when needed
     92 LIBTOOL_DEPS="$ltmain"
     93 
     94 # Always use our own libtool.
     95 LIBTOOL='$(SHELL) $(top_builddir)/libtool'
     96 AC_SUBST(LIBTOOL)dnl
     97 
     98 _LT_SETUP
     99 
    100 # Only expand once:
    101 m4_define([LT_INIT])
    102 ])# LT_INIT
    103 
    104 # Old names:
    105 AU_ALIAS([AC_PROG_LIBTOOL], [LT_INIT])
    106 AU_ALIAS([AM_PROG_LIBTOOL], [LT_INIT])
    107 dnl aclocal-1.4 backwards compatibility:
    108 dnl AC_DEFUN([AC_PROG_LIBTOOL], [])
    109 dnl AC_DEFUN([AM_PROG_LIBTOOL], [])
    110 
    111 
    112 # _LT_CC_BASENAME(CC)
    113 # -------------------
    114 # Calculate cc_basename.  Skip known compiler wrappers and cross-prefix.
    115 m4_defun([_LT_CC_BASENAME],
    116 [for cc_temp in $1""; do
    117   case $cc_temp in
    118     compile | *[[\\/]]compile | ccache | *[[\\/]]ccache ) ;;
    119     distcc | *[[\\/]]distcc | purify | *[[\\/]]purify ) ;;
    120     \-*) ;;
    121     *) break;;
    122   esac
    123 done
    124 cc_basename=`$ECHO "$cc_temp" | $SED "s%.*/%%; s%^$host_alias-%%"`
    125 ])
    126 
    127 
    128 # _LT_FILEUTILS_DEFAULTS
    129 # ----------------------
    130 # It is okay to use these file commands and assume they have been set
    131 # sensibly after `m4_require([_LT_FILEUTILS_DEFAULTS])'.
    132 m4_defun([_LT_FILEUTILS_DEFAULTS],
    133 [: ${CP="cp -f"}
    134 : ${MV="mv -f"}
    135 : ${RM="rm -f"}
    136 ])# _LT_FILEUTILS_DEFAULTS
    137 
    138 
    139 # _LT_SETUP
    140 # ---------
    141 m4_defun([_LT_SETUP],
    142 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
    143 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
    144 AC_REQUIRE([_LT_PREPARE_SED_QUOTE_VARS])dnl
    145 AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])dnl
    146 
    147 _LT_DECL([], [host_alias], [0], [The host system])dnl
    148 _LT_DECL([], [host], [0])dnl
    149 _LT_DECL([], [host_os], [0])dnl
    150 dnl
    151 _LT_DECL([], [build_alias], [0], [The build system])dnl
    152 _LT_DECL([], [build], [0])dnl
    153 _LT_DECL([], [build_os], [0])dnl
    154 dnl
    155 AC_REQUIRE([AC_PROG_CC])dnl
    156 AC_REQUIRE([LT_PATH_LD])dnl
    157 AC_REQUIRE([LT_PATH_NM])dnl
    158 dnl
    159 AC_REQUIRE([AC_PROG_LN_S])dnl
    160 test -z "$LN_S" && LN_S="ln -s"
    161 _LT_DECL([], [LN_S], [1], [Whether we need soft or hard links])dnl
    162 dnl
    163 AC_REQUIRE([LT_CMD_MAX_LEN])dnl
    164 _LT_DECL([objext], [ac_objext], [0], [Object file suffix (normally "o")])dnl
    165 _LT_DECL([], [exeext], [0], [Executable file suffix (normally "")])dnl
    166 dnl
    167 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
    168 m4_require([_LT_CHECK_SHELL_FEATURES])dnl
    169 m4_require([_LT_CMD_RELOAD])dnl
    170 m4_require([_LT_CHECK_MAGIC_METHOD])dnl
    171 m4_require([_LT_CMD_OLD_ARCHIVE])dnl
    172 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
    173 
    174 _LT_CONFIG_LIBTOOL_INIT([
    175 # See if we are running on zsh, and set the options which allow our
    176 # commands through without removal of \ escapes INIT.
    177 if test -n "\${ZSH_VERSION+set}" ; then
    178    setopt NO_GLOB_SUBST
    179 fi
    180 ])
    181 if test -n "${ZSH_VERSION+set}" ; then
    182    setopt NO_GLOB_SUBST
    183 fi
    184 
    185 _LT_CHECK_OBJDIR
    186 
    187 m4_require([_LT_TAG_COMPILER])dnl
    188 
    189 case $host_os in
    190 aix3*)
    191   # AIX sometimes has problems with the GCC collect2 program.  For some
    192   # reason, if we set the COLLECT_NAMES environment variable, the problems
    193   # vanish in a puff of smoke.
    194   if test "X${COLLECT_NAMES+set}" != Xset; then
    195     COLLECT_NAMES=
    196     export COLLECT_NAMES
    197   fi
    198   ;;
    199 esac
    200 
    201 # Global variables:
    202 ofile=libtool
    203 can_build_shared=yes
    204 
    205 # All known linkers require a `.a' archive for static linking (except MSVC,
    206 # which needs '.lib').
    207 libext=a
    208 
    209 with_gnu_ld="$lt_cv_prog_gnu_ld"
    210 
    211 old_CC="$CC"
    212 old_CFLAGS="$CFLAGS"
    213 
    214 # Set sane defaults for various variables
    215 test -z "$CC" && CC=cc
    216 test -z "$LTCC" && LTCC=$CC
    217 test -z "$LTCFLAGS" && LTCFLAGS=$CFLAGS
    218 test -z "$LD" && LD=ld
    219 test -z "$ac_objext" && ac_objext=o
    220 
    221 _LT_CC_BASENAME([$compiler])
    222 
    223 # Only perform the check for file, if the check method requires it
    224 test -z "$MAGIC_CMD" && MAGIC_CMD=file
    225 case $deplibs_check_method in
    226 file_magic*)
    227   if test "$file_magic_cmd" = '$MAGIC_CMD'; then
    228     _LT_PATH_MAGIC
    229   fi
    230   ;;
    231 esac
    232 
    233 # Use C for the default configuration in the libtool script
    234 LT_SUPPORTED_TAG([CC])
    235 _LT_LANG_C_CONFIG
    236 _LT_LANG_DEFAULT_CONFIG
    237 _LT_CONFIG_COMMANDS
    238 ])# _LT_SETUP
    239 
    240 
    241 # _LT_PREPARE_SED_QUOTE_VARS
    242 # --------------------------
    243 # Define a few sed substitution that help us do robust quoting.
    244 m4_defun([_LT_PREPARE_SED_QUOTE_VARS],
    245 [# Backslashify metacharacters that are still active within
    246 # double-quoted strings.
    247 sed_quote_subst='s/\([["`$\\]]\)/\\\1/g'
    248 
    249 # Same as above, but do not quote variable references.
    250 double_quote_subst='s/\([["`\\]]\)/\\\1/g'
    251 
    252 # Sed substitution to delay expansion of an escaped shell variable in a
    253 # double_quote_subst'ed string.
    254 delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
    255 
    256 # Sed substitution to delay expansion of an escaped single quote.
    257 delay_single_quote_subst='s/'\''/'\'\\\\\\\'\''/g'
    258 
    259 # Sed substitution to avoid accidental globbing in evaled expressions
    260 no_glob_subst='s/\*/\\\*/g'
    261 ])
    262 
    263 # _LT_PROG_LTMAIN
    264 # ---------------
    265 # Note that this code is called both from `configure', and `config.status'
    266 # now that we use AC_CONFIG_COMMANDS to generate libtool.  Notably,
    267 # `config.status' has no value for ac_aux_dir unless we are using Automake,
    268 # so we pass a copy along to make sure it has a sensible value anyway.
    269 m4_defun([_LT_PROG_LTMAIN],
    270 [m4_ifdef([AC_REQUIRE_AUX_FILE], [AC_REQUIRE_AUX_FILE([ltmain.sh])])dnl
    271 _LT_CONFIG_LIBTOOL_INIT([ac_aux_dir='$ac_aux_dir'])
    272 ltmain="$ac_aux_dir/ltmain.sh"
    273 ])# _LT_PROG_LTMAIN
    274 
    275 
    276 ## ------------------------------------- ##
    277 ## Accumulate code for creating libtool. ##
    278 ## ------------------------------------- ##
    279 
    280 # So that we can recreate a full libtool script including additional
    281 # tags, we accumulate the chunks of code to send to AC_CONFIG_COMMANDS
    282 # in macros and then make a single call at the end using the `libtool'
    283 # label.
    284 
    285 
    286 # _LT_CONFIG_LIBTOOL_INIT([INIT-COMMANDS])
    287 # ----------------------------------------
    288 # Register INIT-COMMANDS to be passed to AC_CONFIG_COMMANDS later.
    289 m4_define([_LT_CONFIG_LIBTOOL_INIT],
    290 [m4_ifval([$1],
    291           [m4_append([_LT_OUTPUT_LIBTOOL_INIT],
    292                      [$1
    293 ])])])
    294 
    295 # Initialize.
    296 m4_define([_LT_OUTPUT_LIBTOOL_INIT])
    297 
    298 
    299 # _LT_CONFIG_LIBTOOL([COMMANDS])
    300 # ------------------------------
    301 # Register COMMANDS to be passed to AC_CONFIG_COMMANDS later.
    302 m4_define([_LT_CONFIG_LIBTOOL],
    303 [m4_ifval([$1],
    304           [m4_append([_LT_OUTPUT_LIBTOOL_COMMANDS],
    305                      [$1
    306 ])])])
    307 
    308 # Initialize.
    309 m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS])
    310 
    311 
    312 # _LT_CONFIG_SAVE_COMMANDS([COMMANDS], [INIT_COMMANDS])
    313 # -----------------------------------------------------
    314 m4_defun([_LT_CONFIG_SAVE_COMMANDS],
    315 [_LT_CONFIG_LIBTOOL([$1])
    316 _LT_CONFIG_LIBTOOL_INIT([$2])
    317 ])
    318 
    319 
    320 # _LT_FORMAT_COMMENT([COMMENT])
    321 # -----------------------------
    322 # Add leading comment marks to the start of each line, and a trailing
    323 # full-stop to the whole comment if one is not present already.
    324 m4_define([_LT_FORMAT_COMMENT],
    325 [m4_ifval([$1], [
    326 m4_bpatsubst([m4_bpatsubst([$1], [^ *], [# ])],
    327               [['`$\]], [\\\&])]m4_bmatch([$1], [[!?.]$], [], [.])
    328 )])
    329 
    330 
    331 
    332 ## ------------------------ ##
    333 ## FIXME: Eliminate VARNAME ##
    334 ## ------------------------ ##
    335 
    336 
    337 # _LT_DECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION], [IS-TAGGED?])
    338 # -------------------------------------------------------------------
    339 # CONFIGNAME is the name given to the value in the libtool script.
    340 # VARNAME is the (base) name used in the configure script.
    341 # VALUE may be 0, 1 or 2 for a computed quote escaped value based on
    342 # VARNAME.  Any other value will be used directly.
    343 m4_define([_LT_DECL],
    344 [lt_if_append_uniq([lt_decl_varnames], [$2], [, ],
    345     [lt_dict_add_subkey([lt_decl_dict], [$2], [libtool_name],
    346 	[m4_ifval([$1], [$1], [$2])])
    347     lt_dict_add_subkey([lt_decl_dict], [$2], [value], [$3])
    348     m4_ifval([$4],
    349 	[lt_dict_add_subkey([lt_decl_dict], [$2], [description], [$4])])
    350     lt_dict_add_subkey([lt_decl_dict], [$2],
    351 	[tagged?], [m4_ifval([$5], [yes], [no])])])
    352 ])
    353 
    354 
    355 # _LT_TAGDECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION])
    356 # --------------------------------------------------------
    357 m4_define([_LT_TAGDECL], [_LT_DECL([$1], [$2], [$3], [$4], [yes])])
    358 
    359 
    360 # lt_decl_tag_varnames([SEPARATOR], [VARNAME1...])
    361 # ------------------------------------------------
    362 m4_define([lt_decl_tag_varnames],
    363 [_lt_decl_filter([tagged?], [yes], $@)])
    364 
    365 
    366 # _lt_decl_filter(SUBKEY, VALUE, [SEPARATOR], [VARNAME1..])
    367 # ---------------------------------------------------------
    368 m4_define([_lt_decl_filter],
    369 [m4_case([$#],
    370   [0], [m4_fatal([$0: too few arguments: $#])],
    371   [1], [m4_fatal([$0: too few arguments: $#: $1])],
    372   [2], [lt_dict_filter([lt_decl_dict], [$1], [$2], [], lt_decl_varnames)],
    373   [3], [lt_dict_filter([lt_decl_dict], [$1], [$2], [$3], lt_decl_varnames)],
    374   [lt_dict_filter([lt_decl_dict], $@)])[]dnl
    375 ])
    376 
    377 
    378 # lt_decl_quote_varnames([SEPARATOR], [VARNAME1...])
    379 # --------------------------------------------------
    380 m4_define([lt_decl_quote_varnames],
    381 [_lt_decl_filter([value], [1], $@)])
    382 
    383 
    384 # lt_decl_dquote_varnames([SEPARATOR], [VARNAME1...])
    385 # ---------------------------------------------------
    386 m4_define([lt_decl_dquote_varnames],
    387 [_lt_decl_filter([value], [2], $@)])
    388 
    389 
    390 # lt_decl_varnames_tagged([SEPARATOR], [VARNAME1...])
    391 # ---------------------------------------------------
    392 m4_define([lt_decl_varnames_tagged],
    393 [m4_assert([$# <= 2])dnl
    394 _$0(m4_quote(m4_default([$1], [[, ]])),
    395     m4_ifval([$2], [[$2]], [m4_dquote(lt_decl_tag_varnames)]),
    396     m4_split(m4_normalize(m4_quote(_LT_TAGS)), [ ]))])
    397 m4_define([_lt_decl_varnames_tagged],
    398 [m4_ifval([$3], [lt_combine([$1], [$2], [_], $3)])])
    399 
    400 
    401 # lt_decl_all_varnames([SEPARATOR], [VARNAME1...])
    402 # ------------------------------------------------
    403 m4_define([lt_decl_all_varnames],
    404 [_$0(m4_quote(m4_default([$1], [[, ]])),
    405      m4_if([$2], [],
    406 	   m4_quote(lt_decl_varnames),
    407 	m4_quote(m4_shift($@))))[]dnl
    408 ])
    409 m4_define([_lt_decl_all_varnames],
    410 [lt_join($@, lt_decl_varnames_tagged([$1],
    411 			lt_decl_tag_varnames([[, ]], m4_shift($@))))dnl
    412 ])
    413 
    414 
    415 # _LT_CONFIG_STATUS_DECLARE([VARNAME])
    416 # ------------------------------------
    417 # Quote a variable value, and forward it to `config.status' so that its
    418 # declaration there will have the same value as in `configure'.  VARNAME
    419 # must have a single quote delimited value for this to work.
    420 m4_define([_LT_CONFIG_STATUS_DECLARE],
    421 [$1='`$ECHO "$][$1" | $SED "$delay_single_quote_subst"`'])
    422 
    423 
    424 # _LT_CONFIG_STATUS_DECLARATIONS
    425 # ------------------------------
    426 # We delimit libtool config variables with single quotes, so when
    427 # we write them to config.status, we have to be sure to quote all
    428 # embedded single quotes properly.  In configure, this macro expands
    429 # each variable declared with _LT_DECL (and _LT_TAGDECL) into:
    430 #
    431 #    <var>='`$ECHO "$<var>" | $SED "$delay_single_quote_subst"`'
    432 m4_defun([_LT_CONFIG_STATUS_DECLARATIONS],
    433 [m4_foreach([_lt_var], m4_quote(lt_decl_all_varnames),
    434     [m4_n([_LT_CONFIG_STATUS_DECLARE(_lt_var)])])])
    435 
    436 
    437 # _LT_LIBTOOL_TAGS
    438 # ----------------
    439 # Output comment and list of tags supported by the script
    440 m4_defun([_LT_LIBTOOL_TAGS],
    441 [_LT_FORMAT_COMMENT([The names of the tagged configurations supported by this script])dnl
    442 available_tags="_LT_TAGS"dnl
    443 ])
    444 
    445 
    446 # _LT_LIBTOOL_DECLARE(VARNAME, [TAG])
    447 # -----------------------------------
    448 # Extract the dictionary values for VARNAME (optionally with TAG) and
    449 # expand to a commented shell variable setting:
    450 #
    451 #    # Some comment about what VAR is for.
    452 #    visible_name=$lt_internal_name
    453 m4_define([_LT_LIBTOOL_DECLARE],
    454 [_LT_FORMAT_COMMENT(m4_quote(lt_dict_fetch([lt_decl_dict], [$1],
    455 					   [description])))[]dnl
    456 m4_pushdef([_libtool_name],
    457     m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [libtool_name])))[]dnl
    458 m4_case(m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [value])),
    459     [0], [_libtool_name=[$]$1],
    460     [1], [_libtool_name=$lt_[]$1],
    461     [2], [_libtool_name=$lt_[]$1],
    462     [_libtool_name=lt_dict_fetch([lt_decl_dict], [$1], [value])])[]dnl
    463 m4_ifval([$2], [_$2])[]m4_popdef([_libtool_name])[]dnl
    464 ])
    465 
    466 
    467 # _LT_LIBTOOL_CONFIG_VARS
    468 # -----------------------
    469 # Produce commented declarations of non-tagged libtool config variables
    470 # suitable for insertion in the LIBTOOL CONFIG section of the `libtool'
    471 # script.  Tagged libtool config variables (even for the LIBTOOL CONFIG
    472 # section) are produced by _LT_LIBTOOL_TAG_VARS.
    473 m4_defun([_LT_LIBTOOL_CONFIG_VARS],
    474 [m4_foreach([_lt_var],
    475     m4_quote(_lt_decl_filter([tagged?], [no], [], lt_decl_varnames)),
    476     [m4_n([_LT_LIBTOOL_DECLARE(_lt_var)])])])
    477 
    478 
    479 # _LT_LIBTOOL_TAG_VARS(TAG)
    480 # -------------------------
    481 m4_define([_LT_LIBTOOL_TAG_VARS],
    482 [m4_foreach([_lt_var], m4_quote(lt_decl_tag_varnames),
    483     [m4_n([_LT_LIBTOOL_DECLARE(_lt_var, [$1])])])])
    484 
    485 
    486 # _LT_TAGVAR(VARNAME, [TAGNAME])
    487 # ------------------------------
    488 m4_define([_LT_TAGVAR], [m4_ifval([$2], [$1_$2], [$1])])
    489 
    490 
    491 # _LT_CONFIG_COMMANDS
    492 # -------------------
    493 # Send accumulated output to $CONFIG_STATUS.  Thanks to the lists of
    494 # variables for single and double quote escaping we saved from calls
    495 # to _LT_DECL, we can put quote escaped variables declarations
    496 # into `config.status', and then the shell code to quote escape them in
    497 # for loops in `config.status'.  Finally, any additional code accumulated
    498 # from calls to _LT_CONFIG_LIBTOOL_INIT is expanded.
    499 m4_defun([_LT_CONFIG_COMMANDS],
    500 [AC_PROVIDE_IFELSE([LT_OUTPUT],
    501 	dnl If the libtool generation code has been placed in $CONFIG_LT,
    502 	dnl instead of duplicating it all over again into config.status,
    503 	dnl then we will have config.status run $CONFIG_LT later, so it
    504 	dnl needs to know what name is stored there:
    505         [AC_CONFIG_COMMANDS([libtool],
    506             [$SHELL $CONFIG_LT || AS_EXIT(1)], [CONFIG_LT='$CONFIG_LT'])],
    507     dnl If the libtool generation code is destined for config.status,
    508     dnl expand the accumulated commands and init code now:
    509     [AC_CONFIG_COMMANDS([libtool],
    510         [_LT_OUTPUT_LIBTOOL_COMMANDS], [_LT_OUTPUT_LIBTOOL_COMMANDS_INIT])])
    511 ])#_LT_CONFIG_COMMANDS
    512 
    513 
    514 # Initialize.
    515 m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS_INIT],
    516 [
    517 
    518 # The HP-UX ksh and POSIX shell print the target directory to stdout
    519 # if CDPATH is set.
    520 (unset CDPATH) >/dev/null 2>&1 && unset CDPATH
    521 
    522 sed_quote_subst='$sed_quote_subst'
    523 double_quote_subst='$double_quote_subst'
    524 delay_variable_subst='$delay_variable_subst'
    525 _LT_CONFIG_STATUS_DECLARATIONS
    526 LTCC='$LTCC'
    527 LTCFLAGS='$LTCFLAGS'
    528 compiler='$compiler_DEFAULT'
    529 
    530 # A function that is used when there is no print builtin or printf.
    531 func_fallback_echo ()
    532 {
    533   eval 'cat <<_LTECHO_EOF
    534 \$[]1
    535 _LTECHO_EOF'
    536 }
    537 
    538 # Quote evaled strings.
    539 for var in lt_decl_all_varnames([[ \
    540 ]], lt_decl_quote_varnames); do
    541     case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
    542     *[[\\\\\\\`\\"\\\$]]*)
    543       eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED \\"\\\$sed_quote_subst\\"\\\`\\\\\\""
    544       ;;
    545     *)
    546       eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
    547       ;;
    548     esac
    549 done
    550 
    551 # Double-quote double-evaled strings.
    552 for var in lt_decl_all_varnames([[ \
    553 ]], lt_decl_dquote_varnames); do
    554     case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
    555     *[[\\\\\\\`\\"\\\$]]*)
    556       eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED -e \\"\\\$double_quote_subst\\" -e \\"\\\$sed_quote_subst\\" -e \\"\\\$delay_variable_subst\\"\\\`\\\\\\""
    557       ;;
    558     *)
    559       eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
    560       ;;
    561     esac
    562 done
    563 
    564 _LT_OUTPUT_LIBTOOL_INIT
    565 ])
    566 
    567 # _LT_GENERATED_FILE_INIT(FILE, [COMMENT])
    568 # ------------------------------------
    569 # Generate a child script FILE with all initialization necessary to
    570 # reuse the environment learned by the parent script, and make the
    571 # file executable.  If COMMENT is supplied, it is inserted after the
    572 # `#!' sequence but before initialization text begins.  After this
    573 # macro, additional text can be appended to FILE to form the body of
    574 # the child script.  The macro ends with non-zero status if the
    575 # file could not be fully written (such as if the disk is full).
    576 m4_ifdef([AS_INIT_GENERATED],
    577 [m4_defun([_LT_GENERATED_FILE_INIT],[AS_INIT_GENERATED($@)])],
    578 [m4_defun([_LT_GENERATED_FILE_INIT],
    579 [m4_require([AS_PREPARE])]dnl
    580 [m4_pushdef([AS_MESSAGE_LOG_FD])]dnl
    581 [lt_write_fail=0
    582 cat >$1 <<_ASEOF || lt_write_fail=1
    583 #! $SHELL
    584 # Generated by $as_me.
    585 $2
    586 SHELL=\${CONFIG_SHELL-$SHELL}
    587 export SHELL
    588 _ASEOF
    589 cat >>$1 <<\_ASEOF || lt_write_fail=1
    590 AS_SHELL_SANITIZE
    591 _AS_PREPARE
    592 exec AS_MESSAGE_FD>&1
    593 _ASEOF
    594 test $lt_write_fail = 0 && chmod +x $1[]dnl
    595 m4_popdef([AS_MESSAGE_LOG_FD])])])# _LT_GENERATED_FILE_INIT
    596 
    597 # LT_OUTPUT
    598 # ---------
    599 # This macro allows early generation of the libtool script (before
    600 # AC_OUTPUT is called), incase it is used in configure for compilation
    601 # tests.
    602 AC_DEFUN([LT_OUTPUT],
    603 [: ${CONFIG_LT=./config.lt}
    604 AC_MSG_NOTICE([creating $CONFIG_LT])
    605 _LT_GENERATED_FILE_INIT(["$CONFIG_LT"],
    606 [# Run this file to recreate a libtool stub with the current configuration.])
    607 
    608 cat >>"$CONFIG_LT" <<\_LTEOF
    609 lt_cl_silent=false
    610 exec AS_MESSAGE_LOG_FD>>config.log
    611 {
    612   echo
    613   AS_BOX([Running $as_me.])
    614 } >&AS_MESSAGE_LOG_FD
    615 
    616 lt_cl_help="\
    617 \`$as_me' creates a local libtool stub from the current configuration,
    618 for use in further configure time tests before the real libtool is
    619 generated.
    620 
    621 Usage: $[0] [[OPTIONS]]
    622 
    623   -h, --help      print this help, then exit
    624   -V, --version   print version number, then exit
    625   -q, --quiet     do not print progress messages
    626   -d, --debug     don't remove temporary files
    627 
    628 Report bugs to <bug-libtool (a] gnu.org>."
    629 
    630 lt_cl_version="\
    631 m4_ifset([AC_PACKAGE_NAME], [AC_PACKAGE_NAME ])config.lt[]dnl
    632 m4_ifset([AC_PACKAGE_VERSION], [ AC_PACKAGE_VERSION])
    633 configured by $[0], generated by m4_PACKAGE_STRING.
    634 
    635 Copyright (C) 2009 Free Software Foundation, Inc.
    636 This config.lt script is free software; the Free Software Foundation
    637 gives unlimited permision to copy, distribute and modify it."
    638 
    639 while test $[#] != 0
    640 do
    641   case $[1] in
    642     --version | --v* | -V )
    643       echo "$lt_cl_version"; exit 0 ;;
    644     --help | --h* | -h )
    645       echo "$lt_cl_help"; exit 0 ;;
    646     --debug | --d* | -d )
    647       debug=: ;;
    648     --quiet | --q* | --silent | --s* | -q )
    649       lt_cl_silent=: ;;
    650 
    651     -*) AC_MSG_ERROR([unrecognized option: $[1]
    652 Try \`$[0] --help' for more information.]) ;;
    653 
    654     *) AC_MSG_ERROR([unrecognized argument: $[1]
    655 Try \`$[0] --help' for more information.]) ;;
    656   esac
    657   shift
    658 done
    659 
    660 if $lt_cl_silent; then
    661   exec AS_MESSAGE_FD>/dev/null
    662 fi
    663 _LTEOF
    664 
    665 cat >>"$CONFIG_LT" <<_LTEOF
    666 _LT_OUTPUT_LIBTOOL_COMMANDS_INIT
    667 _LTEOF
    668 
    669 cat >>"$CONFIG_LT" <<\_LTEOF
    670 AC_MSG_NOTICE([creating $ofile])
    671 _LT_OUTPUT_LIBTOOL_COMMANDS
    672 AS_EXIT(0)
    673 _LTEOF
    674 chmod +x "$CONFIG_LT"
    675 
    676 # configure is writing to config.log, but config.lt does its own redirection,
    677 # appending to config.log, which fails on DOS, as config.log is still kept
    678 # open by configure.  Here we exec the FD to /dev/null, effectively closing
    679 # config.log, so it can be properly (re)opened and appended to by config.lt.
    680 lt_cl_success=:
    681 test "$silent" = yes &&
    682   lt_config_lt_args="$lt_config_lt_args --quiet"
    683 exec AS_MESSAGE_LOG_FD>/dev/null
    684 $SHELL "$CONFIG_LT" $lt_config_lt_args || lt_cl_success=false
    685 exec AS_MESSAGE_LOG_FD>>config.log
    686 $lt_cl_success || AS_EXIT(1)
    687 ])# LT_OUTPUT
    688 
    689 
    690 # _LT_CONFIG(TAG)
    691 # ---------------
    692 # If TAG is the built-in tag, create an initial libtool script with a
    693 # default configuration from the untagged config vars.  Otherwise add code
    694 # to config.status for appending the configuration named by TAG from the
    695 # matching tagged config vars.
    696 m4_defun([_LT_CONFIG],
    697 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
    698 _LT_CONFIG_SAVE_COMMANDS([
    699   m4_define([_LT_TAG], m4_if([$1], [], [C], [$1]))dnl
    700   m4_if(_LT_TAG, [C], [
    701     # See if we are running on zsh, and set the options which allow our
    702     # commands through without removal of \ escapes.
    703     if test -n "${ZSH_VERSION+set}" ; then
    704       setopt NO_GLOB_SUBST
    705     fi
    706 
    707     cfgfile="${ofile}T"
    708     trap "$RM \"$cfgfile\"; exit 1" 1 2 15
    709     $RM "$cfgfile"
    710 
    711     cat <<_LT_EOF >> "$cfgfile"
    712 #! $SHELL
    713 
    714 # `$ECHO "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
    715 # Generated automatically by $as_me ($PACKAGE$TIMESTAMP) $VERSION
    716 # Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
    717 # NOTE: Changes made to this file will be lost: look at ltmain.sh.
    718 #
    719 _LT_COPYING
    720 _LT_LIBTOOL_TAGS
    721 
    722 # ### BEGIN LIBTOOL CONFIG
    723 _LT_LIBTOOL_CONFIG_VARS
    724 _LT_LIBTOOL_TAG_VARS
    725 # ### END LIBTOOL CONFIG
    726 
    727 _LT_EOF
    728 
    729   case $host_os in
    730   aix3*)
    731     cat <<\_LT_EOF >> "$cfgfile"
    732 # AIX sometimes has problems with the GCC collect2 program.  For some
    733 # reason, if we set the COLLECT_NAMES environment variable, the problems
    734 # vanish in a puff of smoke.
    735 if test "X${COLLECT_NAMES+set}" != Xset; then
    736   COLLECT_NAMES=
    737   export COLLECT_NAMES
    738 fi
    739 _LT_EOF
    740     ;;
    741   esac
    742 
    743   _LT_PROG_LTMAIN
    744 
    745   # We use sed instead of cat because bash on DJGPP gets confused if
    746   # if finds mixed CR/LF and LF-only lines.  Since sed operates in
    747   # text mode, it properly converts lines to CR/LF.  This bash problem
    748   # is reportedly fixed, but why not run on old versions too?
    749   sed '/^# Generated shell functions inserted here/q' "$ltmain" >> "$cfgfile" \
    750     || (rm -f "$cfgfile"; exit 1)
    751 
    752   _LT_PROG_XSI_SHELLFNS
    753 
    754   sed -n '/^# Generated shell functions inserted here/,$p' "$ltmain" >> "$cfgfile" \
    755     || (rm -f "$cfgfile"; exit 1)
    756 
    757   mv -f "$cfgfile" "$ofile" ||
    758     (rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile")
    759   chmod +x "$ofile"
    760 ],
    761 [cat <<_LT_EOF >> "$ofile"
    762 
    763 dnl Unfortunately we have to use $1 here, since _LT_TAG is not expanded
    764 dnl in a comment (ie after a #).
    765 # ### BEGIN LIBTOOL TAG CONFIG: $1
    766 _LT_LIBTOOL_TAG_VARS(_LT_TAG)
    767 # ### END LIBTOOL TAG CONFIG: $1
    768 _LT_EOF
    769 ])dnl /m4_if
    770 ],
    771 [m4_if([$1], [], [
    772     PACKAGE='$PACKAGE'
    773     VERSION='$VERSION'
    774     TIMESTAMP='$TIMESTAMP'
    775     RM='$RM'
    776     ofile='$ofile'], [])
    777 ])dnl /_LT_CONFIG_SAVE_COMMANDS
    778 ])# _LT_CONFIG
    779 
    780 
    781 # LT_SUPPORTED_TAG(TAG)
    782 # ---------------------
    783 # Trace this macro to discover what tags are supported by the libtool
    784 # --tag option, using:
    785 #    autoconf --trace 'LT_SUPPORTED_TAG:$1'
    786 AC_DEFUN([LT_SUPPORTED_TAG], [])
    787 
    788 
    789 # C support is built-in for now
    790 m4_define([_LT_LANG_C_enabled], [])
    791 m4_define([_LT_TAGS], [])
    792 
    793 
    794 # LT_LANG(LANG)
    795 # -------------
    796 # Enable libtool support for the given language if not already enabled.
    797 AC_DEFUN([LT_LANG],
    798 [AC_BEFORE([$0], [LT_OUTPUT])dnl
    799 m4_case([$1],
    800   [C],			[_LT_LANG(C)],
    801   [C++],		[_LT_LANG(CXX)],
    802   [Java],		[_LT_LANG(GCJ)],
    803   [Fortran 77],		[_LT_LANG(F77)],
    804   [Fortran],		[_LT_LANG(FC)],
    805   [Windows Resource],	[_LT_LANG(RC)],
    806   [m4_ifdef([_LT_LANG_]$1[_CONFIG],
    807     [_LT_LANG($1)],
    808     [m4_fatal([$0: unsupported language: "$1"])])])dnl
    809 ])# LT_LANG
    810 
    811 
    812 # _LT_LANG(LANGNAME)
    813 # ------------------
    814 m4_defun([_LT_LANG],
    815 [m4_ifdef([_LT_LANG_]$1[_enabled], [],
    816   [LT_SUPPORTED_TAG([$1])dnl
    817   m4_append([_LT_TAGS], [$1 ])dnl
    818   m4_define([_LT_LANG_]$1[_enabled], [])dnl
    819   _LT_LANG_$1_CONFIG($1)])dnl
    820 ])# _LT_LANG
    821 
    822 
    823 # _LT_LANG_DEFAULT_CONFIG
    824 # -----------------------
    825 m4_defun([_LT_LANG_DEFAULT_CONFIG],
    826 [AC_PROVIDE_IFELSE([AC_PROG_CXX],
    827   [LT_LANG(CXX)],
    828   [m4_define([AC_PROG_CXX], defn([AC_PROG_CXX])[LT_LANG(CXX)])])
    829 
    830 AC_PROVIDE_IFELSE([AC_PROG_F77],
    831   [LT_LANG(F77)],
    832   [m4_define([AC_PROG_F77], defn([AC_PROG_F77])[LT_LANG(F77)])])
    833 
    834 AC_PROVIDE_IFELSE([AC_PROG_FC],
    835   [LT_LANG(FC)],
    836   [m4_define([AC_PROG_FC], defn([AC_PROG_FC])[LT_LANG(FC)])])
    837 
    838 dnl The call to [A][M_PROG_GCJ] is quoted like that to stop aclocal
    839 dnl pulling things in needlessly.
    840 AC_PROVIDE_IFELSE([AC_PROG_GCJ],
    841   [LT_LANG(GCJ)],
    842   [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
    843     [LT_LANG(GCJ)],
    844     [AC_PROVIDE_IFELSE([LT_PROG_GCJ],
    845       [LT_LANG(GCJ)],
    846       [m4_ifdef([AC_PROG_GCJ],
    847 	[m4_define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[LT_LANG(GCJ)])])
    848        m4_ifdef([A][M_PROG_GCJ],
    849 	[m4_define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[LT_LANG(GCJ)])])
    850        m4_ifdef([LT_PROG_GCJ],
    851 	[m4_define([LT_PROG_GCJ], defn([LT_PROG_GCJ])[LT_LANG(GCJ)])])])])])
    852 
    853 AC_PROVIDE_IFELSE([LT_PROG_RC],
    854   [LT_LANG(RC)],
    855   [m4_define([LT_PROG_RC], defn([LT_PROG_RC])[LT_LANG(RC)])])
    856 ])# _LT_LANG_DEFAULT_CONFIG
    857 
    858 # Obsolete macros:
    859 AU_DEFUN([AC_LIBTOOL_CXX], [LT_LANG(C++)])
    860 AU_DEFUN([AC_LIBTOOL_F77], [LT_LANG(Fortran 77)])
    861 AU_DEFUN([AC_LIBTOOL_FC], [LT_LANG(Fortran)])
    862 AU_DEFUN([AC_LIBTOOL_GCJ], [LT_LANG(Java)])
    863 AU_DEFUN([AC_LIBTOOL_RC], [LT_LANG(Windows Resource)])
    864 dnl aclocal-1.4 backwards compatibility:
    865 dnl AC_DEFUN([AC_LIBTOOL_CXX], [])
    866 dnl AC_DEFUN([AC_LIBTOOL_F77], [])
    867 dnl AC_DEFUN([AC_LIBTOOL_FC], [])
    868 dnl AC_DEFUN([AC_LIBTOOL_GCJ], [])
    869 dnl AC_DEFUN([AC_LIBTOOL_RC], [])
    870 
    871 
    872 # _LT_TAG_COMPILER
    873 # ----------------
    874 m4_defun([_LT_TAG_COMPILER],
    875 [AC_REQUIRE([AC_PROG_CC])dnl
    876 
    877 _LT_DECL([LTCC], [CC], [1], [A C compiler])dnl
    878 _LT_DECL([LTCFLAGS], [CFLAGS], [1], [LTCC compiler flags])dnl
    879 _LT_TAGDECL([CC], [compiler], [1], [A language specific compiler])dnl
    880 _LT_TAGDECL([with_gcc], [GCC], [0], [Is the compiler the GNU compiler?])dnl
    881 
    882 # If no C compiler was specified, use CC.
    883 LTCC=${LTCC-"$CC"}
    884 
    885 # If no C compiler flags were specified, use CFLAGS.
    886 LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
    887 
    888 # Allow CC to be a program name with arguments.
    889 compiler=$CC
    890 ])# _LT_TAG_COMPILER
    891 
    892 
    893 # _LT_COMPILER_BOILERPLATE
    894 # ------------------------
    895 # Check for compiler boilerplate output or warnings with
    896 # the simple compiler test code.
    897 m4_defun([_LT_COMPILER_BOILERPLATE],
    898 [m4_require([_LT_DECL_SED])dnl
    899 ac_outfile=conftest.$ac_objext
    900 echo "$lt_simple_compile_test_code" >conftest.$ac_ext
    901 eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
    902 _lt_compiler_boilerplate=`cat conftest.err`
    903 $RM conftest*
    904 ])# _LT_COMPILER_BOILERPLATE
    905 
    906 
    907 # _LT_LINKER_BOILERPLATE
    908 # ----------------------
    909 # Check for linker boilerplate output or warnings with
    910 # the simple link test code.
    911 m4_defun([_LT_LINKER_BOILERPLATE],
    912 [m4_require([_LT_DECL_SED])dnl
    913 ac_outfile=conftest.$ac_objext
    914 echo "$lt_simple_link_test_code" >conftest.$ac_ext
    915 eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
    916 _lt_linker_boilerplate=`cat conftest.err`
    917 $RM -r conftest*
    918 ])# _LT_LINKER_BOILERPLATE
    919 
    920 # _LT_REQUIRED_DARWIN_CHECKS
    921 # -------------------------
    922 m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
    923   case $host_os in
    924     rhapsody* | darwin*)
    925     AC_CHECK_TOOL([DSYMUTIL], [dsymutil], [:])
    926     AC_CHECK_TOOL([NMEDIT], [nmedit], [:])
    927     AC_CHECK_TOOL([LIPO], [lipo], [:])
    928     AC_CHECK_TOOL([OTOOL], [otool], [:])
    929     AC_CHECK_TOOL([OTOOL64], [otool64], [:])
    930     _LT_DECL([], [DSYMUTIL], [1],
    931       [Tool to manipulate archived DWARF debug symbol files on Mac OS X])
    932     _LT_DECL([], [NMEDIT], [1],
    933       [Tool to change global to local symbols on Mac OS X])
    934     _LT_DECL([], [LIPO], [1],
    935       [Tool to manipulate fat objects and archives on Mac OS X])
    936     _LT_DECL([], [OTOOL], [1],
    937       [ldd/readelf like tool for Mach-O binaries on Mac OS X])
    938     _LT_DECL([], [OTOOL64], [1],
    939       [ldd/readelf like tool for 64 bit Mach-O binaries on Mac OS X 10.4])
    940 
    941     AC_CACHE_CHECK([for -single_module linker flag],[lt_cv_apple_cc_single_mod],
    942       [lt_cv_apple_cc_single_mod=no
    943       if test -z "${LT_MULTI_MODULE}"; then
    944 	# By default we will add the -single_module flag. You can override
    945 	# by either setting the environment variable LT_MULTI_MODULE
    946 	# non-empty at configure time, or by adding -multi_module to the
    947 	# link flags.
    948 	rm -rf libconftest.dylib*
    949 	echo "int foo(void){return 1;}" > conftest.c
    950 	echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
    951 -dynamiclib -Wl,-single_module conftest.c" >&AS_MESSAGE_LOG_FD
    952 	$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
    953 	  -dynamiclib -Wl,-single_module conftest.c 2>conftest.err
    954         _lt_result=$?
    955 	if test -f libconftest.dylib && test ! -s conftest.err && test $_lt_result = 0; then
    956 	  lt_cv_apple_cc_single_mod=yes
    957 	else
    958 	  cat conftest.err >&AS_MESSAGE_LOG_FD
    959 	fi
    960 	rm -rf libconftest.dylib*
    961 	rm -f conftest.*
    962       fi])
    963     AC_CACHE_CHECK([for -exported_symbols_list linker flag],
    964       [lt_cv_ld_exported_symbols_list],
    965       [lt_cv_ld_exported_symbols_list=no
    966       save_LDFLAGS=$LDFLAGS
    967       echo "_main" > conftest.sym
    968       LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
    969       AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
    970 	[lt_cv_ld_exported_symbols_list=yes],
    971 	[lt_cv_ld_exported_symbols_list=no])
    972 	LDFLAGS="$save_LDFLAGS"
    973     ])
    974     AC_CACHE_CHECK([for -force_load linker flag],[lt_cv_ld_force_load],
    975       [lt_cv_ld_force_load=no
    976       cat > conftest.c << _LT_EOF
    977 int forced_loaded() { return 2;}
    978 _LT_EOF
    979       echo "$LTCC $LTCFLAGS -c -o conftest.o conftest.c" >&AS_MESSAGE_LOG_FD
    980       $LTCC $LTCFLAGS -c -o conftest.o conftest.c 2>&AS_MESSAGE_LOG_FD
    981       echo "$AR cru libconftest.a conftest.o" >&AS_MESSAGE_LOG_FD
    982       $AR cru libconftest.a conftest.o 2>&AS_MESSAGE_LOG_FD
    983       cat > conftest.c << _LT_EOF
    984 int main() { return 0;}
    985 _LT_EOF
    986       echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&AS_MESSAGE_LOG_FD
    987       $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err
    988       _lt_result=$?
    989       if test -f conftest && test ! -s conftest.err && test $_lt_result = 0 && $GREP forced_load conftest 2>&1 >/dev/null; then
    990 	lt_cv_ld_force_load=yes
    991       else
    992 	cat conftest.err >&AS_MESSAGE_LOG_FD
    993       fi
    994         rm -f conftest.err libconftest.a conftest conftest.c
    995         rm -rf conftest.dSYM
    996     ])
    997     case $host_os in
    998     rhapsody* | darwin1.[[012]])
    999       _lt_dar_allow_undefined='${wl}-undefined ${wl}suppress' ;;
   1000     darwin1.*)
   1001       _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
   1002     darwin*) # darwin 5.x on
   1003       # if running on 10.5 or later, the deployment target defaults
   1004       # to the OS version, if on x86, and 10.4, the deployment
   1005       # target defaults to 10.4. Don't you love it?
   1006       case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
   1007 	10.0,*86*-darwin8*|10.0,*-darwin[[91]]*)
   1008 	  _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
   1009 	10.[[012]][[,.]]*)
   1010 	  _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
   1011 	10.*)
   1012 	  _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
   1013       esac
   1014     ;;
   1015   esac
   1016     if test "$lt_cv_apple_cc_single_mod" = "yes"; then
   1017       _lt_dar_single_mod='$single_module'
   1018     fi
   1019     if test "$lt_cv_ld_exported_symbols_list" = "yes"; then
   1020       _lt_dar_export_syms=' ${wl}-exported_symbols_list,$output_objdir/${libname}-symbols.expsym'
   1021     else
   1022       _lt_dar_export_syms='~$NMEDIT -s $output_objdir/${libname}-symbols.expsym ${lib}'
   1023     fi
   1024     if test "$DSYMUTIL" != ":" && test "$lt_cv_ld_force_load" = "no"; then
   1025       _lt_dsymutil='~$DSYMUTIL $lib || :'
   1026     else
   1027       _lt_dsymutil=
   1028     fi
   1029     ;;
   1030   esac
   1031 ])
   1032 
   1033 
   1034 # _LT_DARWIN_LINKER_FEATURES
   1035 # --------------------------
   1036 # Checks for linker and compiler features on darwin
   1037 m4_defun([_LT_DARWIN_LINKER_FEATURES],
   1038 [
   1039   m4_require([_LT_REQUIRED_DARWIN_CHECKS])
   1040   _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   1041   _LT_TAGVAR(hardcode_direct, $1)=no
   1042   _LT_TAGVAR(hardcode_automatic, $1)=yes
   1043   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
   1044   if test "$lt_cv_ld_force_load" = "yes"; then
   1045     _LT_TAGVAR(whole_archive_flag_spec, $1)='`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience ${wl}-force_load,$conv\"; done; func_echo_all \"$new_convenience\"`'
   1046   else
   1047     _LT_TAGVAR(whole_archive_flag_spec, $1)=''
   1048   fi
   1049   _LT_TAGVAR(link_all_deplibs, $1)=yes
   1050   _LT_TAGVAR(allow_undefined_flag, $1)="$_lt_dar_allow_undefined"
   1051   case $cc_basename in
   1052      ifort*) _lt_dar_can_shared=yes ;;
   1053      *) _lt_dar_can_shared=$GCC ;;
   1054   esac
   1055   if test "$_lt_dar_can_shared" = "yes"; then
   1056     output_verbose_link_cmd=func_echo_all
   1057     _LT_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod${_lt_dsymutil}"
   1058     _LT_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}"
   1059     _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring ${_lt_dar_single_mod}${_lt_dar_export_syms}${_lt_dsymutil}"
   1060     _LT_TAGVAR(module_expsym_cmds, $1)="sed -e 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dar_export_syms}${_lt_dsymutil}"
   1061     m4_if([$1], [CXX],
   1062 [   if test "$lt_cv_apple_cc_single_mod" != "yes"; then
   1063       _LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dsymutil}"
   1064       _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dar_export_syms}${_lt_dsymutil}"
   1065     fi
   1066 ],[])
   1067   else
   1068   _LT_TAGVAR(ld_shlibs, $1)=no
   1069   fi
   1070 ])
   1071 
   1072 # _LT_SYS_MODULE_PATH_AIX
   1073 # -----------------------
   1074 # Links a minimal program and checks the executable
   1075 # for the system default hardcoded library path. In most cases,
   1076 # this is /usr/lib:/lib, but when the MPI compilers are used
   1077 # the location of the communication and MPI libs are included too.
   1078 # If we don't find anything, use the default library path according
   1079 # to the aix ld manual.
   1080 m4_defun([_LT_SYS_MODULE_PATH_AIX],
   1081 [m4_require([_LT_DECL_SED])dnl
   1082 AC_LINK_IFELSE(AC_LANG_PROGRAM,[
   1083 lt_aix_libpath_sed='
   1084     /Import File Strings/,/^$/ {
   1085 	/^0/ {
   1086 	    s/^0  *\(.*\)$/\1/
   1087 	    p
   1088 	}
   1089     }'
   1090 aix_libpath=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
   1091 # Check for a 64-bit object if we didn't find anything.
   1092 if test -z "$aix_libpath"; then
   1093   aix_libpath=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
   1094 fi],[])
   1095 if test -z "$aix_libpath"; then aix_libpath="/usr/lib:/lib"; fi
   1096 ])# _LT_SYS_MODULE_PATH_AIX
   1097 
   1098 
   1099 # _LT_SHELL_INIT(ARG)
   1100 # -------------------
   1101 m4_define([_LT_SHELL_INIT],
   1102 [m4_divert_text([M4SH-INIT], [$1
   1103 ])])# _LT_SHELL_INIT
   1104 
   1105 
   1106 
   1107 # _LT_PROG_ECHO_BACKSLASH
   1108 # -----------------------
   1109 # Find how we can fake an echo command that does not interpret backslash.
   1110 # In particular, with Autoconf 2.60 or later we add some code to the start
   1111 # of the generated configure script which will find a shell with a builtin
   1112 # printf (which we can use as an echo command).
   1113 m4_defun([_LT_PROG_ECHO_BACKSLASH],
   1114 [ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
   1115 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
   1116 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
   1117 
   1118 AC_MSG_CHECKING([how to print strings])
   1119 # Test print first, because it will be a builtin if present.
   1120 if test "X`print -r -- -n 2>/dev/null`" = X-n && \
   1121    test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then
   1122   ECHO='print -r --'
   1123 elif test "X`printf %s $ECHO 2>/dev/null`" = "X$ECHO"; then
   1124   ECHO='printf %s\n'
   1125 else
   1126   # Use this function as a fallback that always works.
   1127   func_fallback_echo ()
   1128   {
   1129     eval 'cat <<_LTECHO_EOF
   1130 $[]1
   1131 _LTECHO_EOF'
   1132   }
   1133   ECHO='func_fallback_echo'
   1134 fi
   1135 
   1136 # func_echo_all arg...
   1137 # Invoke $ECHO with all args, space-separated.
   1138 func_echo_all ()
   1139 {
   1140     $ECHO "$*" 
   1141 }
   1142 
   1143 case "$ECHO" in
   1144   printf*) AC_MSG_RESULT([printf]) ;;
   1145   print*) AC_MSG_RESULT([print -r]) ;;
   1146   *) AC_MSG_RESULT([cat]) ;;
   1147 esac
   1148 
   1149 m4_ifdef([_AS_DETECT_SUGGESTED],
   1150 [_AS_DETECT_SUGGESTED([
   1151   test -n "${ZSH_VERSION+set}${BASH_VERSION+set}" || (
   1152     ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
   1153     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
   1154     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
   1155     PATH=/empty FPATH=/empty; export PATH FPATH
   1156     test "X`printf %s $ECHO`" = "X$ECHO" \
   1157       || test "X`print -r -- $ECHO`" = "X$ECHO" )])])
   1158 
   1159 _LT_DECL([], [SHELL], [1], [Shell to use when invoking shell scripts])
   1160 _LT_DECL([], [ECHO], [1], [An echo program that protects backslashes])
   1161 ])# _LT_PROG_ECHO_BACKSLASH
   1162 
   1163 
   1164 # _LT_ENABLE_LOCK
   1165 # ---------------
   1166 m4_defun([_LT_ENABLE_LOCK],
   1167 [AC_ARG_ENABLE([libtool-lock],
   1168   [AS_HELP_STRING([--disable-libtool-lock],
   1169     [avoid locking (might break parallel builds)])])
   1170 test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
   1171 
   1172 # Some flags need to be propagated to the compiler or linker for good
   1173 # libtool support.
   1174 case $host in
   1175 ia64-*-hpux*)
   1176   # Find out which ABI we are using.
   1177   echo 'int i;' > conftest.$ac_ext
   1178   if AC_TRY_EVAL(ac_compile); then
   1179     case `/usr/bin/file conftest.$ac_objext` in
   1180       *ELF-32*)
   1181 	HPUX_IA64_MODE="32"
   1182 	;;
   1183       *ELF-64*)
   1184 	HPUX_IA64_MODE="64"
   1185 	;;
   1186     esac
   1187   fi
   1188   rm -rf conftest*
   1189   ;;
   1190 *-*-irix6*)
   1191   # Find out which ABI we are using.
   1192   echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
   1193   if AC_TRY_EVAL(ac_compile); then
   1194     if test "$lt_cv_prog_gnu_ld" = yes; then
   1195       case `/usr/bin/file conftest.$ac_objext` in
   1196 	*32-bit*)
   1197 	  LD="${LD-ld} -melf32bsmip"
   1198 	  ;;
   1199 	*N32*)
   1200 	  LD="${LD-ld} -melf32bmipn32"
   1201 	  ;;
   1202 	*64-bit*)
   1203 	  LD="${LD-ld} -melf64bmip"
   1204 	;;
   1205       esac
   1206     else
   1207       case `/usr/bin/file conftest.$ac_objext` in
   1208 	*32-bit*)
   1209 	  LD="${LD-ld} -32"
   1210 	  ;;
   1211 	*N32*)
   1212 	  LD="${LD-ld} -n32"
   1213 	  ;;
   1214 	*64-bit*)
   1215 	  LD="${LD-ld} -64"
   1216 	  ;;
   1217       esac
   1218     fi
   1219   fi
   1220   rm -rf conftest*
   1221   ;;
   1222 
   1223 x86_64-*kfreebsd*-gnu|x86_64-*linux*|powerpc*-*linux*| \
   1224 s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
   1225   # Find out which ABI we are using.
   1226   echo 'int i;' > conftest.$ac_ext
   1227   if AC_TRY_EVAL(ac_compile); then
   1228     case `/usr/bin/file conftest.o` in
   1229       *32-bit*)
   1230 	case $host in
   1231 	  x86_64-*kfreebsd*-gnu)
   1232 	    LD="${LD-ld} -m elf_i386_fbsd"
   1233 	    ;;
   1234 	  x86_64-*linux*)
   1235 	    case `/usr/bin/file conftest.o` in
   1236 	      *x86-64*)
   1237 		LD="${LD-ld} -m elf32_x86_64"
   1238 		;;
   1239 	      *)
   1240 		LD="${LD-ld} -m elf_i386"
   1241 		;;
   1242 	    esac
   1243 	    ;;
   1244 	  powerpc64le-*linux*)
   1245 	    LD="${LD-ld} -m elf32lppclinux"
   1246 	    ;;
   1247 	  powerpc64-*linux*)
   1248 	    LD="${LD-ld} -m elf32ppclinux"
   1249 	    ;;
   1250 	  s390x-*linux*)
   1251 	    LD="${LD-ld} -m elf_s390"
   1252 	    ;;
   1253 	  sparc64-*linux*)
   1254 	    LD="${LD-ld} -m elf32_sparc"
   1255 	    ;;
   1256 	esac
   1257 	;;
   1258       *64-bit*)
   1259 	case $host in
   1260 	  x86_64-*kfreebsd*-gnu)
   1261 	    LD="${LD-ld} -m elf_x86_64_fbsd"
   1262 	    ;;
   1263 	  x86_64-*linux*)
   1264 	    LD="${LD-ld} -m elf_x86_64"
   1265 	    ;;
   1266 	  powerpcle-*linux*)
   1267 	    LD="${LD-ld} -m elf64lppc"
   1268 	    ;;
   1269 	  powerpc-*linux*)
   1270 	    LD="${LD-ld} -m elf64ppc"
   1271 	    ;;
   1272 	  s390*-*linux*|s390*-*tpf*)
   1273 	    LD="${LD-ld} -m elf64_s390"
   1274 	    ;;
   1275 	  sparc*-*linux*)
   1276 	    LD="${LD-ld} -m elf64_sparc"
   1277 	    ;;
   1278 	esac
   1279 	;;
   1280     esac
   1281   fi
   1282   rm -rf conftest*
   1283   ;;
   1284 
   1285 *-*-sco3.2v5*)
   1286   # On SCO OpenServer 5, we need -belf to get full-featured binaries.
   1287   SAVE_CFLAGS="$CFLAGS"
   1288   CFLAGS="$CFLAGS -belf"
   1289   AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
   1290     [AC_LANG_PUSH(C)
   1291      AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
   1292      AC_LANG_POP])
   1293   if test x"$lt_cv_cc_needs_belf" != x"yes"; then
   1294     # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
   1295     CFLAGS="$SAVE_CFLAGS"
   1296   fi
   1297   ;;
   1298 sparc*-*solaris*)
   1299   # Find out which ABI we are using.
   1300   echo 'int i;' > conftest.$ac_ext
   1301   if AC_TRY_EVAL(ac_compile); then
   1302     case `/usr/bin/file conftest.o` in
   1303     *64-bit*)
   1304       case $lt_cv_prog_gnu_ld in
   1305       yes*) LD="${LD-ld} -m elf64_sparc" ;;
   1306       *)
   1307 	if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
   1308 	  LD="${LD-ld} -64"
   1309 	fi
   1310 	;;
   1311       esac
   1312       ;;
   1313     esac
   1314   fi
   1315   rm -rf conftest*
   1316   ;;
   1317 esac
   1318 
   1319 need_locks="$enable_libtool_lock"
   1320 ])# _LT_ENABLE_LOCK
   1321 
   1322 
   1323 # _LT_CMD_OLD_ARCHIVE
   1324 # -------------------
   1325 m4_defun([_LT_CMD_OLD_ARCHIVE],
   1326 [AC_CHECK_TOOL(AR, ar, false)
   1327 test -z "$AR" && AR=ar
   1328 test -z "$AR_FLAGS" && AR_FLAGS=cru
   1329 _LT_DECL([], [AR], [1], [The archiver])
   1330 _LT_DECL([], [AR_FLAGS], [1])
   1331 
   1332 AC_CHECK_TOOL(STRIP, strip, :)
   1333 test -z "$STRIP" && STRIP=:
   1334 _LT_DECL([], [STRIP], [1], [A symbol stripping program])
   1335 
   1336 AC_CHECK_TOOL(RANLIB, ranlib, :)
   1337 test -z "$RANLIB" && RANLIB=:
   1338 _LT_DECL([], [RANLIB], [1],
   1339     [Commands used to install an old-style archive])
   1340 
   1341 # Determine commands to create old-style static archives.
   1342 old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs'
   1343 old_postinstall_cmds='chmod 644 $oldlib'
   1344 old_postuninstall_cmds=
   1345 
   1346 if test -n "$RANLIB"; then
   1347   case $host_os in
   1348   openbsd*)
   1349     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$oldlib"
   1350     ;;
   1351   *)
   1352     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$oldlib"
   1353     ;;
   1354   esac
   1355   old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
   1356 fi
   1357 
   1358 case $host_os in
   1359   darwin*)
   1360     lock_old_archive_extraction=yes ;;
   1361   *)
   1362     lock_old_archive_extraction=no ;;
   1363 esac
   1364 _LT_DECL([], [old_postinstall_cmds], [2])
   1365 _LT_DECL([], [old_postuninstall_cmds], [2])
   1366 _LT_TAGDECL([], [old_archive_cmds], [2],
   1367     [Commands used to build an old-style archive])
   1368 _LT_DECL([], [lock_old_archive_extraction], [0],
   1369     [Whether to use a lock for old archive extraction])
   1370 ])# _LT_CMD_OLD_ARCHIVE
   1371 
   1372 
   1373 # _LT_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
   1374 #		[OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
   1375 # ----------------------------------------------------------------
   1376 # Check whether the given compiler option works
   1377 AC_DEFUN([_LT_COMPILER_OPTION],
   1378 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
   1379 m4_require([_LT_DECL_SED])dnl
   1380 AC_CACHE_CHECK([$1], [$2],
   1381   [$2=no
   1382    m4_if([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
   1383    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
   1384    lt_compiler_flag="$3"
   1385    # Insert the option either (1) after the last *FLAGS variable, or
   1386    # (2) before a word containing "conftest.", or (3) at the end.
   1387    # Note that $ac_compile itself does not contain backslashes and begins
   1388    # with a dollar sign (not a hyphen), so the echo should work correctly.
   1389    # The option is referenced via a variable to avoid confusing sed.
   1390    lt_compile=`echo "$ac_compile" | $SED \
   1391    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
   1392    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
   1393    -e 's:$: $lt_compiler_flag:'`
   1394    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
   1395    (eval "$lt_compile" 2>conftest.err)
   1396    ac_status=$?
   1397    cat conftest.err >&AS_MESSAGE_LOG_FD
   1398    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
   1399    if (exit $ac_status) && test -s "$ac_outfile"; then
   1400      # The compiler can only warn and ignore the option if not recognized
   1401      # So say no if there are warnings other than the usual output.
   1402      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
   1403      $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
   1404      if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
   1405        $2=yes
   1406      fi
   1407    fi
   1408    $RM conftest*
   1409 ])
   1410 
   1411 if test x"[$]$2" = xyes; then
   1412     m4_if([$5], , :, [$5])
   1413 else
   1414     m4_if([$6], , :, [$6])
   1415 fi
   1416 ])# _LT_COMPILER_OPTION
   1417 
   1418 # Old name:
   1419 AU_ALIAS([AC_LIBTOOL_COMPILER_OPTION], [_LT_COMPILER_OPTION])
   1420 dnl aclocal-1.4 backwards compatibility:
   1421 dnl AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION], [])
   1422 
   1423 
   1424 # _LT_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
   1425 #                  [ACTION-SUCCESS], [ACTION-FAILURE])
   1426 # ----------------------------------------------------
   1427 # Check whether the given linker option works
   1428 AC_DEFUN([_LT_LINKER_OPTION],
   1429 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
   1430 m4_require([_LT_DECL_SED])dnl
   1431 AC_CACHE_CHECK([$1], [$2],
   1432   [$2=no
   1433    save_LDFLAGS="$LDFLAGS"
   1434    LDFLAGS="$LDFLAGS $3"
   1435    echo "$lt_simple_link_test_code" > conftest.$ac_ext
   1436    if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
   1437      # The linker can only warn and ignore the option if not recognized
   1438      # So say no if there are warnings
   1439      if test -s conftest.err; then
   1440        # Append any errors to the config.log.
   1441        cat conftest.err 1>&AS_MESSAGE_LOG_FD
   1442        $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
   1443        $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
   1444        if diff conftest.exp conftest.er2 >/dev/null; then
   1445          $2=yes
   1446        fi
   1447      else
   1448        $2=yes
   1449      fi
   1450    fi
   1451    $RM -r conftest*
   1452    LDFLAGS="$save_LDFLAGS"
   1453 ])
   1454 
   1455 if test x"[$]$2" = xyes; then
   1456     m4_if([$4], , :, [$4])
   1457 else
   1458     m4_if([$5], , :, [$5])
   1459 fi
   1460 ])# _LT_LINKER_OPTION
   1461 
   1462 # Old name:
   1463 AU_ALIAS([AC_LIBTOOL_LINKER_OPTION], [_LT_LINKER_OPTION])
   1464 dnl aclocal-1.4 backwards compatibility:
   1465 dnl AC_DEFUN([AC_LIBTOOL_LINKER_OPTION], [])
   1466 
   1467 
   1468 # LT_CMD_MAX_LEN
   1469 #---------------
   1470 AC_DEFUN([LT_CMD_MAX_LEN],
   1471 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
   1472 # find the maximum length of command line arguments
   1473 AC_MSG_CHECKING([the maximum length of command line arguments])
   1474 AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
   1475   i=0
   1476   teststring="ABCD"
   1477 
   1478   case $build_os in
   1479   msdosdjgpp*)
   1480     # On DJGPP, this test can blow up pretty badly due to problems in libc
   1481     # (any single argument exceeding 2000 bytes causes a buffer overrun
   1482     # during glob expansion).  Even if it were fixed, the result of this
   1483     # check would be larger than it should be.
   1484     lt_cv_sys_max_cmd_len=12288;    # 12K is about right
   1485     ;;
   1486 
   1487   gnu*)
   1488     # Under GNU Hurd, this test is not required because there is
   1489     # no limit to the length of command line arguments.
   1490     # Libtool will interpret -1 as no limit whatsoever
   1491     lt_cv_sys_max_cmd_len=-1;
   1492     ;;
   1493 
   1494   cygwin* | mingw* | cegcc*)
   1495     # On Win9x/ME, this test blows up -- it succeeds, but takes
   1496     # about 5 minutes as the teststring grows exponentially.
   1497     # Worse, since 9x/ME are not pre-emptively multitasking,
   1498     # you end up with a "frozen" computer, even though with patience
   1499     # the test eventually succeeds (with a max line length of 256k).
   1500     # Instead, let's just punt: use the minimum linelength reported by
   1501     # all of the supported platforms: 8192 (on NT/2K/XP).
   1502     lt_cv_sys_max_cmd_len=8192;
   1503     ;;
   1504 
   1505   mint*)
   1506     # On MiNT this can take a long time and run out of memory.
   1507     lt_cv_sys_max_cmd_len=8192;
   1508     ;;
   1509 
   1510   amigaos*)
   1511     # On AmigaOS with pdksh, this test takes hours, literally.
   1512     # So we just punt and use a minimum line length of 8192.
   1513     lt_cv_sys_max_cmd_len=8192;
   1514     ;;
   1515 
   1516   netbsd* | freebsd* | openbsd* | darwin* | dragonfly*)
   1517     # This has been around since 386BSD, at least.  Likely further.
   1518     if test -x /sbin/sysctl; then
   1519       lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
   1520     elif test -x /usr/sbin/sysctl; then
   1521       lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
   1522     else
   1523       lt_cv_sys_max_cmd_len=65536	# usable default for all BSDs
   1524     fi
   1525     # And add a safety zone
   1526     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
   1527     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
   1528     ;;
   1529 
   1530   interix*)
   1531     # We know the value 262144 and hardcode it with a safety zone (like BSD)
   1532     lt_cv_sys_max_cmd_len=196608
   1533     ;;
   1534 
   1535   osf*)
   1536     # Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure
   1537     # due to this test when exec_disable_arg_limit is 1 on Tru64. It is not
   1538     # nice to cause kernel panics so lets avoid the loop below.
   1539     # First set a reasonable default.
   1540     lt_cv_sys_max_cmd_len=16384
   1541     #
   1542     if test -x /sbin/sysconfig; then
   1543       case `/sbin/sysconfig -q proc exec_disable_arg_limit` in
   1544         *1*) lt_cv_sys_max_cmd_len=-1 ;;
   1545       esac
   1546     fi
   1547     ;;
   1548   sco3.2v5*)
   1549     lt_cv_sys_max_cmd_len=102400
   1550     ;;
   1551   sysv5* | sco5v6* | sysv4.2uw2*)
   1552     kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null`
   1553     if test -n "$kargmax"; then
   1554       lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[[	 ]]//'`
   1555     else
   1556       lt_cv_sys_max_cmd_len=32768
   1557     fi
   1558     ;;
   1559   *)
   1560     lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
   1561     if test -n "$lt_cv_sys_max_cmd_len"; then
   1562       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
   1563       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
   1564     else
   1565       # Make teststring a little bigger before we do anything with it.
   1566       # a 1K string should be a reasonable start.
   1567       for i in 1 2 3 4 5 6 7 8 ; do
   1568         teststring=$teststring$teststring
   1569       done
   1570       SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
   1571       # If test is not a shell built-in, we'll probably end up computing a
   1572       # maximum length that is only half of the actual maximum length, but
   1573       # we can't tell.
   1574       while { test "X"`func_fallback_echo "$teststring$teststring" 2>/dev/null` \
   1575 	         = "X$teststring$teststring"; } >/dev/null 2>&1 &&
   1576 	      test $i != 17 # 1/2 MB should be enough
   1577       do
   1578         i=`expr $i + 1`
   1579         teststring=$teststring$teststring
   1580       done
   1581       # Only check the string length outside the loop.
   1582       lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
   1583       teststring=
   1584       # Add a significant safety factor because C++ compilers can tack on
   1585       # massive amounts of additional arguments before passing them to the
   1586       # linker.  It appears as though 1/2 is a usable value.
   1587       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
   1588     fi
   1589     ;;
   1590   esac
   1591 ])
   1592 if test -n $lt_cv_sys_max_cmd_len ; then
   1593   AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
   1594 else
   1595   AC_MSG_RESULT(none)
   1596 fi
   1597 max_cmd_len=$lt_cv_sys_max_cmd_len
   1598 _LT_DECL([], [max_cmd_len], [0],
   1599     [What is the maximum length of a command?])
   1600 ])# LT_CMD_MAX_LEN
   1601 
   1602 # Old name:
   1603 AU_ALIAS([AC_LIBTOOL_SYS_MAX_CMD_LEN], [LT_CMD_MAX_LEN])
   1604 dnl aclocal-1.4 backwards compatibility:
   1605 dnl AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN], [])
   1606 
   1607 
   1608 # _LT_HEADER_DLFCN
   1609 # ----------------
   1610 m4_defun([_LT_HEADER_DLFCN],
   1611 [AC_CHECK_HEADERS([dlfcn.h], [], [], [AC_INCLUDES_DEFAULT])dnl
   1612 ])# _LT_HEADER_DLFCN
   1613 
   1614 
   1615 # _LT_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
   1616 #                      ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
   1617 # ----------------------------------------------------------------
   1618 m4_defun([_LT_TRY_DLOPEN_SELF],
   1619 [m4_require([_LT_HEADER_DLFCN])dnl
   1620 if test "$cross_compiling" = yes; then :
   1621   [$4]
   1622 else
   1623   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   1624   lt_status=$lt_dlunknown
   1625   cat > conftest.$ac_ext <<_LT_EOF
   1626 [#line __oline__ "configure"
   1627 #include "confdefs.h"
   1628 
   1629 #if HAVE_DLFCN_H
   1630 #include <dlfcn.h>
   1631 #endif
   1632 
   1633 #include <stdio.h>
   1634 
   1635 #ifdef RTLD_GLOBAL
   1636 #  define LT_DLGLOBAL		RTLD_GLOBAL
   1637 #else
   1638 #  ifdef DL_GLOBAL
   1639 #    define LT_DLGLOBAL		DL_GLOBAL
   1640 #  else
   1641 #    define LT_DLGLOBAL		0
   1642 #  endif
   1643 #endif
   1644 
   1645 /* We may have to define LT_DLLAZY_OR_NOW in the command line if we
   1646    find out it does not work in some platform. */
   1647 #ifndef LT_DLLAZY_OR_NOW
   1648 #  ifdef RTLD_LAZY
   1649 #    define LT_DLLAZY_OR_NOW		RTLD_LAZY
   1650 #  else
   1651 #    ifdef DL_LAZY
   1652 #      define LT_DLLAZY_OR_NOW		DL_LAZY
   1653 #    else
   1654 #      ifdef RTLD_NOW
   1655 #        define LT_DLLAZY_OR_NOW	RTLD_NOW
   1656 #      else
   1657 #        ifdef DL_NOW
   1658 #          define LT_DLLAZY_OR_NOW	DL_NOW
   1659 #        else
   1660 #          define LT_DLLAZY_OR_NOW	0
   1661 #        endif
   1662 #      endif
   1663 #    endif
   1664 #  endif
   1665 #endif
   1666 
   1667 /* When -fvisbility=hidden is used, assume the code has been annotated
   1668    correspondingly for the symbols needed.  */
   1669 #if defined(__GNUC__) && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
   1670 void fnord () __attribute__((visibility("default")));
   1671 #endif
   1672 
   1673 void fnord () { int i=42; }
   1674 int main ()
   1675 {
   1676   void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
   1677   int status = $lt_dlunknown;
   1678 
   1679   if (self)
   1680     {
   1681       if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
   1682       else
   1683         {
   1684 	  if (dlsym( self,"_fnord"))  status = $lt_dlneed_uscore;
   1685           else puts (dlerror ());
   1686 	}
   1687       /* dlclose (self); */
   1688     }
   1689   else
   1690     puts (dlerror ());
   1691 
   1692   return status;
   1693 }]
   1694 _LT_EOF
   1695   if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then
   1696     (./conftest; exit; ) >&AS_MESSAGE_LOG_FD 2>/dev/null
   1697     lt_status=$?
   1698     case x$lt_status in
   1699       x$lt_dlno_uscore) $1 ;;
   1700       x$lt_dlneed_uscore) $2 ;;
   1701       x$lt_dlunknown|x*) $3 ;;
   1702     esac
   1703   else :
   1704     # compilation failed
   1705     $3
   1706   fi
   1707 fi
   1708 rm -fr conftest*
   1709 ])# _LT_TRY_DLOPEN_SELF
   1710 
   1711 
   1712 # LT_SYS_DLOPEN_SELF
   1713 # ------------------
   1714 AC_DEFUN([LT_SYS_DLOPEN_SELF],
   1715 [m4_require([_LT_HEADER_DLFCN])dnl
   1716 if test "x$enable_dlopen" != xyes; then
   1717   enable_dlopen=unknown
   1718   enable_dlopen_self=unknown
   1719   enable_dlopen_self_static=unknown
   1720 else
   1721   lt_cv_dlopen=no
   1722   lt_cv_dlopen_libs=
   1723 
   1724   case $host_os in
   1725   beos*)
   1726     lt_cv_dlopen="load_add_on"
   1727     lt_cv_dlopen_libs=
   1728     lt_cv_dlopen_self=yes
   1729     ;;
   1730 
   1731   mingw* | pw32* | cegcc*)
   1732     lt_cv_dlopen="LoadLibrary"
   1733     lt_cv_dlopen_libs=
   1734     ;;
   1735 
   1736   cygwin*)
   1737     lt_cv_dlopen="dlopen"
   1738     lt_cv_dlopen_libs=
   1739     ;;
   1740 
   1741   darwin*)
   1742   # if libdl is installed we need to link against it
   1743     AC_CHECK_LIB([dl], [dlopen],
   1744 		[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],[
   1745     lt_cv_dlopen="dyld"
   1746     lt_cv_dlopen_libs=
   1747     lt_cv_dlopen_self=yes
   1748     ])
   1749     ;;
   1750 
   1751   *)
   1752     AC_CHECK_FUNC([shl_load],
   1753 	  [lt_cv_dlopen="shl_load"],
   1754       [AC_CHECK_LIB([dld], [shl_load],
   1755 	    [lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"],
   1756 	[AC_CHECK_FUNC([dlopen],
   1757 	      [lt_cv_dlopen="dlopen"],
   1758 	  [AC_CHECK_LIB([dl], [dlopen],
   1759 		[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],
   1760 	    [AC_CHECK_LIB([svld], [dlopen],
   1761 		  [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"],
   1762 	      [AC_CHECK_LIB([dld], [dld_link],
   1763 		    [lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"])
   1764 	      ])
   1765 	    ])
   1766 	  ])
   1767 	])
   1768       ])
   1769     ;;
   1770   esac
   1771 
   1772   if test "x$lt_cv_dlopen" != xno; then
   1773     enable_dlopen=yes
   1774   else
   1775     enable_dlopen=no
   1776   fi
   1777 
   1778   case $lt_cv_dlopen in
   1779   dlopen)
   1780     save_CPPFLAGS="$CPPFLAGS"
   1781     test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
   1782 
   1783     save_LDFLAGS="$LDFLAGS"
   1784     wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
   1785 
   1786     save_LIBS="$LIBS"
   1787     LIBS="$lt_cv_dlopen_libs $LIBS"
   1788 
   1789     AC_CACHE_CHECK([whether a program can dlopen itself],
   1790 	  lt_cv_dlopen_self, [dnl
   1791 	  _LT_TRY_DLOPEN_SELF(
   1792 	    lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
   1793 	    lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
   1794     ])
   1795 
   1796     if test "x$lt_cv_dlopen_self" = xyes; then
   1797       wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
   1798       AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
   1799 	  lt_cv_dlopen_self_static, [dnl
   1800 	  _LT_TRY_DLOPEN_SELF(
   1801 	    lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
   1802 	    lt_cv_dlopen_self_static=no,  lt_cv_dlopen_self_static=cross)
   1803       ])
   1804     fi
   1805 
   1806     CPPFLAGS="$save_CPPFLAGS"
   1807     LDFLAGS="$save_LDFLAGS"
   1808     LIBS="$save_LIBS"
   1809     ;;
   1810   esac
   1811 
   1812   case $lt_cv_dlopen_self in
   1813   yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
   1814   *) enable_dlopen_self=unknown ;;
   1815   esac
   1816 
   1817   case $lt_cv_dlopen_self_static in
   1818   yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
   1819   *) enable_dlopen_self_static=unknown ;;
   1820   esac
   1821 fi
   1822 _LT_DECL([dlopen_support], [enable_dlopen], [0],
   1823 	 [Whether dlopen is supported])
   1824 _LT_DECL([dlopen_self], [enable_dlopen_self], [0],
   1825 	 [Whether dlopen of programs is supported])
   1826 _LT_DECL([dlopen_self_static], [enable_dlopen_self_static], [0],
   1827 	 [Whether dlopen of statically linked programs is supported])
   1828 ])# LT_SYS_DLOPEN_SELF
   1829 
   1830 # Old name:
   1831 AU_ALIAS([AC_LIBTOOL_DLOPEN_SELF], [LT_SYS_DLOPEN_SELF])
   1832 dnl aclocal-1.4 backwards compatibility:
   1833 dnl AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF], [])
   1834 
   1835 
   1836 # _LT_COMPILER_C_O([TAGNAME])
   1837 # ---------------------------
   1838 # Check to see if options -c and -o are simultaneously supported by compiler.
   1839 # This macro does not hard code the compiler like AC_PROG_CC_C_O.
   1840 m4_defun([_LT_COMPILER_C_O],
   1841 [m4_require([_LT_DECL_SED])dnl
   1842 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
   1843 m4_require([_LT_TAG_COMPILER])dnl
   1844 AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
   1845   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
   1846   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
   1847    $RM -r conftest 2>/dev/null
   1848    mkdir conftest
   1849    cd conftest
   1850    mkdir out
   1851    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
   1852 
   1853    lt_compiler_flag="-o out/conftest2.$ac_objext"
   1854    # Insert the option either (1) after the last *FLAGS variable, or
   1855    # (2) before a word containing "conftest.", or (3) at the end.
   1856    # Note that $ac_compile itself does not contain backslashes and begins
   1857    # with a dollar sign (not a hyphen), so the echo should work correctly.
   1858    lt_compile=`echo "$ac_compile" | $SED \
   1859    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
   1860    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
   1861    -e 's:$: $lt_compiler_flag:'`
   1862    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
   1863    (eval "$lt_compile" 2>out/conftest.err)
   1864    ac_status=$?
   1865    cat out/conftest.err >&AS_MESSAGE_LOG_FD
   1866    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
   1867    if (exit $ac_status) && test -s out/conftest2.$ac_objext
   1868    then
   1869      # The compiler can only warn and ignore the option if not recognized
   1870      # So say no if there are warnings
   1871      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
   1872      $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
   1873      if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
   1874        _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
   1875      fi
   1876    fi
   1877    chmod u+w . 2>&AS_MESSAGE_LOG_FD
   1878    $RM conftest*
   1879    # SGI C++ compiler will create directory out/ii_files/ for
   1880    # template instantiation
   1881    test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
   1882    $RM out/* && rmdir out
   1883    cd ..
   1884    $RM -r conftest
   1885    $RM conftest*
   1886 ])
   1887 _LT_TAGDECL([compiler_c_o], [lt_cv_prog_compiler_c_o], [1],
   1888 	[Does compiler simultaneously support -c and -o options?])
   1889 ])# _LT_COMPILER_C_O
   1890 
   1891 
   1892 # _LT_COMPILER_FILE_LOCKS([TAGNAME])
   1893 # ----------------------------------
   1894 # Check to see if we can do hard links to lock some files if needed
   1895 m4_defun([_LT_COMPILER_FILE_LOCKS],
   1896 [m4_require([_LT_ENABLE_LOCK])dnl
   1897 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
   1898 _LT_COMPILER_C_O([$1])
   1899 
   1900 hard_links="nottested"
   1901 if test "$_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)" = no && test "$need_locks" != no; then
   1902   # do not overwrite the value of need_locks provided by the user
   1903   AC_MSG_CHECKING([if we can lock with hard links])
   1904   hard_links=yes
   1905   $RM conftest*
   1906   ln conftest.a conftest.b 2>/dev/null && hard_links=no
   1907   touch conftest.a
   1908   ln conftest.a conftest.b 2>&5 || hard_links=no
   1909   ln conftest.a conftest.b 2>/dev/null && hard_links=no
   1910   AC_MSG_RESULT([$hard_links])
   1911   if test "$hard_links" = no; then
   1912     AC_MSG_WARN([`$CC' does not support `-c -o', so `make -j' may be unsafe])
   1913     need_locks=warn
   1914   fi
   1915 else
   1916   need_locks=no
   1917 fi
   1918 _LT_DECL([], [need_locks], [1], [Must we lock files when doing compilation?])
   1919 ])# _LT_COMPILER_FILE_LOCKS
   1920 
   1921 
   1922 # _LT_CHECK_OBJDIR
   1923 # ----------------
   1924 m4_defun([_LT_CHECK_OBJDIR],
   1925 [AC_CACHE_CHECK([for objdir], [lt_cv_objdir],
   1926 [rm -f .libs 2>/dev/null
   1927 mkdir .libs 2>/dev/null
   1928 if test -d .libs; then
   1929   lt_cv_objdir=.libs
   1930 else
   1931   # MS-DOS does not allow filenames that begin with a dot.
   1932   lt_cv_objdir=_libs
   1933 fi
   1934 rmdir .libs 2>/dev/null])
   1935 objdir=$lt_cv_objdir
   1936 _LT_DECL([], [objdir], [0],
   1937          [The name of the directory that contains temporary libtool files])dnl
   1938 m4_pattern_allow([LT_OBJDIR])dnl
   1939 AC_DEFINE_UNQUOTED(LT_OBJDIR, "$lt_cv_objdir/",
   1940   [Define to the sub-directory in which libtool stores uninstalled libraries.])
   1941 ])# _LT_CHECK_OBJDIR
   1942 
   1943 
   1944 # _LT_LINKER_HARDCODE_LIBPATH([TAGNAME])
   1945 # --------------------------------------
   1946 # Check hardcoding attributes.
   1947 m4_defun([_LT_LINKER_HARDCODE_LIBPATH],
   1948 [AC_MSG_CHECKING([how to hardcode library paths into programs])
   1949 _LT_TAGVAR(hardcode_action, $1)=
   1950 if test -n "$_LT_TAGVAR(hardcode_libdir_flag_spec, $1)" ||
   1951    test -n "$_LT_TAGVAR(runpath_var, $1)" ||
   1952    test "X$_LT_TAGVAR(hardcode_automatic, $1)" = "Xyes" ; then
   1953 
   1954   # We can hardcode non-existent directories.
   1955   if test "$_LT_TAGVAR(hardcode_direct, $1)" != no &&
   1956      # If the only mechanism to avoid hardcoding is shlibpath_var, we
   1957      # have to relink, otherwise we might link with an installed library
   1958      # when we should be linking with a yet-to-be-installed one
   1959      ## test "$_LT_TAGVAR(hardcode_shlibpath_var, $1)" != no &&
   1960      test "$_LT_TAGVAR(hardcode_minus_L, $1)" != no; then
   1961     # Linking always hardcodes the temporary library directory.
   1962     _LT_TAGVAR(hardcode_action, $1)=relink
   1963   else
   1964     # We can link without hardcoding, and we can hardcode nonexisting dirs.
   1965     _LT_TAGVAR(hardcode_action, $1)=immediate
   1966   fi
   1967 else
   1968   # We cannot hardcode anything, or else we can only hardcode existing
   1969   # directories.
   1970   _LT_TAGVAR(hardcode_action, $1)=unsupported
   1971 fi
   1972 AC_MSG_RESULT([$_LT_TAGVAR(hardcode_action, $1)])
   1973 
   1974 if test "$_LT_TAGVAR(hardcode_action, $1)" = relink ||
   1975    test "$_LT_TAGVAR(inherit_rpath, $1)" = yes; then
   1976   # Fast installation is not supported
   1977   enable_fast_install=no
   1978 elif test "$shlibpath_overrides_runpath" = yes ||
   1979      test "$enable_shared" = no; then
   1980   # Fast installation is not necessary
   1981   enable_fast_install=needless
   1982 fi
   1983 _LT_TAGDECL([], [hardcode_action], [0],
   1984     [How to hardcode a shared library path into an executable])
   1985 ])# _LT_LINKER_HARDCODE_LIBPATH
   1986 
   1987 
   1988 # _LT_CMD_STRIPLIB
   1989 # ----------------
   1990 m4_defun([_LT_CMD_STRIPLIB],
   1991 [m4_require([_LT_DECL_EGREP])
   1992 striplib=
   1993 old_striplib=
   1994 AC_MSG_CHECKING([whether stripping libraries is possible])
   1995 if test -n "$STRIP" && $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then
   1996   test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
   1997   test -z "$striplib" && striplib="$STRIP --strip-unneeded"
   1998   AC_MSG_RESULT([yes])
   1999 else
   2000 # FIXME - insert some real tests, host_os isn't really good enough
   2001   case $host_os in
   2002   darwin*)
   2003     if test -n "$STRIP" ; then
   2004       striplib="$STRIP -x"
   2005       old_striplib="$STRIP -S"
   2006       AC_MSG_RESULT([yes])
   2007     else
   2008       AC_MSG_RESULT([no])
   2009     fi
   2010     ;;
   2011   *)
   2012     AC_MSG_RESULT([no])
   2013     ;;
   2014   esac
   2015 fi
   2016 _LT_DECL([], [old_striplib], [1], [Commands to strip libraries])
   2017 _LT_DECL([], [striplib], [1])
   2018 ])# _LT_CMD_STRIPLIB
   2019 
   2020 
   2021 # _LT_SYS_DYNAMIC_LINKER([TAG])
   2022 # -----------------------------
   2023 # PORTME Fill in your ld.so characteristics
   2024 m4_defun([_LT_SYS_DYNAMIC_LINKER],
   2025 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
   2026 m4_require([_LT_DECL_EGREP])dnl
   2027 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
   2028 m4_require([_LT_DECL_OBJDUMP])dnl
   2029 m4_require([_LT_DECL_SED])dnl
   2030 m4_require([_LT_CHECK_SHELL_FEATURES])dnl
   2031 AC_MSG_CHECKING([dynamic linker characteristics])
   2032 m4_if([$1],
   2033 	[], [
   2034 if test "$GCC" = yes; then
   2035   case $host_os in
   2036     darwin*) lt_awk_arg="/^libraries:/,/LR/" ;;
   2037     *) lt_awk_arg="/^libraries:/" ;;
   2038   esac
   2039   case $host_os in
   2040     mingw* | cegcc*) lt_sed_strip_eq="s,=\([[A-Za-z]]:\),\1,g" ;;
   2041     *) lt_sed_strip_eq="s,=/,/,g" ;;
   2042   esac
   2043   lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq`
   2044   case $lt_search_path_spec in
   2045   *\;*)
   2046     # if the path contains ";" then we assume it to be the separator
   2047     # otherwise default to the standard path separator (i.e. ":") - it is
   2048     # assumed that no part of a normal pathname contains ";" but that should
   2049     # okay in the real world where ";" in dirpaths is itself problematic.
   2050     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED 's/;/ /g'`
   2051     ;;
   2052   *)
   2053     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED "s/$PATH_SEPARATOR/ /g"`
   2054     ;;
   2055   esac
   2056   # Ok, now we have the path, separated by spaces, we can step through it
   2057   # and add multilib dir if necessary.
   2058   lt_tmp_lt_search_path_spec=
   2059   lt_multi_os_dir=`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null`
   2060   for lt_sys_path in $lt_search_path_spec; do
   2061     if test -d "$lt_sys_path/$lt_multi_os_dir"; then
   2062       lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path/$lt_multi_os_dir"
   2063     else
   2064       test -d "$lt_sys_path" && \
   2065 	lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path"
   2066     fi
   2067   done
   2068   lt_search_path_spec=`$ECHO "$lt_tmp_lt_search_path_spec" | awk '
   2069 BEGIN {RS=" "; FS="/|\n";} {
   2070   lt_foo="";
   2071   lt_count=0;
   2072   for (lt_i = NF; lt_i > 0; lt_i--) {
   2073     if ($lt_i != "" && $lt_i != ".") {
   2074       if ($lt_i == "..") {
   2075         lt_count++;
   2076       } else {
   2077         if (lt_count == 0) {
   2078           lt_foo="/" $lt_i lt_foo;
   2079         } else {
   2080           lt_count--;
   2081         }
   2082       }
   2083     }
   2084   }
   2085   if (lt_foo != "") { lt_freq[[lt_foo]]++; }
   2086   if (lt_freq[[lt_foo]] == 1) { print lt_foo; }
   2087 }'`
   2088   # AWK program above erroneously prepends '/' to C:/dos/paths
   2089   # for these hosts.
   2090   case $host_os in
   2091     mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
   2092       $SED 's,/\([[A-Za-z]]:\),\1,g'` ;;
   2093   esac
   2094   sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP`
   2095 else
   2096   sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
   2097 fi])
   2098 library_names_spec=
   2099 libname_spec='lib$name'
   2100 soname_spec=
   2101 shrext_cmds=".so"
   2102 postinstall_cmds=
   2103 postuninstall_cmds=
   2104 finish_cmds=
   2105 finish_eval=
   2106 shlibpath_var=
   2107 shlibpath_overrides_runpath=unknown
   2108 version_type=none
   2109 dynamic_linker="$host_os ld.so"
   2110 sys_lib_dlsearch_path_spec="/lib /usr/lib"
   2111 need_lib_prefix=unknown
   2112 hardcode_into_libs=no
   2113 
   2114 # when you set need_version to no, make sure it does not cause -set_version
   2115 # flags to be left without arguments
   2116 need_version=unknown
   2117 
   2118 case $host_os in
   2119 aix3*)
   2120   version_type=linux
   2121   library_names_spec='${libname}${release}${shared_ext}$versuffix $libname.a'
   2122   shlibpath_var=LIBPATH
   2123 
   2124   # AIX 3 has no versioning support, so we append a major version to the name.
   2125   soname_spec='${libname}${release}${shared_ext}$major'
   2126   ;;
   2127 
   2128 aix[[4-9]]*)
   2129   version_type=linux
   2130   need_lib_prefix=no
   2131   need_version=no
   2132   hardcode_into_libs=yes
   2133   if test "$host_cpu" = ia64; then
   2134     # AIX 5 supports IA64
   2135     library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}'
   2136     shlibpath_var=LD_LIBRARY_PATH
   2137   else
   2138     # With GCC up to 2.95.x, collect2 would create an import file
   2139     # for dependence libraries.  The import file would start with
   2140     # the line `#! .'.  This would cause the generated library to
   2141     # depend on `.', always an invalid library.  This was fixed in
   2142     # development snapshots of GCC prior to 3.0.
   2143     case $host_os in
   2144       aix4 | aix4.[[01]] | aix4.[[01]].*)
   2145       if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
   2146 	   echo ' yes '
   2147 	   echo '#endif'; } | ${CC} -E - | $GREP yes > /dev/null; then
   2148 	:
   2149       else
   2150 	can_build_shared=no
   2151       fi
   2152       ;;
   2153     esac
   2154     # AIX (on Power*) has no versioning support, so currently we can not hardcode correct
   2155     # soname into executable. Probably we can add versioning support to
   2156     # collect2, so additional links can be useful in future.
   2157     if test "$aix_use_runtimelinking" = yes; then
   2158       # If using run time linking (on AIX 4.2 or later) use lib<name>.so
   2159       # instead of lib<name>.a to let people know that these are not
   2160       # typical AIX shared libraries.
   2161       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2162     else
   2163       # We preserve .a as extension for shared libraries through AIX4.2
   2164       # and later when we are not doing run time linking.
   2165       library_names_spec='${libname}${release}.a $libname.a'
   2166       soname_spec='${libname}${release}${shared_ext}$major'
   2167     fi
   2168     shlibpath_var=LIBPATH
   2169   fi
   2170   ;;
   2171 
   2172 amigaos*)
   2173   case $host_cpu in
   2174   powerpc)
   2175     # Since July 2007 AmigaOS4 officially supports .so libraries.
   2176     # When compiling the executable, add -use-dynld -Lsobjs: to the compileline.
   2177     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2178     ;;
   2179   m68k)
   2180     library_names_spec='$libname.ixlibrary $libname.a'
   2181     # Create ${libname}_ixlibrary.a entries in /sys/libs.
   2182     finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`func_echo_all "$lib" | $SED '\''s%^.*/\([[^/]]*\)\.ixlibrary$%\1%'\''`; test $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done'
   2183     ;;
   2184   esac
   2185   ;;
   2186 
   2187 beos*)
   2188   library_names_spec='${libname}${shared_ext}'
   2189   dynamic_linker="$host_os ld.so"
   2190   shlibpath_var=LIBRARY_PATH
   2191   ;;
   2192 
   2193 bsdi[[45]]*)
   2194   version_type=linux
   2195   need_version=no
   2196   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2197   soname_spec='${libname}${release}${shared_ext}$major'
   2198   finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
   2199   shlibpath_var=LD_LIBRARY_PATH
   2200   sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
   2201   sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
   2202   # the default ld.so.conf also contains /usr/contrib/lib and
   2203   # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
   2204   # libtool to hard-code these into programs
   2205   ;;
   2206 
   2207 cygwin* | mingw* | pw32* | cegcc*)
   2208   version_type=windows
   2209   shrext_cmds=".dll"
   2210   need_version=no
   2211   need_lib_prefix=no
   2212 
   2213   case $GCC,$host_os in
   2214   yes,cygwin* | yes,mingw* | yes,pw32* | yes,cegcc*)
   2215     library_names_spec='$libname.dll.a'
   2216     # DLL is installed to $(libdir)/../bin by postinstall_cmds
   2217     postinstall_cmds='base_file=`basename \${file}`~
   2218       dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
   2219       dldir=$destdir/`dirname \$dlpath`~
   2220       test -d \$dldir || mkdir -p \$dldir~
   2221       $install_prog $dir/$dlname \$dldir/$dlname~
   2222       chmod a+x \$dldir/$dlname~
   2223       if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
   2224         eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
   2225       fi'
   2226     postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
   2227       dlpath=$dir/\$dldll~
   2228        $RM \$dlpath'
   2229     shlibpath_overrides_runpath=yes
   2230 
   2231     case $host_os in
   2232     cygwin*)
   2233       # Cygwin DLLs use 'cyg' prefix rather than 'lib'
   2234       soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
   2235 m4_if([$1], [],[
   2236       sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"])
   2237       ;;
   2238     mingw* | cegcc*)
   2239       # MinGW DLLs use traditional 'lib' prefix
   2240       soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
   2241       ;;
   2242     pw32*)
   2243       # pw32 DLLs use 'pw' prefix rather than 'lib'
   2244       library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
   2245       ;;
   2246     esac
   2247     ;;
   2248 
   2249   *)
   2250     library_names_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext} $libname.lib'
   2251     ;;
   2252   esac
   2253   dynamic_linker='Win32 ld.exe'
   2254   # FIXME: first we should search . and the directory the executable is in
   2255   shlibpath_var=PATH
   2256   ;;
   2257 
   2258 darwin* | rhapsody*)
   2259   dynamic_linker="$host_os dyld"
   2260   version_type=darwin
   2261   need_lib_prefix=no
   2262   need_version=no
   2263   library_names_spec='${libname}${release}${major}$shared_ext ${libname}$shared_ext'
   2264   soname_spec='${libname}${release}${major}$shared_ext'
   2265   shlibpath_overrides_runpath=yes
   2266   shlibpath_var=DYLD_LIBRARY_PATH
   2267   shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`'
   2268 m4_if([$1], [],[
   2269   sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib"])
   2270   sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
   2271   ;;
   2272 
   2273 dgux*)
   2274   version_type=linux
   2275   need_lib_prefix=no
   2276   need_version=no
   2277   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname$shared_ext'
   2278   soname_spec='${libname}${release}${shared_ext}$major'
   2279   shlibpath_var=LD_LIBRARY_PATH
   2280   ;;
   2281 
   2282 freebsd* | dragonfly*)
   2283   # DragonFly does not have aout.  When/if they implement a new
   2284   # versioning mechanism, adjust this.
   2285   if test -x /usr/bin/objformat; then
   2286     objformat=`/usr/bin/objformat`
   2287   else
   2288     case $host_os in
   2289     freebsd[[23]].*) objformat=aout ;;
   2290     *) objformat=elf ;;
   2291     esac
   2292   fi
   2293   version_type=freebsd-$objformat
   2294   case $version_type in
   2295     freebsd-elf*)
   2296       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
   2297       need_version=no
   2298       need_lib_prefix=no
   2299       ;;
   2300     freebsd-*)
   2301       library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
   2302       need_version=yes
   2303       ;;
   2304   esac
   2305   shlibpath_var=LD_LIBRARY_PATH
   2306   case $host_os in
   2307   freebsd2.*)
   2308     shlibpath_overrides_runpath=yes
   2309     ;;
   2310   freebsd3.[[01]]* | freebsdelf3.[[01]]*)
   2311     shlibpath_overrides_runpath=yes
   2312     hardcode_into_libs=yes
   2313     ;;
   2314   freebsd3.[[2-9]]* | freebsdelf3.[[2-9]]* | \
   2315   freebsd4.[[0-5]] | freebsdelf4.[[0-5]] | freebsd4.1.1 | freebsdelf4.1.1)
   2316     shlibpath_overrides_runpath=no
   2317     hardcode_into_libs=yes
   2318     ;;
   2319   *) # from 4.6 on, and DragonFly
   2320     shlibpath_overrides_runpath=yes
   2321     hardcode_into_libs=yes
   2322     ;;
   2323   esac
   2324   ;;
   2325 
   2326 gnu*)
   2327   version_type=linux
   2328   need_lib_prefix=no
   2329   need_version=no
   2330   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
   2331   soname_spec='${libname}${release}${shared_ext}$major'
   2332   shlibpath_var=LD_LIBRARY_PATH
   2333   hardcode_into_libs=yes
   2334   ;;
   2335 
   2336 haiku*)
   2337   version_type=linux
   2338   need_lib_prefix=no
   2339   need_version=no
   2340   dynamic_linker="$host_os runtime_loader"
   2341   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
   2342   soname_spec='${libname}${release}${shared_ext}$major'
   2343   shlibpath_var=LIBRARY_PATH
   2344   shlibpath_overrides_runpath=yes
   2345   sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/beos/system/lib'
   2346   hardcode_into_libs=yes
   2347   ;;
   2348 
   2349 hpux9* | hpux10* | hpux11*)
   2350   # Give a soname corresponding to the major version so that dld.sl refuses to
   2351   # link against other versions.
   2352   version_type=sunos
   2353   need_lib_prefix=no
   2354   need_version=no
   2355   case $host_cpu in
   2356   ia64*)
   2357     shrext_cmds='.so'
   2358     hardcode_into_libs=yes
   2359     dynamic_linker="$host_os dld.so"
   2360     shlibpath_var=LD_LIBRARY_PATH
   2361     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
   2362     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2363     soname_spec='${libname}${release}${shared_ext}$major'
   2364     if test "X$HPUX_IA64_MODE" = X32; then
   2365       sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
   2366     else
   2367       sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
   2368     fi
   2369     sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
   2370     ;;
   2371   hppa*64*)
   2372     shrext_cmds='.sl'
   2373     hardcode_into_libs=yes
   2374     dynamic_linker="$host_os dld.sl"
   2375     shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
   2376     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
   2377     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2378     soname_spec='${libname}${release}${shared_ext}$major'
   2379     sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
   2380     sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
   2381     ;;
   2382   *)
   2383     shrext_cmds='.sl'
   2384     dynamic_linker="$host_os dld.sl"
   2385     shlibpath_var=SHLIB_PATH
   2386     shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
   2387     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2388     soname_spec='${libname}${release}${shared_ext}$major'
   2389     ;;
   2390   esac
   2391   # HP-UX runs *really* slowly unless shared libraries are mode 555, ...
   2392   postinstall_cmds='chmod 555 $lib'
   2393   # or fails outright, so override atomically:
   2394   install_override_mode=555
   2395   ;;
   2396 
   2397 interix[[3-9]]*)
   2398   version_type=linux
   2399   need_lib_prefix=no
   2400   need_version=no
   2401   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
   2402   soname_spec='${libname}${release}${shared_ext}$major'
   2403   dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)'
   2404   shlibpath_var=LD_LIBRARY_PATH
   2405   shlibpath_overrides_runpath=no
   2406   hardcode_into_libs=yes
   2407   ;;
   2408 
   2409 irix5* | irix6* | nonstopux*)
   2410   case $host_os in
   2411     nonstopux*) version_type=nonstopux ;;
   2412     *)
   2413 	if test "$lt_cv_prog_gnu_ld" = yes; then
   2414 		version_type=linux
   2415 	else
   2416 		version_type=irix
   2417 	fi ;;
   2418   esac
   2419   need_lib_prefix=no
   2420   need_version=no
   2421   soname_spec='${libname}${release}${shared_ext}$major'
   2422   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} $libname${shared_ext}'
   2423   case $host_os in
   2424   irix5* | nonstopux*)
   2425     libsuff= shlibsuff=
   2426     ;;
   2427   *)
   2428     case $LD in # libtool.m4 will add one of these switches to LD
   2429     *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
   2430       libsuff= shlibsuff= libmagic=32-bit;;
   2431     *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
   2432       libsuff=32 shlibsuff=N32 libmagic=N32;;
   2433     *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
   2434       libsuff=64 shlibsuff=64 libmagic=64-bit;;
   2435     *) libsuff= shlibsuff= libmagic=never-match;;
   2436     esac
   2437     ;;
   2438   esac
   2439   shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
   2440   shlibpath_overrides_runpath=no
   2441   sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
   2442   sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
   2443   hardcode_into_libs=yes
   2444   ;;
   2445 
   2446 # No shared lib support for Linux oldld, aout, or coff.
   2447 linux*oldld* | linux*aout* | linux*coff*)
   2448   dynamic_linker=no
   2449   ;;
   2450 
   2451 # This must be Linux ELF.
   2452 linux* | k*bsd*-gnu | kopensolaris*-gnu)
   2453   version_type=linux
   2454   need_lib_prefix=no
   2455   need_version=no
   2456   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2457   soname_spec='${libname}${release}${shared_ext}$major'
   2458   finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
   2459   shlibpath_var=LD_LIBRARY_PATH
   2460   shlibpath_overrides_runpath=no
   2461 
   2462   # Some binutils ld are patched to set DT_RUNPATH
   2463   AC_CACHE_VAL([lt_cv_shlibpath_overrides_runpath],
   2464     [lt_cv_shlibpath_overrides_runpath=no
   2465     save_LDFLAGS=$LDFLAGS
   2466     save_libdir=$libdir
   2467     eval "libdir=/foo; wl=\"$_LT_TAGVAR(lt_prog_compiler_wl, $1)\"; \
   2468 	 LDFLAGS=\"\$LDFLAGS $_LT_TAGVAR(hardcode_libdir_flag_spec, $1)\""
   2469     AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
   2470       [AS_IF([ ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null],
   2471 	 [lt_cv_shlibpath_overrides_runpath=yes])])
   2472     LDFLAGS=$save_LDFLAGS
   2473     libdir=$save_libdir
   2474     ])
   2475   shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath
   2476 
   2477   # This implies no fast_install, which is unacceptable.
   2478   # Some rework will be needed to allow for fast_install
   2479   # before this can be enabled.
   2480   hardcode_into_libs=yes
   2481 
   2482   # Append ld.so.conf contents to the search path
   2483   if test -f /etc/ld.so.conf; then
   2484     lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s 2>/dev/null", \[$]2)); skip = 1; } { if (!skip) print \[$]0; skip = 0; }' < /etc/ld.so.conf | $SED -e 's/#.*//;/^[	 ]*hwcap[	 ]/d;s/[:,	]/ /g;s/=[^=]*$//;s/=[^= ]* / /g;s/"//g;/^$/d' | tr '\n' ' '`
   2485     sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra"
   2486   fi
   2487 
   2488   # We used to test for /lib/ld.so.1 and disable shared libraries on
   2489   # powerpc, because MkLinux only supported shared libraries with the
   2490   # GNU dynamic linker.  Since this was broken with cross compilers,
   2491   # most powerpc-linux boxes support dynamic linking these days and
   2492   # people can always --disable-shared, the test was removed, and we
   2493   # assume the GNU/Linux dynamic linker is in use.
   2494   dynamic_linker='GNU/Linux ld.so'
   2495   ;;
   2496 
   2497 netbsd*)
   2498   version_type=sunos
   2499   need_lib_prefix=no
   2500   need_version=no
   2501   if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
   2502     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
   2503     finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
   2504     dynamic_linker='NetBSD (a.out) ld.so'
   2505   else
   2506     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
   2507     soname_spec='${libname}${release}${shared_ext}$major'
   2508     dynamic_linker='NetBSD ld.elf_so'
   2509   fi
   2510   shlibpath_var=LD_LIBRARY_PATH
   2511   shlibpath_overrides_runpath=yes
   2512   hardcode_into_libs=yes
   2513   ;;
   2514 
   2515 newsos6)
   2516   version_type=linux
   2517   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2518   shlibpath_var=LD_LIBRARY_PATH
   2519   shlibpath_overrides_runpath=yes
   2520   ;;
   2521 
   2522 *nto* | *qnx*)
   2523   version_type=qnx
   2524   need_lib_prefix=no
   2525   need_version=no
   2526   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2527   soname_spec='${libname}${release}${shared_ext}$major'
   2528   shlibpath_var=LD_LIBRARY_PATH
   2529   shlibpath_overrides_runpath=no
   2530   hardcode_into_libs=yes
   2531   dynamic_linker='ldqnx.so'
   2532   ;;
   2533 
   2534 openbsd*)
   2535   version_type=sunos
   2536   sys_lib_dlsearch_path_spec="/usr/lib"
   2537   need_lib_prefix=no
   2538   # Some older versions of OpenBSD (3.3 at least) *do* need versioned libs.
   2539   case $host_os in
   2540     openbsd3.3 | openbsd3.3.*)	need_version=yes ;;
   2541     *)				need_version=no  ;;
   2542   esac
   2543   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
   2544   finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
   2545   shlibpath_var=LD_LIBRARY_PATH
   2546   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
   2547     case $host_os in
   2548       openbsd2.[[89]] | openbsd2.[[89]].*)
   2549 	shlibpath_overrides_runpath=no
   2550 	;;
   2551       *)
   2552 	shlibpath_overrides_runpath=yes
   2553 	;;
   2554       esac
   2555   else
   2556     shlibpath_overrides_runpath=yes
   2557   fi
   2558   ;;
   2559 
   2560 os2*)
   2561   libname_spec='$name'
   2562   shrext_cmds=".dll"
   2563   need_lib_prefix=no
   2564   library_names_spec='$libname${shared_ext} $libname.a'
   2565   dynamic_linker='OS/2 ld.exe'
   2566   shlibpath_var=LIBPATH
   2567   ;;
   2568 
   2569 osf3* | osf4* | osf5*)
   2570   version_type=osf
   2571   need_lib_prefix=no
   2572   need_version=no
   2573   soname_spec='${libname}${release}${shared_ext}$major'
   2574   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2575   shlibpath_var=LD_LIBRARY_PATH
   2576   sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
   2577   sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
   2578   ;;
   2579 
   2580 rdos*)
   2581   dynamic_linker=no
   2582   ;;
   2583 
   2584 solaris*)
   2585   version_type=linux
   2586   need_lib_prefix=no
   2587   need_version=no
   2588   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2589   soname_spec='${libname}${release}${shared_ext}$major'
   2590   shlibpath_var=LD_LIBRARY_PATH
   2591   shlibpath_overrides_runpath=yes
   2592   hardcode_into_libs=yes
   2593   # ldd complains unless libraries are executable
   2594   postinstall_cmds='chmod +x $lib'
   2595   ;;
   2596 
   2597 sunos4*)
   2598   version_type=sunos
   2599   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
   2600   finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
   2601   shlibpath_var=LD_LIBRARY_PATH
   2602   shlibpath_overrides_runpath=yes
   2603   if test "$with_gnu_ld" = yes; then
   2604     need_lib_prefix=no
   2605   fi
   2606   need_version=yes
   2607   ;;
   2608 
   2609 sysv4 | sysv4.3*)
   2610   version_type=linux
   2611   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2612   soname_spec='${libname}${release}${shared_ext}$major'
   2613   shlibpath_var=LD_LIBRARY_PATH
   2614   case $host_vendor in
   2615     sni)
   2616       shlibpath_overrides_runpath=no
   2617       need_lib_prefix=no
   2618       runpath_var=LD_RUN_PATH
   2619       ;;
   2620     siemens)
   2621       need_lib_prefix=no
   2622       ;;
   2623     motorola)
   2624       need_lib_prefix=no
   2625       need_version=no
   2626       shlibpath_overrides_runpath=no
   2627       sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
   2628       ;;
   2629   esac
   2630   ;;
   2631 
   2632 sysv4*MP*)
   2633   if test -d /usr/nec ;then
   2634     version_type=linux
   2635     library_names_spec='$libname${shared_ext}.$versuffix $libname${shared_ext}.$major $libname${shared_ext}'
   2636     soname_spec='$libname${shared_ext}.$major'
   2637     shlibpath_var=LD_LIBRARY_PATH
   2638   fi
   2639   ;;
   2640 
   2641 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
   2642   version_type=freebsd-elf
   2643   need_lib_prefix=no
   2644   need_version=no
   2645   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
   2646   soname_spec='${libname}${release}${shared_ext}$major'
   2647   shlibpath_var=LD_LIBRARY_PATH
   2648   shlibpath_overrides_runpath=yes
   2649   hardcode_into_libs=yes
   2650   if test "$with_gnu_ld" = yes; then
   2651     sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
   2652   else
   2653     sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
   2654     case $host_os in
   2655       sco3.2v5*)
   2656         sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
   2657 	;;
   2658     esac
   2659   fi
   2660   sys_lib_dlsearch_path_spec='/usr/lib'
   2661   ;;
   2662 
   2663 tpf*)
   2664   # TPF is a cross-target only.  Preferred cross-host = GNU/Linux.
   2665   version_type=linux
   2666   need_lib_prefix=no
   2667   need_version=no
   2668   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2669   shlibpath_var=LD_LIBRARY_PATH
   2670   shlibpath_overrides_runpath=no
   2671   hardcode_into_libs=yes
   2672   ;;
   2673 
   2674 uts4*)
   2675   version_type=linux
   2676   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2677   soname_spec='${libname}${release}${shared_ext}$major'
   2678   shlibpath_var=LD_LIBRARY_PATH
   2679   ;;
   2680 
   2681 *)
   2682   dynamic_linker=no
   2683   ;;
   2684 esac
   2685 AC_MSG_RESULT([$dynamic_linker])
   2686 test "$dynamic_linker" = no && can_build_shared=no
   2687 
   2688 variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
   2689 if test "$GCC" = yes; then
   2690   variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
   2691 fi
   2692 
   2693 if test "${lt_cv_sys_lib_search_path_spec+set}" = set; then
   2694   sys_lib_search_path_spec="$lt_cv_sys_lib_search_path_spec"
   2695 fi
   2696 if test "${lt_cv_sys_lib_dlsearch_path_spec+set}" = set; then
   2697   sys_lib_dlsearch_path_spec="$lt_cv_sys_lib_dlsearch_path_spec"
   2698 fi
   2699 
   2700 _LT_DECL([], [variables_saved_for_relink], [1],
   2701     [Variables whose values should be saved in libtool wrapper scripts and
   2702     restored at link time])
   2703 _LT_DECL([], [need_lib_prefix], [0],
   2704     [Do we need the "lib" prefix for modules?])
   2705 _LT_DECL([], [need_version], [0], [Do we need a version for libraries?])
   2706 _LT_DECL([], [version_type], [0], [Library versioning type])
   2707 _LT_DECL([], [runpath_var], [0],  [Shared library runtime path variable])
   2708 _LT_DECL([], [shlibpath_var], [0],[Shared library path variable])
   2709 _LT_DECL([], [shlibpath_overrides_runpath], [0],
   2710     [Is shlibpath searched before the hard-coded library search path?])
   2711 _LT_DECL([], [libname_spec], [1], [Format of library name prefix])
   2712 _LT_DECL([], [library_names_spec], [1],
   2713     [[List of archive names.  First name is the real one, the rest are links.
   2714     The last name is the one that the linker finds with -lNAME]])
   2715 _LT_DECL([], [soname_spec], [1],
   2716     [[The coded name of the library, if different from the real name]])
   2717 _LT_DECL([], [install_override_mode], [1],
   2718     [Permission mode override for installation of shared libraries])
   2719 _LT_DECL([], [postinstall_cmds], [2],
   2720     [Command to use after installation of a shared archive])
   2721 _LT_DECL([], [postuninstall_cmds], [2],
   2722     [Command to use after uninstallation of a shared archive])
   2723 _LT_DECL([], [finish_cmds], [2],
   2724     [Commands used to finish a libtool library installation in a directory])
   2725 _LT_DECL([], [finish_eval], [1],
   2726     [[As "finish_cmds", except a single script fragment to be evaled but
   2727     not shown]])
   2728 _LT_DECL([], [hardcode_into_libs], [0],
   2729     [Whether we should hardcode library paths into libraries])
   2730 _LT_DECL([], [sys_lib_search_path_spec], [2],
   2731     [Compile-time system search path for libraries])
   2732 _LT_DECL([], [sys_lib_dlsearch_path_spec], [2],
   2733     [Run-time system search path for libraries])
   2734 ])# _LT_SYS_DYNAMIC_LINKER
   2735 
   2736 
   2737 # _LT_PATH_TOOL_PREFIX(TOOL)
   2738 # --------------------------
   2739 # find a file program which can recognize shared library
   2740 AC_DEFUN([_LT_PATH_TOOL_PREFIX],
   2741 [m4_require([_LT_DECL_EGREP])dnl
   2742 AC_MSG_CHECKING([for $1])
   2743 AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
   2744 [case $MAGIC_CMD in
   2745 [[\\/*] |  ?:[\\/]*])
   2746   lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
   2747   ;;
   2748 *)
   2749   lt_save_MAGIC_CMD="$MAGIC_CMD"
   2750   lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
   2751 dnl $ac_dummy forces splitting on constant user-supplied paths.
   2752 dnl POSIX.2 word splitting is done only on the output of word expansions,
   2753 dnl not every word.  This closes a longstanding sh security hole.
   2754   ac_dummy="m4_if([$2], , $PATH, [$2])"
   2755   for ac_dir in $ac_dummy; do
   2756     IFS="$lt_save_ifs"
   2757     test -z "$ac_dir" && ac_dir=.
   2758     if test -f $ac_dir/$1; then
   2759       lt_cv_path_MAGIC_CMD="$ac_dir/$1"
   2760       if test -n "$file_magic_test_file"; then
   2761 	case $deplibs_check_method in
   2762 	"file_magic "*)
   2763 	  file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
   2764 	  MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
   2765 	  if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
   2766 	    $EGREP "$file_magic_regex" > /dev/null; then
   2767 	    :
   2768 	  else
   2769 	    cat <<_LT_EOF 1>&2
   2770 
   2771 *** Warning: the command libtool uses to detect shared libraries,
   2772 *** $file_magic_cmd, produces output that libtool cannot recognize.
   2773 *** The result is that libtool may fail to recognize shared libraries
   2774 *** as such.  This will affect the creation of libtool libraries that
   2775 *** depend on shared libraries, but programs linked with such libtool
   2776 *** libraries will work regardless of this problem.  Nevertheless, you
   2777 *** may want to report the problem to your system manager and/or to
   2778 *** bug-libtool (a] gnu.org
   2779 
   2780 _LT_EOF
   2781 	  fi ;;
   2782 	esac
   2783       fi
   2784       break
   2785     fi
   2786   done
   2787   IFS="$lt_save_ifs"
   2788   MAGIC_CMD="$lt_save_MAGIC_CMD"
   2789   ;;
   2790 esac])
   2791 MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
   2792 if test -n "$MAGIC_CMD"; then
   2793   AC_MSG_RESULT($MAGIC_CMD)
   2794 else
   2795   AC_MSG_RESULT(no)
   2796 fi
   2797 _LT_DECL([], [MAGIC_CMD], [0],
   2798 	 [Used to examine libraries when file_magic_cmd begins with "file"])dnl
   2799 ])# _LT_PATH_TOOL_PREFIX
   2800 
   2801 # Old name:
   2802 AU_ALIAS([AC_PATH_TOOL_PREFIX], [_LT_PATH_TOOL_PREFIX])
   2803 dnl aclocal-1.4 backwards compatibility:
   2804 dnl AC_DEFUN([AC_PATH_TOOL_PREFIX], [])
   2805 
   2806 
   2807 # _LT_PATH_MAGIC
   2808 # --------------
   2809 # find a file program which can recognize a shared library
   2810 m4_defun([_LT_PATH_MAGIC],
   2811 [_LT_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
   2812 if test -z "$lt_cv_path_MAGIC_CMD"; then
   2813   if test -n "$ac_tool_prefix"; then
   2814     _LT_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
   2815   else
   2816     MAGIC_CMD=:
   2817   fi
   2818 fi
   2819 ])# _LT_PATH_MAGIC
   2820 
   2821 
   2822 # LT_PATH_LD
   2823 # ----------
   2824 # find the pathname to the GNU or non-GNU linker
   2825 AC_DEFUN([LT_PATH_LD],
   2826 [AC_REQUIRE([AC_PROG_CC])dnl
   2827 AC_REQUIRE([AC_CANONICAL_HOST])dnl
   2828 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
   2829 m4_require([_LT_DECL_SED])dnl
   2830 m4_require([_LT_DECL_EGREP])dnl
   2831 m4_require([_LT_PROG_ECHO_BACKSLASH])dnl
   2832 
   2833 AC_ARG_WITH([gnu-ld],
   2834     [AS_HELP_STRING([--with-gnu-ld],
   2835 	[assume the C compiler uses GNU ld @<:@default=no@:>@])],
   2836     [test "$withval" = no || with_gnu_ld=yes],
   2837     [with_gnu_ld=no])dnl
   2838 
   2839 ac_prog=ld
   2840 if test "$GCC" = yes; then
   2841   # Check if gcc -print-prog-name=ld gives a path.
   2842   AC_MSG_CHECKING([for ld used by $CC])
   2843   case $host in
   2844   *-*-mingw*)
   2845     # gcc leaves a trailing carriage return which upsets mingw
   2846     ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
   2847   *)
   2848     ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
   2849   esac
   2850   case $ac_prog in
   2851     # Accept absolute paths.
   2852     [[\\/]]* | ?:[[\\/]]*)
   2853       re_direlt='/[[^/]][[^/]]*/\.\./'
   2854       # Canonicalize the pathname of ld
   2855       ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'`
   2856       while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do
   2857 	ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"`
   2858       done
   2859       test -z "$LD" && LD="$ac_prog"
   2860       ;;
   2861   "")
   2862     # If it fails, then pretend we aren't using GCC.
   2863     ac_prog=ld
   2864     ;;
   2865   *)
   2866     # If it is relative, then search for the first ld in PATH.
   2867     with_gnu_ld=unknown
   2868     ;;
   2869   esac
   2870 elif test "$with_gnu_ld" = yes; then
   2871   AC_MSG_CHECKING([for GNU ld])
   2872 else
   2873   AC_MSG_CHECKING([for non-GNU ld])
   2874 fi
   2875 AC_CACHE_VAL(lt_cv_path_LD,
   2876 [if test -z "$LD"; then
   2877   lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
   2878   for ac_dir in $PATH; do
   2879     IFS="$lt_save_ifs"
   2880     test -z "$ac_dir" && ac_dir=.
   2881     if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
   2882       lt_cv_path_LD="$ac_dir/$ac_prog"
   2883       # Check to see if the program is GNU ld.  I'd rather use --version,
   2884       # but apparently some variants of GNU ld only accept -v.
   2885       # Break only if it was the GNU/non-GNU ld that we prefer.
   2886       case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
   2887       *GNU* | *'with BFD'*)
   2888 	test "$with_gnu_ld" != no && break
   2889 	;;
   2890       *)
   2891 	test "$with_gnu_ld" != yes && break
   2892 	;;
   2893       esac
   2894     fi
   2895   done
   2896   IFS="$lt_save_ifs"
   2897 else
   2898   lt_cv_path_LD="$LD" # Let the user override the test with a path.
   2899 fi])
   2900 LD="$lt_cv_path_LD"
   2901 if test -n "$LD"; then
   2902   AC_MSG_RESULT($LD)
   2903 else
   2904   AC_MSG_RESULT(no)
   2905 fi
   2906 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
   2907 _LT_PATH_LD_GNU
   2908 AC_SUBST([LD])
   2909 
   2910 _LT_TAGDECL([], [LD], [1], [The linker used to build libraries])
   2911 ])# LT_PATH_LD
   2912 
   2913 # Old names:
   2914 AU_ALIAS([AM_PROG_LD], [LT_PATH_LD])
   2915 AU_ALIAS([AC_PROG_LD], [LT_PATH_LD])
   2916 dnl aclocal-1.4 backwards compatibility:
   2917 dnl AC_DEFUN([AM_PROG_LD], [])
   2918 dnl AC_DEFUN([AC_PROG_LD], [])
   2919 
   2920 
   2921 # _LT_PATH_LD_GNU
   2922 #- --------------
   2923 m4_defun([_LT_PATH_LD_GNU],
   2924 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
   2925 [# I'd rather use --version here, but apparently some GNU lds only accept -v.
   2926 case `$LD -v 2>&1 </dev/null` in
   2927 *GNU* | *'with BFD'*)
   2928   lt_cv_prog_gnu_ld=yes
   2929   ;;
   2930 *)
   2931   lt_cv_prog_gnu_ld=no
   2932   ;;
   2933 esac])
   2934 with_gnu_ld=$lt_cv_prog_gnu_ld
   2935 ])# _LT_PATH_LD_GNU
   2936 
   2937 
   2938 # _LT_CMD_RELOAD
   2939 # --------------
   2940 # find reload flag for linker
   2941 #   -- PORTME Some linkers may need a different reload flag.
   2942 m4_defun([_LT_CMD_RELOAD],
   2943 [AC_CACHE_CHECK([for $LD option to reload object files],
   2944   lt_cv_ld_reload_flag,
   2945   [lt_cv_ld_reload_flag='-r'])
   2946 reload_flag=$lt_cv_ld_reload_flag
   2947 case $reload_flag in
   2948 "" | " "*) ;;
   2949 *) reload_flag=" $reload_flag" ;;
   2950 esac
   2951 reload_cmds='$LD$reload_flag -o $output$reload_objs'
   2952 case $host_os in
   2953   darwin*)
   2954     if test "$GCC" = yes; then
   2955       reload_cmds='$LTCC $LTCFLAGS -nostdlib ${wl}-r -o $output$reload_objs'
   2956     else
   2957       reload_cmds='$LD$reload_flag -o $output$reload_objs'
   2958     fi
   2959     ;;
   2960 esac
   2961 _LT_TAGDECL([], [reload_flag], [1], [How to create reloadable object files])dnl
   2962 _LT_TAGDECL([], [reload_cmds], [2])dnl
   2963 ])# _LT_CMD_RELOAD
   2964 
   2965 
   2966 # _LT_CHECK_MAGIC_METHOD
   2967 # ----------------------
   2968 # how to check for library dependencies
   2969 #  -- PORTME fill in with the dynamic library characteristics
   2970 m4_defun([_LT_CHECK_MAGIC_METHOD],
   2971 [m4_require([_LT_DECL_EGREP])
   2972 m4_require([_LT_DECL_OBJDUMP])
   2973 AC_CACHE_CHECK([how to recognize dependent libraries],
   2974 lt_cv_deplibs_check_method,
   2975 [lt_cv_file_magic_cmd='$MAGIC_CMD'
   2976 lt_cv_file_magic_test_file=
   2977 lt_cv_deplibs_check_method='unknown'
   2978 # Need to set the preceding variable on all platforms that support
   2979 # interlibrary dependencies.
   2980 # 'none' -- dependencies not supported.
   2981 # `unknown' -- same as none, but documents that we really don't know.
   2982 # 'pass_all' -- all dependencies passed with no checks.
   2983 # 'test_compile' -- check by making test program.
   2984 # 'file_magic [[regex]]' -- check by looking for files in library path
   2985 # which responds to the $file_magic_cmd with a given extended regex.
   2986 # If you have `file' or equivalent on your system and you're not sure
   2987 # whether `pass_all' will *always* work, you probably want this one.
   2988 
   2989 case $host_os in
   2990 aix[[4-9]]*)
   2991   lt_cv_deplibs_check_method=pass_all
   2992   ;;
   2993 
   2994 beos*)
   2995   lt_cv_deplibs_check_method=pass_all
   2996   ;;
   2997 
   2998 bsdi[[45]]*)
   2999   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib)'
   3000   lt_cv_file_magic_cmd='/usr/bin/file -L'
   3001   lt_cv_file_magic_test_file=/shlib/libc.so
   3002   ;;
   3003 
   3004 cygwin*)
   3005   # func_win32_libid is a shell function defined in ltmain.sh
   3006   lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
   3007   lt_cv_file_magic_cmd='func_win32_libid'
   3008   ;;
   3009 
   3010 mingw* | pw32*)
   3011   # Base MSYS/MinGW do not provide the 'file' command needed by
   3012   # func_win32_libid shell function, so use a weaker test based on 'objdump',
   3013   # unless we find 'file', for example because we are cross-compiling.
   3014   # func_win32_libid assumes BSD nm, so disallow it if using MS dumpbin.
   3015   if ( test "$lt_cv_nm_interface" = "BSD nm" && file / ) >/dev/null 2>&1; then
   3016     lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
   3017     lt_cv_file_magic_cmd='func_win32_libid'
   3018   else
   3019     lt_cv_deplibs_check_method='file_magic file format pei*-i386(.*architecture: i386)?'
   3020     lt_cv_file_magic_cmd='$OBJDUMP -f'
   3021   fi
   3022   ;;
   3023 
   3024 cegcc*)
   3025   # use the weaker test based on 'objdump'. See mingw*.
   3026   lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?'
   3027   lt_cv_file_magic_cmd='$OBJDUMP -f'
   3028   ;;
   3029 
   3030 darwin* | rhapsody*)
   3031   lt_cv_deplibs_check_method=pass_all
   3032   ;;
   3033 
   3034 freebsd* | dragonfly*)
   3035   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
   3036     case $host_cpu in
   3037     i*86 )
   3038       # Not sure whether the presence of OpenBSD here was a mistake.
   3039       # Let's accept both of them until this is cleared up.
   3040       lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[[3-9]]86 (compact )?demand paged shared library'
   3041       lt_cv_file_magic_cmd=/usr/bin/file
   3042       lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
   3043       ;;
   3044     esac
   3045   else
   3046     lt_cv_deplibs_check_method=pass_all
   3047   fi
   3048   ;;
   3049 
   3050 gnu*)
   3051   lt_cv_deplibs_check_method=pass_all
   3052   ;;
   3053 
   3054 haiku*)
   3055   lt_cv_deplibs_check_method=pass_all
   3056   ;;
   3057 
   3058 hpux10.20* | hpux11*)
   3059   lt_cv_file_magic_cmd=/usr/bin/file
   3060   case $host_cpu in
   3061   ia64*)
   3062     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64'
   3063     lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
   3064     ;;
   3065   hppa*64*)
   3066     [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]']
   3067     lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
   3068     ;;
   3069   *)
   3070     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]]\.[[0-9]]) shared library'
   3071     lt_cv_file_magic_test_file=/usr/lib/libc.sl
   3072     ;;
   3073   esac
   3074   ;;
   3075 
   3076 interix[[3-9]]*)
   3077   # PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here
   3078   lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|\.a)$'
   3079   ;;
   3080 
   3081 irix5* | irix6* | nonstopux*)
   3082   case $LD in
   3083   *-32|*"-32 ") libmagic=32-bit;;
   3084   *-n32|*"-n32 ") libmagic=N32;;
   3085   *-64|*"-64 ") libmagic=64-bit;;
   3086   *) libmagic=never-match;;
   3087   esac
   3088   lt_cv_deplibs_check_method=pass_all
   3089   ;;
   3090 
   3091 # This must be Linux ELF.
   3092 linux* | k*bsd*-gnu | kopensolaris*-gnu)
   3093   lt_cv_deplibs_check_method=pass_all
   3094   ;;
   3095 
   3096 netbsd*)
   3097   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
   3098     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
   3099   else
   3100     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$'
   3101   fi
   3102   ;;
   3103 
   3104 newos6*)
   3105   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)'
   3106   lt_cv_file_magic_cmd=/usr/bin/file
   3107   lt_cv_file_magic_test_file=/usr/lib/libnls.so
   3108   ;;
   3109 
   3110 *nto* | *qnx*)
   3111   lt_cv_deplibs_check_method=pass_all
   3112   ;;
   3113 
   3114 openbsd*)
   3115   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
   3116     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$'
   3117   else
   3118     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
   3119   fi
   3120   ;;
   3121 
   3122 osf3* | osf4* | osf5*)
   3123   lt_cv_deplibs_check_method=pass_all
   3124   ;;
   3125 
   3126 rdos*)
   3127   lt_cv_deplibs_check_method=pass_all
   3128   ;;
   3129 
   3130 solaris*)
   3131   lt_cv_deplibs_check_method=pass_all
   3132   ;;
   3133 
   3134 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
   3135   lt_cv_deplibs_check_method=pass_all
   3136   ;;
   3137 
   3138 sysv4 | sysv4.3*)
   3139   case $host_vendor in
   3140   motorola)
   3141     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]'
   3142     lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
   3143     ;;
   3144   ncr)
   3145     lt_cv_deplibs_check_method=pass_all
   3146     ;;
   3147   sequent)
   3148     lt_cv_file_magic_cmd='/bin/file'
   3149     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )'
   3150     ;;
   3151   sni)
   3152     lt_cv_file_magic_cmd='/bin/file'
   3153     lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
   3154     lt_cv_file_magic_test_file=/lib/libc.so
   3155     ;;
   3156   siemens)
   3157     lt_cv_deplibs_check_method=pass_all
   3158     ;;
   3159   pc)
   3160     lt_cv_deplibs_check_method=pass_all
   3161     ;;
   3162   esac
   3163   ;;
   3164 
   3165 tpf*)
   3166   lt_cv_deplibs_check_method=pass_all
   3167   ;;
   3168 esac
   3169 ])
   3170 file_magic_cmd=$lt_cv_file_magic_cmd
   3171 deplibs_check_method=$lt_cv_deplibs_check_method
   3172 test -z "$deplibs_check_method" && deplibs_check_method=unknown
   3173 
   3174 _LT_DECL([], [deplibs_check_method], [1],
   3175     [Method to check whether dependent libraries are shared objects])
   3176 _LT_DECL([], [file_magic_cmd], [1],
   3177     [Command to use when deplibs_check_method == "file_magic"])
   3178 ])# _LT_CHECK_MAGIC_METHOD
   3179 
   3180 
   3181 # LT_PATH_NM
   3182 # ----------
   3183 # find the pathname to a BSD- or MS-compatible name lister
   3184 AC_DEFUN([LT_PATH_NM],
   3185 [AC_REQUIRE([AC_PROG_CC])dnl
   3186 AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
   3187 [if test -n "$NM"; then
   3188   # Let the user override the test.
   3189   lt_cv_path_NM="$NM"
   3190 else
   3191   lt_nm_to_check="${ac_tool_prefix}nm"
   3192   if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
   3193     lt_nm_to_check="$lt_nm_to_check nm"
   3194   fi
   3195   for lt_tmp_nm in $lt_nm_to_check; do
   3196     lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
   3197     for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
   3198       IFS="$lt_save_ifs"
   3199       test -z "$ac_dir" && ac_dir=.
   3200       tmp_nm="$ac_dir/$lt_tmp_nm"
   3201       if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then
   3202 	# Check to see if the nm accepts a BSD-compat flag.
   3203 	# Adding the `sed 1q' prevents false positives on HP-UX, which says:
   3204 	#   nm: unknown option "B" ignored
   3205 	# Tru64's nm complains that /dev/null is an invalid object file
   3206 	case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in
   3207 	*/dev/null* | *'Invalid file or object type'*)
   3208 	  lt_cv_path_NM="$tmp_nm -B"
   3209 	  break
   3210 	  ;;
   3211 	*)
   3212 	  case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
   3213 	  */dev/null*)
   3214 	    lt_cv_path_NM="$tmp_nm -p"
   3215 	    break
   3216 	    ;;
   3217 	  *)
   3218 	    lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
   3219 	    continue # so that we can try to find one that supports BSD flags
   3220 	    ;;
   3221 	  esac
   3222 	  ;;
   3223 	esac
   3224       fi
   3225     done
   3226     IFS="$lt_save_ifs"
   3227   done
   3228   : ${lt_cv_path_NM=no}
   3229 fi])
   3230 if test "$lt_cv_path_NM" != "no"; then
   3231   NM="$lt_cv_path_NM"
   3232 else
   3233   # Didn't find any BSD compatible name lister, look for dumpbin.
   3234   if test -n "$DUMPBIN"; then :
   3235     # Let the user override the test.
   3236   else
   3237     AC_CHECK_TOOLS(DUMPBIN, [dumpbin "link -dump"], :)
   3238     case `$DUMPBIN -symbols /dev/null 2>&1 | sed '1q'` in
   3239     *COFF*)
   3240       DUMPBIN="$DUMPBIN -symbols"
   3241       ;;
   3242     *)
   3243       DUMPBIN=:
   3244       ;;
   3245     esac
   3246   fi
   3247   AC_SUBST([DUMPBIN])
   3248   if test "$DUMPBIN" != ":"; then
   3249     NM="$DUMPBIN"
   3250   fi
   3251 fi
   3252 test -z "$NM" && NM=nm
   3253 AC_SUBST([NM])
   3254 _LT_DECL([], [NM], [1], [A BSD- or MS-compatible name lister])dnl
   3255 
   3256 AC_CACHE_CHECK([the name lister ($NM) interface], [lt_cv_nm_interface],
   3257   [lt_cv_nm_interface="BSD nm"
   3258   echo "int some_variable = 0;" > conftest.$ac_ext
   3259   (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&AS_MESSAGE_LOG_FD)
   3260   (eval "$ac_compile" 2>conftest.err)
   3261   cat conftest.err >&AS_MESSAGE_LOG_FD
   3262   (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&AS_MESSAGE_LOG_FD)
   3263   (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
   3264   cat conftest.err >&AS_MESSAGE_LOG_FD
   3265   (eval echo "\"\$as_me:$LINENO: output\"" >&AS_MESSAGE_LOG_FD)
   3266   cat conftest.out >&AS_MESSAGE_LOG_FD
   3267   if $GREP 'External.*some_variable' conftest.out > /dev/null; then
   3268     lt_cv_nm_interface="MS dumpbin"
   3269   fi
   3270   rm -f conftest*])
   3271 ])# LT_PATH_NM
   3272 
   3273 # Old names:
   3274 AU_ALIAS([AM_PROG_NM], [LT_PATH_NM])
   3275 AU_ALIAS([AC_PROG_NM], [LT_PATH_NM])
   3276 dnl aclocal-1.4 backwards compatibility:
   3277 dnl AC_DEFUN([AM_PROG_NM], [])
   3278 dnl AC_DEFUN([AC_PROG_NM], [])
   3279 
   3280 
   3281 # LT_LIB_M
   3282 # --------
   3283 # check for math library
   3284 AC_DEFUN([LT_LIB_M],
   3285 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
   3286 LIBM=
   3287 case $host in
   3288 *-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-pw32* | *-*-darwin*)
   3289   # These system don't have libm, or don't need it
   3290   ;;
   3291 *-ncr-sysv4.3*)
   3292   AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
   3293   AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
   3294   ;;
   3295 *)
   3296   AC_CHECK_LIB(m, cos, LIBM="-lm")
   3297   ;;
   3298 esac
   3299 AC_SUBST([LIBM])
   3300 ])# LT_LIB_M
   3301 
   3302 # Old name:
   3303 AU_ALIAS([AC_CHECK_LIBM], [LT_LIB_M])
   3304 dnl aclocal-1.4 backwards compatibility:
   3305 dnl AC_DEFUN([AC_CHECK_LIBM], [])
   3306 
   3307 
   3308 # _LT_COMPILER_NO_RTTI([TAGNAME])
   3309 # -------------------------------
   3310 m4_defun([_LT_COMPILER_NO_RTTI],
   3311 [m4_require([_LT_TAG_COMPILER])dnl
   3312 
   3313 _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
   3314 
   3315 if test "$GCC" = yes; then
   3316   case $cc_basename in
   3317   nvcc*)
   3318     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -Xcompiler -fno-builtin' ;;
   3319   *)
   3320     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin' ;;
   3321   esac
   3322 
   3323   _LT_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
   3324     lt_cv_prog_compiler_rtti_exceptions,
   3325     [-fno-rtti -fno-exceptions], [],
   3326     [_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
   3327 fi
   3328 _LT_TAGDECL([no_builtin_flag], [lt_prog_compiler_no_builtin_flag], [1],
   3329 	[Compiler flag to turn off builtin functions])
   3330 ])# _LT_COMPILER_NO_RTTI
   3331 
   3332 
   3333 # _LT_CMD_GLOBAL_SYMBOLS
   3334 # ----------------------
   3335 m4_defun([_LT_CMD_GLOBAL_SYMBOLS],
   3336 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
   3337 AC_REQUIRE([AC_PROG_CC])dnl
   3338 AC_REQUIRE([AC_PROG_AWK])dnl
   3339 AC_REQUIRE([LT_PATH_NM])dnl
   3340 AC_REQUIRE([LT_PATH_LD])dnl
   3341 m4_require([_LT_DECL_SED])dnl
   3342 m4_require([_LT_DECL_EGREP])dnl
   3343 m4_require([_LT_TAG_COMPILER])dnl
   3344 
   3345 # Check for command to grab the raw symbol name followed by C symbol from nm.
   3346 AC_MSG_CHECKING([command to parse $NM output from $compiler object])
   3347 AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
   3348 [
   3349 # These are sane defaults that work on at least a few old systems.
   3350 # [They come from Ultrix.  What could be older than Ultrix?!! ;)]
   3351 
   3352 # Character class describing NM global symbol codes.
   3353 symcode='[[BCDEGRST]]'
   3354 
   3355 # Regexp to match symbols that can be accessed directly from C.
   3356 sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
   3357 
   3358 # Define system-specific variables.
   3359 case $host_os in
   3360 aix*)
   3361   symcode='[[BCDT]]'
   3362   ;;
   3363 cygwin* | mingw* | pw32* | cegcc*)
   3364   symcode='[[ABCDGISTW]]'
   3365   ;;
   3366 hpux*)
   3367   if test "$host_cpu" = ia64; then
   3368     symcode='[[ABCDEGRST]]'
   3369   fi
   3370   ;;
   3371 irix* | nonstopux*)
   3372   symcode='[[BCDEGRST]]'
   3373   ;;
   3374 osf*)
   3375   symcode='[[BCDEGQRST]]'
   3376   ;;
   3377 solaris*)
   3378   symcode='[[BDRT]]'
   3379   ;;
   3380 sco3.2v5*)
   3381   symcode='[[DT]]'
   3382   ;;
   3383 sysv4.2uw2*)
   3384   symcode='[[DT]]'
   3385   ;;
   3386 sysv5* | sco5v6* | unixware* | OpenUNIX*)
   3387   symcode='[[ABDT]]'
   3388   ;;
   3389 sysv4)
   3390   symcode='[[DFNSTU]]'
   3391   ;;
   3392 esac
   3393 
   3394 # If we're using GNU nm, then use its standard symbol codes.
   3395 case `$NM -V 2>&1` in
   3396 *GNU* | *'with BFD'*)
   3397   symcode='[[ABCDGIRSTW]]' ;;
   3398 esac
   3399 
   3400 # Transform an extracted symbol line into a proper C declaration.
   3401 # Some systems (esp. on ia64) link data and code symbols differently,
   3402 # so use this general approach.
   3403 lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"
   3404 
   3405 # Transform an extracted symbol line into symbol name and symbol address
   3406 lt_cv_sys_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\) $/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"\2\", (void *) \&\2},/p'"
   3407 lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n -e 's/^: \([[^ ]]*\) $/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \(lib[[^ ]]*\)$/  {\"\2\", (void *) \&\2},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"lib\2\", (void *) \&\2},/p'"
   3408 
   3409 # Handle CRLF in mingw tool chain
   3410 opt_cr=
   3411 case $build_os in
   3412 mingw*)
   3413   opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
   3414   ;;
   3415 esac
   3416 
   3417 # Try without a prefix underscore, then with it.
   3418 for ac_symprfx in "" "_"; do
   3419 
   3420   # Transform symcode, sympat, and symprfx into a raw symbol and a C symbol.
   3421   symxfrm="\\1 $ac_symprfx\\2 \\2"
   3422 
   3423   # Write the raw and C identifiers.
   3424   if test "$lt_cv_nm_interface" = "MS dumpbin"; then
   3425     # Fake it for dumpbin and say T for any non-static function
   3426     # and D for any global variable.
   3427     # Also find C++ and __fastcall symbols from MSVC++,
   3428     # which start with @ or ?.
   3429     lt_cv_sys_global_symbol_pipe="$AWK ['"\
   3430 "     {last_section=section; section=\$ 3};"\
   3431 "     /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\
   3432 "     \$ 0!~/External *\|/{next};"\
   3433 "     / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\
   3434 "     {if(hide[section]) next};"\
   3435 "     {f=0}; \$ 0~/\(\).*\|/{f=1}; {printf f ? \"T \" : \"D \"};"\
   3436 "     {split(\$ 0, a, /\||\r/); split(a[2], s)};"\
   3437 "     s[1]~/^[@?]/{print s[1], s[1]; next};"\
   3438 "     s[1]~prfx {split(s[1],t,\"@\"); print t[1], substr(t[1],length(prfx))}"\
   3439 "     ' prfx=^$ac_symprfx]"
   3440   else
   3441     lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[	 ]]\($symcode$symcode*\)[[	 ]][[	 ]]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'"
   3442   fi
   3443 
   3444   # Check to see that the pipe works correctly.
   3445   pipe_works=no
   3446 
   3447   rm -f conftest*
   3448   cat > conftest.$ac_ext <<_LT_EOF
   3449 #ifdef __cplusplus
   3450 extern "C" {
   3451 #endif
   3452 char nm_test_var;
   3453 void nm_test_func(void);
   3454 void nm_test_func(void){}
   3455 #ifdef __cplusplus
   3456 }
   3457 #endif
   3458 int main(){nm_test_var='a';nm_test_func();return(0);}
   3459 _LT_EOF
   3460 
   3461   if AC_TRY_EVAL(ac_compile); then
   3462     # Now try to grab the symbols.
   3463     nlist=conftest.nm
   3464     if AC_TRY_EVAL(NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) && test -s "$nlist"; then
   3465       # Try sorting and uniquifying the output.
   3466       if sort "$nlist" | uniq > "$nlist"T; then
   3467 	mv -f "$nlist"T "$nlist"
   3468       else
   3469 	rm -f "$nlist"T
   3470       fi
   3471 
   3472       # Make sure that we snagged all the symbols we need.
   3473       if $GREP ' nm_test_var$' "$nlist" >/dev/null; then
   3474 	if $GREP ' nm_test_func$' "$nlist" >/dev/null; then
   3475 	  cat <<_LT_EOF > conftest.$ac_ext
   3476 #ifdef __cplusplus
   3477 extern "C" {
   3478 #endif
   3479 
   3480 _LT_EOF
   3481 	  # Now generate the symbol file.
   3482 	  eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext'
   3483 
   3484 	  cat <<_LT_EOF >> conftest.$ac_ext
   3485 
   3486 /* The mapping between symbol names and symbols.  */
   3487 const struct {
   3488   const char *name;
   3489   void       *address;
   3490 }
   3491 lt__PROGRAM__LTX_preloaded_symbols[[]] =
   3492 {
   3493   { "@PROGRAM@", (void *) 0 },
   3494 _LT_EOF
   3495 	  $SED "s/^$symcode$symcode* \(.*\) \(.*\)$/  {\"\2\", (void *) \&\2},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext
   3496 	  cat <<\_LT_EOF >> conftest.$ac_ext
   3497   {0, (void *) 0}
   3498 };
   3499 
   3500 /* This works around a problem in FreeBSD linker */
   3501 #ifdef FREEBSD_WORKAROUND
   3502 static const void *lt_preloaded_setup() {
   3503   return lt__PROGRAM__LTX_preloaded_symbols;
   3504 }
   3505 #endif
   3506 
   3507 #ifdef __cplusplus
   3508 }
   3509 #endif
   3510 _LT_EOF
   3511 	  # Now try linking the two files.
   3512 	  mv conftest.$ac_objext conftstm.$ac_objext
   3513 	  lt_save_LIBS="$LIBS"
   3514 	  lt_save_CFLAGS="$CFLAGS"
   3515 	  LIBS="conftstm.$ac_objext"
   3516 	  CFLAGS="$CFLAGS$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
   3517 	  if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
   3518 	    pipe_works=yes
   3519 	  fi
   3520 	  LIBS="$lt_save_LIBS"
   3521 	  CFLAGS="$lt_save_CFLAGS"
   3522 	else
   3523 	  echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
   3524 	fi
   3525       else
   3526 	echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
   3527       fi
   3528     else
   3529       echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
   3530     fi
   3531   else
   3532     echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
   3533     cat conftest.$ac_ext >&5
   3534   fi
   3535   rm -rf conftest* conftst*
   3536 
   3537   # Do not use the global_symbol_pipe unless it works.
   3538   if test "$pipe_works" = yes; then
   3539     break
   3540   else
   3541     lt_cv_sys_global_symbol_pipe=
   3542   fi
   3543 done
   3544 ])
   3545 if test -z "$lt_cv_sys_global_symbol_pipe"; then
   3546   lt_cv_sys_global_symbol_to_cdecl=
   3547 fi
   3548 if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
   3549   AC_MSG_RESULT(failed)
   3550 else
   3551   AC_MSG_RESULT(ok)
   3552 fi
   3553 
   3554 _LT_DECL([global_symbol_pipe], [lt_cv_sys_global_symbol_pipe], [1],
   3555     [Take the output of nm and produce a listing of raw symbols and C names])
   3556 _LT_DECL([global_symbol_to_cdecl], [lt_cv_sys_global_symbol_to_cdecl], [1],
   3557     [Transform the output of nm in a proper C declaration])
   3558 _LT_DECL([global_symbol_to_c_name_address],
   3559     [lt_cv_sys_global_symbol_to_c_name_address], [1],
   3560     [Transform the output of nm in a C name address pair])
   3561 _LT_DECL([global_symbol_to_c_name_address_lib_prefix],
   3562     [lt_cv_sys_global_symbol_to_c_name_address_lib_prefix], [1],
   3563     [Transform the output of nm in a C name address pair when lib prefix is needed])
   3564 ]) # _LT_CMD_GLOBAL_SYMBOLS
   3565 
   3566 
   3567 # _LT_COMPILER_PIC([TAGNAME])
   3568 # ---------------------------
   3569 m4_defun([_LT_COMPILER_PIC],
   3570 [m4_require([_LT_TAG_COMPILER])dnl
   3571 _LT_TAGVAR(lt_prog_compiler_wl, $1)=
   3572 _LT_TAGVAR(lt_prog_compiler_pic, $1)=
   3573 _LT_TAGVAR(lt_prog_compiler_static, $1)=
   3574 
   3575 AC_MSG_CHECKING([for $compiler option to produce PIC])
   3576 m4_if([$1], [CXX], [
   3577   # C++ specific cases for pic, static, wl, etc.
   3578   if test "$GXX" = yes; then
   3579     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3580     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
   3581 
   3582     case $host_os in
   3583     aix*)
   3584       # All AIX code is PIC.
   3585       if test "$host_cpu" = ia64; then
   3586 	# AIX 5 now supports IA64 processor
   3587 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   3588       fi
   3589       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3590       ;;
   3591 
   3592     amigaos*)
   3593       case $host_cpu in
   3594       powerpc)
   3595             # see comment about AmigaOS4 .so support
   3596             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3597         ;;
   3598       m68k)
   3599             # FIXME: we need at least 68020 code to build shared libraries, but
   3600             # adding the `-m68020' flag to GCC prevents building anything better,
   3601             # like `-m68040'.
   3602             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
   3603         ;;
   3604       esac
   3605       ;;
   3606 
   3607     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
   3608       # PIC is the default for these OSes.
   3609       ;;
   3610     mingw* | cygwin* | os2* | pw32* | cegcc*)
   3611       # This hack is so that the source file can tell whether it is being
   3612       # built for inclusion in a dll (and should export symbols for example).
   3613       # Although the cygwin gcc ignores -fPIC, still need this for old-style
   3614       # (--disable-auto-import) libraries
   3615       m4_if([$1], [GCJ], [],
   3616 	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
   3617       ;;
   3618     darwin* | rhapsody*)
   3619       # PIC is the default on this platform
   3620       # Common symbols not allowed in MH_DYLIB files
   3621       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
   3622       ;;
   3623     *djgpp*)
   3624       # DJGPP does not support shared libraries at all
   3625       _LT_TAGVAR(lt_prog_compiler_pic, $1)=
   3626       ;;
   3627     haiku*)
   3628       # PIC is the default for Haiku.
   3629       # The "-static" flag exists, but is broken.
   3630       _LT_TAGVAR(lt_prog_compiler_static, $1)=
   3631       ;;
   3632     interix[[3-9]]*)
   3633       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
   3634       # Instead, we relocate shared libraries at runtime.
   3635       ;;
   3636     sysv4*MP*)
   3637       if test -d /usr/nec; then
   3638 	_LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
   3639       fi
   3640       ;;
   3641     hpux*)
   3642       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
   3643       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
   3644       # sets the default TLS model and affects inlining.
   3645       case $host_cpu in
   3646       hppa*64*)
   3647 	;;
   3648       *)
   3649 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3650 	;;
   3651       esac
   3652       ;;
   3653     *qnx* | *nto*)
   3654       # QNX uses GNU C++, but need to define -shared option too, otherwise
   3655       # it will coredump.
   3656       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
   3657       ;;
   3658     *)
   3659       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3660       ;;
   3661     esac
   3662   else
   3663     case $host_os in
   3664       aix[[4-9]]*)
   3665 	# All AIX code is PIC.
   3666 	if test "$host_cpu" = ia64; then
   3667 	  # AIX 5 now supports IA64 processor
   3668 	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   3669 	else
   3670 	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
   3671 	fi
   3672 	;;
   3673       chorus*)
   3674 	case $cc_basename in
   3675 	cxch68*)
   3676 	  # Green Hills C++ Compiler
   3677 	  # _LT_TAGVAR(lt_prog_compiler_static, $1)="--no_auto_instantiation -u __main -u __premain -u _abort -r $COOL_DIR/lib/libOrb.a $MVME_DIR/lib/CC/libC.a $MVME_DIR/lib/classix/libcx.s.a"
   3678 	  ;;
   3679 	esac
   3680 	;;
   3681       dgux*)
   3682 	case $cc_basename in
   3683 	  ec++*)
   3684 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   3685 	    ;;
   3686 	  ghcx*)
   3687 	    # Green Hills C++ Compiler
   3688 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
   3689 	    ;;
   3690 	  *)
   3691 	    ;;
   3692 	esac
   3693 	;;
   3694       freebsd* | dragonfly*)
   3695 	# FreeBSD uses GNU C++
   3696 	;;
   3697       hpux9* | hpux10* | hpux11*)
   3698 	case $cc_basename in
   3699 	  CC*)
   3700 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3701 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
   3702 	    if test "$host_cpu" != ia64; then
   3703 	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
   3704 	    fi
   3705 	    ;;
   3706 	  aCC*)
   3707 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3708 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
   3709 	    case $host_cpu in
   3710 	    hppa*64*|ia64*)
   3711 	      # +Z the default
   3712 	      ;;
   3713 	    *)
   3714 	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
   3715 	      ;;
   3716 	    esac
   3717 	    ;;
   3718 	  *)
   3719 	    ;;
   3720 	esac
   3721 	;;
   3722       interix*)
   3723 	# This is c89, which is MS Visual C++ (no shared libs)
   3724 	# Anyone wants to do a port?
   3725 	;;
   3726       irix5* | irix6* | nonstopux*)
   3727 	case $cc_basename in
   3728 	  CC*)
   3729 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3730 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
   3731 	    # CC pic flag -KPIC is the default.
   3732 	    ;;
   3733 	  *)
   3734 	    ;;
   3735 	esac
   3736 	;;
   3737       linux* | k*bsd*-gnu | kopensolaris*-gnu)
   3738 	case $cc_basename in
   3739 	  KCC*)
   3740 	    # KAI C++ Compiler
   3741 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
   3742 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3743 	    ;;
   3744 	  ecpc* )
   3745 	    # old Intel C++ for x86_64 which still supported -KPIC.
   3746 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3747 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   3748 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
   3749 	    ;;
   3750 	  icpc* )
   3751 	    # Intel C++, used to be incompatible with GCC.
   3752 	    # ICC 10 doesn't accept -KPIC any more.
   3753 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3754 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3755 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
   3756 	    ;;
   3757 	  pgCC* | pgcpp*)
   3758 	    # Portland Group C++ compiler
   3759 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3760 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
   3761 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   3762 	    ;;
   3763 	  cxx*)
   3764 	    # Compaq C++
   3765 	    # Make sure the PIC flag is empty.  It appears that all Alpha
   3766 	    # Linux and Compaq Tru64 Unix objects are PIC.
   3767 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)=
   3768 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
   3769 	    ;;
   3770 	  xlc* | xlC* | bgxl[[cC]]* | mpixl[[cC]]*)
   3771 	    # IBM XL 8.0, 9.0 on PPC and BlueGene
   3772 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3773 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
   3774 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
   3775 	    ;;
   3776 	  *)
   3777 	    case `$CC -V 2>&1 | sed 5q` in
   3778 	    *Sun\ C*)
   3779 	      # Sun C++ 5.9
   3780 	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   3781 	      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   3782 	      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
   3783 	      ;;
   3784 	    esac
   3785 	    ;;
   3786 	esac
   3787 	;;
   3788       lynxos*)
   3789 	;;
   3790       m88k*)
   3791 	;;
   3792       mvs*)
   3793 	case $cc_basename in
   3794 	  cxx*)
   3795 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall'
   3796 	    ;;
   3797 	  *)
   3798 	    ;;
   3799 	esac
   3800 	;;
   3801       netbsd*)
   3802 	;;
   3803       *qnx* | *nto*)
   3804         # QNX uses GNU C++, but need to define -shared option too, otherwise
   3805         # it will coredump.
   3806         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
   3807         ;;
   3808       osf3* | osf4* | osf5*)
   3809 	case $cc_basename in
   3810 	  KCC*)
   3811 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
   3812 	    ;;
   3813 	  RCC*)
   3814 	    # Rational C++ 2.4.1
   3815 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
   3816 	    ;;
   3817 	  cxx*)
   3818 	    # Digital/Compaq C++
   3819 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3820 	    # Make sure the PIC flag is empty.  It appears that all Alpha
   3821 	    # Linux and Compaq Tru64 Unix objects are PIC.
   3822 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)=
   3823 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
   3824 	    ;;
   3825 	  *)
   3826 	    ;;
   3827 	esac
   3828 	;;
   3829       psos*)
   3830 	;;
   3831       solaris*)
   3832 	case $cc_basename in
   3833 	  CC*)
   3834 	    # Sun C++ 4.2, 5.x and Centerline C++
   3835 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   3836 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   3837 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
   3838 	    ;;
   3839 	  gcx*)
   3840 	    # Green Hills C++ Compiler
   3841 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
   3842 	    ;;
   3843 	  *)
   3844 	    ;;
   3845 	esac
   3846 	;;
   3847       sunos4*)
   3848 	case $cc_basename in
   3849 	  CC*)
   3850 	    # Sun C++ 4.x
   3851 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
   3852 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   3853 	    ;;
   3854 	  lcc*)
   3855 	    # Lucid
   3856 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
   3857 	    ;;
   3858 	  *)
   3859 	    ;;
   3860 	esac
   3861 	;;
   3862       sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
   3863 	case $cc_basename in
   3864 	  CC*)
   3865 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3866 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   3867 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   3868 	    ;;
   3869 	esac
   3870 	;;
   3871       tandem*)
   3872 	case $cc_basename in
   3873 	  NCC*)
   3874 	    # NonStop-UX NCC 3.20
   3875 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   3876 	    ;;
   3877 	  *)
   3878 	    ;;
   3879 	esac
   3880 	;;
   3881       vxworks*)
   3882 	;;
   3883       *)
   3884 	_LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
   3885 	;;
   3886     esac
   3887   fi
   3888 ],
   3889 [
   3890   if test "$GCC" = yes; then
   3891     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3892     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
   3893 
   3894     case $host_os in
   3895       aix*)
   3896       # All AIX code is PIC.
   3897       if test "$host_cpu" = ia64; then
   3898 	# AIX 5 now supports IA64 processor
   3899 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   3900       fi
   3901       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3902       ;;
   3903 
   3904     amigaos*)
   3905       case $host_cpu in
   3906       powerpc)
   3907             # see comment about AmigaOS4 .so support
   3908             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3909         ;;
   3910       m68k)
   3911             # FIXME: we need at least 68020 code to build shared libraries, but
   3912             # adding the `-m68020' flag to GCC prevents building anything better,
   3913             # like `-m68040'.
   3914             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
   3915         ;;
   3916       esac
   3917       ;;
   3918 
   3919     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
   3920       # PIC is the default for these OSes.
   3921       ;;
   3922 
   3923     mingw* | cygwin* | pw32* | os2* | cegcc*)
   3924       # This hack is so that the source file can tell whether it is being
   3925       # built for inclusion in a dll (and should export symbols for example).
   3926       # Although the cygwin gcc ignores -fPIC, still need this for old-style
   3927       # (--disable-auto-import) libraries
   3928       m4_if([$1], [GCJ], [],
   3929 	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
   3930       ;;
   3931 
   3932     darwin* | rhapsody*)
   3933       # PIC is the default on this platform
   3934       # Common symbols not allowed in MH_DYLIB files
   3935       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
   3936       ;;
   3937 
   3938     haiku*)
   3939       # PIC is the default for Haiku.
   3940       # The "-static" flag exists, but is broken.
   3941       _LT_TAGVAR(lt_prog_compiler_static, $1)=
   3942       ;;
   3943 
   3944     hpux*)
   3945       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
   3946       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
   3947       # sets the default TLS model and affects inlining.
   3948       case $host_cpu in
   3949       hppa*64*)
   3950 	# +Z the default
   3951 	;;
   3952       *)
   3953 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3954 	;;
   3955       esac
   3956       ;;
   3957 
   3958     interix[[3-9]]*)
   3959       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
   3960       # Instead, we relocate shared libraries at runtime.
   3961       ;;
   3962 
   3963     msdosdjgpp*)
   3964       # Just because we use GCC doesn't mean we suddenly get shared libraries
   3965       # on systems that don't support them.
   3966       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
   3967       enable_shared=no
   3968       ;;
   3969 
   3970     *nto* | *qnx*)
   3971       # QNX uses GNU C++, but need to define -shared option too, otherwise
   3972       # it will coredump.
   3973       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
   3974       ;;
   3975 
   3976     sysv4*MP*)
   3977       if test -d /usr/nec; then
   3978 	_LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
   3979       fi
   3980       ;;
   3981 
   3982     *)
   3983       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3984       ;;
   3985     esac
   3986 
   3987     case $cc_basename in
   3988     nvcc*) # Cuda Compiler Driver 2.2
   3989       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Xlinker '
   3990       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-Xcompiler -fPIC'
   3991       ;;
   3992     esac
   3993   else
   3994     # PORTME Check for flag to pass linker flags through the system compiler.
   3995     case $host_os in
   3996     aix*)
   3997       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3998       if test "$host_cpu" = ia64; then
   3999 	# AIX 5 now supports IA64 processor
   4000 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4001       else
   4002 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
   4003       fi
   4004       ;;
   4005 
   4006     mingw* | cygwin* | pw32* | os2* | cegcc*)
   4007       # This hack is so that the source file can tell whether it is being
   4008       # built for inclusion in a dll (and should export symbols for example).
   4009       m4_if([$1], [GCJ], [],
   4010 	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
   4011       ;;
   4012 
   4013     hpux9* | hpux10* | hpux11*)
   4014       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4015       # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
   4016       # not for PA HP-UX.
   4017       case $host_cpu in
   4018       hppa*64*|ia64*)
   4019 	# +Z the default
   4020 	;;
   4021       *)
   4022 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
   4023 	;;
   4024       esac
   4025       # Is there a better lt_prog_compiler_static that works with the bundled CC?
   4026       _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
   4027       ;;
   4028 
   4029     irix5* | irix6* | nonstopux*)
   4030       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4031       # PIC (with -KPIC) is the default.
   4032       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
   4033       ;;
   4034 
   4035     linux* | k*bsd*-gnu | kopensolaris*-gnu)
   4036       case $cc_basename in
   4037       # old Intel for x86_64 which still supported -KPIC.
   4038       ecc*)
   4039 	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4040 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   4041 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
   4042         ;;
   4043       # icc used to be incompatible with GCC.
   4044       # ICC 10 doesn't accept -KPIC any more.
   4045       icc* | ifort*)
   4046 	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4047 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   4048 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
   4049         ;;
   4050       # Lahey Fortran 8.1.
   4051       lf95*)
   4052 	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4053 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='--shared'
   4054 	_LT_TAGVAR(lt_prog_compiler_static, $1)='--static'
   4055 	;;
   4056       pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
   4057         # Portland Group compilers (*not* the Pentium gcc compiler,
   4058 	# which looks to be a dead project)
   4059 	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4060 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
   4061 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4062         ;;
   4063       ccc*)
   4064         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4065         # All Alpha code is PIC.
   4066         _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
   4067         ;;
   4068       xl* | bgxl* | bgf* | mpixl*)
   4069 	# IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene
   4070 	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4071 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
   4072 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
   4073 	;;
   4074       *)
   4075 	case `$CC -V 2>&1 | sed 5q` in
   4076 	*Sun\ F* | *Sun*Fortran*)
   4077 	  # Sun Fortran 8.3 passes all unrecognized flags to the linker
   4078 	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   4079 	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4080 	  _LT_TAGVAR(lt_prog_compiler_wl, $1)=''
   4081 	  ;;
   4082 	*Sun\ C*)
   4083 	  # Sun C 5.9
   4084 	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   4085 	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4086 	  _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4087 	  ;;
   4088 	esac
   4089 	;;
   4090       esac
   4091       ;;
   4092 
   4093     newsos6)
   4094       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   4095       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4096       ;;
   4097 
   4098     *nto* | *qnx*)
   4099       # QNX uses GNU C++, but need to define -shared option too, otherwise
   4100       # it will coredump.
   4101       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
   4102       ;;
   4103 
   4104     osf3* | osf4* | osf5*)
   4105       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4106       # All OSF/1 code is PIC.
   4107       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
   4108       ;;
   4109 
   4110     rdos*)
   4111       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
   4112       ;;
   4113 
   4114     solaris*)
   4115       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   4116       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4117       case $cc_basename in
   4118       f77* | f90* | f95*)
   4119 	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ';;
   4120       *)
   4121 	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,';;
   4122       esac
   4123       ;;
   4124 
   4125     sunos4*)
   4126       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
   4127       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
   4128       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4129       ;;
   4130 
   4131     sysv4 | sysv4.2uw2* | sysv4.3*)
   4132       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4133       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   4134       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4135       ;;
   4136 
   4137     sysv4*MP*)
   4138       if test -d /usr/nec ;then
   4139 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic'
   4140 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4141       fi
   4142       ;;
   4143 
   4144     sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
   4145       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4146       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   4147       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4148       ;;
   4149 
   4150     unicos*)
   4151       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4152       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
   4153       ;;
   4154 
   4155     uts4*)
   4156       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
   4157       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4158       ;;
   4159 
   4160     *)
   4161       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
   4162       ;;
   4163     esac
   4164   fi
   4165 ])
   4166 case $host_os in
   4167   # For platforms which do not support PIC, -DPIC is meaningless:
   4168   *djgpp*)
   4169     _LT_TAGVAR(lt_prog_compiler_pic, $1)=
   4170     ;;
   4171   *)
   4172     _LT_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])"
   4173     ;;
   4174 esac
   4175 AC_MSG_RESULT([$_LT_TAGVAR(lt_prog_compiler_pic, $1)])
   4176 _LT_TAGDECL([wl], [lt_prog_compiler_wl], [1],
   4177 	[How to pass a linker flag through the compiler])
   4178 
   4179 #
   4180 # Check to make sure the PIC flag actually works.
   4181 #
   4182 if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
   4183   _LT_COMPILER_OPTION([if $compiler PIC flag $_LT_TAGVAR(lt_prog_compiler_pic, $1) works],
   4184     [_LT_TAGVAR(lt_cv_prog_compiler_pic_works, $1)],
   4185     [$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])], [],
   4186     [case $_LT_TAGVAR(lt_prog_compiler_pic, $1) in
   4187      "" | " "*) ;;
   4188      *) _LT_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_TAGVAR(lt_prog_compiler_pic, $1)" ;;
   4189      esac],
   4190     [_LT_TAGVAR(lt_prog_compiler_pic, $1)=
   4191      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no])
   4192 fi
   4193 _LT_TAGDECL([pic_flag], [lt_prog_compiler_pic], [1],
   4194 	[Additional compiler flags for building library objects])
   4195 
   4196 #
   4197 # Check to make sure the static flag actually works.
   4198 #
   4199 wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1) eval lt_tmp_static_flag=\"$_LT_TAGVAR(lt_prog_compiler_static, $1)\"
   4200 _LT_LINKER_OPTION([if $compiler static flag $lt_tmp_static_flag works],
   4201   _LT_TAGVAR(lt_cv_prog_compiler_static_works, $1),
   4202   $lt_tmp_static_flag,
   4203   [],
   4204   [_LT_TAGVAR(lt_prog_compiler_static, $1)=])
   4205 _LT_TAGDECL([link_static_flag], [lt_prog_compiler_static], [1],
   4206 	[Compiler flag to prevent dynamic linking])
   4207 ])# _LT_COMPILER_PIC
   4208 
   4209 
   4210 # _LT_LINKER_SHLIBS([TAGNAME])
   4211 # ----------------------------
   4212 # See if the linker supports building shared libraries.
   4213 m4_defun([_LT_LINKER_SHLIBS],
   4214 [AC_REQUIRE([LT_PATH_LD])dnl
   4215 AC_REQUIRE([LT_PATH_NM])dnl
   4216 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
   4217 m4_require([_LT_DECL_EGREP])dnl
   4218 m4_require([_LT_DECL_SED])dnl
   4219 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
   4220 m4_require([_LT_TAG_COMPILER])dnl
   4221 AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
   4222 m4_if([$1], [CXX], [
   4223   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
   4224   case $host_os in
   4225   aix[[4-9]]*)
   4226     # If we're using GNU nm, then we don't want the "-C" option.
   4227     # -C means demangle to AIX nm, but means don't demangle with GNU nm
   4228     # Also, AIX nm treats weak defined symbols like other global defined
   4229     # symbols, whereas GNU nm marks them as "W".
   4230     if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
   4231       _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
   4232     else
   4233       _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "L")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
   4234     fi
   4235     ;;
   4236   pw32*)
   4237     _LT_TAGVAR(export_symbols_cmds, $1)="$ltdll_cmds"
   4238   ;;
   4239   cygwin* | mingw* | cegcc*)
   4240     _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;/^.*[[ ]]__nm__/s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
   4241   ;;
   4242   *)
   4243     _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
   4244   ;;
   4245   esac
   4246   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
   4247 ], [
   4248   runpath_var=
   4249   _LT_TAGVAR(allow_undefined_flag, $1)=
   4250   _LT_TAGVAR(always_export_symbols, $1)=no
   4251   _LT_TAGVAR(archive_cmds, $1)=
   4252   _LT_TAGVAR(archive_expsym_cmds, $1)=
   4253   _LT_TAGVAR(compiler_needs_object, $1)=no
   4254   _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
   4255   _LT_TAGVAR(export_dynamic_flag_spec, $1)=
   4256   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
   4257   _LT_TAGVAR(hardcode_automatic, $1)=no
   4258   _LT_TAGVAR(hardcode_direct, $1)=no
   4259   _LT_TAGVAR(hardcode_direct_absolute, $1)=no
   4260   _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
   4261   _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
   4262   _LT_TAGVAR(hardcode_libdir_separator, $1)=
   4263   _LT_TAGVAR(hardcode_minus_L, $1)=no
   4264   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
   4265   _LT_TAGVAR(inherit_rpath, $1)=no
   4266   _LT_TAGVAR(link_all_deplibs, $1)=unknown
   4267   _LT_TAGVAR(module_cmds, $1)=
   4268   _LT_TAGVAR(module_expsym_cmds, $1)=
   4269   _LT_TAGVAR(old_archive_from_new_cmds, $1)=
   4270   _LT_TAGVAR(old_archive_from_expsyms_cmds, $1)=
   4271   _LT_TAGVAR(thread_safe_flag_spec, $1)=
   4272   _LT_TAGVAR(whole_archive_flag_spec, $1)=
   4273   # include_expsyms should be a list of space-separated symbols to be *always*
   4274   # included in the symbol list
   4275   _LT_TAGVAR(include_expsyms, $1)=
   4276   # exclude_expsyms can be an extended regexp of symbols to exclude
   4277   # it will be wrapped by ` (' and `)$', so one must not match beginning or
   4278   # end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
   4279   # as well as any symbol that contains `d'.
   4280   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
   4281   # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
   4282   # platforms (ab)use it in PIC code, but their linkers get confused if
   4283   # the symbol is explicitly referenced.  Since portable code cannot
   4284   # rely on this symbol name, it's probably fine to never include it in
   4285   # preloaded symbol tables.
   4286   # Exclude shared library initialization/finalization symbols.
   4287 dnl Note also adjust exclude_expsyms for C++ above.
   4288   extract_expsyms_cmds=
   4289 
   4290   case $host_os in
   4291   cygwin* | mingw* | pw32* | cegcc*)
   4292     # FIXME: the MSVC++ port hasn't been tested in a loooong time
   4293     # When not using gcc, we currently assume that we are using
   4294     # Microsoft Visual C++.
   4295     if test "$GCC" != yes; then
   4296       with_gnu_ld=no
   4297     fi
   4298     ;;
   4299   interix*)
   4300     # we just hope/assume this is gcc and not c89 (= MSVC++)
   4301     with_gnu_ld=yes
   4302     ;;
   4303   openbsd*)
   4304     with_gnu_ld=no
   4305     ;;
   4306   esac
   4307 
   4308   _LT_TAGVAR(ld_shlibs, $1)=yes
   4309 
   4310   # On some targets, GNU ld is compatible enough with the native linker
   4311   # that we're better off using the native interface for both.
   4312   lt_use_gnu_ld_interface=no
   4313   if test "$with_gnu_ld" = yes; then
   4314     case $host_os in
   4315       aix*)
   4316 	# The AIX port of GNU ld has always aspired to compatibility
   4317 	# with the native linker.  However, as the warning in the GNU ld
   4318 	# block says, versions before 2.19.5* couldn't really create working
   4319 	# shared libraries, regardless of the interface used.
   4320 	case `$LD -v 2>&1` in
   4321 	  *\ \(GNU\ Binutils\)\ 2.19.5*) ;;
   4322 	  *\ \(GNU\ Binutils\)\ 2.[[2-9]]*) ;;
   4323 	  *\ \(GNU\ Binutils\)\ [[3-9]]*) ;;
   4324 	  *)
   4325 	    lt_use_gnu_ld_interface=yes
   4326 	    ;;
   4327 	esac
   4328 	;;
   4329       *)
   4330 	lt_use_gnu_ld_interface=yes
   4331 	;;
   4332     esac
   4333   fi
   4334 
   4335   if test "$lt_use_gnu_ld_interface" = yes; then
   4336     # If archive_cmds runs LD, not CC, wlarc should be empty
   4337     wlarc='${wl}'
   4338 
   4339     # Set some defaults for GNU ld with shared library support. These
   4340     # are reset later if shared libraries are not supported. Putting them
   4341     # here allows them to be overridden if necessary.
   4342     runpath_var=LD_RUN_PATH
   4343     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   4344     _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
   4345     # ancient GNU ld didn't support --whole-archive et. al.
   4346     if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then
   4347       _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
   4348     else
   4349       _LT_TAGVAR(whole_archive_flag_spec, $1)=
   4350     fi
   4351     supports_anon_versioning=no
   4352     case `$LD -v 2>&1` in
   4353       *GNU\ gold*) supports_anon_versioning=yes ;;
   4354       *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.10.*) ;; # catch versions < 2.11
   4355       *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
   4356       *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
   4357       *\ 2.11.*) ;; # other 2.11 versions
   4358       *) supports_anon_versioning=yes ;;
   4359     esac
   4360 
   4361     # See if GNU ld supports shared libraries.
   4362     case $host_os in
   4363     aix[[3-9]]*)
   4364       # On AIX/PPC, the GNU linker is very broken
   4365       if test "$host_cpu" != ia64; then
   4366 	_LT_TAGVAR(ld_shlibs, $1)=no
   4367 	cat <<_LT_EOF 1>&2
   4368 
   4369 *** Warning: the GNU linker, at least up to release 2.19, is reported
   4370 *** to be unable to reliably create shared libraries on AIX.
   4371 *** Therefore, libtool is disabling shared libraries support.  If you
   4372 *** really care for shared libraries, you may want to install binutils
   4373 *** 2.20 or above, or modify your PATH so that a non-GNU linker is found.
   4374 *** You will then need to restart the configuration process.
   4375 
   4376 _LT_EOF
   4377       fi
   4378       ;;
   4379 
   4380     amigaos*)
   4381       case $host_cpu in
   4382       powerpc)
   4383             # see comment about AmigaOS4 .so support
   4384             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4385             _LT_TAGVAR(archive_expsym_cmds, $1)=''
   4386         ;;
   4387       m68k)
   4388             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
   4389             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   4390             _LT_TAGVAR(hardcode_minus_L, $1)=yes
   4391         ;;
   4392       esac
   4393       ;;
   4394 
   4395     beos*)
   4396       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
   4397 	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
   4398 	# Joseph Beckenbach <jrb3 (a] best.com> says some releases of gcc
   4399 	# support --undefined.  This deserves some investigation.  FIXME
   4400 	_LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4401       else
   4402 	_LT_TAGVAR(ld_shlibs, $1)=no
   4403       fi
   4404       ;;
   4405 
   4406     cygwin* | mingw* | pw32* | cegcc*)
   4407       # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
   4408       # as there is no search path for DLLs.
   4409       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   4410       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
   4411       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
   4412       _LT_TAGVAR(always_export_symbols, $1)=no
   4413       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
   4414       _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/'\'' | $SED -e '\''/^[[AITW]][[ ]]/s/.*[[ ]]//'\'' | sort | uniq > $export_symbols'
   4415 
   4416       if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
   4417         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
   4418 	# If the export-symbols file already is a .def file (1st line
   4419 	# is EXPORTS), use it as is; otherwise, prepend...
   4420 	_LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
   4421 	  cp $export_symbols $output_objdir/$soname.def;
   4422 	else
   4423 	  echo EXPORTS > $output_objdir/$soname.def;
   4424 	  cat $export_symbols >> $output_objdir/$soname.def;
   4425 	fi~
   4426 	$CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
   4427       else
   4428 	_LT_TAGVAR(ld_shlibs, $1)=no
   4429       fi
   4430       ;;
   4431 
   4432     haiku*)
   4433       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4434       _LT_TAGVAR(link_all_deplibs, $1)=yes
   4435       ;;
   4436 
   4437     interix[[3-9]]*)
   4438       _LT_TAGVAR(hardcode_direct, $1)=no
   4439       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   4440       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
   4441       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   4442       # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
   4443       # Instead, shared libraries are loaded at an image base (0x10000000 by
   4444       # default) and relocated if they conflict, which is a slow very memory
   4445       # consuming and fragmenting process.  To avoid this, we pick a random,
   4446       # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
   4447       # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
   4448       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
   4449       _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
   4450       ;;
   4451 
   4452     gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu)
   4453       tmp_diet=no
   4454       if test "$host_os" = linux-dietlibc; then
   4455 	case $cc_basename in
   4456 	  diet\ *) tmp_diet=yes;;	# linux-dietlibc with static linking (!diet-dyn)
   4457 	esac
   4458       fi
   4459       if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \
   4460 	 && test "$tmp_diet" = no
   4461       then
   4462 	tmp_addflag=' $pic_flag'
   4463 	tmp_sharedflag='-shared'
   4464 	case $cc_basename,$host_cpu in
   4465         pgcc*)				# Portland Group C compiler
   4466 	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
   4467 	  tmp_addflag=' $pic_flag'
   4468 	  ;;
   4469 	pgf77* | pgf90* | pgf95* | pgfortran*)
   4470 					# Portland Group f77 and f90 compilers
   4471 	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
   4472 	  tmp_addflag=' $pic_flag -Mnomain' ;;
   4473 	ecc*,ia64* | icc*,ia64*)	# Intel C compiler on ia64
   4474 	  tmp_addflag=' -i_dynamic' ;;
   4475 	efc*,ia64* | ifort*,ia64*)	# Intel Fortran compiler on ia64
   4476 	  tmp_addflag=' -i_dynamic -nofor_main' ;;
   4477 	ifc* | ifort*)			# Intel Fortran compiler
   4478 	  tmp_addflag=' -nofor_main' ;;
   4479 	lf95*)				# Lahey Fortran 8.1
   4480 	  _LT_TAGVAR(whole_archive_flag_spec, $1)=
   4481 	  tmp_sharedflag='--shared' ;;
   4482 	xl[[cC]]* | bgxl[[cC]]* | mpixl[[cC]]*) # IBM XL C 8.0 on PPC (deal with xlf below)
   4483 	  tmp_sharedflag='-qmkshrobj'
   4484 	  tmp_addflag= ;;
   4485 	nvcc*)	# Cuda Compiler Driver 2.2
   4486 	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
   4487 	  _LT_TAGVAR(compiler_needs_object, $1)=yes
   4488 	  ;;
   4489 	esac
   4490 	case `$CC -V 2>&1 | sed 5q` in
   4491 	*Sun\ C*)			# Sun C 5.9
   4492 	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
   4493 	  _LT_TAGVAR(compiler_needs_object, $1)=yes
   4494 	  tmp_sharedflag='-G' ;;
   4495 	*Sun\ F*)			# Sun Fortran 8.3
   4496 	  tmp_sharedflag='-G' ;;
   4497 	esac
   4498 	_LT_TAGVAR(archive_cmds, $1)='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4499 
   4500         if test "x$supports_anon_versioning" = xyes; then
   4501           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
   4502 	    cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
   4503 	    echo "local: *; };" >> $output_objdir/$libname.ver~
   4504 	    $CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
   4505         fi
   4506 
   4507 	case $cc_basename in
   4508 	xlf* | bgf* | bgxlf* | mpixlf*)
   4509 	  # IBM XL Fortran 10.1 on PPC cannot create shared libs itself
   4510 	  _LT_TAGVAR(whole_archive_flag_spec, $1)='--whole-archive$convenience --no-whole-archive'
   4511 	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
   4512 	  _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='-rpath $libdir'
   4513 	  _LT_TAGVAR(archive_cmds, $1)='$LD -shared $libobjs $deplibs $compiler_flags -soname $soname -o $lib'
   4514 	  if test "x$supports_anon_versioning" = xyes; then
   4515 	    _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
   4516 	      cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
   4517 	      echo "local: *; };" >> $output_objdir/$libname.ver~
   4518 	      $LD -shared $libobjs $deplibs $compiler_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib'
   4519 	  fi
   4520 	  ;;
   4521 	esac
   4522       else
   4523         _LT_TAGVAR(ld_shlibs, $1)=no
   4524       fi
   4525       ;;
   4526 
   4527     netbsd*)
   4528       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
   4529 	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
   4530 	wlarc=
   4531       else
   4532 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4533 	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
   4534       fi
   4535       ;;
   4536 
   4537     solaris*)
   4538       if $LD -v 2>&1 | $GREP 'BFD 2\.8' > /dev/null; then
   4539 	_LT_TAGVAR(ld_shlibs, $1)=no
   4540 	cat <<_LT_EOF 1>&2
   4541 
   4542 *** Warning: The releases 2.8.* of the GNU linker cannot reliably
   4543 *** create shared libraries on Solaris systems.  Therefore, libtool
   4544 *** is disabling shared libraries support.  We urge you to upgrade GNU
   4545 *** binutils to release 2.9.1 or newer.  Another option is to modify
   4546 *** your PATH or compiler configuration so that the native linker is
   4547 *** used, and then restart.
   4548 
   4549 _LT_EOF
   4550       elif $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
   4551 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4552 	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
   4553       else
   4554 	_LT_TAGVAR(ld_shlibs, $1)=no
   4555       fi
   4556       ;;
   4557 
   4558     sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
   4559       case `$LD -v 2>&1` in
   4560         *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.1[[0-5]].*)
   4561 	_LT_TAGVAR(ld_shlibs, $1)=no
   4562 	cat <<_LT_EOF 1>&2
   4563 
   4564 *** Warning: Releases of the GNU linker prior to 2.16.91.0.3 can not
   4565 *** reliably create shared libraries on SCO systems.  Therefore, libtool
   4566 *** is disabling shared libraries support.  We urge you to upgrade GNU
   4567 *** binutils to release 2.16.91.0.3 or newer.  Another option is to modify
   4568 *** your PATH or compiler configuration so that the native linker is
   4569 *** used, and then restart.
   4570 
   4571 _LT_EOF
   4572 	;;
   4573 	*)
   4574 	  # For security reasons, it is highly recommended that you always
   4575 	  # use absolute paths for naming shared libraries, and exclude the
   4576 	  # DT_RUNPATH tag from executables and libraries.  But doing so
   4577 	  # requires that you compile everything twice, which is a pain.
   4578 	  if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
   4579 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   4580 	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4581 	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
   4582 	  else
   4583 	    _LT_TAGVAR(ld_shlibs, $1)=no
   4584 	  fi
   4585 	;;
   4586       esac
   4587       ;;
   4588 
   4589     sunos4*)
   4590       _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
   4591       wlarc=
   4592       _LT_TAGVAR(hardcode_direct, $1)=yes
   4593       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   4594       ;;
   4595 
   4596     *)
   4597       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
   4598 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4599 	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
   4600       else
   4601 	_LT_TAGVAR(ld_shlibs, $1)=no
   4602       fi
   4603       ;;
   4604     esac
   4605 
   4606     if test "$_LT_TAGVAR(ld_shlibs, $1)" = no; then
   4607       runpath_var=
   4608       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
   4609       _LT_TAGVAR(export_dynamic_flag_spec, $1)=
   4610       _LT_TAGVAR(whole_archive_flag_spec, $1)=
   4611     fi
   4612   else
   4613     # PORTME fill in a description of your system's linker (not GNU ld)
   4614     case $host_os in
   4615     aix3*)
   4616       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
   4617       _LT_TAGVAR(always_export_symbols, $1)=yes
   4618       _LT_TAGVAR(archive_expsym_cmds, $1)='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
   4619       # Note: this linker hardcodes the directories in LIBPATH if there
   4620       # are no directories specified by -L.
   4621       _LT_TAGVAR(hardcode_minus_L, $1)=yes
   4622       if test "$GCC" = yes && test -z "$lt_prog_compiler_static"; then
   4623 	# Neither direct hardcoding nor static linking is supported with a
   4624 	# broken collect2.
   4625 	_LT_TAGVAR(hardcode_direct, $1)=unsupported
   4626       fi
   4627       ;;
   4628 
   4629     aix[[4-9]]*)
   4630       if test "$host_cpu" = ia64; then
   4631 	# On IA64, the linker does run time linking by default, so we don't
   4632 	# have to do anything special.
   4633 	aix_use_runtimelinking=no
   4634 	exp_sym_flag='-Bexport'
   4635 	no_entry_flag=""
   4636       else
   4637 	# If we're using GNU nm, then we don't want the "-C" option.
   4638 	# -C means demangle to AIX nm, but means don't demangle with GNU nm
   4639 	# Also, AIX nm treats weak defined symbols like other global
   4640 	# defined symbols, whereas GNU nm marks them as "W".
   4641 	if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
   4642 	  _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
   4643 	else
   4644 	  _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "L")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
   4645 	fi
   4646 	aix_use_runtimelinking=no
   4647 
   4648 	# Test if we are trying to use run time linking or normal
   4649 	# AIX style linking. If -brtl is somewhere in LDFLAGS, we
   4650 	# need to do runtime linking.
   4651 	case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
   4652 	  for ld_flag in $LDFLAGS; do
   4653 	  if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
   4654 	    aix_use_runtimelinking=yes
   4655 	    break
   4656 	  fi
   4657 	  done
   4658 	  ;;
   4659 	esac
   4660 
   4661 	exp_sym_flag='-bexport'
   4662 	no_entry_flag='-bnoentry'
   4663       fi
   4664 
   4665       # When large executables or shared objects are built, AIX ld can
   4666       # have problems creating the table of contents.  If linking a library
   4667       # or program results in "error TOC overflow" add -mminimal-toc to
   4668       # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
   4669       # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
   4670 
   4671       _LT_TAGVAR(archive_cmds, $1)=''
   4672       _LT_TAGVAR(hardcode_direct, $1)=yes
   4673       _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
   4674       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
   4675       _LT_TAGVAR(link_all_deplibs, $1)=yes
   4676       _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
   4677 
   4678       if test "$GCC" = yes; then
   4679 	case $host_os in aix4.[[012]]|aix4.[[012]].*)
   4680 	# We only want to do this on AIX 4.2 and lower, the check
   4681 	# below for broken collect2 doesn't work under 4.3+
   4682 	  collect2name=`${CC} -print-prog-name=collect2`
   4683 	  if test -f "$collect2name" &&
   4684 	   strings "$collect2name" | $GREP resolve_lib_name >/dev/null
   4685 	  then
   4686 	  # We have reworked collect2
   4687 	  :
   4688 	  else
   4689 	  # We have old collect2
   4690 	  _LT_TAGVAR(hardcode_direct, $1)=unsupported
   4691 	  # It fails to find uninstalled libraries when the uninstalled
   4692 	  # path is not listed in the libpath.  Setting hardcode_minus_L
   4693 	  # to unsupported forces relinking
   4694 	  _LT_TAGVAR(hardcode_minus_L, $1)=yes
   4695 	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   4696 	  _LT_TAGVAR(hardcode_libdir_separator, $1)=
   4697 	  fi
   4698 	  ;;
   4699 	esac
   4700 	shared_flag='-shared'
   4701 	if test "$aix_use_runtimelinking" = yes; then
   4702 	  shared_flag="$shared_flag "'${wl}-G'
   4703 	fi
   4704       else
   4705 	# not using gcc
   4706 	if test "$host_cpu" = ia64; then
   4707 	# VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
   4708 	# chokes on -Wl,-G. The following line is correct:
   4709 	  shared_flag='-G'
   4710 	else
   4711 	  if test "$aix_use_runtimelinking" = yes; then
   4712 	    shared_flag='${wl}-G'
   4713 	  else
   4714 	    shared_flag='${wl}-bM:SRE'
   4715 	  fi
   4716 	fi
   4717       fi
   4718 
   4719       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
   4720       # It seems that -bexpall does not export symbols beginning with
   4721       # underscore (_), so it is better to generate a list of symbols to export.
   4722       _LT_TAGVAR(always_export_symbols, $1)=yes
   4723       if test "$aix_use_runtimelinking" = yes; then
   4724 	# Warning - without using the other runtime loading flags (-brtl),
   4725 	# -berok will link without error, but may produce a broken library.
   4726 	_LT_TAGVAR(allow_undefined_flag, $1)='-berok'
   4727         # Determine the default libpath from the value encoded in an
   4728         # empty executable.
   4729         _LT_SYS_MODULE_PATH_AIX
   4730         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
   4731         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
   4732       else
   4733 	if test "$host_cpu" = ia64; then
   4734 	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
   4735 	  _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
   4736 	  _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
   4737 	else
   4738 	 # Determine the default libpath from the value encoded in an
   4739 	 # empty executable.
   4740 	 _LT_SYS_MODULE_PATH_AIX
   4741 	 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
   4742 	  # Warning - without using the other run time loading flags,
   4743 	  # -berok will link without error, but may produce a broken library.
   4744 	  _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
   4745 	  _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
   4746 	  if test "$with_gnu_ld" = yes; then
   4747 	    # We only use this code for GNU lds that support --whole-archive.
   4748 	    _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
   4749 	  else
   4750 	    # Exported symbols can be pulled into shared objects from archives
   4751 	    _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
   4752 	  fi
   4753 	  _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
   4754 	  # This is similar to how AIX traditionally builds its shared libraries.
   4755 	  _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
   4756 	fi
   4757       fi
   4758       ;;
   4759 
   4760     amigaos*)
   4761       case $host_cpu in
   4762       powerpc)
   4763             # see comment about AmigaOS4 .so support
   4764             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4765             _LT_TAGVAR(archive_expsym_cmds, $1)=''
   4766         ;;
   4767       m68k)
   4768             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
   4769             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   4770             _LT_TAGVAR(hardcode_minus_L, $1)=yes
   4771         ;;
   4772       esac
   4773       ;;
   4774 
   4775     bsdi[[45]]*)
   4776       _LT_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic
   4777       ;;
   4778 
   4779     cygwin* | mingw* | pw32* | cegcc*)
   4780       # When not using gcc, we currently assume that we are using
   4781       # Microsoft Visual C++.
   4782       # hardcode_libdir_flag_spec is actually meaningless, as there is
   4783       # no search path for DLLs.
   4784       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
   4785       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
   4786       # Tell ltmain to make .lib files, not .a files.
   4787       libext=lib
   4788       # Tell ltmain to make .dll files, not .so files.
   4789       shrext_cmds=".dll"
   4790       # FIXME: Setting linknames here is a bad hack.
   4791       _LT_TAGVAR(archive_cmds, $1)='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames='
   4792       # The linker will automatically build a .lib file if we build a DLL.
   4793       _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
   4794       # FIXME: Should let the user specify the lib program.
   4795       _LT_TAGVAR(old_archive_cmds, $1)='lib -OUT:$oldlib$oldobjs$old_deplibs'
   4796       _LT_TAGVAR(fix_srcfile_path, $1)='`cygpath -w "$srcfile"`'
   4797       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
   4798       ;;
   4799 
   4800     darwin* | rhapsody*)
   4801       _LT_DARWIN_LINKER_FEATURES($1)
   4802       ;;
   4803 
   4804     dgux*)
   4805       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
   4806       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   4807       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   4808       ;;
   4809 
   4810     # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
   4811     # support.  Future versions do this automatically, but an explicit c++rt0.o
   4812     # does not break anything, and helps significantly (at the cost of a little
   4813     # extra space).
   4814     freebsd2.2*)
   4815       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
   4816       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
   4817       _LT_TAGVAR(hardcode_direct, $1)=yes
   4818       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   4819       ;;
   4820 
   4821     # Unfortunately, older versions of FreeBSD 2 do not have this feature.
   4822     freebsd2.*)
   4823       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
   4824       _LT_TAGVAR(hardcode_direct, $1)=yes
   4825       _LT_TAGVAR(hardcode_minus_L, $1)=yes
   4826       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   4827       ;;
   4828 
   4829     # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
   4830     freebsd* | dragonfly*)
   4831       _LT_TAGVAR(archive_cmds, $1)='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
   4832       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
   4833       _LT_TAGVAR(hardcode_direct, $1)=yes
   4834       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   4835       ;;
   4836 
   4837     hpux9*)
   4838       if test "$GCC" = yes; then
   4839 	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
   4840       else
   4841 	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
   4842       fi
   4843       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
   4844       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   4845       _LT_TAGVAR(hardcode_direct, $1)=yes
   4846 
   4847       # hardcode_minus_L: Not really in the search PATH,
   4848       # but as the default location of the library.
   4849       _LT_TAGVAR(hardcode_minus_L, $1)=yes
   4850       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   4851       ;;
   4852 
   4853     hpux10*)
   4854       if test "$GCC" = yes && test "$with_gnu_ld" = no; then
   4855 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
   4856       else
   4857 	_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
   4858       fi
   4859       if test "$with_gnu_ld" = no; then
   4860 	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
   4861 	_LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='+b $libdir'
   4862 	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
   4863 	_LT_TAGVAR(hardcode_direct, $1)=yes
   4864 	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
   4865 	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   4866 	# hardcode_minus_L: Not really in the search PATH,
   4867 	# but as the default location of the library.
   4868 	_LT_TAGVAR(hardcode_minus_L, $1)=yes
   4869       fi
   4870       ;;
   4871 
   4872     hpux11*)
   4873       if test "$GCC" = yes && test "$with_gnu_ld" = no; then
   4874 	case $host_cpu in
   4875 	hppa*64*)
   4876 	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
   4877 	  ;;
   4878 	ia64*)
   4879 	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
   4880 	  ;;
   4881 	*)
   4882 	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
   4883 	  ;;
   4884 	esac
   4885       else
   4886 	case $host_cpu in
   4887 	hppa*64*)
   4888 	  _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
   4889 	  ;;
   4890 	ia64*)
   4891 	  _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
   4892 	  ;;
   4893 	*)
   4894 	m4_if($1, [], [
   4895 	  # Older versions of the 11.00 compiler do not understand -b yet
   4896 	  # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does)
   4897 	  _LT_LINKER_OPTION([if $CC understands -b],
   4898 	    _LT_TAGVAR(lt_cv_prog_compiler__b, $1), [-b],
   4899 	    [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'],
   4900 	    [_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'])],
   4901 	  [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'])
   4902 	  ;;
   4903 	esac
   4904       fi
   4905       if test "$with_gnu_ld" = no; then
   4906 	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
   4907 	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
   4908 
   4909 	case $host_cpu in
   4910 	hppa*64*|ia64*)
   4911 	  _LT_TAGVAR(hardcode_direct, $1)=no
   4912 	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   4913 	  ;;
   4914 	*)
   4915 	  _LT_TAGVAR(hardcode_direct, $1)=yes
   4916 	  _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
   4917 	  _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   4918 
   4919 	  # hardcode_minus_L: Not really in the search PATH,
   4920 	  # but as the default location of the library.
   4921 	  _LT_TAGVAR(hardcode_minus_L, $1)=yes
   4922 	  ;;
   4923 	esac
   4924       fi
   4925       ;;
   4926 
   4927     irix5* | irix6* | nonstopux*)
   4928       if test "$GCC" = yes; then
   4929 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
   4930 	# Try to use the -exported_symbol ld option, if it does not
   4931 	# work, assume that -exports_file does not work either and
   4932 	# implicitly export all symbols.
   4933         save_LDFLAGS="$LDFLAGS"
   4934         LDFLAGS="$LDFLAGS -shared ${wl}-exported_symbol ${wl}foo ${wl}-update_registry ${wl}/dev/null"
   4935         AC_LINK_IFELSE(int foo(void) {},
   4936           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations ${wl}-exports_file ${wl}$export_symbols -o $lib'
   4937         )
   4938         LDFLAGS="$save_LDFLAGS"
   4939       else
   4940 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
   4941 	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -exports_file $export_symbols -o $lib'
   4942       fi
   4943       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
   4944       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   4945       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   4946       _LT_TAGVAR(inherit_rpath, $1)=yes
   4947       _LT_TAGVAR(link_all_deplibs, $1)=yes
   4948       ;;
   4949 
   4950     netbsd*)
   4951       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
   4952 	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
   4953       else
   4954 	_LT_TAGVAR(archive_cmds, $1)='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
   4955       fi
   4956       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
   4957       _LT_TAGVAR(hardcode_direct, $1)=yes
   4958       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   4959       ;;
   4960 
   4961     newsos6)
   4962       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
   4963       _LT_TAGVAR(hardcode_direct, $1)=yes
   4964       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   4965       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   4966       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   4967       ;;
   4968 
   4969     *nto* | *qnx*)
   4970       ;;
   4971 
   4972     openbsd*)
   4973       if test -f /usr/libexec/ld.so; then
   4974 	_LT_TAGVAR(hardcode_direct, $1)=yes
   4975 	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   4976 	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
   4977 	if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
   4978 	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
   4979 	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-retain-symbols-file,$export_symbols'
   4980 	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
   4981 	  _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   4982 	else
   4983 	  case $host_os in
   4984 	   openbsd[[01]].* | openbsd2.[[0-7]] | openbsd2.[[0-7]].*)
   4985 	     _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
   4986 	     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
   4987 	     ;;
   4988 	   *)
   4989 	     _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
   4990 	     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
   4991 	     ;;
   4992 	  esac
   4993 	fi
   4994       else
   4995 	_LT_TAGVAR(ld_shlibs, $1)=no
   4996       fi
   4997       ;;
   4998 
   4999     os2*)
   5000       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   5001       _LT_TAGVAR(hardcode_minus_L, $1)=yes
   5002       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
   5003       _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY $libname INITINSTANCE" > $output_objdir/$libname.def~$ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~echo DATA >> $output_objdir/$libname.def~echo " SINGLE NONSHARED" >> $output_objdir/$libname.def~echo EXPORTS >> $output_objdir/$libname.def~emxexp $libobjs >> $output_objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $output_objdir/$libname.def'
   5004       _LT_TAGVAR(old_archive_from_new_cmds, $1)='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
   5005       ;;
   5006 
   5007     osf3*)
   5008       if test "$GCC" = yes; then
   5009 	_LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
   5010 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
   5011       else
   5012 	_LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
   5013 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
   5014       fi
   5015       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
   5016       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   5017       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   5018       ;;
   5019 
   5020     osf4* | osf5*)	# as osf3* with the addition of -msym flag
   5021       if test "$GCC" = yes; then
   5022 	_LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
   5023 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
   5024 	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   5025       else
   5026 	_LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
   5027 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
   5028 	_LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done; printf "%s\\n" "-hidden">> $lib.exp~
   5029 	$CC -shared${allow_undefined_flag} ${wl}-input ${wl}$lib.exp $compiler_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~$RM $lib.exp'
   5030 
   5031 	# Both c and cxx compiler support -rpath directly
   5032 	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
   5033       fi
   5034       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
   5035       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   5036       ;;
   5037 
   5038     solaris*)
   5039       _LT_TAGVAR(no_undefined_flag, $1)=' -z defs'
   5040       if test "$GCC" = yes; then
   5041 	wlarc='${wl}'
   5042 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-z ${wl}text ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
   5043 	_LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
   5044 	  $CC -shared ${wl}-z ${wl}text ${wl}-M ${wl}$lib.exp ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
   5045       else
   5046 	case `$CC -V 2>&1` in
   5047 	*"Compilers 5.0"*)
   5048 	  wlarc=''
   5049 	  _LT_TAGVAR(archive_cmds, $1)='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
   5050 	  _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
   5051 	  $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp'
   5052 	  ;;
   5053 	*)
   5054 	  wlarc='${wl}'
   5055 	  _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $compiler_flags'
   5056 	  _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
   5057 	  $CC -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
   5058 	  ;;
   5059 	esac
   5060       fi
   5061       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
   5062       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5063       case $host_os in
   5064       solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
   5065       *)
   5066 	# The compiler driver will combine and reorder linker options,
   5067 	# but understands `-z linker_flag'.  GCC discards it without `$wl',
   5068 	# but is careful enough not to reorder.
   5069 	# Supported since Solaris 2.6 (maybe 2.5.1?)
   5070 	if test "$GCC" = yes; then
   5071 	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
   5072 	else
   5073 	  _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
   5074 	fi
   5075 	;;
   5076       esac
   5077       _LT_TAGVAR(link_all_deplibs, $1)=yes
   5078       ;;
   5079 
   5080     sunos4*)
   5081       if test "x$host_vendor" = xsequent; then
   5082 	# Use $CC to link under sequent, because it throws in some extra .o
   5083 	# files that make .init and .fini sections work.
   5084 	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $compiler_flags'
   5085       else
   5086 	_LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
   5087       fi
   5088       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   5089       _LT_TAGVAR(hardcode_direct, $1)=yes
   5090       _LT_TAGVAR(hardcode_minus_L, $1)=yes
   5091       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5092       ;;
   5093 
   5094     sysv4)
   5095       case $host_vendor in
   5096 	sni)
   5097 	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
   5098 	  _LT_TAGVAR(hardcode_direct, $1)=yes # is this really true???
   5099 	;;
   5100 	siemens)
   5101 	  ## LD is ld it makes a PLAMLIB
   5102 	  ## CC just makes a GrossModule.
   5103 	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
   5104 	  _LT_TAGVAR(reload_cmds, $1)='$CC -r -o $output$reload_objs'
   5105 	  _LT_TAGVAR(hardcode_direct, $1)=no
   5106         ;;
   5107 	motorola)
   5108 	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
   5109 	  _LT_TAGVAR(hardcode_direct, $1)=no #Motorola manual says yes, but my tests say they lie
   5110 	;;
   5111       esac
   5112       runpath_var='LD_RUN_PATH'
   5113       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5114       ;;
   5115 
   5116     sysv4.3*)
   5117       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
   5118       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5119       _LT_TAGVAR(export_dynamic_flag_spec, $1)='-Bexport'
   5120       ;;
   5121 
   5122     sysv4*MP*)
   5123       if test -d /usr/nec; then
   5124 	_LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
   5125 	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5126 	runpath_var=LD_RUN_PATH
   5127 	hardcode_runpath_var=yes
   5128 	_LT_TAGVAR(ld_shlibs, $1)=yes
   5129       fi
   5130       ;;
   5131 
   5132     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
   5133       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
   5134       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   5135       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5136       runpath_var='LD_RUN_PATH'
   5137 
   5138       if test "$GCC" = yes; then
   5139 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   5140 	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   5141       else
   5142 	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   5143 	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   5144       fi
   5145       ;;
   5146 
   5147     sysv5* | sco3.2v5* | sco5v6*)
   5148       # Note: We can NOT use -z defs as we might desire, because we do not
   5149       # link with -lc, and that would cause any symbols used from libc to
   5150       # always be unresolved, which means just about no library would
   5151       # ever link correctly.  If we're not using GNU ld we use -z text
   5152       # though, which does catch some bad symbols but isn't as heavy-handed
   5153       # as -z defs.
   5154       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
   5155       _LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
   5156       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   5157       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5158       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
   5159       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
   5160       _LT_TAGVAR(link_all_deplibs, $1)=yes
   5161       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
   5162       runpath_var='LD_RUN_PATH'
   5163 
   5164       if test "$GCC" = yes; then
   5165 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   5166 	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   5167       else
   5168 	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   5169 	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   5170       fi
   5171       ;;
   5172 
   5173     uts4*)
   5174       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
   5175       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   5176       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5177       ;;
   5178 
   5179     *)
   5180       _LT_TAGVAR(ld_shlibs, $1)=no
   5181       ;;
   5182     esac
   5183 
   5184     if test x$host_vendor = xsni; then
   5185       case $host in
   5186       sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
   5187 	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Blargedynsym'
   5188 	;;
   5189       esac
   5190     fi
   5191   fi
   5192 ])
   5193 AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
   5194 test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
   5195 
   5196 _LT_TAGVAR(with_gnu_ld, $1)=$with_gnu_ld
   5197 
   5198 _LT_DECL([], [libext], [0], [Old archive suffix (normally "a")])dnl
   5199 _LT_DECL([], [shrext_cmds], [1], [Shared library suffix (normally ".so")])dnl
   5200 _LT_DECL([], [extract_expsyms_cmds], [2],
   5201     [The commands to extract the exported symbol list from a shared archive])
   5202 
   5203 #
   5204 # Do we need to explicitly link libc?
   5205 #
   5206 case "x$_LT_TAGVAR(archive_cmds_need_lc, $1)" in
   5207 x|xyes)
   5208   # Assume -lc should be added
   5209   _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
   5210 
   5211   if test "$enable_shared" = yes && test "$GCC" = yes; then
   5212     case $_LT_TAGVAR(archive_cmds, $1) in
   5213     *'~'*)
   5214       # FIXME: we may have to deal with multi-command sequences.
   5215       ;;
   5216     '$CC '*)
   5217       # Test whether the compiler implicitly links with -lc since on some
   5218       # systems, -lgcc has to come before -lc. If gcc already passes -lc
   5219       # to ld, don't add -lc before -lgcc.
   5220       AC_CACHE_CHECK([whether -lc should be explicitly linked in],
   5221 	[lt_cv_]_LT_TAGVAR(archive_cmds_need_lc, $1),
   5222 	[$RM conftest*
   5223 	echo "$lt_simple_compile_test_code" > conftest.$ac_ext
   5224 
   5225 	if AC_TRY_EVAL(ac_compile) 2>conftest.err; then
   5226 	  soname=conftest
   5227 	  lib=conftest
   5228 	  libobjs=conftest.$ac_objext
   5229 	  deplibs=
   5230 	  wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1)
   5231 	  pic_flag=$_LT_TAGVAR(lt_prog_compiler_pic, $1)
   5232 	  compiler_flags=-v
   5233 	  linker_flags=-v
   5234 	  verstring=
   5235 	  output_objdir=.
   5236 	  libname=conftest
   5237 	  lt_save_allow_undefined_flag=$_LT_TAGVAR(allow_undefined_flag, $1)
   5238 	  _LT_TAGVAR(allow_undefined_flag, $1)=
   5239 	  if AC_TRY_EVAL(_LT_TAGVAR(archive_cmds, $1) 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1)
   5240 	  then
   5241 	    lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=no
   5242 	  else
   5243 	    lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=yes
   5244 	  fi
   5245 	  _LT_TAGVAR(allow_undefined_flag, $1)=$lt_save_allow_undefined_flag
   5246 	else
   5247 	  cat conftest.err 1>&5
   5248 	fi
   5249 	$RM conftest*
   5250 	])
   5251       _LT_TAGVAR(archive_cmds_need_lc, $1)=$lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)
   5252       ;;
   5253     esac
   5254   fi
   5255   ;;
   5256 esac
   5257 
   5258 _LT_TAGDECL([build_libtool_need_lc], [archive_cmds_need_lc], [0],
   5259     [Whether or not to add -lc for building shared libraries])
   5260 _LT_TAGDECL([allow_libtool_libs_with_static_runtimes],
   5261     [enable_shared_with_static_runtimes], [0],
   5262     [Whether or not to disallow shared libs when runtime libs are static])
   5263 _LT_TAGDECL([], [export_dynamic_flag_spec], [1],
   5264     [Compiler flag to allow reflexive dlopens])
   5265 _LT_TAGDECL([], [whole_archive_flag_spec], [1],
   5266     [Compiler flag to generate shared objects directly from archives])
   5267 _LT_TAGDECL([], [compiler_needs_object], [1],
   5268     [Whether the compiler copes with passing no objects directly])
   5269 _LT_TAGDECL([], [old_archive_from_new_cmds], [2],
   5270     [Create an old-style archive from a shared archive])
   5271 _LT_TAGDECL([], [old_archive_from_expsyms_cmds], [2],
   5272     [Create a temporary old-style archive to link instead of a shared archive])
   5273 _LT_TAGDECL([], [archive_cmds], [2], [Commands used to build a shared archive])
   5274 _LT_TAGDECL([], [archive_expsym_cmds], [2])
   5275 _LT_TAGDECL([], [module_cmds], [2],
   5276     [Commands used to build a loadable module if different from building
   5277     a shared archive.])
   5278 _LT_TAGDECL([], [module_expsym_cmds], [2])
   5279 _LT_TAGDECL([], [with_gnu_ld], [1],
   5280     [Whether we are building with GNU ld or not])
   5281 _LT_TAGDECL([], [allow_undefined_flag], [1],
   5282     [Flag that allows shared libraries with undefined symbols to be built])
   5283 _LT_TAGDECL([], [no_undefined_flag], [1],
   5284     [Flag that enforces no undefined symbols])
   5285 _LT_TAGDECL([], [hardcode_libdir_flag_spec], [1],
   5286     [Flag to hardcode $libdir into a binary during linking.
   5287     This must work even if $libdir does not exist])
   5288 _LT_TAGDECL([], [hardcode_libdir_flag_spec_ld], [1],
   5289     [[If ld is used when linking, flag to hardcode $libdir into a binary
   5290     during linking.  This must work even if $libdir does not exist]])
   5291 _LT_TAGDECL([], [hardcode_libdir_separator], [1],
   5292     [Whether we need a single "-rpath" flag with a separated argument])
   5293 _LT_TAGDECL([], [hardcode_direct], [0],
   5294     [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
   5295     DIR into the resulting binary])
   5296 _LT_TAGDECL([], [hardcode_direct_absolute], [0],
   5297     [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
   5298     DIR into the resulting binary and the resulting library dependency is
   5299     "absolute", i.e impossible to change by setting ${shlibpath_var} if the
   5300     library is relocated])
   5301 _LT_TAGDECL([], [hardcode_minus_L], [0],
   5302     [Set to "yes" if using the -LDIR flag during linking hardcodes DIR
   5303     into the resulting binary])
   5304 _LT_TAGDECL([], [hardcode_shlibpath_var], [0],
   5305     [Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR
   5306     into the resulting binary])
   5307 _LT_TAGDECL([], [hardcode_automatic], [0],
   5308     [Set to "yes" if building a shared library automatically hardcodes DIR
   5309     into the library and all subsequent libraries and executables linked
   5310     against it])
   5311 _LT_TAGDECL([], [inherit_rpath], [0],
   5312     [Set to yes if linker adds runtime paths of dependent libraries
   5313     to runtime path list])
   5314 _LT_TAGDECL([], [link_all_deplibs], [0],
   5315     [Whether libtool must link a program against all its dependency libraries])
   5316 _LT_TAGDECL([], [fix_srcfile_path], [1],
   5317     [Fix the shell variable $srcfile for the compiler])
   5318 _LT_TAGDECL([], [always_export_symbols], [0],
   5319     [Set to "yes" if exported symbols are required])
   5320 _LT_TAGDECL([], [export_symbols_cmds], [2],
   5321     [The commands to list exported symbols])
   5322 _LT_TAGDECL([], [exclude_expsyms], [1],
   5323     [Symbols that should not be listed in the preloaded symbols])
   5324 _LT_TAGDECL([], [include_expsyms], [1],
   5325     [Symbols that must always be exported])
   5326 _LT_TAGDECL([], [prelink_cmds], [2],
   5327     [Commands necessary for linking programs (against libraries) with templates])
   5328 _LT_TAGDECL([], [file_list_spec], [1],
   5329     [Specify filename containing input files])
   5330 dnl FIXME: Not yet implemented
   5331 dnl _LT_TAGDECL([], [thread_safe_flag_spec], [1],
   5332 dnl    [Compiler flag to generate thread safe objects])
   5333 ])# _LT_LINKER_SHLIBS
   5334 
   5335 
   5336 # _LT_LANG_C_CONFIG([TAG])
   5337 # ------------------------
   5338 # Ensure that the configuration variables for a C compiler are suitably
   5339 # defined.  These variables are subsequently used by _LT_CONFIG to write
   5340 # the compiler configuration to `libtool'.
   5341 m4_defun([_LT_LANG_C_CONFIG],
   5342 [m4_require([_LT_DECL_EGREP])dnl
   5343 lt_save_CC="$CC"
   5344 AC_LANG_PUSH(C)
   5345 
   5346 # Source file extension for C test sources.
   5347 ac_ext=c
   5348 
   5349 # Object file extension for compiled C test sources.
   5350 objext=o
   5351 _LT_TAGVAR(objext, $1)=$objext
   5352 
   5353 # Code to be used in simple compile tests
   5354 lt_simple_compile_test_code="int some_variable = 0;"
   5355 
   5356 # Code to be used in simple link tests
   5357 lt_simple_link_test_code='int main(){return(0);}'
   5358 
   5359 _LT_TAG_COMPILER
   5360 # Save the default compiler, since it gets overwritten when the other
   5361 # tags are being tested, and _LT_TAGVAR(compiler, []) is a NOP.
   5362 compiler_DEFAULT=$CC
   5363 
   5364 # save warnings/boilerplate of simple test code
   5365 _LT_COMPILER_BOILERPLATE
   5366 _LT_LINKER_BOILERPLATE
   5367 
   5368 ## CAVEAT EMPTOR:
   5369 ## There is no encapsulation within the following macros, do not change
   5370 ## the running order or otherwise move them around unless you know exactly
   5371 ## what you are doing...
   5372 if test -n "$compiler"; then
   5373   _LT_COMPILER_NO_RTTI($1)
   5374   _LT_COMPILER_PIC($1)
   5375   _LT_COMPILER_C_O($1)
   5376   _LT_COMPILER_FILE_LOCKS($1)
   5377   _LT_LINKER_SHLIBS($1)
   5378   _LT_SYS_DYNAMIC_LINKER($1)
   5379   _LT_LINKER_HARDCODE_LIBPATH($1)
   5380   LT_SYS_DLOPEN_SELF
   5381   _LT_CMD_STRIPLIB
   5382 
   5383   # Report which library types will actually be built
   5384   AC_MSG_CHECKING([if libtool supports shared libraries])
   5385   AC_MSG_RESULT([$can_build_shared])
   5386 
   5387   AC_MSG_CHECKING([whether to build shared libraries])
   5388   test "$can_build_shared" = "no" && enable_shared=no
   5389 
   5390   # On AIX, shared libraries and static libraries use the same namespace, and
   5391   # are all built from PIC.
   5392   case $host_os in
   5393   aix3*)
   5394     test "$enable_shared" = yes && enable_static=no
   5395     if test -n "$RANLIB"; then
   5396       archive_cmds="$archive_cmds~\$RANLIB \$lib"
   5397       postinstall_cmds='$RANLIB $lib'
   5398     fi
   5399     ;;
   5400 
   5401   aix[[4-9]]*)
   5402     if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
   5403       test "$enable_shared" = yes && enable_static=no
   5404     fi
   5405     ;;
   5406   esac
   5407   AC_MSG_RESULT([$enable_shared])
   5408 
   5409   AC_MSG_CHECKING([whether to build static libraries])
   5410   # Make sure either enable_shared or enable_static is yes.
   5411   test "$enable_shared" = yes || enable_static=yes
   5412   AC_MSG_RESULT([$enable_static])
   5413 
   5414   _LT_CONFIG($1)
   5415 fi
   5416 AC_LANG_POP
   5417 CC="$lt_save_CC"
   5418 ])# _LT_LANG_C_CONFIG
   5419 
   5420 
   5421 # _LT_LANG_CXX_CONFIG([TAG])
   5422 # --------------------------
   5423 # Ensure that the configuration variables for a C++ compiler are suitably
   5424 # defined.  These variables are subsequently used by _LT_CONFIG to write
   5425 # the compiler configuration to `libtool'.
   5426 m4_defun([_LT_LANG_CXX_CONFIG],
   5427 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
   5428 m4_require([_LT_DECL_EGREP])dnl
   5429 if test -n "$CXX" && ( test "X$CXX" != "Xno" &&
   5430     ( (test "X$CXX" = "Xg++" && `g++ -v >/dev/null 2>&1` ) ||
   5431     (test "X$CXX" != "Xg++"))) ; then
   5432   AC_PROG_CXXCPP
   5433 else
   5434   _lt_caught_CXX_error=yes
   5435 fi
   5436 
   5437 AC_LANG_PUSH(C++)
   5438 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   5439 _LT_TAGVAR(allow_undefined_flag, $1)=
   5440 _LT_TAGVAR(always_export_symbols, $1)=no
   5441 _LT_TAGVAR(archive_expsym_cmds, $1)=
   5442 _LT_TAGVAR(compiler_needs_object, $1)=no
   5443 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
   5444 _LT_TAGVAR(hardcode_direct, $1)=no
   5445 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
   5446 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
   5447 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
   5448 _LT_TAGVAR(hardcode_libdir_separator, $1)=
   5449 _LT_TAGVAR(hardcode_minus_L, $1)=no
   5450 _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
   5451 _LT_TAGVAR(hardcode_automatic, $1)=no
   5452 _LT_TAGVAR(inherit_rpath, $1)=no
   5453 _LT_TAGVAR(module_cmds, $1)=
   5454 _LT_TAGVAR(module_expsym_cmds, $1)=
   5455 _LT_TAGVAR(link_all_deplibs, $1)=unknown
   5456 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
   5457 _LT_TAGVAR(reload_flag, $1)=$reload_flag
   5458 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
   5459 _LT_TAGVAR(no_undefined_flag, $1)=
   5460 _LT_TAGVAR(whole_archive_flag_spec, $1)=
   5461 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
   5462 
   5463 # Source file extension for C++ test sources.
   5464 ac_ext=cpp
   5465 
   5466 # Object file extension for compiled C++ test sources.
   5467 objext=o
   5468 _LT_TAGVAR(objext, $1)=$objext
   5469 
   5470 # No sense in running all these tests if we already determined that
   5471 # the CXX compiler isn't working.  Some variables (like enable_shared)
   5472 # are currently assumed to apply to all compilers on this platform,
   5473 # and will be corrupted by setting them based on a non-working compiler.
   5474 if test "$_lt_caught_CXX_error" != yes; then
   5475   # Code to be used in simple compile tests
   5476   lt_simple_compile_test_code="int some_variable = 0;"
   5477 
   5478   # Code to be used in simple link tests
   5479   lt_simple_link_test_code='int main(int, char *[[]]) { return(0); }'
   5480 
   5481   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
   5482   _LT_TAG_COMPILER
   5483 
   5484   # save warnings/boilerplate of simple test code
   5485   _LT_COMPILER_BOILERPLATE
   5486   _LT_LINKER_BOILERPLATE
   5487 
   5488   # Allow CC to be a program name with arguments.
   5489   lt_save_CC=$CC
   5490   lt_save_LD=$LD
   5491   lt_save_GCC=$GCC
   5492   GCC=$GXX
   5493   lt_save_with_gnu_ld=$with_gnu_ld
   5494   lt_save_path_LD=$lt_cv_path_LD
   5495   if test -n "${lt_cv_prog_gnu_ldcxx+set}"; then
   5496     lt_cv_prog_gnu_ld=$lt_cv_prog_gnu_ldcxx
   5497   else
   5498     $as_unset lt_cv_prog_gnu_ld
   5499   fi
   5500   if test -n "${lt_cv_path_LDCXX+set}"; then
   5501     lt_cv_path_LD=$lt_cv_path_LDCXX
   5502   else
   5503     $as_unset lt_cv_path_LD
   5504   fi
   5505   test -z "${LDCXX+set}" || LD=$LDCXX
   5506   CC=${CXX-"c++"}
   5507   compiler=$CC
   5508   _LT_TAGVAR(compiler, $1)=$CC
   5509   _LT_CC_BASENAME([$compiler])
   5510 
   5511   if test -n "$compiler"; then
   5512     # We don't want -fno-exception when compiling C++ code, so set the
   5513     # no_builtin_flag separately
   5514     if test "$GXX" = yes; then
   5515       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
   5516     else
   5517       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
   5518     fi
   5519 
   5520     if test "$GXX" = yes; then
   5521       # Set up default GNU C++ configuration
   5522 
   5523       LT_PATH_LD
   5524 
   5525       # Check if GNU C++ uses GNU ld as the underlying linker, since the
   5526       # archiving commands below assume that GNU ld is being used.
   5527       if test "$with_gnu_ld" = yes; then
   5528         _LT_TAGVAR(archive_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
   5529         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
   5530 
   5531         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   5532         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
   5533 
   5534         # If archive_cmds runs LD, not CC, wlarc should be empty
   5535         # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
   5536         #     investigate it a little bit more. (MM)
   5537         wlarc='${wl}'
   5538 
   5539         # ancient GNU ld didn't support --whole-archive et. al.
   5540         if eval "`$CC -print-prog-name=ld` --help 2>&1" |
   5541 	  $GREP 'no-whole-archive' > /dev/null; then
   5542           _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
   5543         else
   5544           _LT_TAGVAR(whole_archive_flag_spec, $1)=
   5545         fi
   5546       else
   5547         with_gnu_ld=no
   5548         wlarc=
   5549 
   5550         # A generic and very simple default shared library creation
   5551         # command for GNU C++ for the case where it uses the native
   5552         # linker, instead of GNU ld.  If possible, this setting should
   5553         # overridden to take advantage of the native linker features on
   5554         # the platform it is being used on.
   5555         _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
   5556       fi
   5557 
   5558       # Commands to make compiler produce verbose output that lists
   5559       # what "hidden" libraries, object files and flags are used when
   5560       # linking a shared library.
   5561       output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
   5562 
   5563     else
   5564       GXX=no
   5565       with_gnu_ld=no
   5566       wlarc=
   5567     fi
   5568 
   5569     # PORTME: fill in a description of your system's C++ link characteristics
   5570     AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
   5571     _LT_TAGVAR(ld_shlibs, $1)=yes
   5572     case $host_os in
   5573       aix3*)
   5574         # FIXME: insert proper C++ library support
   5575         _LT_TAGVAR(ld_shlibs, $1)=no
   5576         ;;
   5577       aix[[4-9]]*)
   5578         if test "$host_cpu" = ia64; then
   5579           # On IA64, the linker does run time linking by default, so we don't
   5580           # have to do anything special.
   5581           aix_use_runtimelinking=no
   5582           exp_sym_flag='-Bexport'
   5583           no_entry_flag=""
   5584         else
   5585           aix_use_runtimelinking=no
   5586 
   5587           # Test if we are trying to use run time linking or normal
   5588           # AIX style linking. If -brtl is somewhere in LDFLAGS, we
   5589           # need to do runtime linking.
   5590           case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
   5591 	    for ld_flag in $LDFLAGS; do
   5592 	      case $ld_flag in
   5593 	      *-brtl*)
   5594 	        aix_use_runtimelinking=yes
   5595 	        break
   5596 	        ;;
   5597 	      esac
   5598 	    done
   5599 	    ;;
   5600           esac
   5601 
   5602           exp_sym_flag='-bexport'
   5603           no_entry_flag='-bnoentry'
   5604         fi
   5605 
   5606         # When large executables or shared objects are built, AIX ld can
   5607         # have problems creating the table of contents.  If linking a library
   5608         # or program results in "error TOC overflow" add -mminimal-toc to
   5609         # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
   5610         # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
   5611 
   5612         _LT_TAGVAR(archive_cmds, $1)=''
   5613         _LT_TAGVAR(hardcode_direct, $1)=yes
   5614         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
   5615         _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
   5616         _LT_TAGVAR(link_all_deplibs, $1)=yes
   5617         _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
   5618 
   5619         if test "$GXX" = yes; then
   5620           case $host_os in aix4.[[012]]|aix4.[[012]].*)
   5621           # We only want to do this on AIX 4.2 and lower, the check
   5622           # below for broken collect2 doesn't work under 4.3+
   5623 	  collect2name=`${CC} -print-prog-name=collect2`
   5624 	  if test -f "$collect2name" &&
   5625 	     strings "$collect2name" | $GREP resolve_lib_name >/dev/null
   5626 	  then
   5627 	    # We have reworked collect2
   5628 	    :
   5629 	  else
   5630 	    # We have old collect2
   5631 	    _LT_TAGVAR(hardcode_direct, $1)=unsupported
   5632 	    # It fails to find uninstalled libraries when the uninstalled
   5633 	    # path is not listed in the libpath.  Setting hardcode_minus_L
   5634 	    # to unsupported forces relinking
   5635 	    _LT_TAGVAR(hardcode_minus_L, $1)=yes
   5636 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   5637 	    _LT_TAGVAR(hardcode_libdir_separator, $1)=
   5638 	  fi
   5639           esac
   5640           shared_flag='-shared'
   5641 	  if test "$aix_use_runtimelinking" = yes; then
   5642 	    shared_flag="$shared_flag "'${wl}-G'
   5643 	  fi
   5644         else
   5645           # not using gcc
   5646           if test "$host_cpu" = ia64; then
   5647 	  # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
   5648 	  # chokes on -Wl,-G. The following line is correct:
   5649 	  shared_flag='-G'
   5650           else
   5651 	    if test "$aix_use_runtimelinking" = yes; then
   5652 	      shared_flag='${wl}-G'
   5653 	    else
   5654 	      shared_flag='${wl}-bM:SRE'
   5655 	    fi
   5656           fi
   5657         fi
   5658 
   5659         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
   5660         # It seems that -bexpall does not export symbols beginning with
   5661         # underscore (_), so it is better to generate a list of symbols to
   5662 	# export.
   5663         _LT_TAGVAR(always_export_symbols, $1)=yes
   5664         if test "$aix_use_runtimelinking" = yes; then
   5665           # Warning - without using the other runtime loading flags (-brtl),
   5666           # -berok will link without error, but may produce a broken library.
   5667           _LT_TAGVAR(allow_undefined_flag, $1)='-berok'
   5668           # Determine the default libpath from the value encoded in an empty
   5669           # executable.
   5670           _LT_SYS_MODULE_PATH_AIX
   5671           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
   5672 
   5673           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
   5674         else
   5675           if test "$host_cpu" = ia64; then
   5676 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
   5677 	    _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
   5678 	    _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
   5679           else
   5680 	    # Determine the default libpath from the value encoded in an
   5681 	    # empty executable.
   5682 	    _LT_SYS_MODULE_PATH_AIX
   5683 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
   5684 	    # Warning - without using the other run time loading flags,
   5685 	    # -berok will link without error, but may produce a broken library.
   5686 	    _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
   5687 	    _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
   5688 	    if test "$with_gnu_ld" = yes; then
   5689 	      # We only use this code for GNU lds that support --whole-archive.
   5690 	      _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
   5691 	    else
   5692 	      # Exported symbols can be pulled into shared objects from archives
   5693 	      _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
   5694 	    fi
   5695 	    _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
   5696 	    # This is similar to how AIX traditionally builds its shared
   5697 	    # libraries.
   5698 	    _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
   5699           fi
   5700         fi
   5701         ;;
   5702 
   5703       beos*)
   5704 	if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
   5705 	  _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
   5706 	  # Joseph Beckenbach <jrb3 (a] best.com> says some releases of gcc
   5707 	  # support --undefined.  This deserves some investigation.  FIXME
   5708 	  _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   5709 	else
   5710 	  _LT_TAGVAR(ld_shlibs, $1)=no
   5711 	fi
   5712 	;;
   5713 
   5714       chorus*)
   5715         case $cc_basename in
   5716           *)
   5717 	  # FIXME: insert proper C++ library support
   5718 	  _LT_TAGVAR(ld_shlibs, $1)=no
   5719 	  ;;
   5720         esac
   5721         ;;
   5722 
   5723       cygwin* | mingw* | pw32* | cegcc*)
   5724         # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
   5725         # as there is no search path for DLLs.
   5726         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   5727         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
   5728         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
   5729         _LT_TAGVAR(always_export_symbols, $1)=no
   5730         _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
   5731 
   5732         if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
   5733           _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
   5734           # If the export-symbols file already is a .def file (1st line
   5735           # is EXPORTS), use it as is; otherwise, prepend...
   5736           _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
   5737 	    cp $export_symbols $output_objdir/$soname.def;
   5738           else
   5739 	    echo EXPORTS > $output_objdir/$soname.def;
   5740 	    cat $export_symbols >> $output_objdir/$soname.def;
   5741           fi~
   5742           $CC -shared -nostdlib $output_objdir/$soname.def $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
   5743         else
   5744           _LT_TAGVAR(ld_shlibs, $1)=no
   5745         fi
   5746         ;;
   5747       darwin* | rhapsody*)
   5748         _LT_DARWIN_LINKER_FEATURES($1)
   5749 	;;
   5750 
   5751       dgux*)
   5752         case $cc_basename in
   5753           ec++*)
   5754 	    # FIXME: insert proper C++ library support
   5755 	    _LT_TAGVAR(ld_shlibs, $1)=no
   5756 	    ;;
   5757           ghcx*)
   5758 	    # Green Hills C++ Compiler
   5759 	    # FIXME: insert proper C++ library support
   5760 	    _LT_TAGVAR(ld_shlibs, $1)=no
   5761 	    ;;
   5762           *)
   5763 	    # FIXME: insert proper C++ library support
   5764 	    _LT_TAGVAR(ld_shlibs, $1)=no
   5765 	    ;;
   5766         esac
   5767         ;;
   5768 
   5769       freebsd2.*)
   5770         # C++ shared libraries reported to be fairly broken before
   5771 	# switch to ELF
   5772         _LT_TAGVAR(ld_shlibs, $1)=no
   5773         ;;
   5774 
   5775       freebsd-elf*)
   5776         _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   5777         ;;
   5778 
   5779       freebsd* | dragonfly*)
   5780         # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
   5781         # conventions
   5782         _LT_TAGVAR(ld_shlibs, $1)=yes
   5783         ;;
   5784 
   5785       gnu*)
   5786         ;;
   5787 
   5788       haiku*)
   5789         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   5790         _LT_TAGVAR(link_all_deplibs, $1)=yes
   5791         ;;
   5792 
   5793       hpux9*)
   5794         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
   5795         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   5796         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   5797         _LT_TAGVAR(hardcode_direct, $1)=yes
   5798         _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
   5799 				             # but as the default
   5800 				             # location of the library.
   5801 
   5802         case $cc_basename in
   5803           CC*)
   5804             # FIXME: insert proper C++ library support
   5805             _LT_TAGVAR(ld_shlibs, $1)=no
   5806             ;;
   5807           aCC*)
   5808             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -b ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
   5809             # Commands to make compiler produce verbose output that lists
   5810             # what "hidden" libraries, object files and flags are used when
   5811             # linking a shared library.
   5812             #
   5813             # There doesn't appear to be a way to prevent this compiler from
   5814             # explicitly linking system object files so we need to strip them
   5815             # from the output so that they don't get included in the library
   5816             # dependencies.
   5817             output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $EGREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
   5818             ;;
   5819           *)
   5820             if test "$GXX" = yes; then
   5821               _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -nostdlib -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
   5822             else
   5823               # FIXME: insert proper C++ library support
   5824               _LT_TAGVAR(ld_shlibs, $1)=no
   5825             fi
   5826             ;;
   5827         esac
   5828         ;;
   5829 
   5830       hpux10*|hpux11*)
   5831         if test $with_gnu_ld = no; then
   5832 	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
   5833 	  _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   5834 
   5835           case $host_cpu in
   5836             hppa*64*|ia64*)
   5837               ;;
   5838             *)
   5839 	      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   5840               ;;
   5841           esac
   5842         fi
   5843         case $host_cpu in
   5844           hppa*64*|ia64*)
   5845             _LT_TAGVAR(hardcode_direct, $1)=no
   5846             _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5847             ;;
   5848           *)
   5849             _LT_TAGVAR(hardcode_direct, $1)=yes
   5850             _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
   5851             _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
   5852 					         # but as the default
   5853 					         # location of the library.
   5854             ;;
   5855         esac
   5856 
   5857         case $cc_basename in
   5858           CC*)
   5859 	    # FIXME: insert proper C++ library support
   5860 	    _LT_TAGVAR(ld_shlibs, $1)=no
   5861 	    ;;
   5862           aCC*)
   5863 	    case $host_cpu in
   5864 	      hppa*64*)
   5865 	        _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
   5866 	        ;;
   5867 	      ia64*)
   5868 	        _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
   5869 	        ;;
   5870 	      *)
   5871 	        _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
   5872 	        ;;
   5873 	    esac
   5874 	    # Commands to make compiler produce verbose output that lists
   5875 	    # what "hidden" libraries, object files and flags are used when
   5876 	    # linking a shared library.
   5877 	    #
   5878 	    # There doesn't appear to be a way to prevent this compiler from
   5879 	    # explicitly linking system object files so we need to strip them
   5880 	    # from the output so that they don't get included in the library
   5881 	    # dependencies.
   5882 	    output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $GREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
   5883 	    ;;
   5884           *)
   5885 	    if test "$GXX" = yes; then
   5886 	      if test $with_gnu_ld = no; then
   5887 	        case $host_cpu in
   5888 	          hppa*64*)
   5889 	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
   5890 	            ;;
   5891 	          ia64*)
   5892 	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
   5893 	            ;;
   5894 	          *)
   5895 	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
   5896 	            ;;
   5897 	        esac
   5898 	      fi
   5899 	    else
   5900 	      # FIXME: insert proper C++ library support
   5901 	      _LT_TAGVAR(ld_shlibs, $1)=no
   5902 	    fi
   5903 	    ;;
   5904         esac
   5905         ;;
   5906 
   5907       interix[[3-9]]*)
   5908 	_LT_TAGVAR(hardcode_direct, $1)=no
   5909 	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5910 	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
   5911 	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   5912 	# Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
   5913 	# Instead, shared libraries are loaded at an image base (0x10000000 by
   5914 	# default) and relocated if they conflict, which is a slow very memory
   5915 	# consuming and fragmenting process.  To avoid this, we pick a random,
   5916 	# 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
   5917 	# time.  Moving up from 0x10000000 also allows more sbrk(2) space.
   5918 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
   5919 	_LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
   5920 	;;
   5921       irix5* | irix6*)
   5922         case $cc_basename in
   5923           CC*)
   5924 	    # SGI C++
   5925 	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared -all -multigot $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
   5926 
   5927 	    # Archives containing C++ object files must be created using
   5928 	    # "CC -ar", where "CC" is the IRIX C++ compiler.  This is
   5929 	    # necessary to make sure instantiated templates are included
   5930 	    # in the archive.
   5931 	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -ar -WR,-u -o $oldlib $oldobjs'
   5932 	    ;;
   5933           *)
   5934 	    if test "$GXX" = yes; then
   5935 	      if test "$with_gnu_ld" = no; then
   5936 	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
   5937 	      else
   5938 	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` -o $lib'
   5939 	      fi
   5940 	    fi
   5941 	    _LT_TAGVAR(link_all_deplibs, $1)=yes
   5942 	    ;;
   5943         esac
   5944         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   5945         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   5946         _LT_TAGVAR(inherit_rpath, $1)=yes
   5947         ;;
   5948 
   5949       linux* | k*bsd*-gnu | kopensolaris*-gnu)
   5950         case $cc_basename in
   5951           KCC*)
   5952 	    # Kuck and Associates, Inc. (KAI) C++ Compiler
   5953 
   5954 	    # KCC will only create a shared library if the output file
   5955 	    # ends with ".so" (or ".sl" for HP-UX), so rename the library
   5956 	    # to its proper name (with version) after linking.
   5957 	    _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
   5958 	    _LT_TAGVAR(archive_expsym_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib ${wl}-retain-symbols-file,$export_symbols; mv \$templib $lib'
   5959 	    # Commands to make compiler produce verbose output that lists
   5960 	    # what "hidden" libraries, object files and flags are used when
   5961 	    # linking a shared library.
   5962 	    #
   5963 	    # There doesn't appear to be a way to prevent this compiler from
   5964 	    # explicitly linking system object files so we need to strip them
   5965 	    # from the output so that they don't get included in the library
   5966 	    # dependencies.
   5967 	    output_verbose_link_cmd='templist=`$CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1 | $GREP "ld"`; rm -f libconftest$shared_ext; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
   5968 
   5969 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
   5970 	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
   5971 
   5972 	    # Archives containing C++ object files must be created using
   5973 	    # "CC -Bstatic", where "CC" is the KAI C++ compiler.
   5974 	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
   5975 	    ;;
   5976 	  icpc* | ecpc* )
   5977 	    # Intel C++
   5978 	    with_gnu_ld=yes
   5979 	    # version 8.0 and above of icpc choke on multiply defined symbols
   5980 	    # if we add $predep_objects and $postdep_objects, however 7.1 and
   5981 	    # earlier do not add the objects themselves.
   5982 	    case `$CC -V 2>&1` in
   5983 	      *"Version 7."*)
   5984 	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
   5985 		_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
   5986 		;;
   5987 	      *)  # Version 8.0 or newer
   5988 	        tmp_idyn=
   5989 	        case $host_cpu in
   5990 		  ia64*) tmp_idyn=' -i_dynamic';;
   5991 		esac
   5992 	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   5993 		_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
   5994 		;;
   5995 	    esac
   5996 	    _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   5997 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
   5998 	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
   5999 	    _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
   6000 	    ;;
   6001           pgCC* | pgcpp*)
   6002             # Portland Group C++ compiler
   6003 	    case `$CC -V` in
   6004 	    *pgCC\ [[1-5]].* | *pgcpp\ [[1-5]].*)
   6005 	      _LT_TAGVAR(prelink_cmds, $1)='tpldir=Template.dir~
   6006 		rm -rf $tpldir~
   6007 		$CC --prelink_objects --instantiation_dir $tpldir $objs $libobjs $compile_deplibs~
   6008 		compile_command="$compile_command `find $tpldir -name \*.o | $NL2SP`"'
   6009 	      _LT_TAGVAR(old_archive_cmds, $1)='tpldir=Template.dir~
   6010 		rm -rf $tpldir~
   6011 		$CC --prelink_objects --instantiation_dir $tpldir $oldobjs$old_deplibs~
   6012 		$AR $AR_FLAGS $oldlib$oldobjs$old_deplibs `find $tpldir -name \*.o | $NL2SP`~
   6013 		$RANLIB $oldlib'
   6014 	      _LT_TAGVAR(archive_cmds, $1)='tpldir=Template.dir~
   6015 		rm -rf $tpldir~
   6016 		$CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
   6017 		$CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
   6018 	      _LT_TAGVAR(archive_expsym_cmds, $1)='tpldir=Template.dir~
   6019 		rm -rf $tpldir~
   6020 		$CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
   6021 		$CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
   6022 	      ;;
   6023 	    *) # Version 6 and above use weak symbols
   6024 	      _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
   6025 	      _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
   6026 	      ;;
   6027 	    esac
   6028 
   6029 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}--rpath ${wl}$libdir'
   6030 	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
   6031 	    _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
   6032             ;;
   6033 	  cxx*)
   6034 	    # Compaq C++
   6035 	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
   6036 	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname  -o $lib ${wl}-retain-symbols-file $wl$export_symbols'
   6037 
   6038 	    runpath_var=LD_RUN_PATH
   6039 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
   6040 	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   6041 
   6042 	    # Commands to make compiler produce verbose output that lists
   6043 	    # what "hidden" libraries, object files and flags are used when
   6044 	    # linking a shared library.
   6045 	    #
   6046 	    # There doesn't appear to be a way to prevent this compiler from
   6047 	    # explicitly linking system object files so we need to strip them
   6048 	    # from the output so that they don't get included in the library
   6049 	    # dependencies.
   6050 	    output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld .*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "X$list" | $Xsed'
   6051 	    ;;
   6052 	  xl* | mpixl* | bgxl*)
   6053 	    # IBM XL 8.0 on PPC, with GNU ld
   6054 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   6055 	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
   6056 	    _LT_TAGVAR(archive_cmds, $1)='$CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   6057 	    if test "x$supports_anon_versioning" = xyes; then
   6058 	      _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
   6059 		cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
   6060 		echo "local: *; };" >> $output_objdir/$libname.ver~
   6061 		$CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
   6062 	    fi
   6063 	    ;;
   6064 	  *)
   6065 	    case `$CC -V 2>&1 | sed 5q` in
   6066 	    *Sun\ C*)
   6067 	      # Sun C++ 5.9
   6068 	      _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
   6069 	      _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
   6070 	      _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file ${wl}$export_symbols'
   6071 	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
   6072 	      _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
   6073 	      _LT_TAGVAR(compiler_needs_object, $1)=yes
   6074 
   6075 	      # Not sure whether something based on
   6076 	      # $CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1
   6077 	      # would be better.
   6078 	      output_verbose_link_cmd='func_echo_all'
   6079 
   6080 	      # Archives containing C++ object files must be created using
   6081 	      # "CC -xar", where "CC" is the Sun C++ compiler.  This is
   6082 	      # necessary to make sure instantiated templates are included
   6083 	      # in the archive.
   6084 	      _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
   6085 	      ;;
   6086 	    esac
   6087 	    ;;
   6088 	esac
   6089 	;;
   6090 
   6091       lynxos*)
   6092         # FIXME: insert proper C++ library support
   6093 	_LT_TAGVAR(ld_shlibs, $1)=no
   6094 	;;
   6095 
   6096       m88k*)
   6097         # FIXME: insert proper C++ library support
   6098         _LT_TAGVAR(ld_shlibs, $1)=no
   6099 	;;
   6100 
   6101       mvs*)
   6102         case $cc_basename in
   6103           cxx*)
   6104 	    # FIXME: insert proper C++ library support
   6105 	    _LT_TAGVAR(ld_shlibs, $1)=no
   6106 	    ;;
   6107 	  *)
   6108 	    # FIXME: insert proper C++ library support
   6109 	    _LT_TAGVAR(ld_shlibs, $1)=no
   6110 	    ;;
   6111 	esac
   6112 	;;
   6113 
   6114       netbsd*)
   6115         if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
   6116 	  _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable  -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags'
   6117 	  wlarc=
   6118 	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
   6119 	  _LT_TAGVAR(hardcode_direct, $1)=yes
   6120 	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   6121 	fi
   6122 	# Workaround some broken pre-1.5 toolchains
   6123 	output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP conftest.$objext | $SED -e "s:-lgcc -lc -lgcc::"'
   6124 	;;
   6125 
   6126       *nto* | *qnx*)
   6127         _LT_TAGVAR(ld_shlibs, $1)=yes
   6128 	;;
   6129 
   6130       openbsd2*)
   6131         # C++ shared libraries are fairly broken
   6132 	_LT_TAGVAR(ld_shlibs, $1)=no
   6133 	;;
   6134 
   6135       openbsd*)
   6136 	if test -f /usr/libexec/ld.so; then
   6137 	  _LT_TAGVAR(hardcode_direct, $1)=yes
   6138 	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   6139 	  _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
   6140 	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
   6141 	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
   6142 	  if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
   6143 	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file,$export_symbols -o $lib'
   6144 	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   6145 	    _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
   6146 	  fi
   6147 	  output_verbose_link_cmd=func_echo_all
   6148 	else
   6149 	  _LT_TAGVAR(ld_shlibs, $1)=no
   6150 	fi
   6151 	;;
   6152 
   6153       osf3* | osf4* | osf5*)
   6154         case $cc_basename in
   6155           KCC*)
   6156 	    # Kuck and Associates, Inc. (KAI) C++ Compiler
   6157 
   6158 	    # KCC will only create a shared library if the output file
   6159 	    # ends with ".so" (or ".sl" for HP-UX), so rename the library
   6160 	    # to its proper name (with version) after linking.
   6161 	    _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo "$lib" | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
   6162 
   6163 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
   6164 	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   6165 
   6166 	    # Archives containing C++ object files must be created using
   6167 	    # the KAI C++ compiler.
   6168 	    case $host in
   6169 	      osf3*) _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs' ;;
   6170 	      *) _LT_TAGVAR(old_archive_cmds, $1)='$CC -o $oldlib $oldobjs' ;;
   6171 	    esac
   6172 	    ;;
   6173           RCC*)
   6174 	    # Rational C++ 2.4.1
   6175 	    # FIXME: insert proper C++ library support
   6176 	    _LT_TAGVAR(ld_shlibs, $1)=no
   6177 	    ;;
   6178           cxx*)
   6179 	    case $host in
   6180 	      osf3*)
   6181 	        _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
   6182 	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $soname `test -n "$verstring" && func_echo_all "${wl}-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
   6183 	        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   6184 		;;
   6185 	      *)
   6186 	        _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
   6187 	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
   6188 	        _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~
   6189 	          echo "-hidden">> $lib.exp~
   6190 	          $CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname ${wl}-input ${wl}$lib.exp  `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~
   6191 	          $RM $lib.exp'
   6192 	        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
   6193 		;;
   6194 	    esac
   6195 
   6196 	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   6197 
   6198 	    # Commands to make compiler produce verbose output that lists
   6199 	    # what "hidden" libraries, object files and flags are used when
   6200 	    # linking a shared library.
   6201 	    #
   6202 	    # There doesn't appear to be a way to prevent this compiler from
   6203 	    # explicitly linking system object files so we need to strip them
   6204 	    # from the output so that they don't get included in the library
   6205 	    # dependencies.
   6206 	    output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld" | $GREP -v "ld:"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld.*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
   6207 	    ;;
   6208 	  *)
   6209 	    if test "$GXX" = yes && test "$with_gnu_ld" = no; then
   6210 	      _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
   6211 	      case $host in
   6212 	        osf3*)
   6213 	          _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
   6214 		  ;;
   6215 	        *)
   6216 	          _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
   6217 		  ;;
   6218 	      esac
   6219 
   6220 	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   6221 	      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   6222 
   6223 	      # Commands to make compiler produce verbose output that lists
   6224 	      # what "hidden" libraries, object files and flags are used when
   6225 	      # linking a shared library.
   6226 	      output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
   6227 
   6228 	    else
   6229 	      # FIXME: insert proper C++ library support
   6230 	      _LT_TAGVAR(ld_shlibs, $1)=no
   6231 	    fi
   6232 	    ;;
   6233         esac
   6234         ;;
   6235 
   6236       psos*)
   6237         # FIXME: insert proper C++ library support
   6238         _LT_TAGVAR(ld_shlibs, $1)=no
   6239         ;;
   6240 
   6241       sunos4*)
   6242         case $cc_basename in
   6243           CC*)
   6244 	    # Sun C++ 4.x
   6245 	    # FIXME: insert proper C++ library support
   6246 	    _LT_TAGVAR(ld_shlibs, $1)=no
   6247 	    ;;
   6248           lcc*)
   6249 	    # Lucid
   6250 	    # FIXME: insert proper C++ library support
   6251 	    _LT_TAGVAR(ld_shlibs, $1)=no
   6252 	    ;;
   6253           *)
   6254 	    # FIXME: insert proper C++ library support
   6255 	    _LT_TAGVAR(ld_shlibs, $1)=no
   6256 	    ;;
   6257         esac
   6258         ;;
   6259 
   6260       solaris*)
   6261         case $cc_basename in
   6262           CC*)
   6263 	    # Sun C++ 4.2, 5.x and Centerline C++
   6264             _LT_TAGVAR(archive_cmds_need_lc,$1)=yes
   6265 	    _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
   6266 	    _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag}  -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
   6267 	    _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
   6268 	      $CC -G${allow_undefined_flag} ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
   6269 
   6270 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
   6271 	    _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   6272 	    case $host_os in
   6273 	      solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
   6274 	      *)
   6275 		# The compiler driver will combine and reorder linker options,
   6276 		# but understands `-z linker_flag'.
   6277 	        # Supported since Solaris 2.6 (maybe 2.5.1?)
   6278 		_LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
   6279 	        ;;
   6280 	    esac
   6281 	    _LT_TAGVAR(link_all_deplibs, $1)=yes
   6282 
   6283 	    output_verbose_link_cmd='func_echo_all'
   6284 
   6285 	    # Archives containing C++ object files must be created using
   6286 	    # "CC -xar", where "CC" is the Sun C++ compiler.  This is
   6287 	    # necessary to make sure instantiated templates are included
   6288 	    # in the archive.
   6289 	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
   6290 	    ;;
   6291           gcx*)
   6292 	    # Green Hills C++ Compiler
   6293 	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
   6294 
   6295 	    # The C++ compiler must be used to create the archive.
   6296 	    _LT_TAGVAR(old_archive_cmds, $1)='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
   6297 	    ;;
   6298           *)
   6299 	    # GNU C++ compiler with Solaris linker
   6300 	    if test "$GXX" = yes && test "$with_gnu_ld" = no; then
   6301 	      _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-z ${wl}defs'
   6302 	      if $CC --version | $GREP -v '^2\.7' > /dev/null; then
   6303 	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
   6304 	        _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
   6305 		  $CC -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
   6306 
   6307 	        # Commands to make compiler produce verbose output that lists
   6308 	        # what "hidden" libraries, object files and flags are used when
   6309 	        # linking a shared library.
   6310 	        output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
   6311 	      else
   6312 	        # g++ 2.7 appears to require `-G' NOT `-shared' on this
   6313 	        # platform.
   6314 	        _LT_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
   6315 	        _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
   6316 		  $CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
   6317 
   6318 	        # Commands to make compiler produce verbose output that lists
   6319 	        # what "hidden" libraries, object files and flags are used when
   6320 	        # linking a shared library.
   6321 	        output_verbose_link_cmd='$CC -G $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
   6322 	      fi
   6323 
   6324 	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $wl$libdir'
   6325 	      case $host_os in
   6326 		solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
   6327 		*)
   6328 		  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
   6329 		  ;;
   6330 	      esac
   6331 	    fi
   6332 	    ;;
   6333         esac
   6334         ;;
   6335 
   6336     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
   6337       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
   6338       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   6339       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   6340       runpath_var='LD_RUN_PATH'
   6341 
   6342       case $cc_basename in
   6343         CC*)
   6344 	  _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   6345 	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   6346 	  ;;
   6347 	*)
   6348 	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   6349 	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   6350 	  ;;
   6351       esac
   6352       ;;
   6353 
   6354       sysv5* | sco3.2v5* | sco5v6*)
   6355 	# Note: We can NOT use -z defs as we might desire, because we do not
   6356 	# link with -lc, and that would cause any symbols used from libc to
   6357 	# always be unresolved, which means just about no library would
   6358 	# ever link correctly.  If we're not using GNU ld we use -z text
   6359 	# though, which does catch some bad symbols but isn't as heavy-handed
   6360 	# as -z defs.
   6361 	_LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
   6362 	_LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
   6363 	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
   6364 	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   6365 	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
   6366 	_LT_TAGVAR(hardcode_libdir_separator, $1)=':'
   6367 	_LT_TAGVAR(link_all_deplibs, $1)=yes
   6368 	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
   6369 	runpath_var='LD_RUN_PATH'
   6370 
   6371 	case $cc_basename in
   6372           CC*)
   6373 	    _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   6374 	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   6375 	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -Tprelink_objects $oldobjs~
   6376 	      '"$_LT_TAGVAR(old_archive_cmds, $1)"
   6377 	    _LT_TAGVAR(reload_cmds, $1)='$CC -Tprelink_objects $reload_objs~
   6378 	      '"$_LT_TAGVAR(reload_cmds, $1)"
   6379 	    ;;
   6380 	  *)
   6381 	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   6382 	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   6383 	    ;;
   6384 	esac
   6385       ;;
   6386 
   6387       tandem*)
   6388         case $cc_basename in
   6389           NCC*)
   6390 	    # NonStop-UX NCC 3.20
   6391 	    # FIXME: insert proper C++ library support
   6392 	    _LT_TAGVAR(ld_shlibs, $1)=no
   6393 	    ;;
   6394           *)
   6395 	    # FIXME: insert proper C++ library support
   6396 	    _LT_TAGVAR(ld_shlibs, $1)=no
   6397 	    ;;
   6398         esac
   6399         ;;
   6400 
   6401       vxworks*)
   6402         # FIXME: insert proper C++ library support
   6403         _LT_TAGVAR(ld_shlibs, $1)=no
   6404         ;;
   6405 
   6406       *)
   6407         # FIXME: insert proper C++ library support
   6408         _LT_TAGVAR(ld_shlibs, $1)=no
   6409         ;;
   6410     esac
   6411 
   6412     AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
   6413     test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
   6414 
   6415     _LT_TAGVAR(GCC, $1)="$GXX"
   6416     _LT_TAGVAR(LD, $1)="$LD"
   6417 
   6418     ## CAVEAT EMPTOR:
   6419     ## There is no encapsulation within the following macros, do not change
   6420     ## the running order or otherwise move them around unless you know exactly
   6421     ## what you are doing...
   6422     _LT_SYS_HIDDEN_LIBDEPS($1)
   6423     _LT_COMPILER_PIC($1)
   6424     _LT_COMPILER_C_O($1)
   6425     _LT_COMPILER_FILE_LOCKS($1)
   6426     _LT_LINKER_SHLIBS($1)
   6427     _LT_SYS_DYNAMIC_LINKER($1)
   6428     _LT_LINKER_HARDCODE_LIBPATH($1)
   6429 
   6430     _LT_CONFIG($1)
   6431   fi # test -n "$compiler"
   6432 
   6433   CC=$lt_save_CC
   6434   LDCXX=$LD
   6435   LD=$lt_save_LD
   6436   GCC=$lt_save_GCC
   6437   with_gnu_ld=$lt_save_with_gnu_ld
   6438   lt_cv_path_LDCXX=$lt_cv_path_LD
   6439   lt_cv_path_LD=$lt_save_path_LD
   6440   lt_cv_prog_gnu_ldcxx=$lt_cv_prog_gnu_ld
   6441   lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld
   6442 fi # test "$_lt_caught_CXX_error" != yes
   6443 
   6444 AC_LANG_POP
   6445 ])# _LT_LANG_CXX_CONFIG
   6446 
   6447 
   6448 # _LT_SYS_HIDDEN_LIBDEPS([TAGNAME])
   6449 # ---------------------------------
   6450 # Figure out "hidden" library dependencies from verbose
   6451 # compiler output when linking a shared library.
   6452 # Parse the compiler output and extract the necessary
   6453 # objects, libraries and library flags.
   6454 m4_defun([_LT_SYS_HIDDEN_LIBDEPS],
   6455 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
   6456 # Dependencies to place before and after the object being linked:
   6457 _LT_TAGVAR(predep_objects, $1)=
   6458 _LT_TAGVAR(postdep_objects, $1)=
   6459 _LT_TAGVAR(predeps, $1)=
   6460 _LT_TAGVAR(postdeps, $1)=
   6461 _LT_TAGVAR(compiler_lib_search_path, $1)=
   6462 
   6463 dnl we can't use the lt_simple_compile_test_code here,
   6464 dnl because it contains code intended for an executable,
   6465 dnl not a library.  It's possible we should let each
   6466 dnl tag define a new lt_????_link_test_code variable,
   6467 dnl but it's only used here...
   6468 m4_if([$1], [], [cat > conftest.$ac_ext <<_LT_EOF
   6469 int a;
   6470 void foo (void) { a = 0; }
   6471 _LT_EOF
   6472 ], [$1], [CXX], [cat > conftest.$ac_ext <<_LT_EOF
   6473 class Foo
   6474 {
   6475 public:
   6476   Foo (void) { a = 0; }
   6477 private:
   6478   int a;
   6479 };
   6480 _LT_EOF
   6481 ], [$1], [F77], [cat > conftest.$ac_ext <<_LT_EOF
   6482       subroutine foo
   6483       implicit none
   6484       integer*4 a
   6485       a=0
   6486       return
   6487       end
   6488 _LT_EOF
   6489 ], [$1], [FC], [cat > conftest.$ac_ext <<_LT_EOF
   6490       subroutine foo
   6491       implicit none
   6492       integer a
   6493       a=0
   6494       return
   6495       end
   6496 _LT_EOF
   6497 ], [$1], [GCJ], [cat > conftest.$ac_ext <<_LT_EOF
   6498 public class foo {
   6499   private int a;
   6500   public void bar (void) {
   6501     a = 0;
   6502   }
   6503 };
   6504 _LT_EOF
   6505 ])
   6506 dnl Parse the compiler output and extract the necessary
   6507 dnl objects, libraries and library flags.
   6508 if AC_TRY_EVAL(ac_compile); then
   6509   # Parse the compiler output and extract the necessary
   6510   # objects, libraries and library flags.
   6511 
   6512   # Sentinel used to keep track of whether or not we are before
   6513   # the conftest object file.
   6514   pre_test_object_deps_done=no
   6515 
   6516   for p in `eval "$output_verbose_link_cmd"`; do
   6517     case $p in
   6518 
   6519     -L* | -R* | -l*)
   6520        # Some compilers place space between "-{L,R}" and the path.
   6521        # Remove the space.
   6522        if test $p = "-L" ||
   6523           test $p = "-R"; then
   6524 	 prev=$p
   6525 	 continue
   6526        else
   6527 	 prev=
   6528        fi
   6529 
   6530        if test "$pre_test_object_deps_done" = no; then
   6531 	 case $p in
   6532 	 -L* | -R*)
   6533 	   # Internal compiler library paths should come after those
   6534 	   # provided the user.  The postdeps already come after the
   6535 	   # user supplied libs so there is no need to process them.
   6536 	   if test -z "$_LT_TAGVAR(compiler_lib_search_path, $1)"; then
   6537 	     _LT_TAGVAR(compiler_lib_search_path, $1)="${prev}${p}"
   6538 	   else
   6539 	     _LT_TAGVAR(compiler_lib_search_path, $1)="${_LT_TAGVAR(compiler_lib_search_path, $1)} ${prev}${p}"
   6540 	   fi
   6541 	   ;;
   6542 	 # The "-l" case would never come before the object being
   6543 	 # linked, so don't bother handling this case.
   6544 	 esac
   6545        else
   6546 	 if test -z "$_LT_TAGVAR(postdeps, $1)"; then
   6547 	   _LT_TAGVAR(postdeps, $1)="${prev}${p}"
   6548 	 else
   6549 	   _LT_TAGVAR(postdeps, $1)="${_LT_TAGVAR(postdeps, $1)} ${prev}${p}"
   6550 	 fi
   6551        fi
   6552        ;;
   6553 
   6554     *.$objext)
   6555        # This assumes that the test object file only shows up
   6556        # once in the compiler output.
   6557        if test "$p" = "conftest.$objext"; then
   6558 	 pre_test_object_deps_done=yes
   6559 	 continue
   6560        fi
   6561 
   6562        if test "$pre_test_object_deps_done" = no; then
   6563 	 if test -z "$_LT_TAGVAR(predep_objects, $1)"; then
   6564 	   _LT_TAGVAR(predep_objects, $1)="$p"
   6565 	 else
   6566 	   _LT_TAGVAR(predep_objects, $1)="$_LT_TAGVAR(predep_objects, $1) $p"
   6567 	 fi
   6568        else
   6569 	 if test -z "$_LT_TAGVAR(postdep_objects, $1)"; then
   6570 	   _LT_TAGVAR(postdep_objects, $1)="$p"
   6571 	 else
   6572 	   _LT_TAGVAR(postdep_objects, $1)="$_LT_TAGVAR(postdep_objects, $1) $p"
   6573 	 fi
   6574        fi
   6575        ;;
   6576 
   6577     *) ;; # Ignore the rest.
   6578 
   6579     esac
   6580   done
   6581 
   6582   # Clean up.
   6583   rm -f a.out a.exe
   6584 else
   6585   echo "libtool.m4: error: problem compiling $1 test program"
   6586 fi
   6587 
   6588 $RM -f confest.$objext
   6589 
   6590 # PORTME: override above test on systems where it is broken
   6591 m4_if([$1], [CXX],
   6592 [case $host_os in
   6593 interix[[3-9]]*)
   6594   # Interix 3.5 installs completely hosed .la files for C++, so rather than
   6595   # hack all around it, let's just trust "g++" to DTRT.
   6596   _LT_TAGVAR(predep_objects,$1)=
   6597   _LT_TAGVAR(postdep_objects,$1)=
   6598   _LT_TAGVAR(postdeps,$1)=
   6599   ;;
   6600 
   6601 linux*)
   6602   case `$CC -V 2>&1 | sed 5q` in
   6603   *Sun\ C*)
   6604     # Sun C++ 5.9
   6605 
   6606     # The more standards-conforming stlport4 library is
   6607     # incompatible with the Cstd library. Avoid specifying
   6608     # it if it's in CXXFLAGS. Ignore libCrun as
   6609     # -library=stlport4 depends on it.
   6610     case " $CXX $CXXFLAGS " in
   6611     *" -library=stlport4 "*)
   6612       solaris_use_stlport4=yes
   6613       ;;
   6614     esac
   6615 
   6616     if test "$solaris_use_stlport4" != yes; then
   6617       _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
   6618     fi
   6619     ;;
   6620   esac
   6621   ;;
   6622 
   6623 solaris*)
   6624   case $cc_basename in
   6625   CC*)
   6626     # The more standards-conforming stlport4 library is
   6627     # incompatible with the Cstd library. Avoid specifying
   6628     # it if it's in CXXFLAGS. Ignore libCrun as
   6629     # -library=stlport4 depends on it.
   6630     case " $CXX $CXXFLAGS " in
   6631     *" -library=stlport4 "*)
   6632       solaris_use_stlport4=yes
   6633       ;;
   6634     esac
   6635 
   6636     # Adding this requires a known-good setup of shared libraries for
   6637     # Sun compiler versions before 5.6, else PIC objects from an old
   6638     # archive will be linked into the output, leading to subtle bugs.
   6639     if test "$solaris_use_stlport4" != yes; then
   6640       _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
   6641     fi
   6642     ;;
   6643   esac
   6644   ;;
   6645 esac
   6646 ])
   6647 
   6648 case " $_LT_TAGVAR(postdeps, $1) " in
   6649 *" -lc "*) _LT_TAGVAR(archive_cmds_need_lc, $1)=no ;;
   6650 esac
   6651  _LT_TAGVAR(compiler_lib_search_dirs, $1)=
   6652 if test -n "${_LT_TAGVAR(compiler_lib_search_path, $1)}"; then
   6653  _LT_TAGVAR(compiler_lib_search_dirs, $1)=`echo " ${_LT_TAGVAR(compiler_lib_search_path, $1)}" | ${SED} -e 's! -L! !g' -e 's!^ !!'`
   6654 fi
   6655 _LT_TAGDECL([], [compiler_lib_search_dirs], [1],
   6656     [The directories searched by this compiler when creating a shared library])
   6657 _LT_TAGDECL([], [predep_objects], [1],
   6658     [Dependencies to place before and after the objects being linked to
   6659     create a shared library])
   6660 _LT_TAGDECL([], [postdep_objects], [1])
   6661 _LT_TAGDECL([], [predeps], [1])
   6662 _LT_TAGDECL([], [postdeps], [1])
   6663 _LT_TAGDECL([], [compiler_lib_search_path], [1],
   6664     [The library search path used internally by the compiler when linking
   6665     a shared library])
   6666 ])# _LT_SYS_HIDDEN_LIBDEPS
   6667 
   6668 
   6669 # _LT_LANG_F77_CONFIG([TAG])
   6670 # --------------------------
   6671 # Ensure that the configuration variables for a Fortran 77 compiler are
   6672 # suitably defined.  These variables are subsequently used by _LT_CONFIG
   6673 # to write the compiler configuration to `libtool'.
   6674 m4_defun([_LT_LANG_F77_CONFIG],
   6675 [AC_LANG_PUSH(Fortran 77)
   6676 if test -z "$F77" || test "X$F77" = "Xno"; then
   6677   _lt_disable_F77=yes
   6678 fi
   6679 
   6680 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   6681 _LT_TAGVAR(allow_undefined_flag, $1)=
   6682 _LT_TAGVAR(always_export_symbols, $1)=no
   6683 _LT_TAGVAR(archive_expsym_cmds, $1)=
   6684 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
   6685 _LT_TAGVAR(hardcode_direct, $1)=no
   6686 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
   6687 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
   6688 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
   6689 _LT_TAGVAR(hardcode_libdir_separator, $1)=
   6690 _LT_TAGVAR(hardcode_minus_L, $1)=no
   6691 _LT_TAGVAR(hardcode_automatic, $1)=no
   6692 _LT_TAGVAR(inherit_rpath, $1)=no
   6693 _LT_TAGVAR(module_cmds, $1)=
   6694 _LT_TAGVAR(module_expsym_cmds, $1)=
   6695 _LT_TAGVAR(link_all_deplibs, $1)=unknown
   6696 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
   6697 _LT_TAGVAR(reload_flag, $1)=$reload_flag
   6698 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
   6699 _LT_TAGVAR(no_undefined_flag, $1)=
   6700 _LT_TAGVAR(whole_archive_flag_spec, $1)=
   6701 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
   6702 
   6703 # Source file extension for f77 test sources.
   6704 ac_ext=f
   6705 
   6706 # Object file extension for compiled f77 test sources.
   6707 objext=o
   6708 _LT_TAGVAR(objext, $1)=$objext
   6709 
   6710 # No sense in running all these tests if we already determined that
   6711 # the F77 compiler isn't working.  Some variables (like enable_shared)
   6712 # are currently assumed to apply to all compilers on this platform,
   6713 # and will be corrupted by setting them based on a non-working compiler.
   6714 if test "$_lt_disable_F77" != yes; then
   6715   # Code to be used in simple compile tests
   6716   lt_simple_compile_test_code="\
   6717       subroutine t
   6718       return
   6719       end
   6720 "
   6721 
   6722   # Code to be used in simple link tests
   6723   lt_simple_link_test_code="\
   6724       program t
   6725       end
   6726 "
   6727 
   6728   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
   6729   _LT_TAG_COMPILER
   6730 
   6731   # save warnings/boilerplate of simple test code
   6732   _LT_COMPILER_BOILERPLATE
   6733   _LT_LINKER_BOILERPLATE
   6734 
   6735   # Allow CC to be a program name with arguments.
   6736   lt_save_CC="$CC"
   6737   lt_save_GCC=$GCC
   6738   CC=${F77-"f77"}
   6739   compiler=$CC
   6740   _LT_TAGVAR(compiler, $1)=$CC
   6741   _LT_CC_BASENAME([$compiler])
   6742   GCC=$G77
   6743   if test -n "$compiler"; then
   6744     AC_MSG_CHECKING([if libtool supports shared libraries])
   6745     AC_MSG_RESULT([$can_build_shared])
   6746 
   6747     AC_MSG_CHECKING([whether to build shared libraries])
   6748     test "$can_build_shared" = "no" && enable_shared=no
   6749 
   6750     # On AIX, shared libraries and static libraries use the same namespace, and
   6751     # are all built from PIC.
   6752     case $host_os in
   6753       aix3*)
   6754         test "$enable_shared" = yes && enable_static=no
   6755         if test -n "$RANLIB"; then
   6756           archive_cmds="$archive_cmds~\$RANLIB \$lib"
   6757           postinstall_cmds='$RANLIB $lib'
   6758         fi
   6759         ;;
   6760       aix[[4-9]]*)
   6761 	if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
   6762 	  test "$enable_shared" = yes && enable_static=no
   6763 	fi
   6764         ;;
   6765     esac
   6766     AC_MSG_RESULT([$enable_shared])
   6767 
   6768     AC_MSG_CHECKING([whether to build static libraries])
   6769     # Make sure either enable_shared or enable_static is yes.
   6770     test "$enable_shared" = yes || enable_static=yes
   6771     AC_MSG_RESULT([$enable_static])
   6772 
   6773     _LT_TAGVAR(GCC, $1)="$G77"
   6774     _LT_TAGVAR(LD, $1)="$LD"
   6775 
   6776     ## CAVEAT EMPTOR:
   6777     ## There is no encapsulation within the following macros, do not change
   6778     ## the running order or otherwise move them around unless you know exactly
   6779     ## what you are doing...
   6780     _LT_COMPILER_PIC($1)
   6781     _LT_COMPILER_C_O($1)
   6782     _LT_COMPILER_FILE_LOCKS($1)
   6783     _LT_LINKER_SHLIBS($1)
   6784     _LT_SYS_DYNAMIC_LINKER($1)
   6785     _LT_LINKER_HARDCODE_LIBPATH($1)
   6786 
   6787     _LT_CONFIG($1)
   6788   fi # test -n "$compiler"
   6789 
   6790   GCC=$lt_save_GCC
   6791   CC="$lt_save_CC"
   6792 fi # test "$_lt_disable_F77" != yes
   6793 
   6794 AC_LANG_POP
   6795 ])# _LT_LANG_F77_CONFIG
   6796 
   6797 
   6798 # _LT_LANG_FC_CONFIG([TAG])
   6799 # -------------------------
   6800 # Ensure that the configuration variables for a Fortran compiler are
   6801 # suitably defined.  These variables are subsequently used by _LT_CONFIG
   6802 # to write the compiler configuration to `libtool'.
   6803 m4_defun([_LT_LANG_FC_CONFIG],
   6804 [AC_LANG_PUSH(Fortran)
   6805 
   6806 if test -z "$FC" || test "X$FC" = "Xno"; then
   6807   _lt_disable_FC=yes
   6808 fi
   6809 
   6810 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   6811 _LT_TAGVAR(allow_undefined_flag, $1)=
   6812 _LT_TAGVAR(always_export_symbols, $1)=no
   6813 _LT_TAGVAR(archive_expsym_cmds, $1)=
   6814 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
   6815 _LT_TAGVAR(hardcode_direct, $1)=no
   6816 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
   6817 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
   6818 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
   6819 _LT_TAGVAR(hardcode_libdir_separator, $1)=
   6820 _LT_TAGVAR(hardcode_minus_L, $1)=no
   6821 _LT_TAGVAR(hardcode_automatic, $1)=no
   6822 _LT_TAGVAR(inherit_rpath, $1)=no
   6823 _LT_TAGVAR(module_cmds, $1)=
   6824 _LT_TAGVAR(module_expsym_cmds, $1)=
   6825 _LT_TAGVAR(link_all_deplibs, $1)=unknown
   6826 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
   6827 _LT_TAGVAR(reload_flag, $1)=$reload_flag
   6828 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
   6829 _LT_TAGVAR(no_undefined_flag, $1)=
   6830 _LT_TAGVAR(whole_archive_flag_spec, $1)=
   6831 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
   6832 
   6833 # Source file extension for fc test sources.
   6834 ac_ext=${ac_fc_srcext-f}
   6835 
   6836 # Object file extension for compiled fc test sources.
   6837 objext=o
   6838 _LT_TAGVAR(objext, $1)=$objext
   6839 
   6840 # No sense in running all these tests if we already determined that
   6841 # the FC compiler isn't working.  Some variables (like enable_shared)
   6842 # are currently assumed to apply to all compilers on this platform,
   6843 # and will be corrupted by setting them based on a non-working compiler.
   6844 if test "$_lt_disable_FC" != yes; then
   6845   # Code to be used in simple compile tests
   6846   lt_simple_compile_test_code="\
   6847       subroutine t
   6848       return
   6849       end
   6850 "
   6851 
   6852   # Code to be used in simple link tests
   6853   lt_simple_link_test_code="\
   6854       program t
   6855       end
   6856 "
   6857 
   6858   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
   6859   _LT_TAG_COMPILER
   6860 
   6861   # save warnings/boilerplate of simple test code
   6862   _LT_COMPILER_BOILERPLATE
   6863   _LT_LINKER_BOILERPLATE
   6864 
   6865   # Allow CC to be a program name with arguments.
   6866   lt_save_CC="$CC"
   6867   lt_save_GCC=$GCC
   6868   CC=${FC-"f95"}
   6869   compiler=$CC
   6870   GCC=$ac_cv_fc_compiler_gnu
   6871 
   6872   _LT_TAGVAR(compiler, $1)=$CC
   6873   _LT_CC_BASENAME([$compiler])
   6874 
   6875   if test -n "$compiler"; then
   6876     AC_MSG_CHECKING([if libtool supports shared libraries])
   6877     AC_MSG_RESULT([$can_build_shared])
   6878 
   6879     AC_MSG_CHECKING([whether to build shared libraries])
   6880     test "$can_build_shared" = "no" && enable_shared=no
   6881 
   6882     # On AIX, shared libraries and static libraries use the same namespace, and
   6883     # are all built from PIC.
   6884     case $host_os in
   6885       aix3*)
   6886         test "$enable_shared" = yes && enable_static=no
   6887         if test -n "$RANLIB"; then
   6888           archive_cmds="$archive_cmds~\$RANLIB \$lib"
   6889           postinstall_cmds='$RANLIB $lib'
   6890         fi
   6891         ;;
   6892       aix[[4-9]]*)
   6893 	if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
   6894 	  test "$enable_shared" = yes && enable_static=no
   6895 	fi
   6896         ;;
   6897     esac
   6898     AC_MSG_RESULT([$enable_shared])
   6899 
   6900     AC_MSG_CHECKING([whether to build static libraries])
   6901     # Make sure either enable_shared or enable_static is yes.
   6902     test "$enable_shared" = yes || enable_static=yes
   6903     AC_MSG_RESULT([$enable_static])
   6904 
   6905     _LT_TAGVAR(GCC, $1)="$ac_cv_fc_compiler_gnu"
   6906     _LT_TAGVAR(LD, $1)="$LD"
   6907 
   6908     ## CAVEAT EMPTOR:
   6909     ## There is no encapsulation within the following macros, do not change
   6910     ## the running order or otherwise move them around unless you know exactly
   6911     ## what you are doing...
   6912     _LT_SYS_HIDDEN_LIBDEPS($1)
   6913     _LT_COMPILER_PIC($1)
   6914     _LT_COMPILER_C_O($1)
   6915     _LT_COMPILER_FILE_LOCKS($1)
   6916     _LT_LINKER_SHLIBS($1)
   6917     _LT_SYS_DYNAMIC_LINKER($1)
   6918     _LT_LINKER_HARDCODE_LIBPATH($1)
   6919 
   6920     _LT_CONFIG($1)
   6921   fi # test -n "$compiler"
   6922 
   6923   GCC=$lt_save_GCC
   6924   CC="$lt_save_CC"
   6925 fi # test "$_lt_disable_FC" != yes
   6926 
   6927 AC_LANG_POP
   6928 ])# _LT_LANG_FC_CONFIG
   6929 
   6930 
   6931 # _LT_LANG_GCJ_CONFIG([TAG])
   6932 # --------------------------
   6933 # Ensure that the configuration variables for the GNU Java Compiler compiler
   6934 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
   6935 # to write the compiler configuration to `libtool'.
   6936 m4_defun([_LT_LANG_GCJ_CONFIG],
   6937 [AC_REQUIRE([LT_PROG_GCJ])dnl
   6938 AC_LANG_SAVE
   6939 
   6940 # Source file extension for Java test sources.
   6941 ac_ext=java
   6942 
   6943 # Object file extension for compiled Java test sources.
   6944 objext=o
   6945 _LT_TAGVAR(objext, $1)=$objext
   6946 
   6947 # Code to be used in simple compile tests
   6948 lt_simple_compile_test_code="class foo {}"
   6949 
   6950 # Code to be used in simple link tests
   6951 lt_simple_link_test_code='public class conftest { public static void main(String[[]] argv) {}; }'
   6952 
   6953 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
   6954 _LT_TAG_COMPILER
   6955 
   6956 # save warnings/boilerplate of simple test code
   6957 _LT_COMPILER_BOILERPLATE
   6958 _LT_LINKER_BOILERPLATE
   6959 
   6960 # Allow CC to be a program name with arguments.
   6961 lt_save_CC="$CC"
   6962 lt_save_GCC=$GCC
   6963 GCC=yes
   6964 CC=${GCJ-"gcj"}
   6965 compiler=$CC
   6966 _LT_TAGVAR(compiler, $1)=$CC
   6967 _LT_TAGVAR(LD, $1)="$LD"
   6968 _LT_CC_BASENAME([$compiler])
   6969 
   6970 # GCJ did not exist at the time GCC didn't implicitly link libc in.
   6971 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   6972 
   6973 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
   6974 _LT_TAGVAR(reload_flag, $1)=$reload_flag
   6975 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
   6976 
   6977 ## CAVEAT EMPTOR:
   6978 ## There is no encapsulation within the following macros, do not change
   6979 ## the running order or otherwise move them around unless you know exactly
   6980 ## what you are doing...
   6981 if test -n "$compiler"; then
   6982   _LT_COMPILER_NO_RTTI($1)
   6983   _LT_COMPILER_PIC($1)
   6984   _LT_COMPILER_C_O($1)
   6985   _LT_COMPILER_FILE_LOCKS($1)
   6986   _LT_LINKER_SHLIBS($1)
   6987   _LT_LINKER_HARDCODE_LIBPATH($1)
   6988 
   6989   _LT_CONFIG($1)
   6990 fi
   6991 
   6992 AC_LANG_RESTORE
   6993 
   6994 GCC=$lt_save_GCC
   6995 CC="$lt_save_CC"
   6996 ])# _LT_LANG_GCJ_CONFIG
   6997 
   6998 
   6999 # _LT_LANG_RC_CONFIG([TAG])
   7000 # -------------------------
   7001 # Ensure that the configuration variables for the Windows resource compiler
   7002 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
   7003 # to write the compiler configuration to `libtool'.
   7004 m4_defun([_LT_LANG_RC_CONFIG],
   7005 [AC_REQUIRE([LT_PROG_RC])dnl
   7006 AC_LANG_SAVE
   7007 
   7008 # Source file extension for RC test sources.
   7009 ac_ext=rc
   7010 
   7011 # Object file extension for compiled RC test sources.
   7012 objext=o
   7013 _LT_TAGVAR(objext, $1)=$objext
   7014 
   7015 # Code to be used in simple compile tests
   7016 lt_simple_compile_test_code='sample MENU { MENUITEM "&Soup", 100, CHECKED }'
   7017 
   7018 # Code to be used in simple link tests
   7019 lt_simple_link_test_code="$lt_simple_compile_test_code"
   7020 
   7021 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
   7022 _LT_TAG_COMPILER
   7023 
   7024 # save warnings/boilerplate of simple test code
   7025 _LT_COMPILER_BOILERPLATE
   7026 _LT_LINKER_BOILERPLATE
   7027 
   7028 # Allow CC to be a program name with arguments.
   7029 lt_save_CC="$CC"
   7030 lt_save_GCC=$GCC
   7031 GCC=
   7032 CC=${RC-"windres"}
   7033 compiler=$CC
   7034 _LT_TAGVAR(compiler, $1)=$CC
   7035 _LT_CC_BASENAME([$compiler])
   7036 _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
   7037 
   7038 if test -n "$compiler"; then
   7039   :
   7040   _LT_CONFIG($1)
   7041 fi
   7042 
   7043 GCC=$lt_save_GCC
   7044 AC_LANG_RESTORE
   7045 CC="$lt_save_CC"
   7046 ])# _LT_LANG_RC_CONFIG
   7047 
   7048 
   7049 # LT_PROG_GCJ
   7050 # -----------
   7051 AC_DEFUN([LT_PROG_GCJ],
   7052 [m4_ifdef([AC_PROG_GCJ], [AC_PROG_GCJ],
   7053   [m4_ifdef([A][M_PROG_GCJ], [A][M_PROG_GCJ],
   7054     [AC_CHECK_TOOL(GCJ, gcj,)
   7055       test "x${GCJFLAGS+set}" = xset || GCJFLAGS="-g -O2"
   7056       AC_SUBST(GCJFLAGS)])])[]dnl
   7057 ])
   7058 
   7059 # Old name:
   7060 AU_ALIAS([LT_AC_PROG_GCJ], [LT_PROG_GCJ])
   7061 dnl aclocal-1.4 backwards compatibility:
   7062 dnl AC_DEFUN([LT_AC_PROG_GCJ], [])
   7063 
   7064 
   7065 # LT_PROG_RC
   7066 # ----------
   7067 AC_DEFUN([LT_PROG_RC],
   7068 [AC_CHECK_TOOL(RC, windres,)
   7069 ])
   7070 
   7071 # Old name:
   7072 AU_ALIAS([LT_AC_PROG_RC], [LT_PROG_RC])
   7073 dnl aclocal-1.4 backwards compatibility:
   7074 dnl AC_DEFUN([LT_AC_PROG_RC], [])
   7075 
   7076 
   7077 # _LT_DECL_EGREP
   7078 # --------------
   7079 # If we don't have a new enough Autoconf to choose the best grep
   7080 # available, choose the one first in the user's PATH.
   7081 m4_defun([_LT_DECL_EGREP],
   7082 [AC_REQUIRE([AC_PROG_EGREP])dnl
   7083 AC_REQUIRE([AC_PROG_FGREP])dnl
   7084 test -z "$GREP" && GREP=grep
   7085 _LT_DECL([], [GREP], [1], [A grep program that handles long lines])
   7086 _LT_DECL([], [EGREP], [1], [An ERE matcher])
   7087 _LT_DECL([], [FGREP], [1], [A literal string matcher])
   7088 dnl Non-bleeding-edge autoconf doesn't subst GREP, so do it here too
   7089 AC_SUBST([GREP])
   7090 ])
   7091 
   7092 
   7093 # _LT_DECL_OBJDUMP
   7094 # --------------
   7095 # If we don't have a new enough Autoconf to choose the best objdump
   7096 # available, choose the one first in the user's PATH.
   7097 m4_defun([_LT_DECL_OBJDUMP],
   7098 [AC_CHECK_TOOL(OBJDUMP, objdump, false)
   7099 test -z "$OBJDUMP" && OBJDUMP=objdump
   7100 _LT_DECL([], [OBJDUMP], [1], [An object symbol dumper])
   7101 AC_SUBST([OBJDUMP])
   7102 ])
   7103 
   7104 
   7105 # _LT_DECL_SED
   7106 # ------------
   7107 # Check for a fully-functional sed program, that truncates
   7108 # as few characters as possible.  Prefer GNU sed if found.
   7109 m4_defun([_LT_DECL_SED],
   7110 [AC_PROG_SED
   7111 test -z "$SED" && SED=sed
   7112 Xsed="$SED -e 1s/^X//"
   7113 _LT_DECL([], [SED], [1], [A sed program that does not truncate output])
   7114 _LT_DECL([], [Xsed], ["\$SED -e 1s/^X//"],
   7115     [Sed that helps us avoid accidentally triggering echo(1) options like -n])
   7116 ])# _LT_DECL_SED
   7117 
   7118 m4_ifndef([AC_PROG_SED], [
   7119 ############################################################
   7120 # NOTE: This macro has been submitted for inclusion into   #
   7121 #  GNU Autoconf as AC_PROG_SED.  When it is available in   #
   7122 #  a released version of Autoconf we should remove this    #
   7123 #  macro and use it instead.                               #
   7124 ############################################################
   7125 
   7126 m4_defun([AC_PROG_SED],
   7127 [AC_MSG_CHECKING([for a sed that does not truncate output])
   7128 AC_CACHE_VAL(lt_cv_path_SED,
   7129 [# Loop through the user's path and test for sed and gsed.
   7130 # Then use that list of sed's as ones to test for truncation.
   7131 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
   7132 for as_dir in $PATH
   7133 do
   7134   IFS=$as_save_IFS
   7135   test -z "$as_dir" && as_dir=.
   7136   for lt_ac_prog in sed gsed; do
   7137     for ac_exec_ext in '' $ac_executable_extensions; do
   7138       if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then
   7139         lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext"
   7140       fi
   7141     done
   7142   done
   7143 done
   7144 IFS=$as_save_IFS
   7145 lt_ac_max=0
   7146 lt_ac_count=0
   7147 # Add /usr/xpg4/bin/sed as it is typically found on Solaris
   7148 # along with /bin/sed that truncates output.
   7149 for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do
   7150   test ! -f $lt_ac_sed && continue
   7151   cat /dev/null > conftest.in
   7152   lt_ac_count=0
   7153   echo $ECHO_N "0123456789$ECHO_C" >conftest.in
   7154   # Check for GNU sed and select it if it is found.
   7155   if "$lt_ac_sed" --version 2>&1 < /dev/null | grep 'GNU' > /dev/null; then
   7156     lt_cv_path_SED=$lt_ac_sed
   7157     break
   7158   fi
   7159   while true; do
   7160     cat conftest.in conftest.in >conftest.tmp
   7161     mv conftest.tmp conftest.in
   7162     cp conftest.in conftest.nl
   7163     echo >>conftest.nl
   7164     $lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out || break
   7165     cmp -s conftest.out conftest.nl || break
   7166     # 10000 chars as input seems more than enough
   7167     test $lt_ac_count -gt 10 && break
   7168     lt_ac_count=`expr $lt_ac_count + 1`
   7169     if test $lt_ac_count -gt $lt_ac_max; then
   7170       lt_ac_max=$lt_ac_count
   7171       lt_cv_path_SED=$lt_ac_sed
   7172     fi
   7173   done
   7174 done
   7175 ])
   7176 SED=$lt_cv_path_SED
   7177 AC_SUBST([SED])
   7178 AC_MSG_RESULT([$SED])
   7179 ])#AC_PROG_SED
   7180 ])#m4_ifndef
   7181 
   7182 # Old name:
   7183 AU_ALIAS([LT_AC_PROG_SED], [AC_PROG_SED])
   7184 dnl aclocal-1.4 backwards compatibility:
   7185 dnl AC_DEFUN([LT_AC_PROG_SED], [])
   7186 
   7187 
   7188 # _LT_CHECK_SHELL_FEATURES
   7189 # ------------------------
   7190 # Find out whether the shell is Bourne or XSI compatible,
   7191 # or has some other useful features.
   7192 m4_defun([_LT_CHECK_SHELL_FEATURES],
   7193 [AC_MSG_CHECKING([whether the shell understands some XSI constructs])
   7194 # Try some XSI features
   7195 xsi_shell=no
   7196 ( _lt_dummy="a/b/c"
   7197   test "${_lt_dummy##*/},${_lt_dummy%/*},"${_lt_dummy%"$_lt_dummy"}, \
   7198       = c,a/b,, \
   7199     && eval 'test $(( 1 + 1 )) -eq 2 \
   7200     && test "${#_lt_dummy}" -eq 5' ) >/dev/null 2>&1 \
   7201   && xsi_shell=yes
   7202 AC_MSG_RESULT([$xsi_shell])
   7203 _LT_CONFIG_LIBTOOL_INIT([xsi_shell='$xsi_shell'])
   7204 
   7205 AC_MSG_CHECKING([whether the shell understands "+="])
   7206 lt_shell_append=no
   7207 ( foo=bar; set foo baz; eval "$[1]+=\$[2]" && test "$foo" = barbaz ) \
   7208     >/dev/null 2>&1 \
   7209   && lt_shell_append=yes
   7210 AC_MSG_RESULT([$lt_shell_append])
   7211 _LT_CONFIG_LIBTOOL_INIT([lt_shell_append='$lt_shell_append'])
   7212 
   7213 if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
   7214   lt_unset=unset
   7215 else
   7216   lt_unset=false
   7217 fi
   7218 _LT_DECL([], [lt_unset], [0], [whether the shell understands "unset"])dnl
   7219 
   7220 # test EBCDIC or ASCII
   7221 case `echo X|tr X '\101'` in
   7222  A) # ASCII based system
   7223     # \n is not interpreted correctly by Solaris 8 /usr/ucb/tr
   7224   lt_SP2NL='tr \040 \012'
   7225   lt_NL2SP='tr \015\012 \040\040'
   7226   ;;
   7227  *) # EBCDIC based system
   7228   lt_SP2NL='tr \100 \n'
   7229   lt_NL2SP='tr \r\n \100\100'
   7230   ;;
   7231 esac
   7232 _LT_DECL([SP2NL], [lt_SP2NL], [1], [turn spaces into newlines])dnl
   7233 _LT_DECL([NL2SP], [lt_NL2SP], [1], [turn newlines into spaces])dnl
   7234 ])# _LT_CHECK_SHELL_FEATURES
   7235 
   7236 
   7237 # _LT_PROG_XSI_SHELLFNS
   7238 # ---------------------
   7239 # Bourne and XSI compatible variants of some useful shell functions.
   7240 m4_defun([_LT_PROG_XSI_SHELLFNS],
   7241 [case $xsi_shell in
   7242   yes)
   7243     cat << \_LT_EOF >> "$cfgfile"
   7244 
   7245 # func_dirname file append nondir_replacement
   7246 # Compute the dirname of FILE.  If nonempty, add APPEND to the result,
   7247 # otherwise set result to NONDIR_REPLACEMENT.
   7248 func_dirname ()
   7249 {
   7250   case ${1} in
   7251     */*) func_dirname_result="${1%/*}${2}" ;;
   7252     *  ) func_dirname_result="${3}" ;;
   7253   esac
   7254 }
   7255 
   7256 # func_basename file
   7257 func_basename ()
   7258 {
   7259   func_basename_result="${1##*/}"
   7260 }
   7261 
   7262 # func_dirname_and_basename file append nondir_replacement
   7263 # perform func_basename and func_dirname in a single function
   7264 # call:
   7265 #   dirname:  Compute the dirname of FILE.  If nonempty,
   7266 #             add APPEND to the result, otherwise set result
   7267 #             to NONDIR_REPLACEMENT.
   7268 #             value returned in "$func_dirname_result"
   7269 #   basename: Compute filename of FILE.
   7270 #             value retuned in "$func_basename_result"
   7271 # Implementation must be kept synchronized with func_dirname
   7272 # and func_basename. For efficiency, we do not delegate to
   7273 # those functions but instead duplicate the functionality here.
   7274 func_dirname_and_basename ()
   7275 {
   7276   case ${1} in
   7277     */*) func_dirname_result="${1%/*}${2}" ;;
   7278     *  ) func_dirname_result="${3}" ;;
   7279   esac
   7280   func_basename_result="${1##*/}"
   7281 }
   7282 
   7283 # func_stripname prefix suffix name
   7284 # strip PREFIX and SUFFIX off of NAME.
   7285 # PREFIX and SUFFIX must not contain globbing or regex special
   7286 # characters, hashes, percent signs, but SUFFIX may contain a leading
   7287 # dot (in which case that matches only a dot).
   7288 func_stripname ()
   7289 {
   7290   # pdksh 5.2.14 does not do ${X%$Y} correctly if both X and Y are
   7291   # positional parameters, so assign one to ordinary parameter first.
   7292   func_stripname_result=${3}
   7293   func_stripname_result=${func_stripname_result#"${1}"}
   7294   func_stripname_result=${func_stripname_result%"${2}"}
   7295 }
   7296 
   7297 # func_opt_split
   7298 func_opt_split ()
   7299 {
   7300   func_opt_split_opt=${1%%=*}
   7301   func_opt_split_arg=${1#*=}
   7302 }
   7303 
   7304 # func_lo2o object
   7305 func_lo2o ()
   7306 {
   7307   case ${1} in
   7308     *.lo) func_lo2o_result=${1%.lo}.${objext} ;;
   7309     *)    func_lo2o_result=${1} ;;
   7310   esac
   7311 }
   7312 
   7313 # func_xform libobj-or-source
   7314 func_xform ()
   7315 {
   7316   func_xform_result=${1%.*}.lo
   7317 }
   7318 
   7319 # func_arith arithmetic-term...
   7320 func_arith ()
   7321 {
   7322   func_arith_result=$(( $[*] ))
   7323 }
   7324 
   7325 # func_len string
   7326 # STRING may not start with a hyphen.
   7327 func_len ()
   7328 {
   7329   func_len_result=${#1}
   7330 }
   7331 
   7332 _LT_EOF
   7333     ;;
   7334   *) # Bourne compatible functions.
   7335     cat << \_LT_EOF >> "$cfgfile"
   7336 
   7337 # func_dirname file append nondir_replacement
   7338 # Compute the dirname of FILE.  If nonempty, add APPEND to the result,
   7339 # otherwise set result to NONDIR_REPLACEMENT.
   7340 func_dirname ()
   7341 {
   7342   # Extract subdirectory from the argument.
   7343   func_dirname_result=`$ECHO "${1}" | $SED "$dirname"`
   7344   if test "X$func_dirname_result" = "X${1}"; then
   7345     func_dirname_result="${3}"
   7346   else
   7347     func_dirname_result="$func_dirname_result${2}"
   7348   fi
   7349 }
   7350 
   7351 # func_basename file
   7352 func_basename ()
   7353 {
   7354   func_basename_result=`$ECHO "${1}" | $SED "$basename"`
   7355 }
   7356 
   7357 dnl func_dirname_and_basename
   7358 dnl A portable version of this function is already defined in general.m4sh
   7359 dnl so there is no need for it here.
   7360 
   7361 # func_stripname prefix suffix name
   7362 # strip PREFIX and SUFFIX off of NAME.
   7363 # PREFIX and SUFFIX must not contain globbing or regex special
   7364 # characters, hashes, percent signs, but SUFFIX may contain a leading
   7365 # dot (in which case that matches only a dot).
   7366 # func_strip_suffix prefix name
   7367 func_stripname ()
   7368 {
   7369   case ${2} in
   7370     .*) func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%\\\\${2}\$%%"`;;
   7371     *)  func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%${2}\$%%"`;;
   7372   esac
   7373 }
   7374 
   7375 # sed scripts:
   7376 my_sed_long_opt='1s/^\(-[[^=]]*\)=.*/\1/;q'
   7377 my_sed_long_arg='1s/^-[[^=]]*=//'
   7378 
   7379 # func_opt_split
   7380 func_opt_split ()
   7381 {
   7382   func_opt_split_opt=`$ECHO "${1}" | $SED "$my_sed_long_opt"`
   7383   func_opt_split_arg=`$ECHO "${1}" | $SED "$my_sed_long_arg"`
   7384 }
   7385 
   7386 # func_lo2o object
   7387 func_lo2o ()
   7388 {
   7389   func_lo2o_result=`$ECHO "${1}" | $SED "$lo2o"`
   7390 }
   7391 
   7392 # func_xform libobj-or-source
   7393 func_xform ()
   7394 {
   7395   func_xform_result=`$ECHO "${1}" | $SED 's/\.[[^.]]*$/.lo/'`
   7396 }
   7397 
   7398 # func_arith arithmetic-term...
   7399 func_arith ()
   7400 {
   7401   func_arith_result=`expr "$[@]"`
   7402 }
   7403 
   7404 # func_len string
   7405 # STRING may not start with a hyphen.
   7406 func_len ()
   7407 {
   7408   func_len_result=`expr "$[1]" : ".*" 2>/dev/null || echo $max_cmd_len`
   7409 }
   7410 
   7411 _LT_EOF
   7412 esac
   7413 
   7414 case $lt_shell_append in
   7415   yes)
   7416     cat << \_LT_EOF >> "$cfgfile"
   7417 
   7418 # func_append var value
   7419 # Append VALUE to the end of shell variable VAR.
   7420 func_append ()
   7421 {
   7422   eval "$[1]+=\$[2]"
   7423 }
   7424 _LT_EOF
   7425     ;;
   7426   *)
   7427     cat << \_LT_EOF >> "$cfgfile"
   7428 
   7429 # func_append var value
   7430 # Append VALUE to the end of shell variable VAR.
   7431 func_append ()
   7432 {
   7433   eval "$[1]=\$$[1]\$[2]"
   7434 }
   7435 
   7436 _LT_EOF
   7437     ;;
   7438   esac
   7439 ])
   7440