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      1 #!/bin/sh
      2 #***************************************************************************
      3 #                                  _   _ ____  _
      4 #  Project                     ___| | | |  _ \| |
      5 #                             / __| | | | |_) | |
      6 #                            | (__| |_| |  _ <| |___
      7 #                             \___|\___/|_| \_\_____|
      8 #
      9 # Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel (at] haxx.se>, et al.
     10 #
     11 # This software is licensed as described in the file COPYING, which
     12 # you should have received as part of this distribution. The terms
     13 # are also available at https://curl.haxx.se/docs/copyright.html.
     14 #
     15 # You may opt to use, copy, modify, merge, publish, distribute and/or sell
     16 # copies of the Software, and permit persons to whom the Software is
     17 # furnished to do so, under the terms of the COPYING file.
     18 #
     19 # This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
     20 # KIND, either express or implied.
     21 #
     22 ###########################################################################
     23 
     24 #--------------------------------------------------------------------------
     25 # die prints argument string to stdout and exits this shell script.
     26 #
     27 die(){
     28   echo "buildconf: $@"
     29   exit 1
     30 }
     31 
     32 #--------------------------------------------------------------------------
     33 # findtool works as 'which' but we use a different name to make it more
     34 # obvious we aren't using 'which'! ;-)
     35 # Unlike 'which' does, the current directory is ignored.
     36 #
     37 findtool(){
     38   file="$1"
     39 
     40   if { echo "$file" | grep "/" >/dev/null 2>&1; } then
     41     # when file is given with a path check it first
     42     if test -f "$file"; then
     43       echo "$file"
     44       return
     45     fi
     46   fi
     47 
     48   old_IFS=$IFS; IFS=':'
     49   for path in $PATH
     50   do
     51     IFS=$old_IFS
     52     # echo "checks for $file in $path" >&2
     53     if test "$path" -a "$path" != '.' -a -f "$path/$file"; then
     54       echo "$path/$file"
     55       return
     56     fi
     57   done
     58   IFS=$old_IFS
     59 }
     60 
     61 #--------------------------------------------------------------------------
     62 # removethis() removes all files and subdirectories with the given name,
     63 # inside and below the current subdirectory at invocation time.
     64 #
     65 removethis(){
     66   if test "$#" = "1"; then
     67     find . -depth -name $1 -print > buildconf.tmp.$$
     68     while read fdname
     69     do
     70       if test -f "$fdname"; then
     71         rm -f "$fdname"
     72       elif test -d "$fdname"; then
     73         rm -f -r "$fdname"
     74       fi
     75     done < buildconf.tmp.$$
     76     rm -f buildconf.tmp.$$
     77   fi
     78 }
     79 
     80 #--------------------------------------------------------------------------
     81 # Ensure that buildconf runs from the subdirectory where configure.ac lives
     82 #
     83 if test ! -f configure.ac ||
     84   test ! -f src/tool_main.c ||
     85   test ! -f lib/urldata.h ||
     86   test ! -f include/curl/curl.h ||
     87   test ! -f m4/curl-functions.m4; then
     88   echo "Can not run buildconf from outside of curl's source subdirectory!"
     89   echo "Change to the subdirectory where buildconf is found, and try again."
     90   exit 1
     91 fi
     92 
     93 #--------------------------------------------------------------------------
     94 # autoconf 2.57 or newer. Unpatched version 2.67 does not generate proper
     95 # configure script. Unpatched version 2.68 is simply unusable, we should
     96 # disallow 2.68 usage.
     97 #
     98 need_autoconf="2.57"
     99 ac_version=`${AUTOCONF:-autoconf} --version 2>/dev/null|head -n 1| sed -e 's/^[^0-9]*//' -e 's/[a-z]* *$//'`
    100 if test -z "$ac_version"; then
    101   echo "buildconf: autoconf not found."
    102   echo "            You need autoconf version $need_autoconf or newer installed."
    103   exit 1
    104 fi
    105 old_IFS=$IFS; IFS='.'; set $ac_version; IFS=$old_IFS
    106 if test "$1" = "2" -a "$2" -lt "57" || test "$1" -lt "2"; then
    107   echo "buildconf: autoconf version $ac_version found."
    108   echo "            You need autoconf version $need_autoconf or newer installed."
    109   echo "            If you have a sufficient autoconf installed, but it"
    110   echo "            is not named 'autoconf', then try setting the"
    111   echo "            AUTOCONF environment variable."
    112   exit 1
    113 fi
    114 
    115 if test "$1" = "2" -a "$2" -eq "67"; then
    116   echo "buildconf: autoconf version $ac_version (BAD)"
    117   echo "            Unpatched version generates broken configure script."
    118 elif test "$1" = "2" -a "$2" -eq "68"; then
    119   echo "buildconf: autoconf version $ac_version (BAD)"
    120   echo "            Unpatched version generates unusable configure script."
    121 else
    122   echo "buildconf: autoconf version $ac_version (ok)"
    123 fi
    124 
    125 am4te_version=`${AUTOM4TE:-autom4te} --version 2>/dev/null|head -n 1| sed -e 's/autom4te\(.*\)/\1/' -e 's/^[^0-9]*//' -e 's/[a-z]* *$//'`
    126 if test -z "$am4te_version"; then
    127   echo "buildconf: autom4te not found. Weird autoconf installation!"
    128   exit 1
    129 fi
    130 if test "$am4te_version" = "$ac_version"; then
    131   echo "buildconf: autom4te version $am4te_version (ok)"
    132 else
    133   echo "buildconf: autom4te version $am4te_version (ERROR: does not match autoconf version)"
    134   exit 1
    135 fi
    136 
    137 #--------------------------------------------------------------------------
    138 # autoheader 2.50 or newer
    139 #
    140 ah_version=`${AUTOHEADER:-autoheader} --version 2>/dev/null|head -n 1| sed -e 's/^[^0-9]*//' -e 's/[a-z]* *$//'`
    141 if test -z "$ah_version"; then
    142   echo "buildconf: autoheader not found."
    143   echo "            You need autoheader version 2.50 or newer installed."
    144   exit 1
    145 fi
    146 old_IFS=$IFS; IFS='.'; set $ah_version; IFS=$old_IFS
    147 if test "$1" = "2" -a "$2" -lt "50" || test "$1" -lt "2"; then
    148   echo "buildconf: autoheader version $ah_version found."
    149   echo "            You need autoheader version 2.50 or newer installed."
    150   echo "            If you have a sufficient autoheader installed, but it"
    151   echo "            is not named 'autoheader', then try setting the"
    152   echo "            AUTOHEADER environment variable."
    153   exit 1
    154 fi
    155 
    156 echo "buildconf: autoheader version $ah_version (ok)"
    157 
    158 #--------------------------------------------------------------------------
    159 # automake 1.7 or newer
    160 #
    161 need_automake="1.7"
    162 am_version=`${AUTOMAKE:-automake} --version 2>/dev/null|head -n 1| sed -e 's/^.* \([0-9]\)/\1/' -e 's/[a-z]* *$//' -e 's/\(.*\)\(-p.*\)/\1/'`
    163 if test -z "$am_version"; then
    164   echo "buildconf: automake not found."
    165   echo "            You need automake version $need_automake or newer installed."
    166   exit 1
    167 fi
    168 old_IFS=$IFS; IFS='.'; set $am_version; IFS=$old_IFS
    169 if test "$1" = "1" -a "$2" -lt "7" || test "$1" -lt "1"; then
    170   echo "buildconf: automake version $am_version found."
    171   echo "            You need automake version $need_automake or newer installed."
    172   echo "            If you have a sufficient automake installed, but it"
    173   echo "            is not named 'automake', then try setting the"
    174   echo "            AUTOMAKE environment variable."
    175   exit 1
    176 fi
    177 
    178 echo "buildconf: automake version $am_version (ok)"
    179 
    180 acloc_version=`${ACLOCAL:-aclocal} --version 2>/dev/null|head -n 1| sed -e 's/^.* \([0-9]\)/\1/' -e 's/[a-z]* *$//' -e 's/\(.*\)\(-p.*\)/\1/'`
    181 if test -z "$acloc_version"; then
    182   echo "buildconf: aclocal not found. Weird automake installation!"
    183   exit 1
    184 fi
    185 if test "$acloc_version" = "$am_version"; then
    186   echo "buildconf: aclocal version $acloc_version (ok)"
    187 else
    188   echo "buildconf: aclocal version $acloc_version (ERROR: does not match automake version)"
    189   exit 1
    190 fi
    191 
    192 #--------------------------------------------------------------------------
    193 # GNU libtoolize preliminary check
    194 #
    195 want_lt_major=1
    196 want_lt_minor=4
    197 want_lt_patch=2
    198 want_lt_version=1.4.2
    199 
    200 # This approach that tries 'glibtoolize' first is intended for systems that
    201 # have GNU libtool named as 'glibtoolize' and libtoolize not being GNU's.
    202 
    203 libtoolize=`findtool glibtoolize 2>/dev/null`
    204 if test ! -x "$libtoolize"; then
    205   libtoolize=`findtool ${LIBTOOLIZE:-libtoolize}`
    206 fi
    207 if test -z "$libtoolize"; then
    208   echo "buildconf: libtoolize not found."
    209   echo "  You need GNU libtoolize $want_lt_version or newer installed."
    210   exit 1
    211 fi
    212 
    213 lt_pver=`$libtoolize --version 2>/dev/null|head -n 1`
    214 lt_qver=`echo $lt_pver|sed -e "s/([^)]*)//g" -e "s/^[^0-9]*//g"`
    215 lt_version=`echo $lt_qver|sed -e "s/[- ].*//" -e "s/\([a-z]*\)$//"`
    216 if test -z "$lt_version"; then
    217   echo "buildconf: libtoolize not found."
    218   echo "  You need GNU libtoolize $want_lt_version or newer installed."
    219   exit 1
    220 fi
    221 old_IFS=$IFS; IFS='.'; set $lt_version; IFS=$old_IFS
    222 lt_major=$1
    223 lt_minor=$2
    224 lt_patch=$3
    225 
    226 if test -z "$lt_major"; then
    227   lt_status="bad"
    228 elif test "$lt_major" -gt "$want_lt_major"; then
    229   lt_status="good"
    230 elif test "$lt_major" -lt "$want_lt_major"; then
    231   lt_status="bad"
    232 elif test -z "$lt_minor"; then
    233   lt_status="bad"
    234 elif test "$lt_minor" -gt "$want_lt_minor"; then
    235   lt_status="good"
    236 elif test "$lt_minor" -lt "$want_lt_minor"; then
    237   lt_status="bad"
    238 elif test -z "$lt_patch"; then
    239   lt_status="bad"
    240 elif test "$lt_patch" -gt "$want_lt_patch"; then
    241   lt_status="good"
    242 elif test "$lt_patch" -lt "$want_lt_patch"; then
    243   lt_status="bad"
    244 else
    245   lt_status="good"
    246 fi
    247 if test "$lt_status" != "good"; then
    248   echo "buildconf: libtoolize version $lt_version found."
    249   echo "  You need GNU libtoolize $want_lt_version or newer installed."
    250   exit 1
    251 fi
    252 
    253 echo "buildconf: libtoolize version $lt_version (ok)"
    254 
    255 #--------------------------------------------------------------------------
    256 # m4 check
    257 #
    258 m4=`(${M4:-m4} --version || ${M4:-gm4} --version) 2>/dev/null | head -n 1`;
    259 m4_version=`echo $m4 | sed -e 's/^.* \([0-9]\)/\1/' -e 's/[a-z]* *$//'`
    260 
    261 if { echo $m4 | grep "GNU" >/dev/null 2>&1; } then
    262   echo "buildconf: GNU m4 version $m4_version (ok)"
    263 else
    264   if test -z "$m4"; then
    265     echo "buildconf: m4 version not recognized. You need a GNU m4 installed!"
    266   else
    267     echo "buildconf: m4 version $m4 found. You need a GNU m4 installed!"
    268   fi
    269   exit 1
    270 fi
    271 
    272 #--------------------------------------------------------------------------
    273 # perl check
    274 #
    275 PERL=`findtool ${PERL:-perl}`
    276 if test -z "$PERL"; then
    277   echo "buildconf: perl not found"
    278   exit 1
    279 fi
    280 
    281 #--------------------------------------------------------------------------
    282 # Remove files generated on previous buildconf/configure run.
    283 #
    284 for fname in .deps \
    285     .libs \
    286     *.la \
    287     *.lo \
    288     *.a \
    289     *.o \
    290     Makefile \
    291     Makefile.in \
    292     aclocal.m4 \
    293     aclocal.m4.bak \
    294     ares_build.h \
    295     ares_config.h \
    296     ares_config.h.in \
    297     autom4te.cache \
    298     compile \
    299     config.guess \
    300     curl_config.h \
    301     curl_config.h.in \
    302     config.log \
    303     config.lt \
    304     config.status \
    305     config.sub \
    306     configure \
    307     configurehelp.pm \
    308     curl-config \
    309     curlbuild.h \
    310     depcomp \
    311     libcares.pc \
    312     libcurl.pc \
    313     libtool \
    314     libtool.m4 \
    315     libtool.m4.tmp \
    316     ltmain.sh \
    317     ltoptions.m4 \
    318     ltsugar.m4 \
    319     ltversion.m4 \
    320     lt~obsolete.m4 \
    321     missing \
    322     install-sh \
    323     stamp-h1 \
    324     stamp-h2 \
    325     stamp-h3 ; do
    326   removethis "$fname"
    327 done
    328 
    329 #--------------------------------------------------------------------------
    330 # run the correct scripts now
    331 #
    332 
    333 echo "buildconf: running libtoolize"
    334 ${libtoolize} --copy --force || die "libtoolize command failed"
    335 
    336 # When using libtool 1.5.X (X < 26) we copy libtool.m4 to our local m4
    337 # subdirectory and this local copy is patched to fix some warnings that
    338 # are triggered when running aclocal and using autoconf 2.62 or later.
    339 
    340 if test "$lt_major" = "1" && test "$lt_minor" = "5"; then
    341   if test -z "$lt_patch" || test "$lt_patch" -lt "26"; then
    342     echo "buildconf: copying libtool.m4 to local m4 subdir"
    343     ac_dir=`${ACLOCAL:-aclocal} --print-ac-dir`
    344     if test -f $ac_dir/libtool.m4; then
    345       cp -f $ac_dir/libtool.m4 m4/libtool.m4
    346     else
    347       echo "buildconf: $ac_dir/libtool.m4 not found"
    348     fi
    349     if test -f m4/libtool.m4; then
    350       echo "buildconf: renaming some variables in local m4/libtool.m4"
    351       $PERL -i.tmp -pe \
    352         's/lt_prog_compiler_pic_works/lt_cv_prog_compiler_pic_works/g; \
    353          s/lt_prog_compiler_static_works/lt_cv_prog_compiler_static_works/g;' \
    354         m4/libtool.m4
    355       rm -f m4/libtool.m4.tmp
    356     fi
    357   fi
    358 fi
    359 
    360 if test -f m4/libtool.m4; then
    361   echo "buildconf: converting all mv to mv -f in local m4/libtool.m4"
    362   $PERL -i.tmp -pe 's/\bmv +([^-\s])/mv -f $1/g' m4/libtool.m4
    363   rm -f m4/libtool.m4.tmp
    364 fi
    365 
    366 echo "buildconf: running aclocal"
    367 ${ACLOCAL:-aclocal} -I m4 $ACLOCAL_FLAGS || die "aclocal command failed"
    368 
    369 echo "buildconf: converting all mv to mv -f in local aclocal.m4"
    370 $PERL -i.bak -pe 's/\bmv +([^-\s])/mv -f $1/g' aclocal.m4
    371 
    372 echo "buildconf: running autoheader"
    373 ${AUTOHEADER:-autoheader} || die "autoheader command failed"
    374 
    375 echo "buildconf: running autoconf"
    376 ${AUTOCONF:-autoconf} || die "autoconf command failed"
    377 
    378 if test -d ares; then
    379   cd ares
    380   echo "buildconf: running in ares"
    381   ./buildconf
    382   cd ..
    383 fi
    384 
    385 echo "buildconf: running automake"
    386 ${AUTOMAKE:-automake} --add-missing --copy || die "automake command failed"
    387 
    388 #--------------------------------------------------------------------------
    389 # GNU libtool complementary check
    390 #
    391 # Depending on the libtool and automake versions being used, config.guess
    392 # might not be installed in the subdirectory until automake has finished.
    393 # So we can not attempt to use it until this very last buildconf stage.
    394 #
    395 if test ! -f ./config.guess; then
    396   echo "buildconf: config.guess not found"
    397 else
    398   buildhost=`./config.guess 2>/dev/null|head -n 1`
    399   case $buildhost in
    400     *-*-darwin*)
    401       need_lt_major=1
    402       need_lt_minor=5
    403       need_lt_patch=26
    404       need_lt_check="yes"
    405       ;;
    406     *-*-hpux*)
    407       need_lt_major=1
    408       need_lt_minor=5
    409       need_lt_patch=24
    410       need_lt_check="yes"
    411       ;;
    412   esac
    413   if test ! -z "$need_lt_check"; then
    414     if test -z "$lt_major"; then
    415       lt_status="bad"
    416     elif test "$lt_major" -gt "$need_lt_major"; then
    417       lt_status="good"
    418     elif test "$lt_major" -lt "$need_lt_major"; then
    419       lt_status="bad"
    420     elif test -z "$lt_minor"; then
    421       lt_status="bad"
    422     elif test "$lt_minor" -gt "$need_lt_minor"; then
    423       lt_status="good"
    424     elif test "$lt_minor" -lt "$need_lt_minor"; then
    425       lt_status="bad"
    426     elif test -z "$lt_patch"; then
    427       lt_status="bad"
    428     elif test "$lt_patch" -gt "$need_lt_patch"; then
    429       lt_status="good"
    430     elif test "$lt_patch" -lt "$need_lt_patch"; then
    431       lt_status="bad"
    432     else
    433       lt_status="good"
    434     fi
    435     if test "$lt_status" != "good"; then
    436       need_lt_version="$need_lt_major.$need_lt_minor.$need_lt_patch"
    437       echo "buildconf: libtool version $lt_version found."
    438       echo "            $buildhost requires GNU libtool $need_lt_version or newer installed."
    439       rm -f configure
    440       exit 1
    441     fi
    442   fi
    443 fi
    444 
    445 #--------------------------------------------------------------------------
    446 # Finished successfully.
    447 #
    448 echo "buildconf: OK"
    449 exit 0
    450