1 #! /bin/sh 2 # Guess values for system-dependent variables and create Makefiles. 3 # Generated by GNU Autoconf 2.65 for libpng 1.2.46. 4 # 5 # Report bugs to <png-mng-implement (at] lists.sourceforge.net>. 6 # 7 # 8 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, 9 # 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, 10 # Inc. 11 # 12 # 13 # This configure script is free software; the Free Software Foundation 14 # gives unlimited permission to copy, distribute and modify it. 15 ## -------------------- ## 16 ## M4sh Initialization. ## 17 ## -------------------- ## 18 19 # Be more Bourne compatible 20 DUALCASE=1; export DUALCASE # for MKS sh 21 if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then : 22 emulate sh 23 NULLCMD=: 24 # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which 25 # is contrary to our usage. Disable this feature. 26 alias -g '${1+"$@"}'='"$@"' 27 setopt NO_GLOB_SUBST 28 else 29 case `(set -o) 2>/dev/null` in #( 30 *posix*) : 31 set -o posix ;; #( 32 *) : 33 ;; 34 esac 35 fi 36 37 38 as_nl=' 39 ' 40 export as_nl 41 # Printing a long string crashes Solaris 7 /usr/bin/printf. 42 as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\' 43 as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo 44 as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo 45 # Prefer a ksh shell builtin over an external printf program on Solaris, 46 # but without wasting forks for bash or zsh. 47 if test -z "$BASH_VERSION$ZSH_VERSION" \ 48 && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then 49 as_echo='print -r --' 50 as_echo_n='print -rn --' 51 elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then 52 as_echo='printf %s\n' 53 as_echo_n='printf %s' 54 else 55 if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then 56 as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"' 57 as_echo_n='/usr/ucb/echo -n' 58 else 59 as_echo_body='eval expr "X$1" : "X\\(.*\\)"' 60 as_echo_n_body='eval 61 arg=$1; 62 case $arg in #( 63 *"$as_nl"*) 64 expr "X$arg" : "X\\(.*\\)$as_nl"; 65 arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;; 66 esac; 67 expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl" 68 ' 69 export as_echo_n_body 70 as_echo_n='sh -c $as_echo_n_body as_echo' 71 fi 72 export as_echo_body 73 as_echo='sh -c $as_echo_body as_echo' 74 fi 75 76 # The user is always right. 77 if test "${PATH_SEPARATOR+set}" != set; then 78 PATH_SEPARATOR=: 79 (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && { 80 (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 || 81 PATH_SEPARATOR=';' 82 } 83 fi 84 85 86 # IFS 87 # We need space, tab and new line, in precisely that order. Quoting is 88 # there to prevent editors from complaining about space-tab. 89 # (If _AS_PATH_WALK were called with IFS unset, it would disable word 90 # splitting by setting IFS to empty value.) 91 IFS=" "" $as_nl" 92 93 # Find who we are. Look in the path if we contain no directory separator. 94 case $0 in #(( 95 *[\\/]* ) as_myself=$0 ;; 96 *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR 97 for as_dir in $PATH 98 do 99 IFS=$as_save_IFS 100 test -z "$as_dir" && as_dir=. 101 test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break 102 done 103 IFS=$as_save_IFS 104 105 ;; 106 esac 107 # We did not find ourselves, most probably we were run as `sh COMMAND' 108 # in which case we are not to be found in the path. 109 if test "x$as_myself" = x; then 110 as_myself=$0 111 fi 112 if test ! -f "$as_myself"; then 113 $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2 114 exit 1 115 fi 116 117 # Unset variables that we do not need and which cause bugs (e.g. in 118 # pre-3.0 UWIN ksh). But do not cause bugs in bash 2.01; the "|| exit 1" 119 # suppresses any "Segmentation fault" message there. '((' could 120 # trigger a bug in pdksh 5.2.14. 121 for as_var in BASH_ENV ENV MAIL MAILPATH 122 do eval test x\${$as_var+set} = xset \ 123 && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || : 124 done 125 PS1='$ ' 126 PS2='> ' 127 PS4='+ ' 128 129 # NLS nuisances. 130 LC_ALL=C 131 export LC_ALL 132 LANGUAGE=C 133 export LANGUAGE 134 135 # CDPATH. 136 (unset CDPATH) >/dev/null 2>&1 && unset CDPATH 137 138 if test "x$CONFIG_SHELL" = x; then 139 as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then : 140 emulate sh 141 NULLCMD=: 142 # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which 143 # is contrary to our usage. Disable this feature. 144 alias -g '\${1+\"\$@\"}'='\"\$@\"' 145 setopt NO_GLOB_SUBST 146 else 147 case \`(set -o) 2>/dev/null\` in #( 148 *posix*) : 149 set -o posix ;; #( 150 *) : 151 ;; 152 esac 153 fi 154 " 155 as_required="as_fn_return () { (exit \$1); } 156 as_fn_success () { as_fn_return 0; } 157 as_fn_failure () { as_fn_return 1; } 158 as_fn_ret_success () { return 0; } 159 as_fn_ret_failure () { return 1; } 160 161 exitcode=0 162 as_fn_success || { exitcode=1; echo as_fn_success failed.; } 163 as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; } 164 as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; } 165 as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; } 166 if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then : 167 168 else 169 exitcode=1; echo positional parameters were not saved. 170 fi 171 test x\$exitcode = x0 || exit 1" 172 as_suggested=" as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO 173 as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO 174 eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" && 175 test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1 176 test \$(( 1 + 1 )) = 2 || exit 1" 177 if (eval "$as_required") 2>/dev/null; then : 178 as_have_required=yes 179 else 180 as_have_required=no 181 fi 182 if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then : 183 184 else 185 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR 186 as_found=false 187 for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH 188 do 189 IFS=$as_save_IFS 190 test -z "$as_dir" && as_dir=. 191 as_found=: 192 case $as_dir in #( 193 /*) 194 for as_base in sh bash ksh sh5; do 195 # Try only shells that exist, to save several forks. 196 as_shell=$as_dir/$as_base 197 if { test -f "$as_shell" || test -f "$as_shell.exe"; } && 198 { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then : 199 CONFIG_SHELL=$as_shell as_have_required=yes 200 if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then : 201 break 2 202 fi 203 fi 204 done;; 205 esac 206 as_found=false 207 done 208 $as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } && 209 { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then : 210 CONFIG_SHELL=$SHELL as_have_required=yes 211 fi; } 212 IFS=$as_save_IFS 213 214 215 if test "x$CONFIG_SHELL" != x; then : 216 # We cannot yet assume a decent shell, so we have to provide a 217 # neutralization value for shells without unset; and this also 218 # works around shells that cannot unset nonexistent variables. 219 BASH_ENV=/dev/null 220 ENV=/dev/null 221 (unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV 222 export CONFIG_SHELL 223 exec "$CONFIG_SHELL" "$as_myself" ${1+"$@"} 224 fi 225 226 if test x$as_have_required = xno; then : 227 $as_echo "$0: This script requires a shell more modern than all" 228 $as_echo "$0: the shells that I found on your system." 229 if test x${ZSH_VERSION+set} = xset ; then 230 $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should" 231 $as_echo "$0: be upgraded to zsh 4.3.4 or later." 232 else 233 $as_echo "$0: Please tell bug-autoconf (at] gnu.org and 234 $0: png-mng-implement (at] lists.sourceforge.net about your 235 $0: system, including any error possibly output before this 236 $0: message. Then install a modern shell, or manually run 237 $0: the script under such a shell if you do have one." 238 fi 239 exit 1 240 fi 241 fi 242 fi 243 SHELL=${CONFIG_SHELL-/bin/sh} 244 export SHELL 245 # Unset more variables known to interfere with behavior of common tools. 246 CLICOLOR_FORCE= GREP_OPTIONS= 247 unset CLICOLOR_FORCE GREP_OPTIONS 248 249 ## --------------------- ## 250 ## M4sh Shell Functions. ## 251 ## --------------------- ## 252 # as_fn_unset VAR 253 # --------------- 254 # Portably unset VAR. 255 as_fn_unset () 256 { 257 { eval $1=; unset $1;} 258 } 259 as_unset=as_fn_unset 260 261 # as_fn_set_status STATUS 262 # ----------------------- 263 # Set $? to STATUS, without forking. 264 as_fn_set_status () 265 { 266 return $1 267 } # as_fn_set_status 268 269 # as_fn_exit STATUS 270 # ----------------- 271 # Exit the shell with STATUS, even in a "trap 0" or "set -e" context. 272 as_fn_exit () 273 { 274 set +e 275 as_fn_set_status $1 276 exit $1 277 } # as_fn_exit 278 279 # as_fn_mkdir_p 280 # ------------- 281 # Create "$as_dir" as a directory, including parents if necessary. 282 as_fn_mkdir_p () 283 { 284 285 case $as_dir in #( 286 -*) as_dir=./$as_dir;; 287 esac 288 test -d "$as_dir" || eval $as_mkdir_p || { 289 as_dirs= 290 while :; do 291 case $as_dir in #( 292 *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'( 293 *) as_qdir=$as_dir;; 294 esac 295 as_dirs="'$as_qdir' $as_dirs" 296 as_dir=`$as_dirname -- "$as_dir" || 297 $as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ 298 X"$as_dir" : 'X\(//\)[^/]' \| \ 299 X"$as_dir" : 'X\(//\)$' \| \ 300 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null || 301 $as_echo X"$as_dir" | 302 sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ 303 s//\1/ 304 q 305 } 306 /^X\(\/\/\)[^/].*/{ 307 s//\1/ 308 q 309 } 310 /^X\(\/\/\)$/{ 311 s//\1/ 312 q 313 } 314 /^X\(\/\).*/{ 315 s//\1/ 316 q 317 } 318 s/.*/./; q'` 319 test -d "$as_dir" && break 320 done 321 test -z "$as_dirs" || eval "mkdir $as_dirs" 322 } || test -d "$as_dir" || as_fn_error "cannot create directory $as_dir" 323 324 325 } # as_fn_mkdir_p 326 # as_fn_append VAR VALUE 327 # ---------------------- 328 # Append the text in VALUE to the end of the definition contained in VAR. Take 329 # advantage of any shell optimizations that allow amortized linear growth over 330 # repeated appends, instead of the typical quadratic growth present in naive 331 # implementations. 332 if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then : 333 eval 'as_fn_append () 334 { 335 eval $1+=\$2 336 }' 337 else 338 as_fn_append () 339 { 340 eval $1=\$$1\$2 341 } 342 fi # as_fn_append 343 344 # as_fn_arith ARG... 345 # ------------------ 346 # Perform arithmetic evaluation on the ARGs, and store the result in the 347 # global $as_val. Take advantage of shells that can avoid forks. The arguments 348 # must be portable across $(()) and expr. 349 if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then : 350 eval 'as_fn_arith () 351 { 352 as_val=$(( $* )) 353 }' 354 else 355 as_fn_arith () 356 { 357 as_val=`expr "$@" || test $? -eq 1` 358 } 359 fi # as_fn_arith 360 361 362 # as_fn_error ERROR [LINENO LOG_FD] 363 # --------------------------------- 364 # Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are 365 # provided, also output the error to LOG_FD, referencing LINENO. Then exit the 366 # script with status $?, using 1 if that was 0. 367 as_fn_error () 368 { 369 as_status=$?; test $as_status -eq 0 && as_status=1 370 if test "$3"; then 371 as_lineno=${as_lineno-"$2"} as_lineno_stack=as_lineno_stack=$as_lineno_stack 372 $as_echo "$as_me:${as_lineno-$LINENO}: error: $1" >&$3 373 fi 374 $as_echo "$as_me: error: $1" >&2 375 as_fn_exit $as_status 376 } # as_fn_error 377 378 if expr a : '\(a\)' >/dev/null 2>&1 && 379 test "X`expr 00001 : '.*\(...\)'`" = X001; then 380 as_expr=expr 381 else 382 as_expr=false 383 fi 384 385 if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then 386 as_basename=basename 387 else 388 as_basename=false 389 fi 390 391 if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then 392 as_dirname=dirname 393 else 394 as_dirname=false 395 fi 396 397 as_me=`$as_basename -- "$0" || 398 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \ 399 X"$0" : 'X\(//\)$' \| \ 400 X"$0" : 'X\(/\)' \| . 2>/dev/null || 401 $as_echo X/"$0" | 402 sed '/^.*\/\([^/][^/]*\)\/*$/{ 403 s//\1/ 404 q 405 } 406 /^X\/\(\/\/\)$/{ 407 s//\1/ 408 q 409 } 410 /^X\/\(\/\).*/{ 411 s//\1/ 412 q 413 } 414 s/.*/./; q'` 415 416 # Avoid depending upon Character Ranges. 417 as_cr_letters='abcdefghijklmnopqrstuvwxyz' 418 as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ' 419 as_cr_Letters=$as_cr_letters$as_cr_LETTERS 420 as_cr_digits='0123456789' 421 as_cr_alnum=$as_cr_Letters$as_cr_digits 422 423 424 as_lineno_1=$LINENO as_lineno_1a=$LINENO 425 as_lineno_2=$LINENO as_lineno_2a=$LINENO 426 eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" && 427 test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || { 428 # Blame Lee E. McMahon (1931-1989) for sed's syntax. :-) 429 sed -n ' 430 p 431 /[$]LINENO/= 432 ' <$as_myself | 433 sed ' 434 s/[$]LINENO.*/&-/ 435 t lineno 436 b 437 :lineno 438 N 439 :loop 440 s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/ 441 t loop 442 s/-\n.*// 443 ' >$as_me.lineno && 444 chmod +x "$as_me.lineno" || 445 { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; } 446 447 # Don't try to exec as it changes $[0], causing all sort of problems 448 # (the dirname of $[0] is not the place where we might find the 449 # original and so on. Autoconf is especially sensitive to this). 450 . "./$as_me.lineno" 451 # Exit status is that of the last command. 452 exit 453 } 454 455 ECHO_C= ECHO_N= ECHO_T= 456 case `echo -n x` in #((((( 457 -n*) 458 case `echo 'xy\c'` in 459 *c*) ECHO_T=' ';; # ECHO_T is single tab character. 460 xy) ECHO_C='\c';; 461 *) echo `echo ksh88 bug on AIX 6.1` > /dev/null 462 ECHO_T=' ';; 463 esac;; 464 *) 465 ECHO_N='-n';; 466 esac 467 468 rm -f conf$$ conf$$.exe conf$$.file 469 if test -d conf$$.dir; then 470 rm -f conf$$.dir/conf$$.file 471 else 472 rm -f conf$$.dir 473 mkdir conf$$.dir 2>/dev/null 474 fi 475 if (echo >conf$$.file) 2>/dev/null; then 476 if ln -s conf$$.file conf$$ 2>/dev/null; then 477 as_ln_s='ln -s' 478 # ... but there are two gotchas: 479 # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail. 480 # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable. 481 # In both cases, we have to default to `cp -p'. 482 ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe || 483 as_ln_s='cp -p' 484 elif ln conf$$.file conf$$ 2>/dev/null; then 485 as_ln_s=ln 486 else 487 as_ln_s='cp -p' 488 fi 489 else 490 as_ln_s='cp -p' 491 fi 492 rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file 493 rmdir conf$$.dir 2>/dev/null 494 495 if mkdir -p . 2>/dev/null; then 496 as_mkdir_p='mkdir -p "$as_dir"' 497 else 498 test -d ./-p && rmdir ./-p 499 as_mkdir_p=false 500 fi 501 502 if test -x / >/dev/null 2>&1; then 503 as_test_x='test -x' 504 else 505 if ls -dL / >/dev/null 2>&1; then 506 as_ls_L_option=L 507 else 508 as_ls_L_option= 509 fi 510 as_test_x=' 511 eval sh -c '\'' 512 if test -d "$1"; then 513 test -d "$1/."; 514 else 515 case $1 in #( 516 -*)set "./$1";; 517 esac; 518 case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in #(( 519 ???[sx]*):;;*)false;;esac;fi 520 '\'' sh 521 ' 522 fi 523 as_executable_p=$as_test_x 524 525 # Sed expression to map a string onto a valid CPP name. 526 as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'" 527 528 # Sed expression to map a string onto a valid variable name. 529 as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'" 530 531 532 533 # Check that we are running under the correct shell. 534 SHELL=${CONFIG_SHELL-/bin/sh} 535 536 case X$lt_ECHO in 537 X*--fallback-echo) 538 # Remove one level of quotation (which was required for Make). 539 ECHO=`echo "$lt_ECHO" | sed 's,\\\\\$\\$0,'$0','` 540 ;; 541 esac 542 543 ECHO=${lt_ECHO-echo} 544 if test "X$1" = X--no-reexec; then 545 # Discard the --no-reexec flag, and continue. 546 shift 547 elif test "X$1" = X--fallback-echo; then 548 # Avoid inline document here, it may be left over 549 : 550 elif test "X`{ $ECHO '\t'; } 2>/dev/null`" = 'X\t' ; then 551 # Yippee, $ECHO works! 552 : 553 else 554 # Restart under the correct shell. 555 exec $SHELL "$0" --no-reexec ${1+"$@"} 556 fi 557 558 if test "X$1" = X--fallback-echo; then 559 # used as fallback echo 560 shift 561 cat <<_LT_EOF 562 $* 563 _LT_EOF 564 exit 0 565 fi 566 567 # The HP-UX ksh and POSIX shell print the target directory to stdout 568 # if CDPATH is set. 569 (unset CDPATH) >/dev/null 2>&1 && unset CDPATH 570 571 if test -z "$lt_ECHO"; then 572 if test "X${echo_test_string+set}" != Xset; then 573 # find a string as large as possible, as long as the shell can cope with it 574 for cmd in 'sed 50q "$0"' 'sed 20q "$0"' 'sed 10q "$0"' 'sed 2q "$0"' 'echo test'; do 575 # expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ... 576 if { echo_test_string=`eval $cmd`; } 2>/dev/null && 577 { test "X$echo_test_string" = "X$echo_test_string"; } 2>/dev/null 578 then 579 break 580 fi 581 done 582 fi 583 584 if test "X`{ $ECHO '\t'; } 2>/dev/null`" = 'X\t' && 585 echo_testing_string=`{ $ECHO "$echo_test_string"; } 2>/dev/null` && 586 test "X$echo_testing_string" = "X$echo_test_string"; then 587 : 588 else 589 # The Solaris, AIX, and Digital Unix default echo programs unquote 590 # backslashes. This makes it impossible to quote backslashes using 591 # echo "$something" | sed 's/\\/\\\\/g' 592 # 593 # So, first we look for a working echo in the user's PATH. 594 595 lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR 596 for dir in $PATH /usr/ucb; do 597 IFS="$lt_save_ifs" 598 if (test -f $dir/echo || test -f $dir/echo$ac_exeext) && 599 test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' && 600 echo_testing_string=`($dir/echo "$echo_test_string") 2>/dev/null` && 601 test "X$echo_testing_string" = "X$echo_test_string"; then 602 ECHO="$dir/echo" 603 break 604 fi 605 done 606 IFS="$lt_save_ifs" 607 608 if test "X$ECHO" = Xecho; then 609 # We didn't find a better echo, so look for alternatives. 610 if test "X`{ print -r '\t'; } 2>/dev/null`" = 'X\t' && 611 echo_testing_string=`{ print -r "$echo_test_string"; } 2>/dev/null` && 612 test "X$echo_testing_string" = "X$echo_test_string"; then 613 # This shell has a builtin print -r that does the trick. 614 ECHO='print -r' 615 elif { test -f /bin/ksh || test -f /bin/ksh$ac_exeext; } && 616 test "X$CONFIG_SHELL" != X/bin/ksh; then 617 # If we have ksh, try running configure again with it. 618 ORIGINAL_CONFIG_SHELL=${CONFIG_SHELL-/bin/sh} 619 export ORIGINAL_CONFIG_SHELL 620 CONFIG_SHELL=/bin/ksh 621 export CONFIG_SHELL 622 exec $CONFIG_SHELL "$0" --no-reexec ${1+"$@"} 623 else 624 # Try using printf. 625 ECHO='printf %s\n' 626 if test "X`{ $ECHO '\t'; } 2>/dev/null`" = 'X\t' && 627 echo_testing_string=`{ $ECHO "$echo_test_string"; } 2>/dev/null` && 628 test "X$echo_testing_string" = "X$echo_test_string"; then 629 # Cool, printf works 630 : 631 elif echo_testing_string=`($ORIGINAL_CONFIG_SHELL "$0" --fallback-echo '\t') 2>/dev/null` && 632 test "X$echo_testing_string" = 'X\t' && 633 echo_testing_string=`($ORIGINAL_CONFIG_SHELL "$0" --fallback-echo "$echo_test_string") 2>/dev/null` && 634 test "X$echo_testing_string" = "X$echo_test_string"; then 635 CONFIG_SHELL=$ORIGINAL_CONFIG_SHELL 636 export CONFIG_SHELL 637 SHELL="$CONFIG_SHELL" 638 export SHELL 639 ECHO="$CONFIG_SHELL $0 --fallback-echo" 640 elif echo_testing_string=`($CONFIG_SHELL "$0" --fallback-echo '\t') 2>/dev/null` && 641 test "X$echo_testing_string" = 'X\t' && 642 echo_testing_string=`($CONFIG_SHELL "$0" --fallback-echo "$echo_test_string") 2>/dev/null` && 643 test "X$echo_testing_string" = "X$echo_test_string"; then 644 ECHO="$CONFIG_SHELL $0 --fallback-echo" 645 else 646 # maybe with a smaller string... 647 prev=: 648 649 for cmd in 'echo test' 'sed 2q "$0"' 'sed 10q "$0"' 'sed 20q "$0"' 'sed 50q "$0"'; do 650 if { test "X$echo_test_string" = "X`eval $cmd`"; } 2>/dev/null 651 then 652 break 653 fi 654 prev="$cmd" 655 done 656 657 if test "$prev" != 'sed 50q "$0"'; then 658 echo_test_string=`eval $prev` 659 export echo_test_string 660 exec ${ORIGINAL_CONFIG_SHELL-${CONFIG_SHELL-/bin/sh}} "$0" ${1+"$@"} 661 else 662 # Oops. We lost completely, so just stick with echo. 663 ECHO=echo 664 fi 665 fi 666 fi 667 fi 668 fi 669 fi 670 671 # Copy echo and quote the copy suitably for passing to libtool from 672 # the Makefile, instead of quoting the original, which is used later. 673 lt_ECHO=$ECHO 674 if test "X$lt_ECHO" = "X$CONFIG_SHELL $0 --fallback-echo"; then 675 lt_ECHO="$CONFIG_SHELL \\\$\$0 --fallback-echo" 676 fi 677 678 679 680 681 test -n "$DJDIR" || exec 7<&0 </dev/null 682 exec 6>&1 683 684 # Name of the host. 685 # hostname on some systems (SVR3.2, Linux) returns a bogus exit status, 686 # so uname gets run too. 687 ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q` 688 689 # 690 # Initializations. 691 # 692 ac_default_prefix=/usr/local 693 ac_clean_files= 694 ac_config_libobj_dir=. 695 LIBOBJS= 696 cross_compiling=no 697 subdirs= 698 MFLAGS= 699 MAKEFLAGS= 700 701 # Identity of this package. 702 PACKAGE_NAME='libpng' 703 PACKAGE_TARNAME='libpng' 704 PACKAGE_VERSION='1.2.46' 705 PACKAGE_STRING='libpng 1.2.46' 706 PACKAGE_BUGREPORT='png-mng-implement (at] lists.sourceforge.net' 707 PACKAGE_URL='' 708 709 ac_unique_file="pngget.c" 710 # 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then 1683 grep -v '^ *+' conftest.err >conftest.er1 1684 cat conftest.er1 >&5 1685 mv -f conftest.er1 conftest.err 1686 fi 1687 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 1688 test $ac_status = 0; } >/dev/null && { 1689 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" || 1690 test ! -s conftest.err 1691 }; then : 1692 ac_retval=0 1693 else 1694 $as_echo "$as_me: failed program was:" >&5 1695 sed 's/^/| /' conftest.$ac_ext >&5 1696 1697 ac_retval=1 1698 fi 1699 eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;} 1700 as_fn_set_status $ac_retval 1701 1702 } # ac_fn_c_try_cpp 1703 1704 # ac_fn_c_try_link LINENO 1705 # ----------------------- 1706 # Try to link conftest.$ac_ext, and return whether this succeeded. 1707 ac_fn_c_try_link () 1708 { 1709 as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack 1710 rm -f conftest.$ac_objext conftest$ac_exeext 1711 if { { ac_try="$ac_link" 1712 case "(($ac_try" in 1713 *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; 1714 *) ac_try_echo=$ac_try;; 1715 esac 1716 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" 1717 $as_echo "$ac_try_echo"; } >&5 1718 (eval "$ac_link") 2>conftest.err 1719 ac_status=$? 1720 if test -s conftest.err; then 1721 grep -v '^ *+' conftest.err >conftest.er1 1722 cat conftest.er1 >&5 1723 mv -f conftest.er1 conftest.err 1724 fi 1725 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 1726 test $ac_status = 0; } && { 1727 test -z "$ac_c_werror_flag" || 1728 test ! -s conftest.err 1729 } && test -s conftest$ac_exeext && { 1730 test "$cross_compiling" = yes || 1731 $as_test_x conftest$ac_exeext 1732 }; then : 1733 ac_retval=0 1734 else 1735 $as_echo "$as_me: failed program was:" >&5 1736 sed 's/^/| /' conftest.$ac_ext >&5 1737 1738 ac_retval=1 1739 fi 1740 # Delete the IPA/IPO (Inter Procedural Analysis/Optimization) information 1741 # created by the PGI compiler (conftest_ipa8_conftest.oo), as it would 1742 # interfere with the next link command; also delete a directory that is 1743 # left behind by Apple's compiler. We do this before executing the actions. 1744 rm -rf conftest.dSYM conftest_ipa8_conftest.oo 1745 eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;} 1746 as_fn_set_status $ac_retval 1747 1748 } # ac_fn_c_try_link 1749 1750 # ac_fn_c_check_header_compile LINENO HEADER VAR INCLUDES 1751 # ------------------------------------------------------- 1752 # Tests whether HEADER exists and can be compiled using the include files in 1753 # INCLUDES, setting the cache variable VAR accordingly. 1754 ac_fn_c_check_header_compile () 1755 { 1756 as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack 1757 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5 1758 $as_echo_n "checking for $2... " >&6; } 1759 if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then : 1760 $as_echo_n "(cached) " >&6 1761 else 1762 cat confdefs.h - <<_ACEOF >conftest.$ac_ext 1763 /* end confdefs.h. */ 1764 $4 1765 #include <$2> 1766 _ACEOF 1767 if ac_fn_c_try_compile "$LINENO"; then : 1768 eval "$3=yes" 1769 else 1770 eval "$3=no" 1771 fi 1772 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext 1773 fi 1774 eval ac_res=\$$3 1775 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 1776 $as_echo "$ac_res" >&6; } 1777 eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;} 1778 1779 } # ac_fn_c_check_header_compile 1780 1781 # ac_fn_c_try_run LINENO 1782 # ---------------------- 1783 # Try to link conftest.$ac_ext, and return whether this succeeded. Assumes 1784 # that executables *can* be run. 1785 ac_fn_c_try_run () 1786 { 1787 as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack 1788 if { { ac_try="$ac_link" 1789 case "(($ac_try" in 1790 *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; 1791 *) ac_try_echo=$ac_try;; 1792 esac 1793 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" 1794 $as_echo "$ac_try_echo"; } >&5 1795 (eval "$ac_link") 2>&5 1796 ac_status=$? 1797 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 1798 test $ac_status = 0; } && { ac_try='./conftest$ac_exeext' 1799 { { case "(($ac_try" in 1800 *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; 1801 *) ac_try_echo=$ac_try;; 1802 esac 1803 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" 1804 $as_echo "$ac_try_echo"; } >&5 1805 (eval "$ac_try") 2>&5 1806 ac_status=$? 1807 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 1808 test $ac_status = 0; }; }; then : 1809 ac_retval=0 1810 else 1811 $as_echo "$as_me: program exited with status $ac_status" >&5 1812 $as_echo "$as_me: failed program was:" >&5 1813 sed 's/^/| /' conftest.$ac_ext >&5 1814 1815 ac_retval=$ac_status 1816 fi 1817 rm -rf conftest.dSYM conftest_ipa8_conftest.oo 1818 eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;} 1819 as_fn_set_status $ac_retval 1820 1821 } # ac_fn_c_try_run 1822 1823 # ac_fn_c_check_func LINENO FUNC VAR 1824 # ---------------------------------- 1825 # Tests whether FUNC exists, setting the cache variable VAR accordingly 1826 ac_fn_c_check_func () 1827 { 1828 as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack 1829 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5 1830 $as_echo_n "checking for $2... " >&6; } 1831 if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then : 1832 $as_echo_n "(cached) " >&6 1833 else 1834 cat confdefs.h - <<_ACEOF >conftest.$ac_ext 1835 /* end confdefs.h. */ 1836 /* Define $2 to an innocuous variant, in case <limits.h> declares $2. 1837 For example, HP-UX 11i <limits.h> declares gettimeofday. */ 1838 #define $2 innocuous_$2 1839 1840 /* System header to define __stub macros and hopefully few prototypes, 1841 which can conflict with char $2 (); below. 1842 Prefer <limits.h> to <assert.h> if __STDC__ is defined, since 1843 <limits.h> exists even on freestanding compilers. */ 1844 1845 #ifdef __STDC__ 1846 # include <limits.h> 1847 #else 1848 # include <assert.h> 1849 #endif 1850 1851 #undef $2 1852 1853 /* Override any GCC internal prototype to avoid an error. 1854 Use char because int might match the return type of a GCC 1855 builtin and then its argument prototype would still apply. */ 1856 #ifdef __cplusplus 1857 extern "C" 1858 #endif 1859 char $2 (); 1860 /* The GNU C library defines this for functions which it implements 1861 to always fail with ENOSYS. Some functions are actually named 1862 something starting with __ and the normal name is an alias. */ 1863 #if defined __stub_$2 || defined __stub___$2 1864 choke me 1865 #endif 1866 1867 int 1868 main () 1869 { 1870 return $2 (); 1871 ; 1872 return 0; 1873 } 1874 _ACEOF 1875 if ac_fn_c_try_link "$LINENO"; then : 1876 eval "$3=yes" 1877 else 1878 eval "$3=no" 1879 fi 1880 rm -f core conftest.err conftest.$ac_objext \ 1881 conftest$ac_exeext conftest.$ac_ext 1882 fi 1883 eval ac_res=\$$3 1884 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 1885 $as_echo "$ac_res" >&6; } 1886 eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;} 1887 1888 } # ac_fn_c_check_func 1889 1890 # ac_fn_c_check_header_mongrel LINENO HEADER VAR INCLUDES 1891 # ------------------------------------------------------- 1892 # Tests whether HEADER exists, giving a warning if it cannot be compiled using 1893 # the include files in INCLUDES and setting the cache variable VAR 1894 # accordingly. 1895 ac_fn_c_check_header_mongrel () 1896 { 1897 as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack 1898 if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then : 1899 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5 1900 $as_echo_n "checking for $2... " >&6; } 1901 if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then : 1902 $as_echo_n "(cached) " >&6 1903 fi 1904 eval ac_res=\$$3 1905 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 1906 $as_echo "$ac_res" >&6; } 1907 else 1908 # Is the header compilable? 1909 { $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 usability" >&5 1910 $as_echo_n "checking $2 usability... " >&6; } 1911 cat confdefs.h - <<_ACEOF >conftest.$ac_ext 1912 /* end confdefs.h. */ 1913 $4 1914 #include <$2> 1915 _ACEOF 1916 if ac_fn_c_try_compile "$LINENO"; then : 1917 ac_header_compiler=yes 1918 else 1919 ac_header_compiler=no 1920 fi 1921 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext 1922 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_compiler" >&5 1923 $as_echo "$ac_header_compiler" >&6; } 1924 1925 # Is the header present? 1926 { $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 presence" >&5 1927 $as_echo_n "checking $2 presence... " >&6; } 1928 cat confdefs.h - <<_ACEOF >conftest.$ac_ext 1929 /* end confdefs.h. */ 1930 #include <$2> 1931 _ACEOF 1932 if ac_fn_c_try_cpp "$LINENO"; then : 1933 ac_header_preproc=yes 1934 else 1935 ac_header_preproc=no 1936 fi 1937 rm -f conftest.err conftest.$ac_ext 1938 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_preproc" >&5 1939 $as_echo "$ac_header_preproc" >&6; } 1940 1941 # So? What about this header? 1942 case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in #(( 1943 yes:no: ) 1944 { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&5 1945 $as_echo "$as_me: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&2;} 1946 { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5 1947 $as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;} 1948 ;; 1949 no:yes:* ) 1950 { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: present but cannot be compiled" >&5 1951 $as_echo "$as_me: WARNING: $2: present but cannot be compiled" >&2;} 1952 { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: check for missing prerequisite headers?" >&5 1953 $as_echo "$as_me: WARNING: $2: check for missing prerequisite headers?" >&2;} 1954 { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: see the Autoconf documentation" >&5 1955 $as_echo "$as_me: WARNING: $2: see the Autoconf documentation" >&2;} 1956 { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: section \"Present But Cannot Be Compiled\"" >&5 1957 $as_echo "$as_me: WARNING: $2: section \"Present But Cannot Be Compiled\"" >&2;} 1958 { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5 1959 $as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;} 1960 ( cat <<\_ASBOX 1961 ## ------------------------------------------------------ ## 1962 ## Report this to png-mng-implement (at] lists.sourceforge.net ## 1963 ## ------------------------------------------------------ ## 1964 _ASBOX 1965 ) | sed "s/^/$as_me: WARNING: /" >&2 1966 ;; 1967 esac 1968 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5 1969 $as_echo_n "checking for $2... " >&6; } 1970 if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then : 1971 $as_echo_n "(cached) " >&6 1972 else 1973 eval "$3=\$ac_header_compiler" 1974 fi 1975 eval ac_res=\$$3 1976 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 1977 $as_echo "$ac_res" >&6; } 1978 fi 1979 eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;} 1980 1981 } # ac_fn_c_check_header_mongrel 1982 1983 # ac_fn_c_check_type LINENO TYPE VAR INCLUDES 1984 # ------------------------------------------- 1985 # Tests whether TYPE exists after having included INCLUDES, setting cache 1986 # variable VAR accordingly. 1987 ac_fn_c_check_type () 1988 { 1989 as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack 1990 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5 1991 $as_echo_n "checking for $2... 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Make sure there is not a broken 2543 alias in your environment" "$LINENO" 5 2544 fi 2545 2546 test "$2" = conftest.file 2547 ) 2548 then 2549 # Ok. 2550 : 2551 else 2552 as_fn_error "newly created file is older than distributed files! 2553 Check your system clock" "$LINENO" 5 2554 fi 2555 { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 2556 $as_echo "yes" >&6; } 2557 test "$program_prefix" != NONE && 2558 program_transform_name="s&^&$program_prefix&;$program_transform_name" 2559 # Use a double $ so make ignores it. 2560 test "$program_suffix" != NONE && 2561 program_transform_name="s&\$&$program_suffix&;$program_transform_name" 2562 # Double any \ or $. 2563 # By default was `s,x,x', remove it if useless. 2564 ac_script='s/[\\$]/&&/g;s/;s,x,x,$//' 2565 program_transform_name=`$as_echo "$program_transform_name" | sed "$ac_script"` 2566 2567 # expand $ac_aux_dir to an absolute path 2568 am_aux_dir=`cd $ac_aux_dir && pwd` 2569 2570 if test x"${MISSING+set}" != xset; then 2571 case $am_aux_dir in 2572 *\ * | *\ *) 2573 MISSING="\${SHELL} \"$am_aux_dir/missing\"" ;; 2574 *) 2575 MISSING="\${SHELL} $am_aux_dir/missing" ;; 2576 esac 2577 fi 2578 # Use eval to expand $SHELL 2579 if eval "$MISSING --run true"; then 2580 am_missing_run="$MISSING --run " 2581 else 2582 am_missing_run= 2583 { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \`missing' script is too old or missing" >&5 2584 $as_echo "$as_me: WARNING: \`missing' script is too old or missing" >&2;} 2585 fi 2586 2587 if test x"${install_sh}" != xset; then 2588 case $am_aux_dir in 2589 *\ * | *\ *) 2590 install_sh="\${SHELL} '$am_aux_dir/install-sh'" ;; 2591 *) 2592 install_sh="\${SHELL} $am_aux_dir/install-sh" 2593 esac 2594 fi 2595 2596 # Installed binaries are usually stripped using `strip' when the user 2597 # run `make install-strip'. However `strip' might not be the right 2598 # tool to use in cross-compilation environments, therefore Automake 2599 # will honor the `STRIP' environment variable to overrule this program. 2600 if test "$cross_compiling" != no; then 2601 if test -n "$ac_tool_prefix"; then 2602 # Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args. 2603 set dummy ${ac_tool_prefix}strip; ac_word=$2 2604 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 2605 $as_echo_n "checking for $ac_word... " >&6; } 2606 if test "${ac_cv_prog_STRIP+set}" = set; then : 2607 $as_echo_n "(cached) " >&6 2608 else 2609 if test -n "$STRIP"; then 2610 ac_cv_prog_STRIP="$STRIP" # Let the user override the test. 2611 else 2612 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR 2613 for as_dir in $PATH 2614 do 2615 IFS=$as_save_IFS 2616 test -z "$as_dir" && as_dir=. 2617 for ac_exec_ext in '' $ac_executable_extensions; do 2618 if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then 2619 ac_cv_prog_STRIP="${ac_tool_prefix}strip" 2620 $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 2621 break 2 2622 fi 2623 done 2624 done 2625 IFS=$as_save_IFS 2626 2627 fi 2628 fi 2629 STRIP=$ac_cv_prog_STRIP 2630 if test -n "$STRIP"; then 2631 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $STRIP" >&5 2632 $as_echo "$STRIP" >&6; } 2633 else 2634 { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 2635 $as_echo "no" >&6; } 2636 fi 2637 2638 2639 fi 2640 if test -z "$ac_cv_prog_STRIP"; then 2641 ac_ct_STRIP=$STRIP 2642 # Extract the first word of "strip", so it can be a program name with args. 2643 set dummy strip; ac_word=$2 2644 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 2645 $as_echo_n "checking for $ac_word... " >&6; } 2646 if test "${ac_cv_prog_ac_ct_STRIP+set}" = set; then : 2647 $as_echo_n "(cached) " >&6 2648 else 2649 if test -n "$ac_ct_STRIP"; then 2650 ac_cv_prog_ac_ct_STRIP="$ac_ct_STRIP" # Let the user override the test. 2651 else 2652 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR 2653 for as_dir in $PATH 2654 do 2655 IFS=$as_save_IFS 2656 test -z "$as_dir" && as_dir=. 2657 for ac_exec_ext in '' $ac_executable_extensions; do 2658 if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then 2659 ac_cv_prog_ac_ct_STRIP="strip" 2660 $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 2661 break 2 2662 fi 2663 done 2664 done 2665 IFS=$as_save_IFS 2666 2667 fi 2668 fi 2669 ac_ct_STRIP=$ac_cv_prog_ac_ct_STRIP 2670 if test -n "$ac_ct_STRIP"; then 2671 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_STRIP" >&5 2672 $as_echo "$ac_ct_STRIP" >&6; } 2673 else 2674 { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 2675 $as_echo "no" >&6; } 2676 fi 2677 2678 if test "x$ac_ct_STRIP" = x; then 2679 STRIP=":" 2680 else 2681 case $cross_compiling:$ac_tool_warned in 2682 yes:) 2683 { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 2684 $as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} 2685 ac_tool_warned=yes ;; 2686 esac 2687 STRIP=$ac_ct_STRIP 2688 fi 2689 else 2690 STRIP="$ac_cv_prog_STRIP" 2691 fi 2692 2693 fi 2694 INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s" 2695 2696 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a thread-safe mkdir -p" >&5 2697 $as_echo_n "checking for a thread-safe mkdir -p... " >&6; } 2698 if test -z "$MKDIR_P"; then 2699 if test "${ac_cv_path_mkdir+set}" = set; then : 2700 $as_echo_n "(cached) " >&6 2701 else 2702 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR 2703 for as_dir in $PATH$PATH_SEPARATOR/opt/sfw/bin 2704 do 2705 IFS=$as_save_IFS 2706 test -z "$as_dir" && as_dir=. 2707 for ac_prog in mkdir gmkdir; do 2708 for ac_exec_ext in '' $ac_executable_extensions; do 2709 { test -f "$as_dir/$ac_prog$ac_exec_ext" && $as_test_x "$as_dir/$ac_prog$ac_exec_ext"; } || continue 2710 case `"$as_dir/$ac_prog$ac_exec_ext" --version 2>&1` in #( 2711 'mkdir (GNU coreutils) '* | \ 2712 'mkdir (coreutils) '* | \ 2713 'mkdir (fileutils) '4.1*) 2714 ac_cv_path_mkdir=$as_dir/$ac_prog$ac_exec_ext 2715 break 3;; 2716 esac 2717 done 2718 done 2719 done 2720 IFS=$as_save_IFS 2721 2722 fi 2723 2724 test -d ./--version && rmdir ./--version 2725 if test "${ac_cv_path_mkdir+set}" = set; then 2726 MKDIR_P="$ac_cv_path_mkdir -p" 2727 else 2728 # As a last resort, use the slow shell script. Don't cache a 2729 # value for MKDIR_P within a source directory, because that will 2730 # break other packages using the cache if that directory is 2731 # removed, or if the value is a relative name. 2732 MKDIR_P="$ac_install_sh -d" 2733 fi 2734 fi 2735 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $MKDIR_P" >&5 2736 $as_echo "$MKDIR_P" >&6; } 2737 2738 mkdir_p="$MKDIR_P" 2739 case $mkdir_p in 2740 [\\/$]* | ?:[\\/]*) ;; 2741 */*) mkdir_p="\$(top_builddir)/$mkdir_p" ;; 2742 esac 2743 2744 for ac_prog in gawk mawk nawk awk 2745 do 2746 # Extract the first word of "$ac_prog", so it can be a program name with args. 2747 set dummy $ac_prog; ac_word=$2 2748 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 2749 $as_echo_n "checking for $ac_word... " >&6; } 2750 if test "${ac_cv_prog_AWK+set}" = set; then : 2751 $as_echo_n "(cached) " >&6 2752 else 2753 if test -n "$AWK"; then 2754 ac_cv_prog_AWK="$AWK" # Let the user override the test. 2755 else 2756 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR 2757 for as_dir in $PATH 2758 do 2759 IFS=$as_save_IFS 2760 test -z "$as_dir" && as_dir=. 2761 for ac_exec_ext in '' $ac_executable_extensions; do 2762 if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then 2763 ac_cv_prog_AWK="$ac_prog" 2764 $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 2765 break 2 2766 fi 2767 done 2768 done 2769 IFS=$as_save_IFS 2770 2771 fi 2772 fi 2773 AWK=$ac_cv_prog_AWK 2774 if test -n "$AWK"; then 2775 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AWK" >&5 2776 $as_echo "$AWK" >&6; } 2777 else 2778 { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 2779 $as_echo "no" >&6; } 2780 fi 2781 2782 2783 test -n "$AWK" && break 2784 done 2785 2786 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ${MAKE-make} sets \$(MAKE)" >&5 2787 $as_echo_n "checking whether ${MAKE-make} sets \$(MAKE)... " >&6; } 2788 set x ${MAKE-make} 2789 ac_make=`$as_echo "$2" | sed 's/+/p/g; s/[^a-zA-Z0-9_]/_/g'` 2790 if { as_var=ac_cv_prog_make_${ac_make}_set; eval "test \"\${$as_var+set}\" = set"; }; then : 2791 $as_echo_n "(cached) " >&6 2792 else 2793 cat >conftest.make <<\_ACEOF 2794 SHELL = /bin/sh 2795 all: 2796 @echo '@@@%%%=$(MAKE)=@@@%%%' 2797 _ACEOF 2798 # GNU make sometimes prints "make[1]: Entering...", which would confuse us. 2799 case `${MAKE-make} -f conftest.make 2>/dev/null` in 2800 *@@@%%%=?*=@@@%%%*) 2801 eval ac_cv_prog_make_${ac_make}_set=yes;; 2802 *) 2803 eval ac_cv_prog_make_${ac_make}_set=no;; 2804 esac 2805 rm -f conftest.make 2806 fi 2807 if eval test \$ac_cv_prog_make_${ac_make}_set = yes; then 2808 { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 2809 $as_echo "yes" >&6; } 2810 SET_MAKE= 2811 else 2812 { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 2813 $as_echo "no" >&6; } 2814 SET_MAKE="MAKE=${MAKE-make}" 2815 fi 2816 2817 rm -rf .tst 2>/dev/null 2818 mkdir .tst 2>/dev/null 2819 if test -d .tst; then 2820 am__leading_dot=. 2821 else 2822 am__leading_dot=_ 2823 fi 2824 rmdir .tst 2>/dev/null 2825 2826 if test "`cd $srcdir && pwd`" != "`pwd`"; then 2827 # Use -I$(srcdir) only when $(srcdir) != ., so that make's output 2828 # is not polluted with repeated "-I." 2829 am__isrc=' -I$(srcdir)' 2830 # test to see if srcdir already configured 2831 if test -f $srcdir/config.status; then 2832 as_fn_error "source directory already configured; run \"make distclean\" there first" "$LINENO" 5 2833 fi 2834 fi 2835 2836 # test whether we have cygpath 2837 if test -z "$CYGPATH_W"; then 2838 if (cygpath --version) >/dev/null 2>/dev/null; then 2839 CYGPATH_W='cygpath -w' 2840 else 2841 CYGPATH_W=echo 2842 fi 2843 fi 2844 2845 2846 # Define the identity of the package. 2847 PACKAGE='libpng' 2848 VERSION='1.2.46' 2849 2850 2851 cat >>confdefs.h <<_ACEOF 2852 #define PACKAGE "$PACKAGE" 2853 _ACEOF 2854 2855 2856 cat >>confdefs.h <<_ACEOF 2857 #define VERSION "$VERSION" 2858 _ACEOF 2859 2860 # Some tools Automake needs. 2861 2862 ACLOCAL=${ACLOCAL-"${am_missing_run}aclocal-${am__api_version}"} 2863 2864 2865 AUTOCONF=${AUTOCONF-"${am_missing_run}autoconf"} 2866 2867 2868 AUTOMAKE=${AUTOMAKE-"${am_missing_run}automake-${am__api_version}"} 2869 2870 2871 AUTOHEADER=${AUTOHEADER-"${am_missing_run}autoheader"} 2872 2873 2874 MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"} 2875 2876 # We need awk for the "check" target. The system "awk" is bad on 2877 # some platforms. 2878 # Always define AMTAR for backward compatibility. 2879 2880 AMTAR=${AMTAR-"${am_missing_run}tar"} 2881 2882 am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -' 2883 2884 2885 2886 2887 2888 2889 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable maintainer-specific portions of Makefiles" >&5 2890 $as_echo_n "checking whether to enable maintainer-specific portions of Makefiles... " >&6; } 2891 # Check whether --enable-maintainer-mode was given. 2892 if test "${enable_maintainer_mode+set}" = set; then : 2893 enableval=$enable_maintainer_mode; USE_MAINTAINER_MODE=$enableval 2894 else 2895 USE_MAINTAINER_MODE=no 2896 fi 2897 2898 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $USE_MAINTAINER_MODE" >&5 2899 $as_echo "$USE_MAINTAINER_MODE" >&6; } 2900 if test $USE_MAINTAINER_MODE = yes; then 2901 MAINTAINER_MODE_TRUE= 2902 MAINTAINER_MODE_FALSE='#' 2903 else 2904 MAINTAINER_MODE_TRUE='#' 2905 MAINTAINER_MODE_FALSE= 2906 fi 2907 2908 MAINT=$MAINTAINER_MODE_TRUE 2909 2910 2911 2912 PNGLIB_VERSION=1.2.46 2913 PNGLIB_MAJOR=1 2914 PNGLIB_MINOR=2 2915 PNGLIB_RELEASE=46 2916 2917 2918 2919 ac_config_headers="$ac_config_headers config.h" 2920 2921 2922 # Checks for programs. 2923 ac_ext=c 2924 ac_cpp='$CPP $CPPFLAGS' 2925 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' 2926 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' 2927 ac_compiler_gnu=$ac_cv_c_compiler_gnu 2928 if test -n "$ac_tool_prefix"; then 2929 # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args. 2930 set dummy ${ac_tool_prefix}gcc; ac_word=$2 2931 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 2932 $as_echo_n "checking for $ac_word... " >&6; } 2933 if test "${ac_cv_prog_CC+set}" = set; then : 2934 $as_echo_n "(cached) " >&6 2935 else 2936 if test -n "$CC"; then 2937 ac_cv_prog_CC="$CC" # Let the user override the test. 2938 else 2939 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR 2940 for as_dir in $PATH 2941 do 2942 IFS=$as_save_IFS 2943 test -z "$as_dir" && as_dir=. 2944 for ac_exec_ext in '' $ac_executable_extensions; do 2945 if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then 2946 ac_cv_prog_CC="${ac_tool_prefix}gcc" 2947 $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 2948 break 2 2949 fi 2950 done 2951 done 2952 IFS=$as_save_IFS 2953 2954 fi 2955 fi 2956 CC=$ac_cv_prog_CC 2957 if test -n "$CC"; then 2958 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 2959 $as_echo "$CC" >&6; } 2960 else 2961 { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 2962 $as_echo "no" >&6; } 2963 fi 2964 2965 2966 fi 2967 if test -z "$ac_cv_prog_CC"; then 2968 ac_ct_CC=$CC 2969 # Extract the first word of "gcc", so it can be a program name with args. 2970 set dummy gcc; ac_word=$2 2971 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 2972 $as_echo_n "checking for $ac_word... " >&6; } 2973 if test "${ac_cv_prog_ac_ct_CC+set}" = set; then : 2974 $as_echo_n "(cached) " >&6 2975 else 2976 if test -n "$ac_ct_CC"; then 2977 ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. 2978 else 2979 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR 2980 for as_dir in $PATH 2981 do 2982 IFS=$as_save_IFS 2983 test -z "$as_dir" && as_dir=. 2984 for ac_exec_ext in '' $ac_executable_extensions; do 2985 if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then 2986 ac_cv_prog_ac_ct_CC="gcc" 2987 $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 2988 break 2 2989 fi 2990 done 2991 done 2992 IFS=$as_save_IFS 2993 2994 fi 2995 fi 2996 ac_ct_CC=$ac_cv_prog_ac_ct_CC 2997 if test -n "$ac_ct_CC"; then 2998 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5 2999 $as_echo "$ac_ct_CC" >&6; } 3000 else 3001 { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 3002 $as_echo "no" >&6; } 3003 fi 3004 3005 if test "x$ac_ct_CC" = x; then 3006 CC="" 3007 else 3008 case $cross_compiling:$ac_tool_warned in 3009 yes:) 3010 { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 3011 $as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} 3012 ac_tool_warned=yes ;; 3013 esac 3014 CC=$ac_ct_CC 3015 fi 3016 else 3017 CC="$ac_cv_prog_CC" 3018 fi 3019 3020 if test -z "$CC"; then 3021 if test -n "$ac_tool_prefix"; then 3022 # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args. 3023 set dummy ${ac_tool_prefix}cc; ac_word=$2 3024 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 3025 $as_echo_n "checking for $ac_word... " >&6; } 3026 if test "${ac_cv_prog_CC+set}" = set; then : 3027 $as_echo_n "(cached) " >&6 3028 else 3029 if test -n "$CC"; then 3030 ac_cv_prog_CC="$CC" # Let the user override the test. 3031 else 3032 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR 3033 for as_dir in $PATH 3034 do 3035 IFS=$as_save_IFS 3036 test -z "$as_dir" && as_dir=. 3037 for ac_exec_ext in '' $ac_executable_extensions; do 3038 if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then 3039 ac_cv_prog_CC="${ac_tool_prefix}cc" 3040 $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 3041 break 2 3042 fi 3043 done 3044 done 3045 IFS=$as_save_IFS 3046 3047 fi 3048 fi 3049 CC=$ac_cv_prog_CC 3050 if test -n "$CC"; then 3051 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 3052 $as_echo "$CC" >&6; } 3053 else 3054 { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 3055 $as_echo "no" >&6; } 3056 fi 3057 3058 3059 fi 3060 fi 3061 if test -z "$CC"; then 3062 # Extract the first word of "cc", so it can be a program name with args. 3063 set dummy cc; ac_word=$2 3064 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 3065 $as_echo_n "checking for $ac_word... " >&6; } 3066 if test "${ac_cv_prog_CC+set}" = set; then : 3067 $as_echo_n "(cached) " >&6 3068 else 3069 if test -n "$CC"; then 3070 ac_cv_prog_CC="$CC" # Let the user override the test. 3071 else 3072 ac_prog_rejected=no 3073 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR 3074 for as_dir in $PATH 3075 do 3076 IFS=$as_save_IFS 3077 test -z "$as_dir" && as_dir=. 3078 for ac_exec_ext in '' $ac_executable_extensions; do 3079 if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then 3080 if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then 3081 ac_prog_rejected=yes 3082 continue 3083 fi 3084 ac_cv_prog_CC="cc" 3085 $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 3086 break 2 3087 fi 3088 done 3089 done 3090 IFS=$as_save_IFS 3091 3092 if test $ac_prog_rejected = yes; then 3093 # We found a bogon in the path, so make sure we never use it. 3094 set dummy $ac_cv_prog_CC 3095 shift 3096 if test $# != 0; then 3097 # We chose a different compiler from the bogus one. 3098 # However, it has the same basename, so the bogon will be chosen 3099 # first if we set CC to just the basename; use the full file name. 3100 shift 3101 ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@" 3102 fi 3103 fi 3104 fi 3105 fi 3106 CC=$ac_cv_prog_CC 3107 if test -n "$CC"; then 3108 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 3109 $as_echo "$CC" >&6; } 3110 else 3111 { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 3112 $as_echo "no" >&6; } 3113 fi 3114 3115 3116 fi 3117 if test -z "$CC"; then 3118 if test -n "$ac_tool_prefix"; then 3119 for ac_prog in cl.exe 3120 do 3121 # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args. 3122 set dummy $ac_tool_prefix$ac_prog; ac_word=$2 3123 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 3124 $as_echo_n "checking for $ac_word... " >&6; } 3125 if test "${ac_cv_prog_CC+set}" = set; then : 3126 $as_echo_n "(cached) " >&6 3127 else 3128 if test -n "$CC"; then 3129 ac_cv_prog_CC="$CC" # Let the user override the test. 3130 else 3131 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR 3132 for as_dir in $PATH 3133 do 3134 IFS=$as_save_IFS 3135 test -z "$as_dir" && as_dir=. 3136 for ac_exec_ext in '' $ac_executable_extensions; do 3137 if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then 3138 ac_cv_prog_CC="$ac_tool_prefix$ac_prog" 3139 $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 3140 break 2 3141 fi 3142 done 3143 done 3144 IFS=$as_save_IFS 3145 3146 fi 3147 fi 3148 CC=$ac_cv_prog_CC 3149 if test -n "$CC"; then 3150 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 3151 $as_echo "$CC" >&6; } 3152 else 3153 { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 3154 $as_echo "no" >&6; } 3155 fi 3156 3157 3158 test -n "$CC" && break 3159 done 3160 fi 3161 if test -z "$CC"; then 3162 ac_ct_CC=$CC 3163 for ac_prog in cl.exe 3164 do 3165 # Extract the first word of "$ac_prog", so it can be a program name with args. 3166 set dummy $ac_prog; ac_word=$2 3167 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 3168 $as_echo_n "checking for $ac_word... " >&6; } 3169 if test "${ac_cv_prog_ac_ct_CC+set}" = set; then : 3170 $as_echo_n "(cached) " >&6 3171 else 3172 if test -n "$ac_ct_CC"; then 3173 ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. 3174 else 3175 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR 3176 for as_dir in $PATH 3177 do 3178 IFS=$as_save_IFS 3179 test -z "$as_dir" && as_dir=. 3180 for ac_exec_ext in '' $ac_executable_extensions; do 3181 if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then 3182 ac_cv_prog_ac_ct_CC="$ac_prog" 3183 $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 3184 break 2 3185 fi 3186 done 3187 done 3188 IFS=$as_save_IFS 3189 3190 fi 3191 fi 3192 ac_ct_CC=$ac_cv_prog_ac_ct_CC 3193 if test -n "$ac_ct_CC"; then 3194 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5 3195 $as_echo "$ac_ct_CC" >&6; } 3196 else 3197 { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 3198 $as_echo "no" >&6; } 3199 fi 3200 3201 3202 test -n "$ac_ct_CC" && break 3203 done 3204 3205 if test "x$ac_ct_CC" = x; then 3206 CC="" 3207 else 3208 case $cross_compiling:$ac_tool_warned in 3209 yes:) 3210 { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 3211 $as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} 3212 ac_tool_warned=yes ;; 3213 esac 3214 CC=$ac_ct_CC 3215 fi 3216 fi 3217 3218 fi 3219 3220 3221 test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 3222 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;} 3223 as_fn_error "no acceptable C compiler found in \$PATH 3224 See \`config.log' for more details." "$LINENO" 5; } 3225 3226 # Provide some information about the compiler. 3227 $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5 3228 set X $ac_compile 3229 ac_compiler=$2 3230 for ac_option in --version -v -V -qversion; do 3231 { { ac_try="$ac_compiler $ac_option >&5" 3232 case "(($ac_try" in 3233 *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; 3234 *) ac_try_echo=$ac_try;; 3235 esac 3236 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" 3237 $as_echo "$ac_try_echo"; } >&5 3238 (eval "$ac_compiler $ac_option >&5") 2>conftest.err 3239 ac_status=$? 3240 if test -s conftest.err; then 3241 sed '10a\ 3242 ... rest of stderr output deleted ... 3243 10q' conftest.err >conftest.er1 3244 cat conftest.er1 >&5 3245 fi 3246 rm -f conftest.er1 conftest.err 3247 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 3248 test $ac_status = 0; } 3249 done 3250 3251 cat confdefs.h - <<_ACEOF >conftest.$ac_ext 3252 /* end confdefs.h. */ 3253 3254 int 3255 main () 3256 { 3257 3258 ; 3259 return 0; 3260 } 3261 _ACEOF 3262 ac_clean_files_save=$ac_clean_files 3263 ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out" 3264 # Try to create an executable without -o first, disregard a.out. 3265 # It will help us diagnose broken compilers, and finding out an intuition 3266 # of exeext. 3267 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5 3268 $as_echo_n "checking whether the C compiler works... " >&6; } 3269 ac_link_default=`$as_echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'` 3270 3271 # The possible output files: 3272 ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*" 3273 3274 ac_rmfiles= 3275 for ac_file in $ac_files 3276 do 3277 case $ac_file in 3278 *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;; 3279 * ) ac_rmfiles="$ac_rmfiles $ac_file";; 3280 esac 3281 done 3282 rm -f $ac_rmfiles 3283 3284 if { { ac_try="$ac_link_default" 3285 case "(($ac_try" in 3286 *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; 3287 *) ac_try_echo=$ac_try;; 3288 esac 3289 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" 3290 $as_echo "$ac_try_echo"; } >&5 3291 (eval "$ac_link_default") 2>&5 3292 ac_status=$? 3293 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 3294 test $ac_status = 0; }; then : 3295 # Autoconf-2.13 could set the ac_cv_exeext variable to `no'. 3296 # So ignore a value of `no', otherwise this would lead to `EXEEXT = no' 3297 # in a Makefile. We should not override ac_cv_exeext if it was cached, 3298 # so that the user can short-circuit this test for compilers unknown to 3299 # Autoconf. 3300 for ac_file in $ac_files '' 3301 do 3302 test -f "$ac_file" || continue 3303 case $ac_file in 3304 *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) 3305 ;; 3306 [ab].out ) 3307 # We found the default executable, but exeext='' is most 3308 # certainly right. 3309 break;; 3310 *.* ) 3311 if test "${ac_cv_exeext+set}" = set && test "$ac_cv_exeext" != no; 3312 then :; else 3313 ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'` 3314 fi 3315 # We set ac_cv_exeext here because the later test for it is not 3316 # safe: cross compilers may not add the suffix if given an `-o' 3317 # argument, so we may need to know it at that point already. 3318 # Even if this section looks crufty: it has the advantage of 3319 # actually working. 3320 break;; 3321 * ) 3322 break;; 3323 esac 3324 done 3325 test "$ac_cv_exeext" = no && ac_cv_exeext= 3326 3327 else 3328 ac_file='' 3329 fi 3330 if test -z "$ac_file"; then : 3331 { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 3332 $as_echo "no" >&6; } 3333 $as_echo "$as_me: failed program was:" >&5 3334 sed 's/^/| /' conftest.$ac_ext >&5 3335 3336 { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 3337 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;} 3338 { as_fn_set_status 77 3339 as_fn_error "C compiler cannot create executables 3340 See \`config.log' for more details." "$LINENO" 5; }; } 3341 else 3342 { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 3343 $as_echo "yes" >&6; } 3344 fi 3345 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5 3346 $as_echo_n "checking for C compiler default output file name... " >&6; } 3347 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5 3348 $as_echo "$ac_file" >&6; } 3349 ac_exeext=$ac_cv_exeext 3350 3351 rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out 3352 ac_clean_files=$ac_clean_files_save 3353 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5 3354 $as_echo_n "checking for suffix of executables... " >&6; } 3355 if { { ac_try="$ac_link" 3356 case "(($ac_try" in 3357 *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; 3358 *) ac_try_echo=$ac_try;; 3359 esac 3360 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" 3361 $as_echo "$ac_try_echo"; } >&5 3362 (eval "$ac_link") 2>&5 3363 ac_status=$? 3364 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 3365 test $ac_status = 0; }; then : 3366 # If both `conftest.exe' and `conftest' are `present' (well, observable) 3367 # catch `conftest.exe'. For instance with Cygwin, `ls conftest' will 3368 # work properly (i.e., refer to `conftest.exe'), while it won't with 3369 # `rm'. 3370 for ac_file in conftest.exe conftest conftest.*; do 3371 test -f "$ac_file" || continue 3372 case $ac_file in 3373 *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;; 3374 *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'` 3375 break;; 3376 * ) break;; 3377 esac 3378 done 3379 else 3380 { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 3381 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;} 3382 as_fn_error "cannot compute suffix of executables: cannot compile and link 3383 See \`config.log' for more details." "$LINENO" 5; } 3384 fi 3385 rm -f conftest conftest$ac_cv_exeext 3386 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5 3387 $as_echo "$ac_cv_exeext" >&6; } 3388 3389 rm -f conftest.$ac_ext 3390 EXEEXT=$ac_cv_exeext 3391 ac_exeext=$EXEEXT 3392 cat confdefs.h - <<_ACEOF >conftest.$ac_ext 3393 /* end confdefs.h. */ 3394 #include <stdio.h> 3395 int 3396 main () 3397 { 3398 FILE *f = fopen ("conftest.out", "w"); 3399 return ferror (f) || fclose (f) != 0; 3400 3401 ; 3402 return 0; 3403 } 3404 _ACEOF 3405 ac_clean_files="$ac_clean_files conftest.out" 3406 # Check that the compiler produces executables we can run. If not, either 3407 # the compiler is broken, or we cross compile. 3408 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5 3409 $as_echo_n "checking whether we are cross compiling... " >&6; } 3410 if test "$cross_compiling" != yes; then 3411 { { ac_try="$ac_link" 3412 case "(($ac_try" in 3413 *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; 3414 *) ac_try_echo=$ac_try;; 3415 esac 3416 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" 3417 $as_echo "$ac_try_echo"; } >&5 3418 (eval "$ac_link") 2>&5 3419 ac_status=$? 3420 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 3421 test $ac_status = 0; } 3422 if { ac_try='./conftest$ac_cv_exeext' 3423 { { case "(($ac_try" in 3424 *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; 3425 *) ac_try_echo=$ac_try;; 3426 esac 3427 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" 3428 $as_echo "$ac_try_echo"; } >&5 3429 (eval "$ac_try") 2>&5 3430 ac_status=$? 3431 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 3432 test $ac_status = 0; }; }; then 3433 cross_compiling=no 3434 else 3435 if test "$cross_compiling" = maybe; then 3436 cross_compiling=yes 3437 else 3438 { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 3439 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;} 3440 as_fn_error "cannot run C compiled programs. 3441 If you meant to cross compile, use \`--host'. 3442 See \`config.log' for more details." "$LINENO" 5; } 3443 fi 3444 fi 3445 fi 3446 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5 3447 $as_echo "$cross_compiling" >&6; } 3448 3449 rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out 3450 ac_clean_files=$ac_clean_files_save 3451 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5 3452 $as_echo_n "checking for suffix of object files... " >&6; } 3453 if test "${ac_cv_objext+set}" = set; then : 3454 $as_echo_n "(cached) " >&6 3455 else 3456 cat confdefs.h - <<_ACEOF >conftest.$ac_ext 3457 /* end confdefs.h. */ 3458 3459 int 3460 main () 3461 { 3462 3463 ; 3464 return 0; 3465 } 3466 _ACEOF 3467 rm -f conftest.o conftest.obj 3468 if { { ac_try="$ac_compile" 3469 case "(($ac_try" in 3470 *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; 3471 *) ac_try_echo=$ac_try;; 3472 esac 3473 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" 3474 $as_echo "$ac_try_echo"; } >&5 3475 (eval "$ac_compile") 2>&5 3476 ac_status=$? 3477 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 3478 test $ac_status = 0; }; then : 3479 for ac_file in conftest.o conftest.obj conftest.*; do 3480 test -f "$ac_file" || continue; 3481 case $ac_file in 3482 *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM ) ;; 3483 *) ac_cv_objext=`expr "$ac_file" : '.*\.\(.*\)'` 3484 break;; 3485 esac 3486 done 3487 else 3488 $as_echo "$as_me: failed program was:" >&5 3489 sed 's/^/| /' conftest.$ac_ext >&5 3490 3491 { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 3492 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;} 3493 as_fn_error "cannot compute suffix of object files: cannot compile 3494 See \`config.log' for more details." "$LINENO" 5; } 3495 fi 3496 rm -f conftest.$ac_cv_objext conftest.$ac_ext 3497 fi 3498 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5 3499 $as_echo "$ac_cv_objext" >&6; } 3500 OBJEXT=$ac_cv_objext 3501 ac_objext=$OBJEXT 3502 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5 3503 $as_echo_n "checking whether we are using the GNU C compiler... " >&6; } 3504 if test "${ac_cv_c_compiler_gnu+set}" = set; then : 3505 $as_echo_n "(cached) " >&6 3506 else 3507 cat confdefs.h - <<_ACEOF >conftest.$ac_ext 3508 /* end confdefs.h. */ 3509 3510 int 3511 main () 3512 { 3513 #ifndef __GNUC__ 3514 choke me 3515 #endif 3516 3517 ; 3518 return 0; 3519 } 3520 _ACEOF 3521 if ac_fn_c_try_compile "$LINENO"; then : 3522 ac_compiler_gnu=yes 3523 else 3524 ac_compiler_gnu=no 3525 fi 3526 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext 3527 ac_cv_c_compiler_gnu=$ac_compiler_gnu 3528 3529 fi 3530 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5 3531 $as_echo "$ac_cv_c_compiler_gnu" >&6; } 3532 if test $ac_compiler_gnu = yes; then 3533 GCC=yes 3534 else 3535 GCC= 3536 fi 3537 ac_test_CFLAGS=${CFLAGS+set} 3538 ac_save_CFLAGS=$CFLAGS 3539 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5 3540 $as_echo_n "checking whether $CC accepts -g... " >&6; } 3541 if test "${ac_cv_prog_cc_g+set}" = set; then : 3542 $as_echo_n "(cached) " >&6 3543 else 3544 ac_save_c_werror_flag=$ac_c_werror_flag 3545 ac_c_werror_flag=yes 3546 ac_cv_prog_cc_g=no 3547 CFLAGS="-g" 3548 cat confdefs.h - <<_ACEOF >conftest.$ac_ext 3549 /* end con