* config/tc-i386.h <OBJ_MAYBE_ELF, OBJ_MAYBE_COFF>
[binutils.git] / ltconfig
bloba258dcae92e0a6d0a7cbe4eed70638a0f6f29cbe
1 #! /bin/sh
3 # ltconfig - Create a system-specific libtool.
4 # Copyright (C) 1996-1999 Free Software Foundation, Inc.
5 # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
7 # This file is free software; you can redistribute it and/or modify it
8 # under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 2 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful, but
13 # WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 # General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program; if not, write to the Free Software
19 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
21 # As a special exception to the GNU General Public License, if you
22 # distribute this file as part of a program that contains a
23 # configuration script generated by Autoconf, you may include it under
24 # the same distribution terms that you use for the rest of that program.
26 # A lot of this script is taken from autoconf-2.10.
28 # Check that we are running under the correct shell.
29 SHELL=${CONFIG_SHELL-/bin/sh}
30 echo=echo
31 if test "X$1" = X--no-reexec; then
32 # Discard the --no-reexec flag, and continue.
33 shift
34 elif test "X$1" = X--fallback-echo; then
35 # Avoid inline document here, it may be left over
37 elif test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then
38 # Yippee, $echo works!
40 else
41 # Restart under the correct shell.
42 exec "$SHELL" "$0" --no-reexec ${1+"$@"}
45 if test "X$1" = X--fallback-echo; then
46 # used as fallback echo
47 shift
48 cat <<EOF
50 EOF
51 exit 0
54 # Find the correct PATH separator. Usually this is `:', but
55 # DJGPP uses `;' like DOS.
56 if test "X${PATH_SEPARATOR+set}" != Xset; then
57 UNAME=${UNAME-`uname 2>/dev/null`}
58 case X$UNAME in
59 *-DOS) PATH_SEPARATOR=';' ;;
60 *) PATH_SEPARATOR=':' ;;
61 esac
64 # The HP-UX ksh and POSIX shell print the target directory to stdout
65 # if CDPATH is set.
66 if test "X${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
68 if test "X${echo_test_string+set}" != Xset; then
69 # find a string as large as possible, as long as the shell can cope with it
70 for cmd in 'sed 50q "$0"' 'sed 20q "$0"' 'sed 10q "$0"' 'sed 2q "$0"' 'echo test'; do
71 # expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ...
72 if (echo_test_string="`eval $cmd`") 2>/dev/null &&
73 echo_test_string="`eval $cmd`" &&
74 (test "X$echo_test_string" = "X$echo_test_string") 2>/dev/null; then
75 break
77 done
80 if test "X`($echo '\t') 2>/dev/null`" != 'X\t' ||
81 test "X`($echo "$echo_test_string") 2>/dev/null`" != X"$echo_test_string"; then
82 # The Solaris, AIX, and Digital Unix default echo programs unquote
83 # backslashes. This makes it impossible to quote backslashes using
84 # echo "$something" | sed 's/\\/\\\\/g'
86 # So, first we look for a working echo in the user's PATH.
88 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
89 for dir in $PATH /usr/ucb; do
90 if (test -f $dir/echo || test -f $dir/echo$ac_exeext) &&
91 test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' &&
92 test "X`($dir/echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
93 echo="$dir/echo"
94 break
96 done
97 IFS="$save_ifs"
99 if test "X$echo" = Xecho; then
100 # We didn't find a better echo, so look for alternatives.
101 if test "X`(print -r '\t') 2>/dev/null`" = 'X\t' &&
102 test "X`(print -r "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
103 # This shell has a builtin print -r that does the trick.
104 echo='print -r'
105 elif (test -f /bin/ksh || test -f /bin/ksh$ac_exeext) &&
106 test "X$CONFIG_SHELL" != X/bin/ksh; then
107 # If we have ksh, try running ltconfig again with it.
108 ORIGINAL_CONFIG_SHELL="${CONFIG_SHELL-/bin/sh}"
109 export ORIGINAL_CONFIG_SHELL
110 CONFIG_SHELL=/bin/ksh
111 export CONFIG_SHELL
112 exec "$CONFIG_SHELL" "$0" --no-reexec ${1+"$@"}
113 else
114 # Try using printf.
115 echo='printf "%s\n"'
116 if test "X`($echo '\t') 2>/dev/null`" = 'X\t' &&
117 test "X`($echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
118 # Cool, printf works
120 elif test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' &&
121 test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
122 CONFIG_SHELL="$ORIGINAL_CONFIG_SHELL"
123 export CONFIG_SHELL
124 SHELL="$CONFIG_SHELL"
125 export SHELL
126 echo="$CONFIG_SHELL $0 --fallback-echo"
127 elif test "X`("$CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' &&
128 test "X`("$CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
129 echo="$CONFIG_SHELL $0 --fallback-echo"
130 else
131 # maybe with a smaller string...
132 prev=:
134 for cmd in 'echo test' 'sed 2q "$0"' 'sed 10q "$0"' 'sed 20q "$0"' 'sed 50q "$0"'; do
135 if (test "X$echo_test_string" = "X`eval $cmd`") 2>/dev/null; then
136 break
138 prev="$cmd"
139 done
141 if test "$prev" != 'sed 50q "$0"'; then
142 echo_test_string=`eval $prev`
143 export echo_test_string
144 exec "${ORIGINAL_CONFIG_SHELL}" "$0" ${1+"$@"}
145 else
146 # Oops. We lost completely, so just stick with echo.
147 echo=echo
154 # Sed substitution that helps us do robust quoting. It backslashifies
155 # metacharacters that are still active within double-quoted strings.
156 Xsed='sed -e s/^X//'
157 sed_quote_subst='s/\([\\"\\`$\\\\]\)/\\\1/g'
159 # Same as above, but do not quote variable references.
160 double_quote_subst='s/\([\\"\\`\\\\]\)/\\\1/g'
162 # Sed substitution to delay expansion of an escaped shell variable in a
163 # double_quote_subst'ed string.
164 delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
166 # The name of this program.
167 progname=`$echo "X$0" | $Xsed -e 's%^.*/%%'`
169 # Constants:
170 PROGRAM=ltconfig
171 PACKAGE=libtool
172 VERSION=1.3.4
173 TIMESTAMP=" (1.385.2.196 1999/12/07 21:47:57)"
174 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
175 ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
176 rm="rm -f"
178 help="Try \`$progname --help' for more information."
180 # Global variables:
181 default_ofile=libtool
182 can_build_shared=yes
183 enable_shared=yes
184 # All known linkers require a `.a' archive for static linking (except M$VC,
185 # which needs '.lib').
186 enable_static=yes
187 enable_fast_install=yes
188 enable_dlopen=unknown
189 enable_win32_dll=no
190 ltmain=
191 silent=
192 srcdir=
193 ac_config_guess=
194 ac_config_sub=
195 host=
196 nonopt=
197 ofile="$default_ofile"
198 verify_host=yes
199 with_gcc=no
200 with_gnu_ld=no
201 need_locks=yes
202 ac_ext=c
203 objext=o
204 libext=a
205 exeext=
206 cache_file=
208 old_AR="$AR"
209 old_CC="$CC"
210 old_CFLAGS="$CFLAGS"
211 old_CPPFLAGS="$CPPFLAGS"
212 old_LDFLAGS="$LDFLAGS"
213 old_LD="$LD"
214 old_LN_S="$LN_S"
215 old_LIBS="$LIBS"
216 old_NM="$NM"
217 old_RANLIB="$RANLIB"
218 old_DLLTOOL="$DLLTOOL"
219 old_OBJDUMP="$OBJDUMP"
220 old_AS="$AS"
222 # Parse the command line options.
223 args=
224 prev=
225 for option
227 case "$option" in
228 -*=*) optarg=`echo "$option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
229 *) optarg= ;;
230 esac
232 # If the previous option needs an argument, assign it.
233 if test -n "$prev"; then
234 eval "$prev=\$option"
235 prev=
236 continue
239 case "$option" in
240 --help) cat <<EOM
241 Usage: $progname [OPTION]... [HOST [LTMAIN]]
243 Generate a system-specific libtool script.
245 --debug enable verbose shell tracing
246 --disable-shared do not build shared libraries
247 --disable-static do not build static libraries
248 --disable-fast-install do not optimize for fast installation
249 --enable-dlopen enable dlopen support
250 --enable-win32-dll enable building dlls on win32 hosts
251 --help display this help and exit
252 --no-verify do not verify that HOST is a valid host type
253 -o, --output=FILE specify the output file [default=$default_ofile]
254 --quiet same as \`--silent'
255 --silent do not print informational messages
256 --srcdir=DIR find \`config.guess' in DIR
257 --version output version information and exit
258 --with-gcc assume that the GNU C compiler will be used
259 --with-gnu-ld assume that the C compiler uses the GNU linker
260 --disable-lock disable file locking
261 --cache-file=FILE configure cache file
263 LTMAIN is the \`ltmain.sh' shell script fragment or \`ltmain.c' program
264 that provides basic libtool functionality.
266 HOST is the canonical host system name [default=guessed].
268 exit 0
271 --debug)
272 echo "$progname: enabling shell trace mode"
273 set -x
276 --disable-shared) enable_shared=no ;;
278 --disable-static) enable_static=no ;;
280 --disable-fast-install) enable_fast_install=no ;;
282 --enable-dlopen) enable_dlopen=yes ;;
284 --enable-win32-dll) enable_win32_dll=yes ;;
286 --quiet | --silent) silent=yes ;;
288 --srcdir) prev=srcdir ;;
289 --srcdir=*) srcdir="$optarg" ;;
291 --no-verify) verify_host=no ;;
293 --output | -o) prev=ofile ;;
294 --output=*) ofile="$optarg" ;;
296 --version) echo "$PROGRAM (GNU $PACKAGE) $VERSION$TIMESTAMP"; exit 0 ;;
298 --with-gcc) with_gcc=yes ;;
299 --with-gnu-ld) with_gnu_ld=yes ;;
301 --disable-lock) need_locks=no ;;
303 --cache-file=*) cache_file="$optarg" ;;
306 echo "$progname: unrecognized option \`$option'" 1>&2
307 echo "$help" 1>&2
308 exit 1
312 if test -z "$ltmain"; then
313 ltmain="$option"
314 elif test -z "$host"; then
315 # This generates an unnecessary warning for sparc-sun-solaris4.1.3_U1
316 # if test -n "`echo $option| sed 's/[-a-z0-9.]//g'`"; then
317 # echo "$progname: warning \`$option' is not a valid host type" 1>&2
318 # fi
319 host="$option"
320 else
321 echo "$progname: too many arguments" 1>&2
322 echo "$help" 1>&2
323 exit 1
324 fi ;;
325 esac
326 done
328 if test -z "$ltmain"; then
329 echo "$progname: you must specify a LTMAIN file" 1>&2
330 echo "$help" 1>&2
331 exit 1
334 if test ! -f "$ltmain"; then
335 echo "$progname: \`$ltmain' does not exist" 1>&2
336 echo "$help" 1>&2
337 exit 1
340 # Quote any args containing shell metacharacters.
341 ltconfig_args=
342 for arg
344 case "$arg" in
345 *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
346 ltconfig_args="$ltconfig_args '$arg'" ;;
347 *) ltconfig_args="$ltconfig_args $arg" ;;
348 esac
349 done
351 # A relevant subset of AC_INIT.
353 # File descriptor usage:
354 # 0 standard input
355 # 1 file creation
356 # 2 errors and warnings
357 # 3 some systems may open it to /dev/tty
358 # 4 used on the Kubota Titan
359 # 5 compiler messages saved in config.log
360 # 6 checking for... messages and results
361 if test "$silent" = yes; then
362 exec 6>/dev/null
363 else
364 exec 6>&1
366 exec 5>>./config.log
368 # NLS nuisances.
369 # Only set LANG and LC_ALL to C if already set.
370 # These must not be set unconditionally because not all systems understand
371 # e.g. LANG=C (notably SCO).
372 if test "X${LC_ALL+set}" = Xset; then LC_ALL=C; export LC_ALL; fi
373 if test "X${LANG+set}" = Xset; then LANG=C; export LANG; fi
375 if test -n "$cache_file" && test -r "$cache_file"; then
376 echo "loading cache $cache_file within ltconfig"
377 . $cache_file
380 if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
381 # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
382 if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
383 ac_n= ac_c='
384 ' ac_t=' '
385 else
386 ac_n=-n ac_c= ac_t=
388 else
389 ac_n= ac_c='\c' ac_t=
392 if test -z "$srcdir"; then
393 # Assume the source directory is the same one as the path to LTMAIN.
394 srcdir=`$echo "X$ltmain" | $Xsed -e 's%/[^/]*$%%'`
395 test "$srcdir" = "$ltmain" && srcdir=.
398 trap "$rm conftest*; exit 1" 1 2 15
399 if test "$verify_host" = yes; then
400 # Check for config.guess and config.sub.
401 ac_aux_dir=
402 for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
403 if test -f $ac_dir/config.guess; then
404 ac_aux_dir=$ac_dir
405 break
407 done
408 if test -z "$ac_aux_dir"; then
409 echo "$progname: cannot find config.guess in $srcdir $srcdir/.. $srcdir/../.." 1>&2
410 echo "$help" 1>&2
411 exit 1
413 ac_config_guess=$ac_aux_dir/config.guess
414 ac_config_sub=$ac_aux_dir/config.sub
416 # Make sure we can run config.sub.
417 if $SHELL $ac_config_sub sun4 >/dev/null 2>&1; then :
418 else
419 echo "$progname: cannot run $ac_config_sub" 1>&2
420 echo "$help" 1>&2
421 exit 1
424 echo $ac_n "checking host system type""... $ac_c" 1>&6
426 host_alias=$host
427 case "$host_alias" in
429 if host_alias=`$SHELL $ac_config_guess`; then :
430 else
431 echo "$progname: cannot guess host type; you must specify one" 1>&2
432 echo "$help" 1>&2
433 exit 1
434 fi ;;
435 esac
436 host=`$SHELL $ac_config_sub $host_alias`
437 echo "$ac_t$host" 1>&6
439 # Make sure the host verified.
440 test -z "$host" && exit 1
442 elif test -z "$host"; then
443 echo "$progname: you must specify a host type if you use \`--no-verify'" 1>&2
444 echo "$help" 1>&2
445 exit 1
446 else
447 host_alias=$host
450 # Transform linux* to *-*-linux-gnu*, to support old configure scripts.
451 case "$host_os" in
452 linux-gnu*) ;;
453 linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'`
454 esac
456 host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
457 host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
458 host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
460 case "$host_os" in
461 aix3*)
462 # AIX sometimes has problems with the GCC collect2 program. For some
463 # reason, if we set the COLLECT_NAMES environment variable, the problems
464 # vanish in a puff of smoke.
465 if test "X${COLLECT_NAMES+set}" != Xset; then
466 COLLECT_NAMES=
467 export COLLECT_NAMES
470 esac
472 # Determine commands to create old-style static archives.
473 old_archive_cmds='$AR cru $oldlib$oldobjs'
474 old_postinstall_cmds='chmod 644 $oldlib'
475 old_postuninstall_cmds=
477 # Set a sane default for `AR'.
478 test -z "$AR" && AR=ar
480 # Set a sane default for `OBJDUMP'.
481 test -z "$OBJDUMP" && OBJDUMP=objdump
483 # If RANLIB is not set, then run the test.
484 if test "${RANLIB+set}" != "set"; then
485 result=no
487 echo $ac_n "checking for ranlib... $ac_c" 1>&6
488 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
489 for dir in $PATH; do
490 test -z "$dir" && dir=.
491 if test -f $dir/ranlib || test -f $dir/ranlib$ac_exeext; then
492 RANLIB="ranlib"
493 result="ranlib"
494 break
496 done
497 IFS="$save_ifs"
499 echo "$ac_t$result" 1>&6
502 if test -n "$RANLIB"; then
503 old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
504 old_postinstall_cmds="\$RANLIB \$oldlib~$old_postinstall_cmds"
507 # Set sane defaults for `DLLTOOL', `OBJDUMP', and `AS', used on cygwin.
508 test -z "$DLLTOOL" && DLLTOOL=dlltool
509 test -z "$OBJDUMP" && OBJDUMP=objdump
510 test -z "$AS" && AS=as
512 # Check to see if we are using GCC.
513 if test "$with_gcc" != yes || test -z "$CC"; then
514 # If CC is not set, then try to find GCC or a usable CC.
515 if test -z "$CC"; then
516 echo $ac_n "checking for gcc... $ac_c" 1>&6
517 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
518 for dir in $PATH; do
519 test -z "$dir" && dir=.
520 if test -f $dir/gcc || test -f $dir/gcc$ac_exeext; then
521 CC="gcc"
522 break
524 done
525 IFS="$save_ifs"
527 if test -n "$CC"; then
528 echo "$ac_t$CC" 1>&6
529 else
530 echo "$ac_t"no 1>&6
534 # Not "gcc", so try "cc", rejecting "/usr/ucb/cc".
535 if test -z "$CC"; then
536 echo $ac_n "checking for cc... $ac_c" 1>&6
537 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
538 cc_rejected=no
539 for dir in $PATH; do
540 test -z "$dir" && dir=.
541 if test -f $dir/cc || test -f $dir/cc$ac_exeext; then
542 if test "$dir/cc" = "/usr/ucb/cc"; then
543 cc_rejected=yes
544 continue
546 CC="cc"
547 break
549 done
550 IFS="$save_ifs"
551 if test $cc_rejected = yes; then
552 # We found a bogon in the path, so make sure we never use it.
553 set dummy $CC
554 shift
555 if test $# -gt 0; then
556 # We chose a different compiler from the bogus one.
557 # However, it has the same name, so the bogon will be chosen
558 # first if we set CC to just the name; use the full file name.
559 shift
560 set dummy "$dir/cc" "$@"
561 shift
562 CC="$@"
566 if test -n "$CC"; then
567 echo "$ac_t$CC" 1>&6
568 else
569 echo "$ac_t"no 1>&6
572 if test -z "$CC"; then
573 echo "$progname: error: no acceptable cc found in \$PATH" 1>&2
574 exit 1
578 # Now see if the compiler is really GCC.
579 with_gcc=no
580 echo $ac_n "checking whether we are using GNU C... $ac_c" 1>&6
581 echo "$progname:581: checking whether we are using GNU C" >&5
583 $rm conftest.c
584 cat > conftest.c <<EOF
585 #ifdef __GNUC__
586 yes;
587 #endif
589 if { ac_try='${CC-cc} -E conftest.c'; { (eval echo $progname:589: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
590 with_gcc=yes
592 $rm conftest.c
593 echo "$ac_t$with_gcc" 1>&6
596 # Allow CC to be a program name with arguments.
597 set dummy $CC
598 compiler="$2"
600 echo $ac_n "checking for object suffix... $ac_c" 1>&6
601 $rm conftest*
602 echo 'int i = 1;' > conftest.c
603 echo "$progname:603: checking for object suffix" >& 5
604 if { (eval echo $progname:604: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; }; then
605 # Append any warnings to the config.log.
606 cat conftest.err 1>&5
608 for ac_file in conftest.*; do
609 case $ac_file in
610 *.c) ;;
611 *) objext=`echo $ac_file | sed -e s/conftest.//` ;;
612 esac
613 done
614 else
615 cat conftest.err 1>&5
616 echo "$progname: failed program was:" >&5
617 cat conftest.c >&5
619 $rm conftest*
620 echo "$ac_t$objext" 1>&6
622 echo $ac_n "checking for executable suffix... $ac_c" 1>&6
623 if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
624 echo $ac_n "(cached) $ac_c" 1>&6
625 else
626 case "$host_os" in
627 cygwin* | mingw* | os2*)
628 ac_cv_exeext=.exe
631 ac_cv_exeext="no"
632 $rm conftest*
633 echo 'main () { return 0; }' > conftest.c
634 echo "$progname:634: checking for executable suffix" >& 5
635 if { (eval echo $progname:635: \"$ac_link\") 1>&5; (eval $ac_link) 2>conftest.err; }; then
636 # Append any warnings to the config.log.
637 cat conftest.err 1>&5
639 for ac_file in conftest.*; do
640 case $ac_file in
641 *.c | *.err | *.$objext ) ;;
642 *) ac_cv_exeext=.`echo $ac_file | sed -e s/conftest.//` ;;
643 esac
644 done
645 else
646 cat conftest.err 1>&5
647 echo "$progname: failed program was:" >&5
648 cat conftest.c >&5
650 $rm conftest*
652 esac
654 if test "X$ac_cv_exeext" = Xno; then
655 exeext=""
656 else
657 exeext="$ac_cv_exeext"
659 echo "$ac_t$ac_cv_exeext" 1>&6
661 echo $ac_n "checking for $compiler option to produce PIC... $ac_c" 1>&6
662 pic_flag=
663 special_shlib_compile_flags=
665 link_static_flag=
666 no_builtin_flag=
668 if test "$with_gcc" = yes; then
669 wl='-Wl,'
670 link_static_flag='-static'
672 case "$host_os" in
673 beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
674 # PIC is the default for these OSes.
676 aix*)
677 # Below there is a dirty hack to force normal static linking with -ldl
678 # The problem is because libdl dynamically linked with both libc and
679 # libC (AIX C++ library), which obviously doesn't included in libraries
680 # list by gcc. This cause undefined symbols with -static flags.
681 # This hack allows C programs to be linked with "-static -ldl", but
682 # we not sure about C++ programs.
683 link_static_flag="$link_static_flag ${wl}-lC"
685 cygwin* | mingw* | os2*)
686 # We can build DLLs from non-PIC.
688 amigaos*)
689 # FIXME: we need at least 68020 code to build shared libraries, but
690 # adding the `-m68020' flag to GCC prevents building anything better,
691 # like `-m68040'.
692 pic_flag='-m68020 -resident32 -malways-restore-a4'
694 sysv4*MP*)
695 if test -d /usr/nec; then
696 pic_flag=-Kconform_pic
700 pic_flag='-fPIC'
702 esac
703 else
704 # PORTME Check for PIC flags for the system compiler.
705 case "$host_os" in
706 aix3* | aix4*)
707 # All AIX code is PIC.
708 link_static_flag='-bnso -bI:/lib/syscalls.exp'
711 hpux9* | hpux10* | hpux11*)
712 # Is there a better link_static_flag that works with the bundled CC?
713 wl='-Wl,'
714 link_static_flag="${wl}-a ${wl}archive"
715 pic_flag='+Z'
718 irix5* | irix6*)
719 wl='-Wl,'
720 link_static_flag='-non_shared'
721 # PIC (with -KPIC) is the default.
724 cygwin* | mingw* | os2*)
725 # We can build DLLs from non-PIC.
728 osf3* | osf4* | osf5*)
729 # All OSF/1 code is PIC.
730 wl='-Wl,'
731 link_static_flag='-non_shared'
734 sco3.2v5*)
735 pic_flag='-Kpic'
736 link_static_flag='-dn'
737 special_shlib_compile_flags='-belf'
740 solaris*)
741 pic_flag='-KPIC'
742 link_static_flag='-Bstatic'
743 wl='-Wl,'
746 sunos4*)
747 pic_flag='-PIC'
748 link_static_flag='-Bstatic'
749 wl='-Qoption ld '
752 sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
753 pic_flag='-KPIC'
754 link_static_flag='-Bstatic'
755 wl='-Wl,'
758 uts4*)
759 pic_flag='-pic'
760 link_static_flag='-Bstatic'
763 sysv4*MP*)
764 if test -d /usr/nec ;then
765 pic_flag='-Kconform_pic'
766 link_static_flag='-Bstatic'
767 elif test -d /usr/dde ;then
768 pic_flag='-KPIC'
769 link_static_flag='-Bstatic'
770 wl='-Wl,'
774 can_build_shared=no
776 esac
779 if test -n "$pic_flag"; then
780 echo "$ac_t$pic_flag" 1>&6
782 # Check to make sure the pic_flag actually works.
783 echo $ac_n "checking if $compiler PIC flag $pic_flag works... $ac_c" 1>&6
784 $rm conftest*
785 echo "int some_variable = 0;" > conftest.c
786 save_CFLAGS="$CFLAGS"
787 CFLAGS="$CFLAGS $pic_flag -DPIC"
788 echo "$progname:776: checking if $compiler PIC flag $pic_flag works" >&5
789 if { (eval echo $progname:777: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then
790 # Append any warnings to the config.log.
791 cat conftest.err 1>&5
793 case "$host_os" in
794 hpux9* | hpux10* | hpux11*)
795 # On HP-UX, both CC and GCC only warn that PIC is supported... then they
796 # create non-PIC objects. So, if there were any warnings, we assume that
797 # PIC is not supported.
798 if test -s conftest.err; then
799 echo "$ac_t"no 1>&6
800 can_build_shared=no
801 pic_flag=
802 else
803 echo "$ac_t"yes 1>&6
804 pic_flag=" $pic_flag"
808 echo "$ac_t"yes 1>&6
809 pic_flag=" $pic_flag"
811 esac
812 else
813 # Append any errors to the config.log.
814 cat conftest.err 1>&5
815 can_build_shared=no
816 pic_flag=
817 echo "$ac_t"no 1>&6
819 CFLAGS="$save_CFLAGS"
820 $rm conftest*
821 else
822 echo "$ac_t"none 1>&6
825 # Check to see if options -o and -c are simultaneously supported by compiler
826 echo $ac_n "checking if $compiler supports -c -o file.o... $ac_c" 1>&6
827 $rm -r conftest 2>/dev/null
828 mkdir conftest
829 cd conftest
830 $rm conftest*
831 echo "int some_variable = 0;" > conftest.c
832 mkdir out
833 # According to Tom Tromey, Ian Lance Taylor reported there are C compilers
834 # that will create temporary files in the current directory regardless of
835 # the output directory. Thus, making CWD read-only will cause this test
836 # to fail, enabling locking or at least warning the user not to do parallel
837 # builds.
838 chmod -w .
839 save_CFLAGS="$CFLAGS"
840 CFLAGS="$CFLAGS -o out/conftest2.o"
841 echo "$progname:829: checking if $compiler supports -c -o file.o" >&5
842 if { (eval echo $progname:830: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>out/conftest.err; } && test -s out/conftest2.o; then
844 # The compiler can only warn and ignore the option if not recognized
845 # So say no if there are warnings
846 if test -s out/conftest.err; then
847 echo "$ac_t"no 1>&6
848 compiler_c_o=no
849 else
850 echo "$ac_t"yes 1>&6
851 compiler_c_o=yes
853 else
854 # Append any errors to the config.log.
855 cat out/conftest.err 1>&5
856 compiler_c_o=no
857 echo "$ac_t"no 1>&6
859 CFLAGS="$save_CFLAGS"
860 chmod u+w .
861 $rm conftest* out/*
862 rmdir out
863 cd ..
864 rmdir conftest
865 $rm -r conftest 2>/dev/null
867 if test x"$compiler_c_o" = x"yes"; then
868 # Check to see if we can write to a .lo
869 echo $ac_n "checking if $compiler supports -c -o file.lo... $ac_c" 1>&6
870 $rm conftest*
871 echo "int some_variable = 0;" > conftest.c
872 save_CFLAGS="$CFLAGS"
873 CFLAGS="$CFLAGS -c -o conftest.lo"
874 echo "$progname:862: checking if $compiler supports -c -o file.lo" >&5
875 if { (eval echo $progname:863: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.lo; then
877 # The compiler can only warn and ignore the option if not recognized
878 # So say no if there are warnings
879 if test -s conftest.err; then
880 echo "$ac_t"no 1>&6
881 compiler_o_lo=no
882 else
883 echo "$ac_t"yes 1>&6
884 compiler_o_lo=yes
886 else
887 # Append any errors to the config.log.
888 cat conftest.err 1>&5
889 compiler_o_lo=no
890 echo "$ac_t"no 1>&6
892 CFLAGS="$save_CFLAGS"
893 $rm conftest*
894 else
895 compiler_o_lo=no
898 # Check to see if we can do hard links to lock some files if needed
899 hard_links="nottested"
900 if test "$compiler_c_o" = no && test "$need_locks" != no; then
901 # do not overwrite the value of need_locks provided by the user
902 echo $ac_n "checking if we can lock with hard links... $ac_c" 1>&6
903 hard_links=yes
904 $rm conftest*
905 ln conftest.a conftest.b 2>/dev/null && hard_links=no
906 touch conftest.a
907 ln conftest.a conftest.b 2>&5 || hard_links=no
908 ln conftest.a conftest.b 2>/dev/null && hard_links=no
909 echo "$ac_t$hard_links" 1>&6
910 $rm conftest*
911 if test "$hard_links" = no; then
912 echo "*** WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&2
913 need_locks=warn
915 else
916 need_locks=no
919 if test "$with_gcc" = yes; then
920 # Check to see if options -fno-rtti -fno-exceptions are supported by compiler
921 echo $ac_n "checking if $compiler supports -fno-rtti -fno-exceptions ... $ac_c" 1>&6
922 $rm conftest*
923 echo "int some_variable = 0;" > conftest.c
924 save_CFLAGS="$CFLAGS"
925 CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -c conftest.c"
926 echo "$progname:914: checking if $compiler supports -fno-rtti -fno-exceptions" >&5
927 if { (eval echo $progname:915: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.o; then
929 # The compiler can only warn and ignore the option if not recognized
930 # So say no if there are warnings
931 if test -s conftest.err; then
932 echo "$ac_t"no 1>&6
933 compiler_rtti_exceptions=no
934 else
935 echo "$ac_t"yes 1>&6
936 compiler_rtti_exceptions=yes
938 else
939 # Append any errors to the config.log.
940 cat conftest.err 1>&5
941 compiler_rtti_exceptions=no
942 echo "$ac_t"no 1>&6
944 CFLAGS="$save_CFLAGS"
945 $rm conftest*
947 if test "$compiler_rtti_exceptions" = "yes"; then
948 no_builtin_flag=' -fno-builtin -fno-rtti -fno-exceptions'
949 else
950 no_builtin_flag=' -fno-builtin'
955 # Check for any special shared library compilation flags.
956 if test -n "$special_shlib_compile_flags"; then
957 echo "$progname: warning: \`$CC' requires \`$special_shlib_compile_flags' to build shared libraries" 1>&2
958 if echo "$old_CC $old_CFLAGS " | egrep -e "[ ]$special_shlib_compile_flags[ ]" >/dev/null; then :
959 else
960 echo "$progname: add \`$special_shlib_compile_flags' to the CC or CFLAGS env variable and reconfigure" 1>&2
961 can_build_shared=no
965 echo $ac_n "checking if $compiler static flag $link_static_flag works... $ac_c" 1>&6
966 $rm conftest*
967 echo 'main(){return(0);}' > conftest.c
968 save_LDFLAGS="$LDFLAGS"
969 LDFLAGS="$LDFLAGS $link_static_flag"
970 echo "$progname:958: checking if $compiler static flag $link_static_flag works" >&5
971 if { (eval echo $progname:959: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
972 echo "$ac_t$link_static_flag" 1>&6
973 else
974 echo "$ac_t"none 1>&6
975 link_static_flag=
977 LDFLAGS="$save_LDFLAGS"
978 $rm conftest*
980 if test -z "$LN_S"; then
981 # Check to see if we can use ln -s, or we need hard links.
982 echo $ac_n "checking whether ln -s works... $ac_c" 1>&6
983 $rm conftest.dat
984 if ln -s X conftest.dat 2>/dev/null; then
985 $rm conftest.dat
986 LN_S="ln -s"
987 else
988 LN_S=ln
990 if test "$LN_S" = "ln -s"; then
991 echo "$ac_t"yes 1>&6
992 else
993 echo "$ac_t"no 1>&6
997 # Make sure LD is an absolute path.
998 if test -z "$LD"; then
999 ac_prog=ld
1000 if test "$with_gcc" = yes; then
1001 # Check if gcc -print-prog-name=ld gives a path.
1002 echo $ac_n "checking for ld used by GCC... $ac_c" 1>&6
1003 echo "$progname:991: checking for ld used by GCC" >&5
1004 ac_prog=`($CC -print-prog-name=ld) 2>&5`
1005 case "$ac_prog" in
1006 # Accept absolute paths.
1007 [\\/]* | [A-Za-z]:[\\/]*)
1008 re_direlt='/[^/][^/]*/\.\./'
1009 # Canonicalize the path of ld
1010 ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
1011 while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
1012 ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
1013 done
1014 test -z "$LD" && LD="$ac_prog"
1017 # If it fails, then pretend we are not using GCC.
1018 ac_prog=ld
1021 # If it is relative, then search for the first ld in PATH.
1022 with_gnu_ld=unknown
1024 esac
1025 elif test "$with_gnu_ld" = yes; then
1026 echo $ac_n "checking for GNU ld... $ac_c" 1>&6
1027 echo "$progname:1015: checking for GNU ld" >&5
1028 else
1029 echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
1030 echo "$progname:1018: checking for non-GNU ld" >&5
1033 if test -z "$LD"; then
1034 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
1035 for ac_dir in $PATH; do
1036 test -z "$ac_dir" && ac_dir=.
1037 if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
1038 LD="$ac_dir/$ac_prog"
1039 # Check to see if the program is GNU ld. I'd rather use --version,
1040 # but apparently some GNU ld's only accept -v.
1041 # Break only if it was the GNU/non-GNU ld that we prefer.
1042 if "$LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
1043 test "$with_gnu_ld" != no && break
1044 else
1045 test "$with_gnu_ld" != yes && break
1048 done
1049 IFS="$ac_save_ifs"
1052 if test -n "$LD"; then
1053 echo "$ac_t$LD" 1>&6
1054 else
1055 echo "$ac_t"no 1>&6
1058 if test -z "$LD"; then
1059 echo "$progname: error: no acceptable ld found in \$PATH" 1>&2
1060 exit 1
1064 # Check to see if it really is or is not GNU ld.
1065 echo $ac_n "checking if the linker ($LD) is GNU ld... $ac_c" 1>&6
1066 # I'd rather use --version here, but apparently some GNU ld's only accept -v.
1067 if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
1068 with_gnu_ld=yes
1069 else
1070 with_gnu_ld=no
1072 echo "$ac_t$with_gnu_ld" 1>&6
1074 # See if the linker supports building shared libraries.
1075 echo $ac_n "checking whether the linker ($LD) supports shared libraries... $ac_c" 1>&6
1077 allow_undefined_flag=
1078 no_undefined_flag=
1079 need_lib_prefix=unknown
1080 need_version=unknown
1081 # when you set need_version to no, make sure it does not cause -set_version
1082 # flags to be left without arguments
1083 archive_cmds=
1084 archive_expsym_cmds=
1085 old_archive_from_new_cmds=
1086 export_dynamic_flag_spec=
1087 whole_archive_flag_spec=
1088 thread_safe_flag_spec=
1089 hardcode_libdir_flag_spec=
1090 hardcode_libdir_separator=
1091 hardcode_direct=no
1092 hardcode_minus_L=no
1093 hardcode_shlibpath_var=unsupported
1094 runpath_var=
1095 always_export_symbols=no
1096 export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | sed '\''s/.* //'\'' | sort | uniq > $export_symbols'
1097 # include_expsyms should be a list of space-separated symbols to be *always*
1098 # included in the symbol list
1099 include_expsyms=
1100 # exclude_expsyms can be an egrep regular expression of symbols to exclude
1101 # it will be wrapped by ` (' and `)$', so one must not match beginning or
1102 # end of line. Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
1103 # as well as any symbol that contains `d'.
1104 exclude_expsyms="_GLOBAL_OFFSET_TABLE_"
1105 # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
1106 # platforms (ab)use it in PIC code, but their linkers get confused if
1107 # the symbol is explicitly referenced. Since portable code cannot
1108 # rely on this symbol name, it's probably fine to never include it in
1109 # preloaded symbol tables.
1111 case "$host_os" in
1112 cygwin* | mingw*)
1113 # FIXME: the MSVC++ port hasn't been tested in a loooong time
1114 # When not using gcc, we currently assume that we are using
1115 # Microsoft Visual C++.
1116 if test "$with_gcc" != yes; then
1117 with_gnu_ld=no
1121 esac
1123 ld_shlibs=yes
1124 if test "$with_gnu_ld" = yes; then
1125 # If archive_cmds runs LD, not CC, wlarc should be empty
1126 wlarc='${wl}'
1128 # See if GNU ld supports shared libraries.
1129 case "$host_os" in
1130 aix3* | aix4*)
1131 # On AIX, the GNU linker is very broken
1132 ld_shlibs=no
1133 cat <<EOF 1>&2
1135 *** Warning: the GNU linker, at least up to release 2.9.1, is reported
1136 *** to be unable to reliably create shared libraries on AIX.
1137 *** Therefore, libtool is disabling shared libraries support. If you
1138 *** really care for shared libraries, you may want to modify your PATH
1139 *** so that a non-GNU linker is found, and then restart.
1144 amigaos*)
1145 archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)'
1146 hardcode_libdir_flag_spec='-L$libdir'
1147 hardcode_minus_L=yes
1149 # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
1150 # that the semantics of dynamic libraries on AmigaOS, at least up
1151 # to version 4, is to share data among multiple programs linked
1152 # with the same dynamic library. Since this doesn't match the
1153 # behavior of shared libraries on other platforms, we can use
1154 # them.
1155 ld_shlibs=no
1158 beos*)
1159 if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
1160 allow_undefined_flag=unsupported
1161 # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
1162 # support --undefined. This deserves some investigation. FIXME
1163 archive_cmds='$CC -nostart $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
1164 else
1165 ld_shlibs=no
1169 cygwin* | mingw*)
1170 # hardcode_libdir_flag_spec is actually meaningless, as there is
1171 # no search path for DLLs.
1172 hardcode_libdir_flag_spec='-L$libdir'
1173 allow_undefined_flag=unsupported
1174 always_export_symbols=yes
1176 # Extract the symbol export list from an `--export-all' def file,
1177 # then regenerate the def file from the symbol export list, so that
1178 # the compiled dll only exports the symbol export list.
1179 export_symbols_cmds='test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~
1180 test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~
1181 $DLLTOOL --export-all --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --output-def $objdir/$soname-def $objdir/$soname-ltdll.$objext $libobjs $convenience~
1182 sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]* ; *//" < $objdir/$soname-def > $export_symbols'
1184 archive_expsym_cmds='echo EXPORTS > $objdir/$soname-def~
1185 _lt_hint=1;
1186 for symbol in `cat $export_symbols`; do
1187 echo " \$symbol @ \$_lt_hint ; " >> $objdir/$soname-def;
1188 _lt_hint=`expr 1 + \$_lt_hint`;
1189 done~
1190 test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~
1191 test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~
1192 $CC -Wl,--base-file,$objdir/$soname-base -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~
1193 $DLLTOOL --as=$AS --dllname $soname --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~
1194 $CC -Wl,--base-file,$objdir/$soname-base $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~
1195 $DLLTOOL --as=$AS --dllname $soname --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~
1196 $CC $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts'
1198 old_archive_from_new_cmds='$DLLTOOL --as=$AS --dllname $soname --def $objdir/$soname-def --output-lib $objdir/$libname.a'
1201 netbsd*)
1202 if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
1203 archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
1204 archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
1205 else
1206 archive_cmds='$LD -Bshareable $libobjs $deplibs $linkopts -o $lib'
1207 # can we support soname and/or expsyms with a.out? -oliva
1211 solaris* | sysv5*)
1212 if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then
1213 ld_shlibs=no
1214 cat <<EOF 1>&2
1216 *** Warning: The releases 2.8.* of the GNU linker cannot reliably
1217 *** create shared libraries on Solaris systems. Therefore, libtool
1218 *** is disabling shared libraries support. We urge you to upgrade GNU
1219 *** binutils to release 2.9.1 or newer. Another option is to modify
1220 *** your PATH or compiler configuration so that the native linker is
1221 *** used, and then restart.
1224 elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
1225 archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
1226 archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
1227 else
1228 ld_shlibs=no
1232 sunos4*)
1233 archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linkopts'
1234 wlarc=
1235 hardcode_direct=yes
1236 hardcode_shlibpath_var=no
1240 if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
1241 archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
1242 archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
1243 else
1244 ld_shlibs=no
1247 esac
1249 if test "$ld_shlibs" = yes; then
1250 runpath_var=LD_RUN_PATH
1251 hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
1252 export_dynamic_flag_spec='${wl}--export-dynamic'
1253 case $host_os in
1254 cygwin* | mingw*)
1255 # dlltool doesn't understand --whole-archive et. al.
1256 whole_archive_flag_spec=
1259 # ancient GNU ld didn't support --whole-archive et. al.
1260 if $LD --help 2>&1 | egrep 'no-whole-archive' > /dev/null; then
1261 whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
1262 else
1263 whole_archive_flag_spec=
1266 esac
1268 else
1269 # PORTME fill in a description of your system's linker (not GNU ld)
1270 case "$host_os" in
1271 aix3*)
1272 allow_undefined_flag=unsupported
1273 always_export_symbols=yes
1274 archive_expsym_cmds='$LD -o $objdir/$soname $libobjs $deplibs $linkopts -bE:$export_symbols -T512 -H512 -bM:SRE~$AR cru $lib $objdir/$soname'
1275 # Note: this linker hardcodes the directories in LIBPATH if there
1276 # are no directories specified by -L.
1277 hardcode_minus_L=yes
1278 if test "$with_gcc" = yes && test -z "$link_static_flag"; then
1279 # Neither direct hardcoding nor static linking is supported with a
1280 # broken collect2.
1281 hardcode_direct=unsupported
1285 aix4*)
1286 hardcode_libdir_flag_spec='${wl}-b ${wl}nolibpath ${wl}-b ${wl}libpath:$libdir:/usr/lib:/lib'
1287 hardcode_libdir_separator=':'
1288 if test "$with_gcc" = yes; then
1289 collect2name=`${CC} -print-prog-name=collect2`
1290 if test -f "$collect2name" && \
1291 strings "$collect2name" | grep resolve_lib_name >/dev/null
1292 then
1293 # We have reworked collect2
1294 hardcode_direct=yes
1295 else
1296 # We have old collect2
1297 hardcode_direct=unsupported
1298 # It fails to find uninstalled libraries when the uninstalled
1299 # path is not listed in the libpath. Setting hardcode_minus_L
1300 # to unsupported forces relinking
1301 hardcode_minus_L=yes
1302 hardcode_libdir_flag_spec='-L$libdir'
1303 hardcode_libdir_separator=
1305 shared_flag='-shared'
1306 else
1307 shared_flag='${wl}-bM:SRE'
1308 hardcode_direct=yes
1310 allow_undefined_flag=' ${wl}-berok'
1311 archive_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $linkopts ${wl}-bexpall ${wl}-bnoentry${allow_undefined_flag}'
1312 archive_expsym_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $linkopts ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}'
1313 case "$host_os" in aix4.[01]|aix4.[01].*)
1314 # According to Greg Wooledge, -bexpall is only supported from AIX 4.2 on
1315 always_export_symbols=yes ;;
1316 esac
1319 amigaos*)
1320 archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)'
1321 hardcode_libdir_flag_spec='-L$libdir'
1322 hardcode_minus_L=yes
1323 # see comment about different semantics on the GNU ld section
1324 ld_shlibs=no
1327 cygwin* | mingw*)
1328 # When not using gcc, we currently assume that we are using
1329 # Microsoft Visual C++.
1330 # hardcode_libdir_flag_spec is actually meaningless, as there is
1331 # no search path for DLLs.
1332 hardcode_libdir_flag_spec=' '
1333 allow_undefined_flag=unsupported
1334 # Tell ltmain to make .lib files, not .a files.
1335 libext=lib
1336 # FIXME: Setting linknames here is a bad hack.
1337 archive_cmds='$CC -o $lib $libobjs $linkopts `echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames='
1338 # The linker will automatically build a .lib file if we build a DLL.
1339 old_archive_from_new_cmds='true'
1340 # FIXME: Should let the user specify the lib program.
1341 old_archive_cmds='lib /OUT:$oldlib$oldobjs'
1342 fix_srcfile_path='`cygpath -w $srcfile`'
1345 freebsd1*)
1346 ld_shlibs=no
1349 # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
1350 # support. Future versions do this automatically, but an explicit c++rt0.o
1351 # does not break anything, and helps significantly (at the cost of a little
1352 # extra space).
1353 freebsd2.2*)
1354 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts /usr/lib/c++rt0.o'
1355 hardcode_libdir_flag_spec='-R$libdir'
1356 hardcode_direct=yes
1357 hardcode_shlibpath_var=no
1360 # Unfortunately, older versions of FreeBSD 2 do not have this feature.
1361 freebsd2*)
1362 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts'
1363 hardcode_direct=yes
1364 hardcode_minus_L=yes
1365 hardcode_shlibpath_var=no
1368 # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
1369 freebsd*)
1370 archive_cmds='$CC -shared -o $lib $libobjs $deplibs $linkopts'
1371 hardcode_libdir_flag_spec='-R$libdir'
1372 hardcode_direct=yes
1373 hardcode_shlibpath_var=no
1376 hpux9* | hpux10* | hpux11*)
1377 case "$host_os" in
1378 hpux9*) archive_cmds='$rm $objdir/$soname~$LD -b +b $install_libdir -o $objdir/$soname $libobjs $deplibs $linkopts~test $objdir/$soname = $lib || mv $objdir/$soname $lib' ;;
1379 *) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linkopts' ;;
1380 esac
1381 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
1382 hardcode_libdir_separator=:
1383 hardcode_direct=yes
1384 hardcode_minus_L=yes # Not in the search PATH, but as the default
1385 # location of the library.
1386 export_dynamic_flag_spec='${wl}-E'
1389 irix5* | irix6*)
1390 if test "$with_gcc" = yes; then
1391 archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
1392 else
1393 archive_cmds='$LD -shared $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
1395 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
1396 hardcode_libdir_separator=:
1399 netbsd*)
1400 if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
1401 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts' # a.out
1402 else
1403 archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linkopts' # ELF
1405 hardcode_libdir_flag_spec='${wl}-R$libdir'
1406 hardcode_direct=yes
1407 hardcode_shlibpath_var=no
1410 openbsd*)
1411 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts'
1412 hardcode_libdir_flag_spec='-R$libdir'
1413 hardcode_direct=yes
1414 hardcode_shlibpath_var=no
1417 os2*)
1418 hardcode_libdir_flag_spec='-L$libdir'
1419 hardcode_minus_L=yes
1420 allow_undefined_flag=unsupported
1421 archive_cmds='$echo "LIBRARY $libname INITINSTANCE" > $objdir/$libname.def~$echo "DESCRIPTION \"$libname\"" >> $objdir/$libname.def~$echo DATA >> $objdir/$libname.def~$echo " SINGLE NONSHARED" >> $objdir/$libname.def~$echo EXPORTS >> $objdir/$libname.def~emxexp $libobjs >> $objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $linkopts $objdir/$libname.def'
1422 old_archive_from_new_cmds='emximp -o $objdir/$libname.a $objdir/$libname.def'
1425 osf3*)
1426 if test "$with_gcc" = yes; then
1427 allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
1428 archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $linkopts ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
1429 else
1430 allow_undefined_flag=' -expect_unresolved \*'
1431 archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
1433 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
1434 hardcode_libdir_separator=:
1437 osf4* | osf5*) # As osf3* with the addition of the -msym flag
1438 if test "$with_gcc" = yes; then
1439 allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
1440 archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $linkopts ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
1441 else
1442 allow_undefined_flag=' -expect_unresolved \*'
1443 archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
1445 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
1446 hardcode_libdir_separator=:
1449 sco3.2v5*)
1450 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1451 hardcode_shlibpath_var=no
1452 runpath_var=LD_RUN_PATH
1453 hardcode_runpath_var=yes
1456 solaris*)
1457 no_undefined_flag=' -z text'
1458 # $CC -shared without GNU ld will not create a library from C++
1459 # object files and a static libstdc++, better avoid it by now
1460 archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linkopts'
1461 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
1462 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linkopts~$rm $lib.exp'
1463 hardcode_libdir_flag_spec='-R$libdir'
1464 hardcode_shlibpath_var=no
1465 case "$host_os" in
1466 solaris2.[0-5] | solaris2.[0-5].*) ;;
1467 *) # Supported since Solaris 2.6 (maybe 2.5.1?)
1468 whole_archive_flag_spec='-z allextract$convenience -z defaultextract' ;;
1469 esac
1472 sunos4*)
1473 archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linkopts'
1474 hardcode_libdir_flag_spec='-L$libdir'
1475 hardcode_direct=yes
1476 hardcode_minus_L=yes
1477 hardcode_shlibpath_var=no
1480 sysv4)
1481 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1482 runpath_var='LD_RUN_PATH'
1483 hardcode_shlibpath_var=no
1484 hardcode_direct=no #Motorola manual says yes, but my tests say they lie
1487 sysv4.3*)
1488 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1489 hardcode_shlibpath_var=no
1490 export_dynamic_flag_spec='-Bexport'
1493 sysv5*)
1494 no_undefined_flag=' -z text'
1495 # $CC -shared without GNU ld will not create a library from C++
1496 # object files and a static libstdc++, better avoid it by now
1497 archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linkopts'
1498 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
1499 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linkopts~$rm $lib.exp'
1500 hardcode_libdir_flag_spec=
1501 hardcode_shlibpath_var=no
1502 runpath_var='LD_RUN_PATH'
1505 uts4*)
1506 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1507 hardcode_libdir_flag_spec='-L$libdir'
1508 hardcode_shlibpath_var=no
1511 dgux*)
1512 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1513 hardcode_libdir_flag_spec='-L$libdir'
1514 hardcode_shlibpath_var=no
1517 sysv4*MP*)
1518 if test -d /usr/nec; then
1519 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1520 hardcode_shlibpath_var=no
1521 runpath_var=LD_RUN_PATH
1522 hardcode_runpath_var=yes
1523 ld_shlibs=yes
1524 elif test -d /usr/dde; then
1525 archive_cmds='$CC -V -dy -G -z text -h $soname -o $lib $libobjs'
1526 hardcode_shlibpath_var=no
1527 runpath_var=LD_RUN_PATH
1528 no_undefined_flag='-z text'
1529 ld_shlibs=yes
1533 sysv4.2uw2*)
1534 archive_cmds='$LD -G -o $lib $libobjs $deplibs $linkopts'
1535 hardcode_direct=yes
1536 hardcode_minus_L=no
1537 hardcode_shlibpath_var=no
1538 hardcode_runpath_var=yes
1539 runpath_var=LD_RUN_PATH
1542 unixware7*)
1543 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1544 runpath_var='LD_RUN_PATH'
1545 hardcode_shlibpath_var=no
1549 ld_shlibs=no
1551 esac
1553 echo "$ac_t$ld_shlibs" 1>&6
1554 test "$ld_shlibs" = no && can_build_shared=no
1556 if test -z "$NM"; then
1557 echo $ac_n "checking for BSD-compatible nm... $ac_c" 1>&6
1558 case "$NM" in
1559 [\\/]* | [A-Za-z]:[\\/]*) ;; # Let the user override the test with a path.
1561 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
1562 for ac_dir in $PATH /usr/ucb /usr/ccs/bin /bin; do
1563 test -z "$ac_dir" && ac_dir=.
1564 if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext; then
1565 # Check to see if the nm accepts a BSD-compat flag.
1566 # Adding the `sed 1q' prevents false positives on HP-UX, which says:
1567 # nm: unknown option "B" ignored
1568 if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
1569 NM="$ac_dir/nm -B"
1570 break
1571 elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
1572 NM="$ac_dir/nm -p"
1573 break
1574 else
1575 NM=${NM="$ac_dir/nm"} # keep the first match, but
1576 continue # so that we can try to find one that supports BSD flags
1579 done
1580 IFS="$ac_save_ifs"
1581 test -z "$NM" && NM=nm
1583 esac
1584 echo "$ac_t$NM" 1>&6
1587 # Check for command to grab the raw symbol name followed by C symbol from nm.
1588 echo $ac_n "checking command to parse $NM output... $ac_c" 1>&6
1590 # These are sane defaults that work on at least a few old systems.
1591 # [They come from Ultrix. What could be older than Ultrix?!! ;)]
1593 # Character class describing NM global symbol codes.
1594 symcode='[BCDEGRST]'
1596 # Regexp to match symbols that can be accessed directly from C.
1597 sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
1599 # Transform the above into a raw symbol and a C symbol.
1600 symxfrm='\1 \2\3 \3'
1602 # Transform an extracted symbol line into a proper C declaration
1603 global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'"
1605 # Define system-specific variables.
1606 case "$host_os" in
1607 aix*)
1608 symcode='[BCDT]'
1610 cygwin* | mingw*)
1611 symcode='[ABCDGISTW]'
1613 hpux*) # Its linker distinguishes data from code symbols
1614 global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'"
1616 irix*)
1617 symcode='[BCDEGRST]'
1619 solaris*)
1620 symcode='[BDT]'
1622 sysv4)
1623 symcode='[DFNSTU]'
1625 esac
1627 # If we're using GNU nm, then use its standard symbol codes.
1628 if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then
1629 symcode='[ABCDGISTW]'
1632 # Try without a prefix undercore, then with it.
1633 for ac_symprfx in "" "_"; do
1635 # Write the raw and C identifiers.
1636 global_symbol_pipe="sed -n -e 's/^.*[ ]\($symcode\)[ ][ ]*\($ac_symprfx\)$sympat$/$symxfrm/p'"
1638 # Check to see that the pipe works correctly.
1639 pipe_works=no
1640 $rm conftest*
1641 cat > conftest.c <<EOF
1642 #ifdef __cplusplus
1643 extern "C" {
1644 #endif
1645 char nm_test_var;
1646 void nm_test_func(){}
1647 #ifdef __cplusplus
1649 #endif
1650 main(){nm_test_var='a';nm_test_func();return(0);}
1653 echo "$progname:1635: checking if global_symbol_pipe works" >&5
1654 if { (eval echo $progname:1636: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; } && test -s conftest.$objext; then
1655 # Now try to grab the symbols.
1656 nlist=conftest.nm
1657 if { echo "$progname:1639: eval \"$NM conftest.$objext | $global_symbol_pipe > $nlist\"" >&5; eval "$NM conftest.$objext | $global_symbol_pipe > $nlist 2>&5"; } && test -s "$nlist"; then
1659 # Try sorting and uniquifying the output.
1660 if sort "$nlist" | uniq > "$nlist"T; then
1661 mv -f "$nlist"T "$nlist"
1662 else
1663 rm -f "$nlist"T
1666 # Make sure that we snagged all the symbols we need.
1667 if egrep ' nm_test_var$' "$nlist" >/dev/null; then
1668 if egrep ' nm_test_func$' "$nlist" >/dev/null; then
1669 cat <<EOF > conftest.c
1670 #ifdef __cplusplus
1671 extern "C" {
1672 #endif
1675 # Now generate the symbol file.
1676 eval "$global_symbol_to_cdecl"' < "$nlist" >> conftest.c'
1678 cat <<EOF >> conftest.c
1679 #if defined (__STDC__) && __STDC__
1680 # define lt_ptr_t void *
1681 #else
1682 # define lt_ptr_t char *
1683 # define const
1684 #endif
1686 /* The mapping between symbol names and symbols. */
1687 const struct {
1688 const char *name;
1689 lt_ptr_t address;
1691 lt_preloaded_symbols[] =
1694 sed 's/^. \(.*\) \(.*\)$/ {"\2", (lt_ptr_t) \&\2},/' < "$nlist" >> conftest.c
1695 cat <<\EOF >> conftest.c
1696 {0, (lt_ptr_t) 0}
1699 #ifdef __cplusplus
1701 #endif
1703 # Now try linking the two files.
1704 mv conftest.$objext conftstm.$objext
1705 save_LIBS="$LIBS"
1706 save_CFLAGS="$CFLAGS"
1707 LIBS="conftstm.$objext"
1708 CFLAGS="$CFLAGS$no_builtin_flag"
1709 if { (eval echo $progname:1691: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
1710 pipe_works=yes
1711 else
1712 echo "$progname: failed program was:" >&5
1713 cat conftest.c >&5
1715 LIBS="$save_LIBS"
1716 else
1717 echo "cannot find nm_test_func in $nlist" >&5
1719 else
1720 echo "cannot find nm_test_var in $nlist" >&5
1722 else
1723 echo "cannot run $global_symbol_pipe" >&5
1725 else
1726 echo "$progname: failed program was:" >&5
1727 cat conftest.c >&5
1729 $rm conftest* conftst*
1731 # Do not use the global_symbol_pipe unless it works.
1732 if test "$pipe_works" = yes; then
1733 break
1734 else
1735 global_symbol_pipe=
1737 done
1738 if test "$pipe_works" = yes; then
1739 echo "${ac_t}ok" 1>&6
1740 else
1741 echo "${ac_t}failed" 1>&6
1744 if test -z "$global_symbol_pipe"; then
1745 global_symbol_to_cdecl=
1748 # Check hardcoding attributes.
1749 echo $ac_n "checking how to hardcode library paths into programs... $ac_c" 1>&6
1750 hardcode_action=
1751 if test -n "$hardcode_libdir_flag_spec" || \
1752 test -n "$runpath_var"; then
1754 # We can hardcode non-existant directories.
1755 if test "$hardcode_direct" != no &&
1756 # If the only mechanism to avoid hardcoding is shlibpath_var, we
1757 # have to relink, otherwise we might link with an installed library
1758 # when we should be linking with a yet-to-be-installed one
1759 ## test "$hardcode_shlibpath_var" != no &&
1760 test "$hardcode_minus_L" != no; then
1761 # Linking always hardcodes the temporary library directory.
1762 hardcode_action=relink
1763 else
1764 # We can link without hardcoding, and we can hardcode nonexisting dirs.
1765 hardcode_action=immediate
1767 else
1768 # We cannot hardcode anything, or else we can only hardcode existing
1769 # directories.
1770 hardcode_action=unsupported
1772 echo "$ac_t$hardcode_action" 1>&6
1775 reload_flag=
1776 reload_cmds='$LD$reload_flag -o $output$reload_objs'
1777 echo $ac_n "checking for $LD option to reload object files... $ac_c" 1>&6
1778 # PORTME Some linkers may need a different reload flag.
1779 reload_flag='-r'
1780 echo "$ac_t$reload_flag" 1>&6
1781 test -n "$reload_flag" && reload_flag=" $reload_flag"
1783 # PORTME Fill in your ld.so characteristics
1784 library_names_spec=
1785 libname_spec='lib$name'
1786 soname_spec=
1787 postinstall_cmds=
1788 postuninstall_cmds=
1789 finish_cmds=
1790 finish_eval=
1791 shlibpath_var=
1792 shlibpath_overrides_runpath=unknown
1793 version_type=none
1794 dynamic_linker="$host_os ld.so"
1795 sys_lib_dlsearch_path_spec="/lib /usr/lib"
1796 sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
1797 file_magic_cmd=
1798 file_magic_test_file=
1799 deplibs_check_method='unknown'
1800 # Need to set the preceding variable on all platforms that support
1801 # interlibrary dependencies.
1802 # 'none' -- dependencies not supported.
1803 # `unknown' -- same as none, but documents that we really don't know.
1804 # 'pass_all' -- all dependencies passed with no checks.
1805 # 'test_compile' -- check by making test program.
1806 # 'file_magic [regex]' -- check by looking for files in library path
1807 # which responds to the $file_magic_cmd with a given egrep regex.
1808 # If you have `file' or equivalent on your system and you're not sure
1809 # whether `pass_all' will *always* work, you probably want this one.
1810 echo $ac_n "checking dynamic linker characteristics... $ac_c" 1>&6
1811 case "$host_os" in
1812 aix3*)
1813 version_type=linux
1814 library_names_spec='${libname}${release}.so$versuffix $libname.a'
1815 shlibpath_var=LIBPATH
1817 # AIX has no versioning support, so we append a major version to the name.
1818 soname_spec='${libname}${release}.so$major'
1821 aix4*)
1822 version_type=linux
1823 # AIX has no versioning support, so currently we can not hardcode correct
1824 # soname into executable. Probably we can add versioning support to
1825 # collect2, so additional links can be useful in future.
1826 # We preserve .a as extension for shared libraries though AIX4.2
1827 # and later linker supports .so
1828 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.a'
1829 shlibpath_var=LIBPATH
1830 deplibs_check_method=pass_all
1833 amigaos*)
1834 library_names_spec='$libname.ixlibrary $libname.a'
1835 # Create ${libname}_ixlibrary.a entries in /sys/libs.
1836 finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`$echo "X$lib" | $Xsed -e '\''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 ${libname}_ixlibrary.a) || exit 1; done'
1839 beos*)
1840 library_names_spec='${libname}.so'
1841 dynamic_linker="$host_os ld.so"
1842 shlibpath_var=LIBRARY_PATH
1843 deplibs_check_method=pass_all
1844 lt_cv_dlopen="load_add_on"
1845 lt_cv_dlopen_libs=
1846 lt_cv_dlopen_self=yes
1849 bsdi4*)
1850 version_type=linux
1851 need_version=no
1852 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1853 soname_spec='${libname}${release}.so$major'
1854 finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
1855 shlibpath_var=LD_LIBRARY_PATH
1856 deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib)'
1857 file_magic_cmd=/usr/bin/file
1858 file_magic_test_file=/shlib/libc.so
1859 sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
1860 sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
1861 export_dynamic_flag_spec=-rdynamic
1862 # the default ld.so.conf also contains /usr/contrib/lib and
1863 # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
1864 # libtool to hard-code these into programs
1867 cygwin* | mingw*)
1868 version_type=windows
1869 need_version=no
1870 need_lib_prefix=no
1871 if test "$with_gcc" = yes; then
1872 library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.a'
1873 else
1874 library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.lib'
1876 dynamic_linker='Win32 ld.exe'
1877 deplibs_check_method='file_magic file format pei*-i386(.*architecture: i386)?'
1878 file_magic_cmd='${OBJDUMP} -f'
1879 # FIXME: first we should search . and the directory the executable is in
1880 shlibpath_var=PATH
1881 lt_cv_dlopen="LoadLibrary"
1882 lt_cv_dlopen_libs=
1885 freebsd1*)
1886 dynamic_linker=no
1889 freebsd*)
1890 objformat=`test -x /usr/bin/objformat && /usr/bin/objformat || echo aout`
1891 version_type=freebsd-$objformat
1892 case "$version_type" in
1893 freebsd-elf*)
1894 deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB shared object'
1895 file_magic_cmd=/usr/bin/file
1896 file_magic_test_file=`echo /usr/lib/libc.so*`
1897 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
1898 need_version=no
1899 need_lib_prefix=no
1901 freebsd-*)
1902 deplibs_check_method=unknown
1903 library_names_spec='${libname}${release}.so$versuffix $libname.so$versuffix'
1904 need_version=yes
1906 esac
1907 shlibpath_var=LD_LIBRARY_PATH
1908 case "$host_os" in
1909 freebsd2* | freebsd3.[01]* | freebsdelf3.[01]*)
1910 shlibpath_overrides_runpath=yes
1912 *) # from 3.2 on
1913 shlibpath_overrides_runpath=no
1915 esac
1918 gnu*)
1919 version_type=linux
1920 need_lib_prefix=no
1921 need_version=no
1922 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so${major} ${libname}.so'
1923 soname_spec='${libname}${release}.so$major'
1924 shlibpath_var=LD_LIBRARY_PATH
1927 hpux9* | hpux10* | hpux11*)
1928 # Give a soname corresponding to the major version so that dld.sl refuses to
1929 # link against other versions.
1930 dynamic_linker="$host_os dld.sl"
1931 version_type=sunos
1932 need_lib_prefix=no
1933 need_version=no
1934 shlibpath_var=SHLIB_PATH
1935 shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
1936 library_names_spec='${libname}${release}.sl$versuffix ${libname}${release}.sl$major $libname.sl'
1937 soname_spec='${libname}${release}.sl$major'
1938 # HP-UX runs *really* slowly unless shared libraries are mode 555.
1939 postinstall_cmds='chmod 555 $lib'
1942 irix5* | irix6*)
1943 version_type=irix
1944 need_lib_prefix=no
1945 need_version=no
1946 soname_spec='${libname}${release}.so.$major'
1947 library_names_spec='${libname}${release}.so.$versuffix ${libname}${release}.so.$major ${libname}${release}.so $libname.so'
1948 case "$host_os" in
1949 irix5*)
1950 libsuff= shlibsuff=
1951 # this will be overridden with pass_all, but let us keep it just in case
1952 deplibs_check_method="file_magic ELF 32-bit MSB dynamic lib MIPS - version 1"
1955 case "$LD" in # libtool.m4 will add one of these switches to LD
1956 *-32|*"-32 ") libsuff= shlibsuff= libmagic=32-bit;;
1957 *-n32|*"-n32 ") libsuff=32 shlibsuff=N32 libmagic=N32;;
1958 *-64|*"-64 ") libsuff=64 shlibsuff=64 libmagic=64-bit;;
1959 *) libsuff= shlibsuff= libmagic=never-match;;
1960 esac
1962 esac
1963 shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
1964 shlibpath_overrides_runpath=no
1965 sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
1966 sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
1967 file_magic_cmd=/usr/bin/file
1968 file_magic_test_file=`echo /lib${libsuff}/libc.so*`
1969 deplibs_check_method='pass_all'
1972 # No shared lib support for Linux oldld, aout, or coff.
1973 linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*)
1974 dynamic_linker=no
1977 # This must be Linux ELF.
1978 linux-gnu*)
1979 version_type=linux
1980 need_lib_prefix=no
1981 need_version=no
1982 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1983 soname_spec='${libname}${release}.so$major'
1984 finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
1985 shlibpath_var=LD_LIBRARY_PATH
1986 shlibpath_overrides_runpath=no
1987 deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )'
1988 file_magic_cmd=/usr/bin/file
1989 file_magic_test_file=`echo /lib/libc.so* /lib/libc-*.so`
1991 if test -f /lib/ld.so.1; then
1992 dynamic_linker='GNU ld.so'
1993 else
1994 # Only the GNU ld.so supports shared libraries on MkLinux.
1995 case "$host_cpu" in
1996 powerpc*) dynamic_linker=no ;;
1997 *) dynamic_linker='Linux ld.so' ;;
1998 esac
2002 netbsd*)
2003 version_type=sunos
2004 if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
2005 library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
2006 finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2007 dynamic_linker='NetBSD (a.out) ld.so'
2008 else
2009 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so ${libname}.so'
2010 soname_spec='${libname}${release}.so$major'
2011 dynamic_linker='NetBSD ld.elf_so'
2013 shlibpath_var=LD_LIBRARY_PATH
2016 openbsd*)
2017 version_type=sunos
2018 if test "$with_gnu_ld" = yes; then
2019 need_lib_prefix=no
2020 need_version=no
2022 library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
2023 finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2024 shlibpath_var=LD_LIBRARY_PATH
2027 os2*)
2028 libname_spec='$name'
2029 need_lib_prefix=no
2030 library_names_spec='$libname.dll $libname.a'
2031 dynamic_linker='OS/2 ld.exe'
2032 shlibpath_var=LIBPATH
2035 osf3* | osf4* | osf5*)
2036 version_type=osf
2037 need_version=no
2038 soname_spec='${libname}${release}.so'
2039 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
2040 shlibpath_var=LD_LIBRARY_PATH
2041 # this will be overridden with pass_all, but let us keep it just in case
2042 deplibs_check_method='file_magic COFF format alpha shared library'
2043 file_magic_cmd=/usr/bin/file
2044 file_magic_test_file=/shlib/libc.so
2045 deplibs_check_method='pass_all'
2046 sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
2047 sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
2050 sco3.2v5*)
2051 version_type=osf
2052 soname_spec='${libname}${release}.so$major'
2053 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2054 shlibpath_var=LD_LIBRARY_PATH
2057 solaris*)
2058 version_type=linux
2059 need_lib_prefix=no
2060 need_version=no
2061 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2062 soname_spec='${libname}${release}.so$major'
2063 shlibpath_var=LD_LIBRARY_PATH
2064 shlibpath_overrides_runpath=yes
2065 # ldd complains unless libraries are executable
2066 postinstall_cmds='chmod +x $lib'
2067 deplibs_check_method="file_magic ELF [0-9][0-9]-bit [LM]SB dynamic lib"
2068 file_magic_cmd=/usr/bin/file
2069 file_magic_test_file=/lib/libc.so
2072 sunos4*)
2073 version_type=sunos
2074 library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
2075 finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
2076 shlibpath_var=LD_LIBRARY_PATH
2077 shlibpath_overrides_runpath=yes
2078 if test "$with_gnu_ld" = yes; then
2079 need_lib_prefix=no
2081 need_version=yes
2084 sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
2085 version_type=linux
2086 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2087 soname_spec='${libname}${release}.so$major'
2088 shlibpath_var=LD_LIBRARY_PATH
2089 case "$host_vendor" in
2090 ncr)
2091 deplibs_check_method='pass_all'
2093 motorola)
2094 need_lib_prefix=no
2095 need_version=no
2096 shlibpath_overrides_runpath=no
2097 sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
2098 deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib) M[0-9][0-9]* Version [0-9]'
2099 file_magic_cmd=/usr/bin/file
2100 file_magic_test_file=`echo /usr/lib/libc.so*`
2102 esac
2105 uts4*)
2106 version_type=linux
2107 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2108 soname_spec='${libname}${release}.so$major'
2109 shlibpath_var=LD_LIBRARY_PATH
2112 dgux*)
2113 version_type=linux
2114 need_lib_prefix=no
2115 need_version=no
2116 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2117 soname_spec='${libname}${release}.so$major'
2118 shlibpath_var=LD_LIBRARY_PATH
2121 sysv4*MP*)
2122 if test -d /usr/nec ;then
2123 version_type=linux
2124 library_names_spec='$libname.so.$versuffix $libname.so.$major $libname.so'
2125 soname_spec='$libname.so.$major'
2126 shlibpath_var=LD_LIBRARY_PATH
2127 elif test -d /usr/dde ;then
2128 dynamic_linker="/usr/lib/libc.so.1"
2129 version_type=osf
2130 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2131 soname_spec='${libname}${release}.so$major'
2132 shlibpath_var=LD_LIBRARY_PATH
2137 dynamic_linker=no
2139 esac
2140 echo "$ac_t$dynamic_linker" 1>&6
2141 test "$dynamic_linker" = no && can_build_shared=no
2143 # Report the final consequences.
2144 echo "checking if libtool supports shared libraries... $can_build_shared" 1>&6
2146 # Only try to build win32 dlls if AC_LIBTOOL_WIN32_DLL was used in
2147 # configure.in, otherwise build static only libraries.
2148 case "$host_os" in
2149 cygwin* | mingw* | os2*)
2150 if test x$can_build_shared = xyes; then
2151 test x$enable_win32_dll = xno && can_build_shared=no
2152 echo "checking if package supports dlls... $can_build_shared" 1>&6
2155 esac
2157 if test -n "$file_magic_test_file" && test -n "$file_magic_cmd"; then
2158 case "$deplibs_check_method" in
2159 "file_magic "*)
2160 file_magic_regex="`expr \"$deplibs_check_method\" : \"file_magic \(.*\)\"`"
2161 if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
2162 egrep "$file_magic_regex" > /dev/null; then
2164 else
2165 cat <<EOF 1>&2
2167 *** Warning: the command libtool uses to detect shared libraries,
2168 *** $file_magic_cmd, produces output that libtool cannot recognize.
2169 *** The result is that libtool may fail to recognize shared libraries
2170 *** as such. This will affect the creation of libtool libraries that
2171 *** depend on shared libraries, but programs linked with such libtool
2172 *** libraries will work regardless of this problem. Nevertheless, you
2173 *** may want to report the problem to your system manager and/or to
2174 *** bug-libtool@gnu.org
2177 fi ;;
2178 esac
2181 echo $ac_n "checking whether to build shared libraries... $ac_c" 1>&6
2182 test "$can_build_shared" = "no" && enable_shared=no
2184 # On AIX, shared libraries and static libraries use the same namespace, and
2185 # are all built from PIC.
2186 case "$host_os" in
2187 aix3*)
2188 test "$enable_shared" = yes && enable_static=no
2189 if test -n "$RANLIB"; then
2190 archive_cmds="$archive_cmds~\$RANLIB \$lib"
2191 postinstall_cmds='$RANLIB $lib'
2195 aix4*)
2196 test "$enable_shared" = yes && enable_static=no
2198 esac
2200 echo "$ac_t$enable_shared" 1>&6
2202 # Make sure either enable_shared or enable_static is yes.
2203 test "$enable_shared" = yes || enable_static=yes
2205 echo "checking whether to build static libraries... $enable_static" 1>&6
2207 if test "$hardcode_action" = relink; then
2208 # Fast installation is not supported
2209 enable_fast_install=no
2210 elif test "$shlibpath_overrides_runpath" = yes ||
2211 test "$enable_shared" = no; then
2212 # Fast installation is not necessary
2213 enable_fast_install=needless
2216 echo $ac_n "checking for objdir... $ac_c" 1>&6
2217 rm -f .libs 2>/dev/null
2218 mkdir .libs 2>/dev/null
2219 if test -d .libs; then
2220 objdir=.libs
2221 else
2222 # MS-DOS does not allow filenames that begin with a dot.
2223 objdir=_libs
2225 rmdir .libs 2>/dev/null
2226 echo "$ac_t$objdir" 1>&6
2228 if test "x$enable_dlopen" != xyes; then
2229 enable_dlopen=unknown
2230 enable_dlopen_self=unknown
2231 enable_dlopen_self_static=unknown
2232 else
2233 if eval "test \"`echo '$''{'lt_cv_dlopen'+set}'`\" != set"; then
2234 lt_cv_dlopen=no lt_cv_dlopen_libs=
2235 echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
2236 echo "$progname:2212: checking for dlopen in -ldl" >&5
2237 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
2238 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
2239 echo $ac_n "(cached) $ac_c" 1>&6
2240 else
2241 ac_save_LIBS="$LIBS"
2242 LIBS="-ldl $LIBS"
2243 cat > conftest.$ac_ext <<EOF
2244 #line 2220 "ltconfig"
2245 /* Override any gcc2 internal prototype to avoid an error. */
2246 /* We use char because int might match the return type of a gcc2
2247 builtin and then its argument prototype would still apply. */
2248 #ifdef __cplusplus
2249 extern "C"
2250 #endif
2251 char dlopen();
2253 int main() {
2254 dlopen()
2255 ; return 0; }
2257 if { (eval echo $progname:2233: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2258 rm -rf conftest*
2259 eval "ac_cv_lib_$ac_lib_var=yes"
2260 else
2261 echo "$progname: failed program was:" >&5
2262 cat conftest.$ac_ext >&5
2263 rm -rf conftest*
2264 eval "ac_cv_lib_$ac_lib_var=no"
2266 rm -f conftest*
2267 LIBS="$ac_save_LIBS"
2270 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
2271 echo "$ac_t""yes" 1>&6
2272 lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"
2273 else
2274 echo "$ac_t""no" 1>&6
2275 echo $ac_n "checking for dlopen""... $ac_c" 1>&6
2276 echo "$progname:2252: checking for dlopen" >&5
2277 if eval "test \"`echo '$''{'ac_cv_func_dlopen'+set}'`\" = set"; then
2278 echo $ac_n "(cached) $ac_c" 1>&6
2279 else
2280 cat > conftest.$ac_ext <<EOF
2281 #line 2257 "ltconfig"
2282 /* System header to define __stub macros and hopefully few prototypes,
2283 which can conflict with char dlopen(); below. */
2284 #include <assert.h>
2285 /* Override any gcc2 internal prototype to avoid an error. */
2286 /* We use char because int might match the return type of a gcc2
2287 builtin and then its argument prototype would still apply. */
2288 #ifdef __cplusplus
2289 extern "C"
2290 #endif
2291 char dlopen();
2293 int main() {
2295 /* The GNU C library defines this for functions which it implements
2296 to always fail with ENOSYS. Some functions are actually named
2297 something starting with __ and the normal name is an alias. */
2298 #if defined (__stub_dlopen) || defined (__stub___dlopen)
2299 choke me
2300 #else
2301 dlopen();
2302 #endif
2304 ; return 0; }
2306 if { (eval echo $progname:2282: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2307 rm -rf conftest*
2308 eval "ac_cv_func_dlopen=yes"
2309 else
2310 echo "$progname: failed program was:" >&5
2311 cat conftest.$ac_ext >&5
2312 rm -rf conftest*
2313 eval "ac_cv_func_dlopen=no"
2315 rm -f conftest*
2317 if eval "test \"`echo '$ac_cv_func_'dlopen`\" = yes"; then
2318 echo "$ac_t""yes" 1>&6
2319 lt_cv_dlopen="dlopen"
2320 else
2321 echo "$ac_t""no" 1>&6
2322 echo $ac_n "checking for dld_link in -ldld""... $ac_c" 1>&6
2323 echo "$progname:2299: checking for dld_link in -ldld" >&5
2324 ac_lib_var=`echo dld'_'dld_link | sed 'y%./+-%__p_%'`
2325 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
2326 echo $ac_n "(cached) $ac_c" 1>&6
2327 else
2328 ac_save_LIBS="$LIBS"
2329 LIBS="-ldld $LIBS"
2330 cat > conftest.$ac_ext <<EOF
2331 #line 2307 "ltconfig"
2332 /* Override any gcc2 internal prototype to avoid an error. */
2333 /* We use char because int might match the return type of a gcc2
2334 builtin and then its argument prototype would still apply. */
2335 #ifdef __cplusplus
2336 extern "C"
2337 #endif
2338 char dld_link();
2340 int main() {
2341 dld_link()
2342 ; return 0; }
2344 if { (eval echo $progname:2320: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2345 rm -rf conftest*
2346 eval "ac_cv_lib_$ac_lib_var=yes"
2347 else
2348 echo "$progname: failed program was:" >&5
2349 cat conftest.$ac_ext >&5
2350 rm -rf conftest*
2351 eval "ac_cv_lib_$ac_lib_var=no"
2353 rm -f conftest*
2354 LIBS="$ac_save_LIBS"
2357 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
2358 echo "$ac_t""yes" 1>&6
2359 lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"
2360 else
2361 echo "$ac_t""no" 1>&6
2362 echo $ac_n "checking for shl_load""... $ac_c" 1>&6
2363 echo "$progname:2339: checking for shl_load" >&5
2364 if eval "test \"`echo '$''{'ac_cv_func_shl_load'+set}'`\" = set"; then
2365 echo $ac_n "(cached) $ac_c" 1>&6
2366 else
2367 cat > conftest.$ac_ext <<EOF
2368 #line 2344 "ltconfig"
2369 /* System header to define __stub macros and hopefully few prototypes,
2370 which can conflict with char shl_load(); below. */
2371 #include <assert.h>
2372 /* Override any gcc2 internal prototype to avoid an error. */
2373 /* We use char because int might match the return type of a gcc2
2374 builtin and then its argument prototype would still apply. */
2375 #ifdef __cplusplus
2376 extern "C"
2377 #endif
2378 char shl_load();
2380 int main() {
2382 /* The GNU C library defines this for functions which it implements
2383 to always fail with ENOSYS. Some functions are actually named
2384 something starting with __ and the normal name is an alias. */
2385 #if defined (__stub_shl_load) || defined (__stub___shl_load)
2386 choke me
2387 #else
2388 shl_load();
2389 #endif
2391 ; return 0; }
2393 if { (eval echo $progname:2369: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2394 rm -rf conftest*
2395 eval "ac_cv_func_shl_load=yes"
2396 else
2397 echo "$progname: failed program was:" >&5
2398 cat conftest.$ac_ext >&5
2399 rm -rf conftest*
2400 eval "ac_cv_func_shl_load=no"
2402 rm -f conftest*
2405 if eval "test \"`echo '$ac_cv_func_'shl_load`\" = yes"; then
2406 echo "$ac_t""yes" 1>&6
2407 lt_cv_dlopen="shl_load"
2408 else
2409 echo "$ac_t""no" 1>&6
2410 echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6
2411 echo "$progname:2387: checking for shl_load in -ldld" >&5
2412 ac_lib_var=`echo dld'_'shl_load | sed 'y%./+-%__p_%'`
2413 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
2414 echo $ac_n "(cached) $ac_c" 1>&6
2415 else
2416 ac_save_LIBS="$LIBS"
2417 LIBS="-ldld $LIBS"
2418 cat > conftest.$ac_ext <<EOF
2419 #line 2395 "ltconfig"
2420 #include "confdefs.h"
2421 /* Override any gcc2 internal prototype to avoid an error. */
2422 /* We use char because int might match the return type of a gcc2
2423 builtin and then its argument prototype would still apply. */
2424 #ifdef __cplusplus
2425 extern "C"
2426 #endif
2427 char shl_load();
2429 int main() {
2430 shl_load()
2431 ; return 0; }
2433 if { (eval echo $progname:2409: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2434 rm -rf conftest*
2435 eval "ac_cv_lib_$ac_lib_var=yes"
2436 else
2437 echo "$progname: failed program was:" >&5
2438 cat conftest.$ac_ext >&5
2439 rm -rf conftest*
2440 eval "ac_cv_lib_$ac_lib_var=no"
2442 rm -f conftest*
2443 LIBS="$ac_save_LIBS"
2446 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
2447 echo "$ac_t""yes" 1>&6
2448 lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"
2449 else
2450 echo "$ac_t""no" 1>&6
2467 if test "x$lt_cv_dlopen" != xno; then
2468 enable_dlopen=yes
2471 case "$lt_cv_dlopen" in
2472 dlopen)
2473 for ac_hdr in dlfcn.h; do
2474 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
2475 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
2476 echo "$progname:2452: checking for $ac_hdr" >&5
2477 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
2478 echo $ac_n "(cached) $ac_c" 1>&6
2479 else
2480 cat > conftest.$ac_ext <<EOF
2481 #line 2457 "ltconfig"
2482 #include <$ac_hdr>
2483 int fnord = 0;
2485 ac_try="$ac_compile >/dev/null 2>conftest.out"
2486 { (eval echo $progname:2462: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
2487 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
2488 if test -z "$ac_err"; then
2489 rm -rf conftest*
2490 eval "ac_cv_header_$ac_safe=yes"
2491 else
2492 echo "$ac_err" >&5
2493 echo "$progname: failed program was:" >&5
2494 cat conftest.$ac_ext >&5
2495 rm -rf conftest*
2496 eval "ac_cv_header_$ac_safe=no"
2498 rm -f conftest*
2500 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
2501 echo "$ac_t""yes" 1>&6
2502 else
2503 echo "$ac_t""no" 1>&6
2505 done
2507 if test "x$ac_cv_header_dlfcn_h" = xyes; then
2508 CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
2510 eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
2511 LIBS="$lt_cv_dlopen_libs $LIBS"
2513 echo $ac_n "checking whether a program can dlopen itself""... $ac_c" 1>&6
2514 echo "$progname:2490: checking whether a program can dlopen itself" >&5
2515 if test "${lt_cv_dlopen_self+set}" = set; then
2516 echo $ac_n "(cached) $ac_c" 1>&6
2517 else
2518 if test "$cross_compiling" = yes; then
2519 lt_cv_dlopen_self=cross
2520 else
2521 cat > conftest.c <<EOF
2522 #line 2498 "ltconfig"
2524 #if HAVE_DLFCN_H
2525 #include <dlfcn.h>
2526 #endif
2528 #include <stdio.h>
2530 #ifdef RTLD_GLOBAL
2531 # define LTDL_GLOBAL RTLD_GLOBAL
2532 #else
2533 # ifdef DL_GLOBAL
2534 # define LTDL_GLOBAL DL_GLOBAL
2535 # else
2536 # define LTDL_GLOBAL 0
2537 # endif
2538 #endif
2540 /* We may have to define LTDL_LAZY_OR_NOW in the command line if we
2541 find out it does not work in some platform. */
2542 #ifndef LTDL_LAZY_OR_NOW
2543 # ifdef RTLD_LAZY
2544 # define LTDL_LAZY_OR_NOW RTLD_LAZY
2545 # else
2546 # ifdef DL_LAZY
2547 # define LTDL_LAZY_OR_NOW DL_LAZY
2548 # else
2549 # ifdef RTLD_NOW
2550 # define LTDL_LAZY_OR_NOW RTLD_NOW
2551 # else
2552 # ifdef DL_NOW
2553 # define LTDL_LAZY_OR_NOW DL_NOW
2554 # else
2555 # define LTDL_LAZY_OR_NOW 0
2556 # endif
2557 # endif
2558 # endif
2559 # endif
2560 #endif
2562 fnord() { int i=42;}
2563 main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
2564 if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
2565 if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
2568 if { (eval echo $progname:2544: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
2569 then
2570 lt_cv_dlopen_self=yes
2571 else
2572 echo "$progname: failed program was:" >&5
2573 cat conftest.$ac_ext >&5
2574 rm -fr conftest*
2575 lt_cv_dlopen_self=no
2577 rm -fr conftest*
2582 echo "$ac_t""$lt_cv_dlopen_self" 1>&6
2584 if test "$lt_cv_dlopen_self" = yes; then
2585 LDFLAGS="$LDFLAGS $link_static_flag"
2586 echo $ac_n "checking whether a statically linked program can dlopen itself""... $ac_c" 1>&6
2587 echo "$progname:2563: checking whether a statically linked program can dlopen itself" >&5
2588 if test "${lt_cv_dlopen_self_static+set}" = set; then
2589 echo $ac_n "(cached) $ac_c" 1>&6
2590 else
2591 if test "$cross_compiling" = yes; then
2592 lt_cv_dlopen_self_static=cross
2593 else
2594 cat > conftest.c <<EOF
2595 #line 2571 "ltconfig"
2597 #if HAVE_DLFCN_H
2598 #include <dlfcn.h>
2599 #endif
2601 #include <stdio.h>
2603 #ifdef RTLD_GLOBAL
2604 # define LTDL_GLOBAL RTLD_GLOBAL
2605 #else
2606 # ifdef DL_GLOBAL
2607 # define LTDL_GLOBAL DL_GLOBAL
2608 # else
2609 # define LTDL_GLOBAL 0
2610 # endif
2611 #endif
2613 /* We may have to define LTDL_LAZY_OR_NOW in the command line if we
2614 find out it does not work in some platform. */
2615 #ifndef LTDL_LAZY_OR_NOW
2616 # ifdef RTLD_LAZY
2617 # define LTDL_LAZY_OR_NOW RTLD_LAZY
2618 # else
2619 # ifdef DL_LAZY
2620 # define LTDL_LAZY_OR_NOW DL_LAZY
2621 # else
2622 # ifdef RTLD_NOW
2623 # define LTDL_LAZY_OR_NOW RTLD_NOW
2624 # else
2625 # ifdef DL_NOW
2626 # define LTDL_LAZY_OR_NOW DL_NOW
2627 # else
2628 # define LTDL_LAZY_OR_NOW 0
2629 # endif
2630 # endif
2631 # endif
2632 # endif
2633 #endif
2635 fnord() { int i=42;}
2636 main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
2637 if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
2638 if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
2641 if { (eval echo $progname:2617: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
2642 then
2643 lt_cv_dlopen_self_static=yes
2644 else
2645 echo "$progname: failed program was:" >&5
2646 cat conftest.$ac_ext >&5
2647 rm -fr conftest*
2648 lt_cv_dlopen_self_static=no
2650 rm -fr conftest*
2655 echo "$ac_t""$lt_cv_dlopen_self_static" 1>&6
2658 esac
2660 case "$lt_cv_dlopen_self" in
2661 yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
2662 *) enable_dlopen_self=unknown ;;
2663 esac
2665 case "$lt_cv_dlopen_self_static" in
2666 yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
2667 *) enable_dlopen_self_static=unknown ;;
2668 esac
2671 # Copy echo and quote the copy, instead of the original, because it is
2672 # used later.
2673 ltecho="$echo"
2674 if test "X$ltecho" = "X$CONFIG_SHELL $0 --fallback-echo"; then
2675 ltecho="$CONFIG_SHELL \$0 --fallback-echo"
2677 LTSHELL="$SHELL"
2679 LTCONFIG_VERSION="$VERSION"
2681 # Only quote variables if we're using ltmain.sh.
2682 case "$ltmain" in
2683 *.sh)
2684 # Now quote all the things that may contain metacharacters.
2685 for var in ltecho old_CC old_CFLAGS old_CPPFLAGS \
2686 old_LD old_LDFLAGS old_LIBS \
2687 old_NM old_RANLIB old_LN_S old_DLLTOOL old_OBJDUMP old_AS \
2688 AR CC LD LN_S NM LTSHELL LTCONFIG_VERSION \
2689 reload_flag reload_cmds wl \
2690 pic_flag link_static_flag no_builtin_flag export_dynamic_flag_spec \
2691 thread_safe_flag_spec whole_archive_flag_spec libname_spec \
2692 library_names_spec soname_spec \
2693 RANLIB old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \
2694 old_postuninstall_cmds archive_cmds archive_expsym_cmds postinstall_cmds postuninstall_cmds \
2695 file_magic_cmd export_symbols_cmds deplibs_check_method allow_undefined_flag no_undefined_flag \
2696 finish_cmds finish_eval global_symbol_pipe global_symbol_to_cdecl \
2697 hardcode_libdir_flag_spec hardcode_libdir_separator \
2698 sys_lib_search_path_spec sys_lib_dlsearch_path_spec \
2699 compiler_c_o compiler_o_lo need_locks exclude_expsyms include_expsyms; do
2701 case "$var" in
2702 reload_cmds | old_archive_cmds | old_archive_from_new_cmds | \
2703 old_postinstall_cmds | old_postuninstall_cmds | \
2704 export_symbols_cmds | archive_cmds | archive_expsym_cmds | \
2705 postinstall_cmds | postuninstall_cmds | \
2706 finish_cmds | sys_lib_search_path_spec | sys_lib_dlsearch_path_spec)
2707 # Double-quote double-evaled strings.
2708 eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\" -e \"\$delay_variable_subst\"\`\\\""
2711 eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`\\\""
2713 esac
2714 done
2716 case "$ltecho" in
2717 *'\$0 --fallback-echo"')
2718 ltecho=`$echo "X$ltecho" | $Xsed -e 's/\\\\\\\$0 --fallback-echo"$/$0 --fallback-echo"/'`
2720 esac
2722 trap "$rm \"$ofile\"; exit 1" 1 2 15
2723 echo "creating $ofile"
2724 $rm "$ofile"
2725 cat <<EOF > "$ofile"
2726 #! $SHELL
2728 # `$echo "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
2729 # Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
2730 # NOTE: Changes made to this file will be lost: look at ltconfig or ltmain.sh.
2732 # Copyright (C) 1996-1999 Free Software Foundation, Inc.
2733 # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
2735 # This program is free software; you can redistribute it and/or modify
2736 # it under the terms of the GNU General Public License as published by
2737 # the Free Software Foundation; either version 2 of the License, or
2738 # (at your option) any later version.
2740 # This program is distributed in the hope that it will be useful, but
2741 # WITHOUT ANY WARRANTY; without even the implied warranty of
2742 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
2743 # General Public License for more details.
2745 # You should have received a copy of the GNU General Public License
2746 # along with this program; if not, write to the Free Software
2747 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
2749 # As a special exception to the GNU General Public License, if you
2750 # distribute this file as part of a program that contains a
2751 # configuration script generated by Autoconf, you may include it under
2752 # the same distribution terms that you use for the rest of that program.
2754 # Sed that helps us avoid accidentally triggering echo(1) options like -n.
2755 Xsed="sed -e s/^X//"
2757 # The HP-UX ksh and POSIX shell print the target directory to stdout
2758 # if CDPATH is set.
2759 if test "X\${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
2761 ### BEGIN LIBTOOL CONFIG
2763 cfgfile="$ofile"
2767 # Double-quote the variables that need it (for aesthetics).
2768 for var in old_CC old_CFLAGS old_CPPFLAGS \
2769 old_LD old_LDFLAGS old_LIBS \
2770 old_NM old_RANLIB old_LN_S old_DLLTOOL old_OBJDUMP old_AS; do
2771 eval "$var=\\\"\$var\\\""
2772 done
2774 # Just create a config file.
2775 cfgfile="$ofile.cfg"
2776 trap "$rm \"$cfgfile\"; exit 1" 1 2 15
2777 echo "creating $cfgfile"
2778 $rm "$cfgfile"
2779 cat <<EOF > "$cfgfile"
2780 # `$echo "$cfgfile" | sed 's%^.*/%%'` - Libtool configuration file.
2781 # Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
2784 esac
2786 cat <<EOF >> "$cfgfile"
2787 # Libtool was configured as follows, on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
2789 # CC=$old_CC CFLAGS=$old_CFLAGS CPPFLAGS=$old_CPPFLAGS \\
2790 # LD=$old_LD LDFLAGS=$old_LDFLAGS LIBS=$old_LIBS \\
2791 # NM=$old_NM RANLIB=$old_RANLIB LN_S=$old_LN_S \\
2792 # DLLTOOL=$old_DLLTOOL OBJDUMP=$old_OBJDUMP AS=$old_AS \\
2793 # $0$ltconfig_args
2795 # Compiler and other test output produced by $progname, useful for
2796 # debugging $progname, is in ./config.log if it exists.
2798 # The version of $progname that generated this script.
2799 LTCONFIG_VERSION=$LTCONFIG_VERSION
2801 # Shell to use when invoking shell scripts.
2802 SHELL=$LTSHELL
2804 # Whether or not to build shared libraries.
2805 build_libtool_libs=$enable_shared
2807 # Whether or not to build static libraries.
2808 build_old_libs=$enable_static
2810 # Whether or not to optimize for fast installation.
2811 fast_install=$enable_fast_install
2813 # The host system.
2814 host_alias=$host_alias
2815 host=$host
2817 # An echo program that does not interpret backslashes.
2818 echo=$ltecho
2820 # The archiver.
2821 AR=$AR
2823 # The default C compiler.
2824 CC=$CC
2826 # The linker used to build libraries.
2827 LD=$LD
2829 # Whether we need hard or soft links.
2830 LN_S=$LN_S
2832 # A BSD-compatible nm program.
2833 NM=$NM
2835 # Used on cygwin: DLL creation program.
2836 DLLTOOL="$DLLTOOL"
2838 # Used on cygwin: object dumper.
2839 OBJDUMP="$OBJDUMP"
2841 # Used on cygwin: assembler.
2842 AS="$AS"
2844 # The name of the directory that contains temporary libtool files.
2845 objdir=$objdir
2847 # How to create reloadable object files.
2848 reload_flag=$reload_flag
2849 reload_cmds=$reload_cmds
2851 # How to pass a linker flag through the compiler.
2852 wl=$wl
2854 # Object file suffix (normally "o").
2855 objext="$objext"
2857 # Old archive suffix (normally "a").
2858 libext="$libext"
2860 # Executable file suffix (normally "").
2861 exeext="$exeext"
2863 # Additional compiler flags for building library objects.
2864 pic_flag=$pic_flag
2866 # Does compiler simultaneously support -c and -o options?
2867 compiler_c_o=$compiler_c_o
2869 # Can we write directly to a .lo ?
2870 compiler_o_lo=$compiler_o_lo
2872 # Must we lock files when doing compilation ?
2873 need_locks=$need_locks
2875 # Do we need the lib prefix for modules?
2876 need_lib_prefix=$need_lib_prefix
2878 # Do we need a version for libraries?
2879 need_version=$need_version
2881 # Whether dlopen is supported.
2882 dlopen=$enable_dlopen
2884 # Whether dlopen of programs is supported.
2885 dlopen_self=$enable_dlopen_self
2887 # Whether dlopen of statically linked programs is supported.
2888 dlopen_self_static=$enable_dlopen_self_static
2890 # Compiler flag to prevent dynamic linking.
2891 link_static_flag=$link_static_flag
2893 # Compiler flag to turn off builtin functions.
2894 no_builtin_flag=$no_builtin_flag
2896 # Compiler flag to allow reflexive dlopens.
2897 export_dynamic_flag_spec=$export_dynamic_flag_spec
2899 # Compiler flag to generate shared objects directly from archives.
2900 whole_archive_flag_spec=$whole_archive_flag_spec
2902 # Compiler flag to generate thread-safe objects.
2903 thread_safe_flag_spec=$thread_safe_flag_spec
2905 # Library versioning type.
2906 version_type=$version_type
2908 # Format of library name prefix.
2909 libname_spec=$libname_spec
2911 # List of archive names. First name is the real one, the rest are links.
2912 # The last name is the one that the linker finds with -lNAME.
2913 library_names_spec=$library_names_spec
2915 # The coded name of the library, if different from the real name.
2916 soname_spec=$soname_spec
2918 # Commands used to build and install an old-style archive.
2919 RANLIB=$RANLIB
2920 old_archive_cmds=$old_archive_cmds
2921 old_postinstall_cmds=$old_postinstall_cmds
2922 old_postuninstall_cmds=$old_postuninstall_cmds
2924 # Create an old-style archive from a shared archive.
2925 old_archive_from_new_cmds=$old_archive_from_new_cmds
2927 # Commands used to build and install a shared archive.
2928 archive_cmds=$archive_cmds
2929 archive_expsym_cmds=$archive_expsym_cmds
2930 postinstall_cmds=$postinstall_cmds
2931 postuninstall_cmds=$postuninstall_cmds
2933 # Method to check whether dependent libraries are shared objects.
2934 deplibs_check_method=$deplibs_check_method
2936 # Command to use when deplibs_check_method == file_magic.
2937 file_magic_cmd=$file_magic_cmd
2939 # Flag that allows shared libraries with undefined symbols to be built.
2940 allow_undefined_flag=$allow_undefined_flag
2942 # Flag that forces no undefined symbols.
2943 no_undefined_flag=$no_undefined_flag
2945 # Commands used to finish a libtool library installation in a directory.
2946 finish_cmds=$finish_cmds
2948 # Same as above, but a single script fragment to be evaled but not shown.
2949 finish_eval=$finish_eval
2951 # Take the output of nm and produce a listing of raw symbols and C names.
2952 global_symbol_pipe=$global_symbol_pipe
2954 # Transform the output of nm in a proper C declaration
2955 global_symbol_to_cdecl=$global_symbol_to_cdecl
2957 # This is the shared library runtime path variable.
2958 runpath_var=$runpath_var
2960 # This is the shared library path variable.
2961 shlibpath_var=$shlibpath_var
2963 # Is shlibpath searched before the hard-coded library search path?
2964 shlibpath_overrides_runpath=$shlibpath_overrides_runpath
2966 # How to hardcode a shared library path into an executable.
2967 hardcode_action=$hardcode_action
2969 # Flag to hardcode \$libdir into a binary during linking.
2970 # This must work even if \$libdir does not exist.
2971 hardcode_libdir_flag_spec=$hardcode_libdir_flag_spec
2973 # Whether we need a single -rpath flag with a separated argument.
2974 hardcode_libdir_separator=$hardcode_libdir_separator
2976 # Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
2977 # resulting binary.
2978 hardcode_direct=$hardcode_direct
2980 # Set to yes if using the -LDIR flag during linking hardcodes DIR into the
2981 # resulting binary.
2982 hardcode_minus_L=$hardcode_minus_L
2984 # Set to yes if using SHLIBPATH_VAR=DIR during linking hardcodes DIR into
2985 # the resulting binary.
2986 hardcode_shlibpath_var=$hardcode_shlibpath_var
2988 # Compile-time system search path for libraries
2989 sys_lib_search_path_spec=$sys_lib_search_path_spec
2991 # Run-time system search path for libraries
2992 sys_lib_dlsearch_path_spec=$sys_lib_dlsearch_path_spec
2994 # Fix the shell variable \$srcfile for the compiler.
2995 fix_srcfile_path="$fix_srcfile_path"
2997 # Set to yes if exported symbols are required.
2998 always_export_symbols=$always_export_symbols
3000 # The commands to list exported symbols.
3001 export_symbols_cmds=$export_symbols_cmds
3003 # Symbols that should not be listed in the preloaded symbols.
3004 exclude_expsyms=$exclude_expsyms
3006 # Symbols that must always be exported.
3007 include_expsyms=$include_expsyms
3011 case "$ltmain" in
3012 *.sh)
3013 echo '### END LIBTOOL CONFIG' >> "$ofile"
3014 echo >> "$ofile"
3015 case "$host_os" in
3016 aix3*)
3017 cat <<\EOF >> "$ofile"
3019 # AIX sometimes has problems with the GCC collect2 program. For some
3020 # reason, if we set the COLLECT_NAMES environment variable, the problems
3021 # vanish in a puff of smoke.
3022 if test "X${COLLECT_NAMES+set}" != Xset; then
3023 COLLECT_NAMES=
3024 export COLLECT_NAMES
3028 esac
3030 # Append the ltmain.sh script.
3031 sed '$q' "$ltmain" >> "$ofile" || (rm -f "$ofile"; exit 1)
3032 # We use sed instead of cat because bash on DJGPP gets confused if
3033 # if finds mixed CR/LF and LF-only lines. Since sed operates in
3034 # text mode, it properly converts lines to CR/LF. This bash problem
3035 # is reportedly fixed, but why not run on old versions too?
3037 chmod +x "$ofile"
3041 # Compile the libtool program.
3042 echo "FIXME: would compile $ltmain"
3044 esac
3046 test -n "$cache_file" || exit 0
3048 # AC_CACHE_SAVE
3049 trap '' 1 2 15
3050 cat > confcache <<\EOF
3051 # This file is a shell script that caches the results of configure
3052 # tests run on this system so they can be shared between configure
3053 # scripts and configure runs. It is not useful on other systems.
3054 # If it contains results you don't want to keep, you may remove or edit it.
3056 # By default, configure uses ./config.cache as the cache file,
3057 # creating it if it does not exist already. You can give configure
3058 # the --cache-file=FILE option to use a different cache file; that is
3059 # what configure does when it calls configure scripts in
3060 # subdirectories, so they share the cache.
3061 # Giving --cache-file=/dev/null disables caching, for debugging configure.
3062 # config.status only pays attention to the cache file if you give it the
3063 # --recheck option to rerun configure.
3066 # The following way of writing the cache mishandles newlines in values,
3067 # but we know of no workaround that is simple, portable, and efficient.
3068 # So, don't put newlines in cache variables' values.
3069 # Ultrix sh set writes to stderr and can't be redirected directly,
3070 # and sets the high bit in the cache file unless we assign to the vars.
3071 (set) 2>&1 |
3072 case `(ac_space=' '; set | grep ac_space) 2>&1` in
3073 *ac_space=\ *)
3074 # `set' does not quote correctly, so add quotes (double-quote substitution
3075 # turns \\\\ into \\, and sed turns \\ into \).
3076 sed -n \
3077 -e "s/'/'\\\\''/g" \
3078 -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
3081 # `set' quotes correctly as required by POSIX, so do not add quotes.
3082 sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
3084 esac >> confcache
3085 if cmp -s $cache_file confcache; then
3087 else
3088 if test -w $cache_file; then
3089 echo "updating cache $cache_file"
3090 cat confcache > $cache_file
3091 else
3092 echo "not updating unwritable cache $cache_file"
3095 rm -f confcache
3097 exit 0
3099 # Local Variables:
3100 # mode:shell-script
3101 # sh-indentation:2
3102 # End: