* monitor.c (#include "gdb_wait.h"): Removed.
[deliverable/binutils-gdb.git] / ltconfig
... / ...
CommitLineData
1#! /bin/sh
2
3# ltconfig - Create a system-specific libtool.
4# Copyright (C) 1996-2000 Free Software Foundation, Inc.
5# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
6#
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.
11#
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.
16#
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.
20#
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.
25
26# A lot of this script is taken from autoconf-2.10.
27
28# Check that we are running under the correct shell.
29SHELL=${CONFIG_SHELL-/bin/sh}
30echo=echo
31if test "X$1" = X--no-reexec; then
32 # Discard the --no-reexec flag, and continue.
33 shift
34elif test "X$1" = X--fallback-echo; then
35 # Avoid inline document here, it may be left over
36 :
37elif test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then
38 # Yippee, $echo works!
39 :
40else
41 # Restart under the correct shell.
42 exec "$SHELL" "$0" --no-reexec ${1+"$@"}
43fi
44
45if test "X$1" = X--fallback-echo; then
46 # used as fallback echo
47 shift
48 cat <<EOF
49$*
50EOF
51 exit 0
52fi
53
54# Find the correct PATH separator. Usually this is `:', but
55# DJGPP uses `;' like DOS.
56if test "X${PATH_SEPARATOR+set}" != Xset; then
57 UNAME=${UNAME-`uname 2>/dev/null`}
58 case X$UNAME in
59 *-DOS) PATH_SEPARATOR=';' ;;
60 *) PATH_SEPARATOR=':' ;;
61 esac
62fi
63
64# The HP-UX ksh and POSIX shell print the target directory to stdout
65# if CDPATH is set.
66if test "X${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
67
68if 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$echo_test_string") 2>/dev/null; then
75 break
76 fi
77 done
78fi
79
80if test "X`($echo '\t') 2>/dev/null`" = 'X\t' &&
81 echo_testing_string=`($echo "$echo_test_string") 2>/dev/null` &&
82 test "X$echo_testing_string" = "X$echo_test_string"; then
83 :
84else
85 # The Solaris, AIX, and Digital Unix default echo programs unquote
86 # backslashes. This makes it impossible to quote backslashes using
87 # echo "$something" | sed 's/\\/\\\\/g'
88 #
89 # So, first we look for a working echo in the user's PATH.
90
91 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
92 for dir in $PATH /usr/ucb; do
93 if (test -f $dir/echo || test -f $dir/echo$ac_exeext) &&
94 test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' &&
95 echo_testing_string=`($dir/echo "$echo_test_string") 2>/dev/null` &&
96 test "X$echo_testing_string" = "X$echo_test_string"; then
97 echo="$dir/echo"
98 break
99 fi
100 done
101 IFS="$save_ifs"
102
103 if test "X$echo" = Xecho; then
104 # We didn't find a better echo, so look for alternatives.
105 if test "X`(print -r '\t') 2>/dev/null`" = 'X\t' &&
106 echo_testing_string=`(print -r "$echo_test_string") 2>/dev/null` &&
107 test "X$echo_testing_string" = "X$echo_test_string"; then
108 # This shell has a builtin print -r that does the trick.
109 echo='print -r'
110 elif (test -f /bin/ksh || test -f /bin/ksh$ac_exeext) &&
111 test "X$CONFIG_SHELL" != X/bin/ksh; then
112 # If we have ksh, try running ltconfig again with it.
113 ORIGINAL_CONFIG_SHELL="${CONFIG_SHELL-/bin/sh}"
114 export ORIGINAL_CONFIG_SHELL
115 CONFIG_SHELL=/bin/ksh
116 export CONFIG_SHELL
117 exec "$CONFIG_SHELL" "$0" --no-reexec ${1+"$@"}
118 else
119 # Try using printf.
120 echo='printf %s\n'
121 if test "X`($echo '\t') 2>/dev/null`" = 'X\t' &&
122 echo_testing_string=`($echo "$echo_test_string") 2>/dev/null` &&
123 test "X$echo_testing_string" = "X$echo_test_string"; then
124 # Cool, printf works
125 :
126 elif echo_testing_string=`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null` &&
127 test "X$echo_testing_string" = 'X\t' &&
128 echo_testing_string=`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null` &&
129 test "X$echo_testing_string" = "X$echo_test_string"; then
130 CONFIG_SHELL="$ORIGINAL_CONFIG_SHELL"
131 export CONFIG_SHELL
132 SHELL="$CONFIG_SHELL"
133 export SHELL
134 echo="$CONFIG_SHELL $0 --fallback-echo"
135 elif echo_testing_string=`("$CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null` &&
136 test "X$echo_testing_string" = 'X\t' &&
137 echo_testing_string=`("$CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null` &&
138 test "X$echo_testing_string" = "X$echo_test_string"; then
139 echo="$CONFIG_SHELL $0 --fallback-echo"
140 else
141 # maybe with a smaller string...
142 prev=:
143
144 for cmd in 'echo test' 'sed 2q "$0"' 'sed 10q "$0"' 'sed 20q "$0"' 'sed 50q "$0"'; do
145 if (test "X$echo_test_string" = "X`eval $cmd`") 2>/dev/null; then
146 break
147 fi
148 prev="$cmd"
149 done
150
151 if test "$prev" != 'sed 50q "$0"'; then
152 echo_test_string=`eval $prev`
153
154 export echo_test_string
155 exec "${ORIGINAL_CONFIG_SHELL-${CONFIG_SHELL-/bin/sh}}" "$0" ${1+"$@"}
156 else
157 # Oops. We lost completely, so just stick with echo.
158 echo=echo
159 fi
160 fi
161 fi
162 fi
163fi
164
165# Sed substitution that helps us do robust quoting. It backslashifies
166# metacharacters that are still active within double-quoted strings.
167Xsed='sed -e s/^X//'
168sed_quote_subst='s/\([\\"\\`$\\\\]\)/\\\1/g'
169
170# Same as above, but do not quote variable references.
171double_quote_subst='s/\([\\"\\`\\\\]\)/\\\1/g'
172
173# Sed substitution to delay expansion of an escaped shell variable in a
174# double_quote_subst'ed string.
175delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
176
177# The name of this program.
178progname=`$echo "X$0" | $Xsed -e 's%^.*/%%'`
179
180# Constants:
181PROGRAM=ltconfig
182PACKAGE=libtool
183VERSION=1.4a
184TIMESTAMP=" (1.641.2.122 2000/09/30 05:27:52)"
185ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
186ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
187rm="rm -f"
188
189help="Try \`$progname --help' for more information."
190
191# Global variables:
192default_ofile=libtool
193can_build_shared=yes
194enable_shared=yes
195# All known linkers require a `.a' archive for static linking (except M$VC,
196# which needs '.lib').
197enable_static=yes
198enable_fast_install=yes
199enable_dlopen=unknown
200enable_win32_dll=no
201pic_mode=default
202ltmain=
203silent=
204srcdir=
205ac_config_guess=
206ac_config_sub=
207host=
208build=NONE
209nonopt=NONE
210ofile="$default_ofile"
211verify_host=yes
212tagname=
213with_gcc=no
214with_gnu_ld=no
215need_locks=yes
216ac_ext=c
217libext=a
218cache_file=
219
220## Dependencies to place before and after the object being linked:
221predep_objects=
222postdep_objects=
223predeps=
224postdeps=
225compiler_lib_search_path=
226
227## Link characteristics:
228allow_undefined_flag=
229no_undefined_flag=
230need_lib_prefix=unknown
231need_version=unknown
232# when you set need_version to no, make sure it does not cause -set_version
233# flags to be left without arguments
234archive_cmds=
235archive_expsym_cmds=
236old_archive_from_new_cmds=
237old_archive_from_expsyms_cmds=
238striplib=
239old_striplib=
240export_dynamic_flag_spec=
241whole_archive_flag_spec=
242thread_safe_flag_spec=
243hardcode_into_libs=no
244hardcode_libdir_flag_spec=
245hardcode_libdir_separator=
246hardcode_direct=no
247hardcode_minus_L=no
248hardcode_shlibpath_var=unsupported
249runpath_var=
250link_all_deplibs=unknown
251always_export_symbols=no
252export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | sed '\''s/.* //'\'' | sort | uniq > $export_symbols'
253# include_expsyms should be a list of space-separated symbols to be *always*
254# included in the symbol list
255include_expsyms=
256# exclude_expsyms can be an egrep regular expression of symbols to exclude
257# it will be wrapped by ` (' and `)$', so one must not match beginning or
258# end of line. Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
259# as well as any symbol that contains `d'.
260exclude_expsyms="_GLOBAL_OFFSET_TABLE_"
261# Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
262# platforms (ab)use it in PIC code, but their linkers get confused if
263# the symbol is explicitly referenced. Since portable code cannot
264# rely on this symbol name, it's probably fine to never include it in
265# preloaded symbol tables.
266extract_expsyms_cmds=
267
268## Tools:
269old_AR="$AR"
270old_AR_FLAGS="$AR_FLAGS"
271old_CC="$CC"
272old_CFLAGS="$CFLAGS"
273old_CPPFLAGS="$CPPFLAGS"
274old_LDFLAGS="$LDFLAGS"
275old_LIBS="$LIBS"
276old_MAGIC_CMD="$MAGIC_CMD"
277old_LD="$LD"
278old_LN_S="$LN_S"
279old_LTCC="$LTCC"
280old_NM="$NM"
281old_RANLIB="$RANLIB"
282old_STRIP="$STRIP"
283old_AS="$AS"
284old_DLLTOOL="$DLLTOOL"
285old_OBJDUMP="$OBJDUMP"
286old_OBJEXT="$OBJEXT"
287old_EXEEXT="$EXEEXT"
288old_reload_flag="$reload_flag"
289old_deplibs_check_method="$deplibs_check_method"
290old_file_magic_cmd="$file_magic_cmd"
291
292# Parse the command line options.
293args=
294prev=
295for option
296do
297 case "$option" in
298 -*=*) optarg=`echo "$option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
299 *) optarg= ;;
300 esac
301
302 # If the previous option needs an argument, assign it.
303 if test -n "$prev"; then
304 eval "$prev=\$option"
305 prev=
306 continue
307 fi
308
309 case "$option" in
310 --help) cat <<EOM
311Usage: $progname [OPTION]... LTMAIN [HOST]
312
313Generate a system-specific libtool script.
314
315 --build configure for building on BUILD [BUILD=HOST]
316 --debug enable verbose shell tracing
317 --disable-shared do not build shared libraries
318 --disable-static do not build static libraries
319 --disable-fast-install do not optimize for fast installation
320 --enable-dlopen enable dlopen support
321 --enable-win32-dll enable building dlls on win32 hosts
322 --help display this help and exit
323 --no-verify do not verify that HOST is a valid host type
324-o, --output=FILE specify the output file [default=$default_ofile]
325 --quiet same as \`--silent'
326 --silent do not print informational messages
327 --srcdir=DIR find \`config.guess' in DIR
328 --version output version information and exit
329 --add-tag=TAG append an alternate configuration
330 --with-gcc assume that the GNU C compiler will be used
331 --with-gnu-ld assume that the C compiler uses the GNU linker
332 --prefer-pic try to use only PIC objects
333 --prefer-non-pic try to use only non-PIC objects
334 --disable-lock disable file locking
335 --cache-file=FILE configure cache file
336
337LTMAIN is the \`ltmain.sh' shell script fragment or \`ltmain.c' program
338that provides basic libtool functionality.
339
340HOST is the canonical host system name [default=guessed].
341EOM
342 exit 0
343 ;;
344
345 --build) prev=build ;;
346 --build=*) build="$optarg" ;;
347
348 --debug)
349 echo "$progname: enabling shell trace mode"
350 set -x
351 ;;
352
353 --disable-shared) enable_shared=no ;;
354
355 --disable-static) enable_static=no ;;
356
357 --disable-fast-install) enable_fast_install=no ;;
358
359 --enable-dlopen) enable_dlopen=yes ;;
360
361 --enable-win32-dll) enable_win32_dll=yes ;;
362
363 --quiet | --silent) silent=yes ;;
364
365 --srcdir) prev=srcdir ;;
366 --srcdir=*) srcdir="$optarg" ;;
367
368 --no-verify) verify_host=no ;;
369
370 --output | -o) prev=ofile ;;
371 --output=*) ofile="$optarg" ;;
372
373 --version) echo "$PROGRAM (GNU $PACKAGE) $VERSION$TIMESTAMP"; exit 0 ;;
374
375 --add-tag) prev=tagname ;;
376 --add-tag=*) tagname="$optarg" ;;
377
378 --with-gcc) with_gcc=yes ;;
379 --with-gnu-ld) with_gnu_ld=yes ;;
380
381 --prefer-pic) pic_mode=yes ;;
382 --prefer-non-pic) pic_mode=no ;;
383
384 --disable-lock) need_locks=no ;;
385
386 --cache-file=*) cache_file="$optarg" ;;
387
388 -*)
389 echo "$progname: unrecognized option \`$option'" 1>&2
390 echo "$help" 1>&2
391 exit 1
392 ;;
393
394 *)
395 if test -z "$ltmain"; then
396 ltmain="$option"
397 elif test -z "$host"; then
398# This generates an unnecessary warning for sparc-sun-solaris4.1.3_U1
399# if test -n "`echo $option| sed 's/[-a-z0-9.]//g'`"; then
400# echo "$progname: warning \`$option' is not a valid host type" 1>&2
401# fi
402 host="$option"
403 else
404 echo "$progname: too many arguments" 1>&2
405 echo "$help" 1>&2
406 exit 1
407 fi ;;
408 esac
409done
410
411if test -z "$ltmain"; then
412 echo "$progname: you must specify a LTMAIN file" 1>&2
413 echo "$help" 1>&2
414 exit 1
415fi
416
417if test ! -f "$ltmain"; then
418 echo "$progname: \`$ltmain' does not exist" 1>&2
419 echo "$help" 1>&2
420 exit 1
421fi
422
423if test -n "$tagname"; then
424 # Check whether tagname contains only valid characters
425 case `$echo "X$tagname" |
426 $Xsed -e 's/[-_ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890,/]//g'` in
427 "") ;;
428 *)
429 echo "$progname: invalid tag name: $tagname" 1>&2
430 exit 1
431 ;;
432 esac
433
434 if grep "^### BEGIN LIBTOOL TAG CONFIG: $tagname$" < "$ofile" > /dev/null; then
435 echo "$progname: tag name $tagname already exists" 1>&2
436 exit 1
437 fi
438
439 if test ! -f "$ofile"; then
440 echo "$progname: warning: output file \`$ofile' does not exist" 1>&2
441 fi
442
443 if test -z "$LTCC"; then
444 eval "`$SHELL $ofile --config | grep '^LTCC='`"
445 if test -z "$LTCC"; then
446 echo "$progname: warning: output file \`$ofile' does not look like a libtool script" 1>&2
447 else
448 echo "$progname: warning: using \`LTCC=$LTCC', extracted from \`$ofile'" 1>&2
449 fi
450 fi
451fi
452
453# Quote any args containing shell metacharacters.
454ltconfig_args=
455for arg
456do
457 case "$arg" in
458 *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
459 ltconfig_args="$ltconfig_args '$arg'" ;;
460 *) ltconfig_args="$ltconfig_args $arg" ;;
461 esac
462done
463
464# A relevant subset of AC_INIT.
465
466# File descriptor usage:
467# 0 standard input
468# 1 file creation
469# 2 errors and warnings
470# 3 some systems may open it to /dev/tty
471# 4 used on the Kubota Titan
472# 5 compiler messages saved in config.log
473# 6 checking for... messages and results
474if test "$silent" = yes; then
475 exec 6>/dev/null
476else
477 exec 6>&1
478fi
479exec 5>>./config.log
480
481# NLS nuisances.
482# Only set LANG and LC_ALL to C if already set.
483# These must not be set unconditionally because not all systems understand
484# e.g. LANG=C (notably SCO).
485if test "X${LC_ALL+set}" = Xset; then LC_ALL=C; export LC_ALL; fi
486if test "X${LANG+set}" = Xset; then LANG=C; export LANG; fi
487
488if test -n "$cache_file" && test -r "$cache_file" && test -f "$cache_file"; then
489 echo "loading cache $cache_file within ltconfig"
490 . $cache_file
491fi
492
493if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
494 # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
495 if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
496 ac_n= ac_c='
497' ac_t=' '
498 else
499 ac_n=-n ac_c= ac_t=
500 fi
501else
502 ac_n= ac_c='\c' ac_t=
503fi
504
505if test -z "$srcdir"; then
506 # Assume the source directory is the same one as the path to LTMAIN.
507 srcdir=`$echo "X$ltmain" | $Xsed -e 's%/[^/]*$%%'`
508 test "$srcdir" = "$ltmain" && srcdir=.
509fi
510
511trap "$rm conftest*; exit 1" 1 2 15
512if test "$verify_host" = yes; then
513 # Check for config.guess and config.sub.
514 ac_aux_dir=
515 for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
516 if test -f $ac_dir/config.guess; then
517 ac_aux_dir=$ac_dir
518 break
519 fi
520 done
521 if test -z "$ac_aux_dir"; then
522 echo "$progname: cannot find config.guess in $srcdir $srcdir/.. $srcdir/../.." 1>&2
523 echo "$help" 1>&2
524 exit 1
525 fi
526 ac_config_guess=$ac_aux_dir/config.guess
527 ac_config_sub=$ac_aux_dir/config.sub
528
529 # Make sure we can run config.sub.
530 if $SHELL $ac_config_sub sun4 >/dev/null 2>&1; then :
531 else
532 echo "$progname: cannot run $ac_config_sub" 1>&2
533 echo "$help" 1>&2
534 exit 1
535 fi
536
537 echo $ac_n "checking host system type""... $ac_c" 1>&6
538
539 host_alias=$host
540 case "$host_alias" in
541 "")
542 # Force config.guess to use the C compiler.
543 # CC_FOR_BUILD overrides the CC variable in config.guess but I had
544 # problems with it so do it this way for now.
545 CC="$LTCC"
546
547 if host_alias=`$SHELL $ac_config_guess`; then :
548 else
549 echo "$progname: cannot guess host type; you must specify one" 1>&2
550 echo "$help" 1>&2
551 exit 1
552 fi
553
554 # Restore the C compiler.
555 CC="$old_CC"
556 ;;
557 esac
558 host=`$SHELL $ac_config_sub $host_alias`
559 echo "$ac_t$host" 1>&6
560
561 # Make sure the host verified.
562 test -z "$host" && exit 1
563
564 # Check for the build system type
565 echo $ac_n "checking build system type... $ac_c" 1>&6
566
567 build_alias=$build
568 case "$build_alias" in
569 NONE)
570 case $nonopt in
571 NONE) build_alias=$host_alias ;;
572 *) build_alias=$nonopt ;;
573 esac ;;
574 esac
575
576 build=`$SHELL $ac_config_sub $build_alias`
577 build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
578 build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
579 build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
580 echo "$ac_t""$build" 1>&6
581
582elif test -z "$host"; then
583 echo "$progname: you must specify a host type if you use \`--no-verify'" 1>&2
584 echo "$help" 1>&2
585 exit 1
586else
587 host_alias=$host
588 build_alias=$host_alias
589 build=$host
590fi
591
592if test x"$host" != x"$build"; then
593 ac_tool_prefix=${host_alias}-
594else
595 ac_tool_prefix=
596fi
597
598host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
599host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
600host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
601
602# Transform linux* to *-*-linux-gnu*, to support old configure scripts.
603case "$host_os" in
604linux-gnu*) ;;
605linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'`
606esac
607
608case "$host_os" in
609aix3*)
610 # AIX sometimes has problems with the GCC collect2 program. For some
611 # reason, if we set the COLLECT_NAMES environment variable, the problems
612 # vanish in a puff of smoke.
613 if test "X${COLLECT_NAMES+set}" != Xset; then
614 COLLECT_NAMES=
615 export COLLECT_NAMES
616 fi
617 ;;
618esac
619
620# Determine commands to create old-style static archives.
621old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs$old_deplibs'
622old_postinstall_cmds='chmod 644 $oldlib'
623old_postuninstall_cmds=
624
625if test -n "$RANLIB"; then
626 old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
627 old_postinstall_cmds="\$RANLIB \$oldlib~$old_postinstall_cmds"
628fi
629
630# Source the script associated with the $tagname tag configuration.
631if test -n "$tagname"; then
632 . $ltmain
633else
634 # FIXME: We should use a variable here
635 # Configure for a C compiler
636 . $srcdir/ltcf-c.sh
637fi
638
639# Set sane defaults for various variables
640test -z "$AR" && AR=ar
641test -z "$AR_FLAGS" && AR_FLAGS=cru
642test -z "$AS" && AS=as
643test -z "$CC" && CC=cc
644test -z "$DLLTOOL" && DLLTOOL=dlltool
645test -z "$MAGIC_CMD" && MAGIC_CMD=file
646test -z "$LD" && LD=ld
647test -z "$LN_S" && LN_S="ln -s"
648test -z "$NM" && NM=nm
649test -z "$OBJDUMP" && OBJDUMP=objdump
650test -z "$RANLIB" && RANLIB=:
651test -z "$STRIP" && STRIP=:
652test -z "$objext" && objext=o
653
654echo $ac_n "checking for objdir... $ac_c" 1>&6
655rm -f .libs 2>/dev/null
656mkdir .libs 2>/dev/null
657if test -d .libs; then
658 objdir=.libs
659else
660 # MS-DOS does not allow filenames that begin with a dot.
661 objdir=_libs
662fi
663rmdir .libs 2>/dev/null
664echo "$ac_t$objdir" 1>&6
665
666# If no C compiler was specified, use CC.
667LTCC=${LTCC-"$CC"}
668
669# Allow CC to be a program name with arguments.
670set dummy $CC
671compiler="$2"
672
673# We assume here that the value for ac_cv_prog_cc_pic will not be cached
674# in isolation, and that seeing it set (from the cache) indicates that
675# the associated values are set (in the cache) correctly too.
676echo $ac_n "checking for $compiler option to produce PIC... $ac_c" 1>&6
677echo "$progname:675:checking for $compiler option to produce PIC" 1>&5
678
679if test -z "$ac_cv_prog_cc_pic"; then
680 echo "$ac_t"none 1>&6
681else
682 echo "$ac_t""$ac_cv_prog_cc_pic" 1>&6
683
684 # Check to make sure the pic_flag actually works.
685 echo $ac_n "checking if $compiler PIC flag $ac_cv_prog_cc_pic works... $ac_c" 1>&6
686 echo "$progname:684:checking that $compiler PIC flag $ac_cv_prog_cc_pic works." 1>&5
687 if test "X${ac_cv_prog_cc_pic_works+set}" = Xset && \
688 test "X${ac_cv_prog_cc_pic_works}" != X; then
689 echo $ac_n "(cached) $ac_c" 1>&6
690 else
691 ac_cv_prog_cc_pic_works=yes
692 $rm conftest*
693 echo $lt_simple_compile_test_code > conftest.$ac_ext
694 save_CFLAGS="$CFLAGS"
695 CFLAGS="$CFLAGS $ac_cv_prog_cc_pic -DPIC"
696 if { (eval echo $progname:694: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then
697 # Append any warnings to the config.log.
698 cat conftest.err 1>&5
699
700 case "$host_os" in
701 hpux9* | hpux10* | hpux11*)
702 # On HP-UX, both CC and GCC only warn that PIC is supported... then
703 # they create non-PIC objects. So, if there were any warnings, we
704 # assume that PIC is not supported.
705 if test -s conftest.err; then
706 ac_cv_prog_cc_pic_works=no
707 ac_cv_prog_cc_can_build_shared=no
708 ac_cv_prog_cc_pic=
709 else
710 ac_cv_prog_cc_pic_works=yes
711 ac_cv_prog_cc_pic=" $ac_cv_prog_cc_pic"
712 fi
713 ;;
714 *)
715 ac_cv_prog_cc_pic_works=yes
716 ac_cv_prog_cc_pic=" $ac_cv_prog_cc_pic"
717 ;;
718 esac
719 else
720 # Append any errors to the config.log.
721 cat conftest.err 1>&5
722 ac_cv_prog_cc_pic_works=no
723 ac_cv_prog_cc_can_build_shared=no
724 ac_cv_prog_cc_pic=
725 fi
726 CFLAGS="$save_CFLAGS"
727 $rm conftest*
728 fi
729 # Belt *and* braces to stop my trousers falling down:
730 if test "X$ac_cv_prog_cc_pic_works" = Xno; then
731 ac_cv_prog_cc_pic=
732 ac_cv_prog_cc_can_build_shared=no
733 fi
734 echo "$ac_t""$ac_cv_prog_cc_pic_works" 1>&6
735fi
736
737# Check for any special shared library compilation flags.
738if test -n "$ac_cv_prog_cc_shlib"; then
739 echo "$progname: warning: \`$CC' requires \`$ac_cv_prog_cc_shlib' to build shared libraries" 1>&2
740 if echo "$old_CC $old_CFLAGS " | egrep -e "[ ]$ac_cv_prog_cc_shlib[ ]" >/dev/null; then :
741 else
742 echo "$progname: add \`$ac_cv_prog_cc_shlib' to the CC or CFLAGS env variable and reconfigure" 1>&2
743 ac_cv_prog_cc_can_build_shared=no
744 fi
745fi
746
747echo $ac_n "checking if $compiler static flag $ac_cv_prog_cc_static works... $ac_c" 1>&6
748echo "$progname:746: checking if $compiler static flag $ac_cv_prog_cc_static works" >&5
749if test "X${ac_cv_prog_cc_static_works+set}" = Xset && \
750 test "X${ac_cv_prog_cc_static_works}" != X; then
751 echo $ac_n "(cached) $ac_c" 1>&6
752else
753 $rm conftest*
754 echo $lt_simple_link_test_code > conftest.$ac_ext
755 save_LDFLAGS="$LDFLAGS"
756 LDFLAGS="$LDFLAGS $ac_cv_prog_cc_static"
757 if { (eval echo $progname:755: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
758 ac_cv_prog_cc_static_works=yes
759 else
760 ac_cv_prog_cc_static_works=no
761 ac_cv_prog_cc_static=
762 fi
763 LDFLAGS="$save_LDFLAGS"
764 $rm conftest*
765fi
766# Belt *and* braces to stop my trousers falling down:
767if test "X$ac_cv_prog_cc_static_works" = Xno; then
768 ac_cv_prog_cc_static=
769fi
770echo "$ac_t""$ac_cv_prog_cc_static_works" 1>&6
771pic_flag="$ac_cv_prog_cc_pic"
772special_shlib_compile_flags="$ac_cv_prog_cc_shlib"
773wl="$ac_cv_prog_cc_wl"
774link_static_flag="$ac_cv_prog_cc_static"
775no_builtin_flag="$ac_cv_prog_cc_no_builtin"
776can_build_shared="$ac_cv_prog_cc_can_build_shared"
777
778# Check to see if options -o and -c are simultaneously supported by compiler
779echo $ac_n "checking if $compiler supports -c -o file.$objext... $ac_c" 1>&6
780$rm -r conftest 2>/dev/null
781mkdir conftest
782cd conftest
783$rm conftest*
784echo $lt_simple_compile_test_code > conftest.$ac_ext
785mkdir out
786# According to Tom Tromey, Ian Lance Taylor reported there are C compilers
787# that will create temporary files in the current directory regardless of
788# the output directory. Thus, making CWD read-only will cause this test
789# to fail, enabling locking or at least warning the user not to do parallel
790# builds.
791chmod -w .
792save_CFLAGS="$CFLAGS"
793CFLAGS="$CFLAGS -o out/conftest2.$objext"
794echo "$progname:792: checking if $compiler supports -c -o file.$objext" >&5
795if { (eval echo $progname:793: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>out/conftest.err; } && test -s out/conftest2.$objext; then
796
797 # The compiler can only warn and ignore the option if not recognized
798 # So say no if there are warnings
799 if test -s out/conftest.err; then
800 echo "$ac_t"no 1>&6
801 compiler_c_o=no
802 else
803 echo "$ac_t"yes 1>&6
804 compiler_c_o=yes
805 fi
806else
807 # Append any errors to the config.log.
808 cat out/conftest.err 1>&5
809 compiler_c_o=no
810 echo "$ac_t"no 1>&6
811fi
812CFLAGS="$save_CFLAGS"
813chmod u+w .
814$rm conftest* out/*
815rmdir out
816cd ..
817rmdir conftest
818$rm -r conftest 2>/dev/null
819
820# Check to see if we can do hard links to lock some files if needed
821hard_links="nottested"
822if test "$compiler_c_o" = no && test "$need_locks" != no; then
823 # do not overwrite the value of need_locks provided by the user
824 echo $ac_n "checking if we can lock with hard links... $ac_c" 1>&6
825 hard_links=yes
826 $rm conftest*
827 ln conftest.a conftest.b 2>/dev/null && hard_links=no
828 touch conftest.a
829 ln conftest.a conftest.b 2>&5 || hard_links=no
830 ln conftest.a conftest.b 2>/dev/null && hard_links=no
831 echo "$ac_t$hard_links" 1>&6
832 $rm conftest*
833 if test "$hard_links" = no; then
834 echo "*** WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&2
835 need_locks=warn
836 fi
837else
838 need_locks=no
839fi
840
841if test "$with_gcc" = yes; then
842 # Check to see if options -fno-rtti -fno-exceptions are supported by compiler
843 echo $ac_n "checking if $compiler supports -fno-rtti -fno-exceptions ... $ac_c" 1>&6
844 $rm conftest*
845 echo $lt_simple_compile_test_code > conftest.$ac_ext
846 save_CFLAGS="$CFLAGS"
847 CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -c conftest.$ac_ext"
848 echo "$progname:846: checking if $compiler supports -fno-rtti -fno-exceptions" >&5
849 if { (eval echo $progname:847: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then
850
851 # The compiler can only warn and ignore the option if not recognized
852 # So say no if there are warnings
853 if test -s conftest.err; then
854 echo "$ac_t"no 1>&6
855 compiler_rtti_exceptions=no
856 else
857 echo "$ac_t"yes 1>&6
858 compiler_rtti_exceptions=yes
859 fi
860 else
861 # Append any errors to the config.log.
862 cat conftest.err 1>&5
863 compiler_rtti_exceptions=no
864 echo "$ac_t"no 1>&6
865 fi
866 CFLAGS="$save_CFLAGS"
867 $rm conftest*
868
869 if test "$compiler_rtti_exceptions" = "yes"; then
870 no_builtin_flag=' -fno-builtin -fno-rtti -fno-exceptions'
871 else
872 no_builtin_flag=' -fno-builtin'
873 fi
874
875fi
876
877# See if the linker supports building shared libraries.
878echo $ac_n "checking whether the linker ($LD) supports shared libraries... $ac_c" 1>&6
879
880echo "$ac_t$ld_shlibs" 1>&6
881test "$ld_shlibs" = no && can_build_shared=no
882
883# Check hardcoding attributes.
884echo $ac_n "checking how to hardcode library paths into programs... $ac_c" 1>&6
885hardcode_action=
886if test -n "$hardcode_libdir_flag_spec" || \
887 test -n "$runpath_var"; then
888
889 # We can hardcode non-existant directories.
890 if test "$hardcode_direct" != no &&
891 # If the only mechanism to avoid hardcoding is shlibpath_var, we
892 # have to relink, otherwise we might link with an installed library
893 # when we should be linking with a yet-to-be-installed one
894 ## test "$hardcode_shlibpath_var" != no &&
895 test "$hardcode_minus_L" != no; then
896 # Linking always hardcodes the temporary library directory.
897 hardcode_action=relink
898 else
899 # We can link without hardcoding, and we can hardcode nonexisting dirs.
900 hardcode_action=immediate
901 fi
902else
903 # We cannot hardcode anything, or else we can only hardcode existing
904 # directories.
905 hardcode_action=unsupported
906fi
907echo "$ac_t$hardcode_action" 1>&6
908
909echo $ac_n "checking whether stripping libraries is possible... $ac_c" 1>&6
910if test -n "$STRIP" && $STRIP -V 2>&1 | grep "GNU strip" >/dev/null; then
911 test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
912 test -z "$striplib" && striplib="$STRIP --strip-unneeded"
913 echo "${ac_t}yes" 1>&6
914else
915 echo "${ac_t}no" 1>&6
916fi
917
918reload_cmds='$LD$reload_flag -o $output$reload_objs'
919test -z "$deplibs_check_method" && deplibs_check_method=unknown
920
921# PORTME Fill in your ld.so characteristics
922library_names_spec=
923libname_spec='lib$name'
924soname_spec=
925postinstall_cmds=
926postuninstall_cmds=
927finish_cmds=
928finish_eval=
929shlibpath_var=
930shlibpath_overrides_runpath=unknown
931version_type=none
932dynamic_linker="$host_os ld.so"
933sys_lib_dlsearch_path_spec="/lib /usr/lib"
934sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
935
936echo $ac_n "checking dynamic linker characteristics... $ac_c" 1>&6
937case "$host_os" in
938aix3*)
939 version_type=linux
940 library_names_spec='${libname}${release}.so$versuffix $libname.a'
941 shlibpath_var=LIBPATH
942
943 # AIX has no versioning support, so we append a major version to the name.
944 soname_spec='${libname}${release}.so$major'
945 ;;
946
947aix4*)
948 version_type=linux
949 # AIX has no versioning support, so currently we can not hardcode correct
950 # soname into executable. Probably we can add versioning support to
951 # collect2, so additional links can be useful in future.
952 # We preserve .a as extension for shared libraries though AIX4.2
953 # and later linker supports .so
954 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.a'
955 shlibpath_var=LIBPATH
956 ;;
957
958amigaos*)
959 library_names_spec='$libname.ixlibrary $libname.a'
960 # Create ${libname}_ixlibrary.a entries in /sys/libs.
961 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 ${libname}_ixlibrary.a) || exit 1; done'
962 ;;
963
964beos*)
965 library_names_spec='${libname}.so'
966 dynamic_linker="$host_os ld.so"
967 shlibpath_var=LIBRARY_PATH
968 lt_cv_dlopen="load_add_on"
969 lt_cv_dlopen_libs=
970 lt_cv_dlopen_self=yes
971 ;;
972
973bsdi4*)
974 version_type=linux
975 need_version=no
976 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
977 soname_spec='${libname}${release}.so$major'
978 finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
979 shlibpath_var=LD_LIBRARY_PATH
980 sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
981 sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
982 export_dynamic_flag_spec=-rdynamic
983 # the default ld.so.conf also contains /usr/contrib/lib and
984 # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
985 # libtool to hard-code these into programs
986 ;;
987
988cygwin* | mingw* | pw32*)
989 version_type=windows
990 need_version=no
991 need_lib_prefix=no
992 if test "$with_gcc" = yes; then
993 library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll'
994 else
995 library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.lib'
996 fi
997 dynamic_linker='Win32 ld.exe'
998 # FIXME: first we should search . and the directory the executable is in
999 shlibpath_var=PATH
1000 lt_cv_dlopen="LoadLibrary"
1001 lt_cv_dlopen_libs=
1002 ;;
1003
1004freebsd1*)
1005 dynamic_linker=no
1006 ;;
1007
1008freebsd*)
1009 objformat=`test -x /usr/bin/objformat && /usr/bin/objformat || echo aout`
1010 version_type=freebsd-$objformat
1011 case "$version_type" in
1012 freebsd-elf*)
1013 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
1014 need_version=no
1015 need_lib_prefix=no
1016 ;;
1017 freebsd-*)
1018 library_names_spec='${libname}${release}.so$versuffix $libname.so$versuffix'
1019 need_version=yes
1020 ;;
1021 esac
1022 shlibpath_var=LD_LIBRARY_PATH
1023 case "$host_os" in
1024 freebsd2*)
1025 shlibpath_overrides_runpath=yes
1026 ;;
1027 *)
1028 shlibpath_overrides_runpath=no
1029 hardcode_into_libs=yes
1030 ;;
1031 esac
1032 ;;
1033
1034gnu*)
1035 version_type=linux
1036 need_lib_prefix=no
1037 need_version=no
1038 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so${major} ${libname}.so'
1039 soname_spec='${libname}${release}.so$major'
1040 shlibpath_var=LD_LIBRARY_PATH
1041 hardcode_into_libs=yes
1042 ;;
1043
1044hpux9* | hpux10* | hpux11*)
1045 # Give a soname corresponding to the major version so that dld.sl refuses to
1046 # link against other versions.
1047 dynamic_linker="$host_os dld.sl"
1048 version_type=sunos
1049 need_lib_prefix=no
1050 need_version=no
1051 shlibpath_var=SHLIB_PATH
1052 shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
1053 library_names_spec='${libname}${release}.sl$versuffix ${libname}${release}.sl$major $libname.sl'
1054 soname_spec='${libname}${release}.sl$major'
1055 # HP-UX runs *really* slowly unless shared libraries are mode 555.
1056 postinstall_cmds='chmod 555 $lib'
1057 ;;
1058
1059irix5* | irix6*)
1060 version_type=irix
1061 need_lib_prefix=no
1062 need_version=no
1063 soname_spec='${libname}${release}.so$major'
1064 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so $libname.so'
1065 case "$host_os" in
1066 irix5*)
1067 libsuff= shlibsuff=
1068 ;;
1069 *)
1070 case "$LD" in # libtool.m4 will add one of these switches to LD
1071 *-32|*"-32 ") libsuff= shlibsuff= libmagic=32-bit;;
1072 *-n32|*"-n32 ") libsuff=32 shlibsuff=N32 libmagic=N32;;
1073 *-64|*"-64 ") libsuff=64 shlibsuff=64 libmagic=64-bit;;
1074 *) libsuff= shlibsuff= libmagic=never-match;;
1075 esac
1076 ;;
1077 esac
1078 shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
1079 shlibpath_overrides_runpath=no
1080 sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
1081 sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
1082 ;;
1083
1084# No shared lib support for Linux oldld, aout, or coff.
1085linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*)
1086 dynamic_linker=no
1087 ;;
1088
1089# This must be Linux ELF.
1090linux-gnu*)
1091 version_type=linux
1092 need_lib_prefix=no
1093 need_version=no
1094 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1095 soname_spec='${libname}${release}.so$major'
1096 finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
1097 shlibpath_var=LD_LIBRARY_PATH
1098 shlibpath_overrides_runpath=no
1099 # This implies no fast_install, which is unacceptable.
1100 # Some rework will be needed to allow for fast_install
1101 # before this can be enabled.
1102 hardcode_into_libs=yes
1103
1104 # We used to test for /lib/ld.so.1 and disable shared libraries on
1105 # powerpc, because MkLinux only supported shared libraries with the
1106 # GNU dynamic linker. Since this was broken with cross compilers,
1107 # most powerpc-linux boxes support dynamic linking these days and
1108 # people can always --disable-shared, the test was removed, and we
1109 # assume the GNU/Linux dynamic linker is in use.
1110 dynamic_linker='GNU/Linux ld.so'
1111 ;;
1112
1113netbsd*)
1114 version_type=sunos
1115 if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
1116 library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
1117 finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
1118 dynamic_linker='NetBSD (a.out) ld.so'
1119 else
1120 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so ${libname}.so'
1121 soname_spec='${libname}${release}.so$major'
1122 dynamic_linker='NetBSD ld.elf_so'
1123 fi
1124 shlibpath_var=LD_LIBRARY_PATH
1125 shlibpath_overrides_runpath=yes
1126 hardcode_into_libs=yes
1127 ;;
1128
1129openbsd*)
1130 version_type=sunos
1131 if test "$with_gnu_ld" = yes; then
1132 need_lib_prefix=no
1133 need_version=no
1134 fi
1135 library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
1136 finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
1137 shlibpath_var=LD_LIBRARY_PATH
1138 ;;
1139
1140os2*)
1141 libname_spec='$name'
1142 need_lib_prefix=no
1143 library_names_spec='$libname.dll $libname.a'
1144 dynamic_linker='OS/2 ld.exe'
1145 shlibpath_var=LIBPATH
1146 ;;
1147
1148osf3* | osf4* | osf5*)
1149 version_type=osf
1150 need_version=no
1151 soname_spec='${libname}${release}.so'
1152 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
1153 shlibpath_var=LD_LIBRARY_PATH
1154 sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
1155 sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
1156 ;;
1157
1158sco3.2v5*)
1159 version_type=osf
1160 soname_spec='${libname}${release}.so$major'
1161 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1162 shlibpath_var=LD_LIBRARY_PATH
1163 ;;
1164
1165solaris*)
1166 version_type=linux
1167 need_lib_prefix=no
1168 need_version=no
1169 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1170 soname_spec='${libname}${release}.so$major'
1171 shlibpath_var=LD_LIBRARY_PATH
1172 shlibpath_overrides_runpath=yes
1173 hardcode_into_libs=yes
1174 # ldd complains unless libraries are executable
1175 postinstall_cmds='chmod +x $lib'
1176 ;;
1177
1178sunos4*)
1179 version_type=sunos
1180 library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
1181 finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
1182 shlibpath_var=LD_LIBRARY_PATH
1183 shlibpath_overrides_runpath=yes
1184 if test "$with_gnu_ld" = yes; then
1185 need_lib_prefix=no
1186 fi
1187 need_version=yes
1188 ;;
1189
1190sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
1191 version_type=linux
1192 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1193 soname_spec='${libname}${release}.so$major'
1194 shlibpath_var=LD_LIBRARY_PATH
1195 case "$host_vendor" in
1196 motorola)
1197 need_lib_prefix=no
1198 need_version=no
1199 shlibpath_overrides_runpath=no
1200 sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
1201 ;;
1202 esac
1203 ;;
1204
1205uts4*)
1206 version_type=linux
1207 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1208 soname_spec='${libname}${release}.so$major'
1209 shlibpath_var=LD_LIBRARY_PATH
1210 ;;
1211
1212dgux*)
1213 version_type=linux
1214 need_lib_prefix=no
1215 need_version=no
1216 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1217 soname_spec='${libname}${release}.so$major'
1218 shlibpath_var=LD_LIBRARY_PATH
1219 ;;
1220
1221sysv4*MP*)
1222 if test -d /usr/nec ;then
1223 version_type=linux
1224 library_names_spec='$libname.so.$versuffix $libname.so.$major $libname.so'
1225 soname_spec='$libname.so.$major'
1226 shlibpath_var=LD_LIBRARY_PATH
1227 fi
1228 ;;
1229
1230*)
1231 dynamic_linker=no
1232 ;;
1233esac
1234echo "$ac_t$dynamic_linker" 1>&6
1235test "$dynamic_linker" = no && can_build_shared=no
1236
1237# Check for command to grab the raw symbol name followed by C symbol from nm.
1238echo $ac_n "checking command to parse $NM output... $ac_c" 1>&6
1239
1240# These are sane defaults that work on at least a few old systems.
1241# [They come from Ultrix. What could be older than Ultrix?!! ;)]
1242
1243# Character class describing NM global symbol codes.
1244symcode='[BCDEGRST]'
1245
1246# Regexp to match symbols that can be accessed directly from C.
1247sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
1248
1249# Transform the above into a raw symbol and a C symbol.
1250symxfrm='\1 \2\3 \3'
1251
1252# Transform an extracted symbol line into a proper C declaration
1253global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'"
1254
1255# Define system-specific variables.
1256case "$host_os" in
1257aix*)
1258 symcode='[BCDT]'
1259 ;;
1260cygwin* | mingw* | pw32*)
1261 symcode='[ABCDGISTW]'
1262 ;;
1263hpux*) # Its linker distinguishes data from code symbols
1264 global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'"
1265 ;;
1266irix*)
1267 symcode='[BCDEGRST]'
1268 ;;
1269solaris* | sysv5*)
1270 symcode='[BDT]'
1271 ;;
1272sysv4)
1273 symcode='[DFNSTU]'
1274 ;;
1275esac
1276
1277# Handle CRLF in mingw too chain
1278opt_cr=
1279case "$host_os" in
1280mingw*)
1281 opt_cr=`echo 'x\{0,1\}' | tr x '\015'` # option cr in regexp
1282 ;;
1283esac
1284
1285# If we're using GNU nm, then use its standard symbol codes.
1286if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then
1287 symcode='[ABCDGISTW]'
1288fi
1289
1290# Try without a prefix undercore, then with it.
1291for ac_symprfx in "" "_"; do
1292
1293 # Write the raw and C identifiers.
1294global_symbol_pipe="sed -n -e 's/^.*[ ]\($symcode\)[ ][ ]*\($ac_symprfx\)$sympat$opt_cr$/$symxfrm/p'"
1295
1296 # Check to see that the pipe works correctly.
1297 pipe_works=no
1298 $rm conftest*
1299 cat > conftest.$ac_ext <<EOF
1300#ifdef __cplusplus
1301extern "C" {
1302#endif
1303char nm_test_var;
1304void nm_test_func(){}
1305#ifdef __cplusplus
1306}
1307#endif
1308main(){nm_test_var='a';nm_test_func();return(0);}
1309EOF
1310
1311 echo "$progname:1309: checking if global_symbol_pipe works" >&5
1312 if { (eval echo $progname:1310: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; } && test -s conftest.$objext; then
1313 # Now try to grab the symbols.
1314 nlist=conftest.nm
1315 if { echo "$progname:1313: eval \"$NM conftest.$objext | $global_symbol_pipe > $nlist\"" >&5; eval "$NM conftest.$objext | $global_symbol_pipe > $nlist 2>&5"; } && test -s "$nlist"; then
1316
1317 # Try sorting and uniquifying the output.
1318 if sort "$nlist" | uniq > "$nlist"T; then
1319 mv -f "$nlist"T "$nlist"
1320 else
1321 rm -f "$nlist"T
1322 fi
1323
1324 # Make sure that we snagged all the symbols we need.
1325 if egrep ' nm_test_var$' "$nlist" >/dev/null; then
1326 if egrep ' nm_test_func$' "$nlist" >/dev/null; then
1327 cat <<EOF > conftest.$ac_ext
1328#ifdef __cplusplus
1329extern "C" {
1330#endif
1331
1332EOF
1333 # Now generate the symbol file.
1334 eval "$global_symbol_to_cdecl"' < "$nlist" >> conftest.$ac_ext'
1335
1336 cat <<EOF >> conftest.$ac_ext
1337#if defined (__STDC__) && __STDC__
1338# define lt_ptr_t void *
1339#else
1340# define lt_ptr_t char *
1341# define const
1342#endif
1343
1344/* The mapping between symbol names and symbols. */
1345const struct {
1346 const char *name;
1347 lt_ptr_t address;
1348}
1349lt_preloaded_symbols[] =
1350{
1351EOF
1352 sed 's/^. \(.*\) \(.*\)$/ {"\2", (lt_ptr_t) \&\2},/' < "$nlist" >> conftest.$ac_ext
1353 cat <<\EOF >> conftest.$ac_ext
1354 {0, (lt_ptr_t) 0}
1355};
1356
1357#ifdef __cplusplus
1358}
1359#endif
1360EOF
1361 # Now try linking the two files.
1362 mv conftest.$objext conftstm.$objext
1363 save_LIBS="$LIBS"
1364 save_CFLAGS="$CFLAGS"
1365 LIBS="conftstm.$objext"
1366 CFLAGS="$CFLAGS$no_builtin_flag"
1367 if { (eval echo $progname:1365: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
1368 pipe_works=yes
1369 else
1370 echo "$progname: failed program was:" >&5
1371 cat conftest.$ac_ext >&5
1372 fi
1373 LIBS="$save_LIBS"
1374 else
1375 echo "cannot find nm_test_func in $nlist" >&5
1376 fi
1377 else
1378 echo "cannot find nm_test_var in $nlist" >&5
1379 fi
1380 else
1381 echo "cannot run $global_symbol_pipe" >&5
1382 fi
1383 else
1384 echo "$progname: failed program was:" >&5
1385 cat conftest.$ac_ext >&5
1386 fi
1387 $rm conftest* conftst*
1388
1389 # Do not use the global_symbol_pipe unless it works.
1390 if test "$pipe_works" = yes; then
1391 break
1392 else
1393 global_symbol_pipe=
1394 fi
1395done
1396if test "$pipe_works" = yes; then
1397 echo "${ac_t}ok" 1>&6
1398else
1399 echo "${ac_t}failed" 1>&6
1400fi
1401
1402if test -z "$global_symbol_pipe"; then
1403 global_symbol_to_cdecl=
1404fi
1405
1406# Report the final consequences.
1407echo "checking if libtool supports shared libraries... $can_build_shared" 1>&6
1408
1409# Only try to build win32 dlls if AC_LIBTOOL_WIN32_DLL was used in
1410# configure.in, otherwise build static only libraries.
1411case "$host_os" in
1412cygwin* | mingw* | pw32* | os2*)
1413 if test x$can_build_shared = xyes; then
1414 test x$enable_win32_dll = xno && can_build_shared=no
1415 echo "checking if package supports dlls... $can_build_shared" 1>&6
1416 fi
1417;;
1418esac
1419
1420echo $ac_n "checking whether to build shared libraries... $ac_c" 1>&6
1421test "$can_build_shared" = "no" && enable_shared=no
1422
1423# On AIX, shared libraries and static libraries use the same namespace, and
1424# are all built from PIC.
1425case "$host_os" in
1426aix3*)
1427 test "$enable_shared" = yes && enable_static=no
1428 if test -n "$RANLIB"; then
1429 archive_cmds="$archive_cmds~\$RANLIB \$lib"
1430 postinstall_cmds='$RANLIB $lib'
1431 fi
1432 ;;
1433
1434aix4*)
1435 test "$enable_shared" = yes && enable_static=no
1436 ;;
1437esac
1438
1439echo "$ac_t$enable_shared" 1>&6
1440
1441# Make sure either enable_shared or enable_static is yes.
1442test "$enable_shared" = yes || enable_static=yes
1443
1444echo "checking whether to build static libraries... $enable_static" 1>&6
1445
1446if test "$hardcode_action" = relink; then
1447 # Fast installation is not supported
1448 enable_fast_install=no
1449elif test "$shlibpath_overrides_runpath" = yes ||
1450 test "$enable_shared" = no; then
1451 # Fast installation is not necessary
1452 enable_fast_install=needless
1453fi
1454
1455variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
1456if test "$with_gcc" = yes; then
1457 variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
1458fi
1459
1460# Check whether we must set pic_mode to default
1461test -z "$pic_flag" && pic_mode=default
1462
1463if test "x$enable_dlopen" != xyes; then
1464 enable_dlopen=unknown
1465 enable_dlopen_self=unknown
1466 enable_dlopen_self_static=unknown
1467else
1468if test "X${lt_cv_dlopen+set}" != Xset; then
1469 lt_cv_dlopen=no lt_cv_dlopen_libs=
1470echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
1471echo "$progname:1469: checking for dlopen in -ldl" >&5
1472if test "X${ac_cv_lib_dl_dlopen+set}" = Xset; then
1473 echo $ac_n "(cached) $ac_c" 1>&6
1474else
1475 ac_save_LIBS="$LIBS"
1476LIBS="-ldl $LIBS"
1477cat > conftest.$ac_ext <<EOF
1478#line 1476 "ltconfig"
1479/* Override any gcc2 internal prototype to avoid an error. */
1480/* We use char because int might match the return type of a gcc2
1481 builtin and then its argument prototype would still apply. */
1482#ifdef __cplusplus
1483extern "C"
1484#endif
1485char dlopen();
1486
1487int main() {
1488dlopen()
1489; return 0; }
1490EOF
1491if { (eval echo $progname:1489: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1492 rm -rf conftest*
1493 ac_cv_lib_dl_dlopen=yes
1494else
1495 echo "$progname: failed program was:" >&5
1496 cat conftest.$ac_ext >&5
1497 rm -rf conftest*
1498 ac_cv_lib_dl_dlopen=no
1499fi
1500rm -f conftest*
1501LIBS="$ac_save_LIBS"
1502
1503fi
1504if test "X$ac_cv_lib_dl_dlopen" = Xyes; then
1505 echo "$ac_t""yes" 1>&6
1506 lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"
1507else
1508 echo "$ac_t""no" 1>&6
1509echo $ac_n "checking for dlopen""... $ac_c" 1>&6
1510echo "$progname:1508: checking for dlopen" >&5
1511if test "X${ac_cv_func_dlopen+set}" = Xset; then
1512 echo $ac_n "(cached) $ac_c" 1>&6
1513else
1514 cat > conftest.$ac_ext <<EOF
1515#line 1513 "ltconfig"
1516/* System header to define __stub macros and hopefully few prototypes,
1517 which can conflict with char dlopen(); below. */
1518#include <assert.h>
1519/* Override any gcc2 internal prototype to avoid an error. */
1520/* We use char because int might match the return type of a gcc2
1521 builtin and then its argument prototype would still apply. */
1522#ifdef __cplusplus
1523extern "C"
1524#endif
1525char dlopen();
1526
1527int main() {
1528
1529/* The GNU C library defines this for functions which it implements
1530 to always fail with ENOSYS. Some functions are actually named
1531 something starting with __ and the normal name is an alias. */
1532#if defined (__stub_dlopen) || defined (__stub___dlopen)
1533choke me
1534#else
1535dlopen();
1536#endif
1537
1538; return 0; }
1539EOF
1540if { (eval echo $progname:1538: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1541 rm -rf conftest*
1542 ac_cv_func_dlopen=yes
1543else
1544 echo "$progname: failed program was:" >&5
1545 cat conftest.$ac_ext >&5
1546 rm -rf conftest*
1547 ac_cv_func_dlopen=no
1548fi
1549rm -f conftest*
1550fi
1551if test "X$ac_cv_func_dlopen" = Xyes; then
1552 echo "$ac_t""yes" 1>&6
1553 lt_cv_dlopen="dlopen"
1554else
1555 echo "$ac_t""no" 1>&6
1556echo $ac_n "checking for dlopen in -lsvld""... $ac_c" 1>&6
1557echo "$progname:1555: checking for dlopen in -lsvld" >&5
1558if test "X${ac_cv_lib_svld_dlopen+set}" = Xset; then
1559 echo $ac_n "(cached) $ac_c" 1>&6
1560else
1561 ac_save_LIBS="$LIBS"
1562LIBS="-lsvld $LIBS"
1563cat > conftest.$ac_ext <<EOF
1564#line 1562 "ltconfig"
1565/* Override any gcc2 internal prototype to avoid an error. */
1566/* We use char because int might match the return type of a gcc2
1567 builtin and then its argument prototype would still apply. */
1568#ifdef __cplusplus
1569extern "C"
1570#endif
1571char dlopen();
1572
1573int main() {
1574dlopen()
1575; return 0; }
1576EOF
1577if { (eval echo $progname:1575: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1578 rm -rf conftest*
1579 ac_cv_lib_svld_dlopen=yes
1580else
1581 echo "$progname: failed program was:" >&5
1582 cat conftest.$ac_ext >&5
1583 rm -rf conftest*
1584 ac_cv_lib_svld_dlopen=no
1585fi
1586rm -f conftest*
1587LIBS="$ac_save_LIBS"
1588
1589fi
1590if test "X$ac_cv_lib_svld_dlopen" = Xyes; then
1591 echo "$ac_t""yes" 1>&6
1592 lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"
1593else
1594 echo "$ac_t""no" 1>&6
1595echo $ac_n "checking for dld_link in -ldld""... $ac_c" 1>&6
1596echo "$progname:1594: checking for dld_link in -ldld" >&5
1597if test "X${ac_cv_lib_dld_dld_link+set}" = Xset; then
1598 echo $ac_n "(cached) $ac_c" 1>&6
1599else
1600 ac_save_LIBS="$LIBS"
1601LIBS="-ldld $LIBS"
1602cat > conftest.$ac_ext <<EOF
1603#line 1601 "ltconfig"
1604/* Override any gcc2 internal prototype to avoid an error. */
1605/* We use char because int might match the return type of a gcc2
1606 builtin and then its argument prototype would still apply. */
1607#ifdef __cplusplus
1608extern "C"
1609#endif
1610char dld_link();
1611
1612int main() {
1613dld_link()
1614; return 0; }
1615EOF
1616if { (eval echo $progname:1614: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1617 rm -rf conftest*
1618 ac_cv_lib_dld_dld_link=yes
1619else
1620 echo "$progname: failed program was:" >&5
1621 cat conftest.$ac_ext >&5
1622 rm -rf conftest*
1623 ac_cv_lib_dld_dld_link=no
1624fi
1625rm -f conftest*
1626LIBS="$ac_save_LIBS"
1627
1628fi
1629if test "X$ac_cv_lib_dld_dld_link" = Xyes; then
1630 echo "$ac_t""yes" 1>&6
1631 lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"
1632else
1633 echo "$ac_t""no" 1>&6
1634echo $ac_n "checking for shl_load""... $ac_c" 1>&6
1635echo "$progname:1633: checking for shl_load" >&5
1636if test "X${ac_cv_func_shl_load+set}" = Xset; then
1637 echo $ac_n "(cached) $ac_c" 1>&6
1638else
1639 cat > conftest.$ac_ext <<EOF
1640#line 1638 "ltconfig"
1641/* System header to define __stub macros and hopefully few prototypes,
1642 which can conflict with char shl_load(); below. */
1643#include <assert.h>
1644/* Override any gcc2 internal prototype to avoid an error. */
1645/* We use char because int might match the return type of a gcc2
1646 builtin and then its argument prototype would still apply. */
1647#ifdef __cplusplus
1648extern "C"
1649#endif
1650char shl_load();
1651
1652int main() {
1653
1654/* The GNU C library defines this for functions which it implements
1655 to always fail with ENOSYS. Some functions are actually named
1656 something starting with __ and the normal name is an alias. */
1657#if defined (__stub_shl_load) || defined (__stub___shl_load)
1658choke me
1659#else
1660shl_load();
1661#endif
1662
1663; return 0; }
1664EOF
1665if { (eval echo $progname:1663: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1666 rm -rf conftest*
1667 ac_cv_func_shl_load=yes
1668else
1669 echo "$progname: failed program was:" >&5
1670 cat conftest.$ac_ext >&5
1671 rm -rf conftest*
1672 ac_cv_func_shl_load=no
1673fi
1674rm -f conftest*
1675fi
1676
1677if test "X$ac_cv_func_shl_load" = Xyes; then
1678 echo "$ac_t""yes" 1>&6
1679 lt_cv_dlopen="shl_load"
1680else
1681 echo "$ac_t""no" 1>&6
1682echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6
1683echo "$progname:1681: checking for shl_load in -ldld" >&5
1684if test "X${ac_cv_lib_dld_shl_load+set}" = Xset; then
1685 echo $ac_n "(cached) $ac_c" 1>&6
1686else
1687 ac_save_LIBS="$LIBS"
1688LIBS="-ldld $LIBS"
1689cat > conftest.$ac_ext <<EOF
1690#line 1688 "ltconfig"
1691#include "confdefs.h"
1692/* Override any gcc2 internal prototype to avoid an error. */
1693/* We use char because int might match the return type of a gcc2
1694 builtin and then its argument prototype would still apply. */
1695#ifdef __cplusplus
1696extern "C"
1697#endif
1698char shl_load();
1699
1700int main() {
1701shl_load()
1702; return 0; }
1703EOF
1704if { (eval echo $progname:1702: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1705 rm -rf conftest*
1706 ac_cv_lib_dld_shl_load=yes
1707else
1708 echo "$progname: failed program was:" >&5
1709 cat conftest.$ac_ext >&5
1710 rm -rf conftest*
1711 ac_cv_lib_dld_shl_load=no
1712fi
1713rm -f conftest*
1714LIBS="$ac_save_LIBS"
1715
1716fi
1717if test "X$ac_cv_lib_dld_shl_load" = Xyes; then
1718 echo "$ac_t""yes" 1>&6
1719 lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"
1720else
1721 echo "$ac_t""no" 1>&6
1722fi
1723
1724
1725fi
1726
1727
1728fi
1729
1730
1731fi
1732
1733
1734fi
1735
1736fi
1737
1738fi
1739
1740 if test "x$lt_cv_dlopen" != xno; then
1741 enable_dlopen=yes
1742 else
1743 enable_dlopen=no
1744 fi
1745
1746 case "$lt_cv_dlopen" in
1747 dlopen)
1748for ac_hdr in dlfcn.h; do
1749ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
1750echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1751echo "$progname:1749: checking for $ac_hdr" >&5
1752if eval "test \"`echo 'X$''{'ac_cv_header_$ac_safe'+set}'`\" = Xset"; then
1753 echo $ac_n "(cached) $ac_c" 1>&6
1754else
1755 cat > conftest.$ac_ext <<EOF
1756#line 1754 "ltconfig"
1757#include <$ac_hdr>
1758int fnord = 0;
1759int main () { return(0); }
1760EOF
1761ac_try="$ac_compile >/dev/null 2>conftest.out"
1762{ (eval echo $progname:1760: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1763ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1764if test -z "$ac_err"; then
1765 rm -rf conftest*
1766 eval "ac_cv_header_$ac_safe=yes"
1767else
1768 echo "$ac_err" >&5
1769 echo "$progname: failed program was:" >&5
1770 cat conftest.$ac_ext >&5
1771 rm -rf conftest*
1772 eval "ac_cv_header_$ac_safe=no"
1773fi
1774rm -f conftest*
1775fi
1776if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1777 echo "$ac_t""yes" 1>&6
1778else
1779 echo "$ac_t""no" 1>&6
1780fi
1781done
1782
1783 if test "x$ac_cv_header_dlfcn_h" = xyes; then
1784 CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
1785 fi
1786 eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
1787 LIBS="$lt_cv_dlopen_libs $LIBS"
1788
1789 echo $ac_n "checking whether a program can dlopen itself""... $ac_c" 1>&6
1790echo "$progname:1788: checking whether a program can dlopen itself" >&5
1791if test "X${lt_cv_dlopen_self+set}" = Xset; then
1792 echo $ac_n "(cached) $ac_c" 1>&6
1793else
1794 if test "$cross_compiling" = yes; then
1795 lt_cv_dlopen_self=cross
1796 else
1797 cat > conftest.$ac_ext <<EOF
1798#line 1796 "ltconfig"
1799
1800#if HAVE_DLFCN_H
1801#include <dlfcn.h>
1802#endif
1803
1804#include <stdio.h>
1805
1806#ifdef RTLD_GLOBAL
1807# define LTDL_GLOBAL RTLD_GLOBAL
1808#else
1809# ifdef DL_GLOBAL
1810# define LTDL_GLOBAL DL_GLOBAL
1811# else
1812# define LTDL_GLOBAL 0
1813# endif
1814#endif
1815
1816/* We may have to define LTDL_LAZY_OR_NOW in the command line if we
1817 find out it does not work in some platform. */
1818#ifndef LTDL_LAZY_OR_NOW
1819# ifdef RTLD_LAZY
1820# define LTDL_LAZY_OR_NOW RTLD_LAZY
1821# else
1822# ifdef DL_LAZY
1823# define LTDL_LAZY_OR_NOW DL_LAZY
1824# else
1825# ifdef RTLD_NOW
1826# define LTDL_LAZY_OR_NOW RTLD_NOW
1827# else
1828# ifdef DL_NOW
1829# define LTDL_LAZY_OR_NOW DL_NOW
1830# else
1831# define LTDL_LAZY_OR_NOW 0
1832# endif
1833# endif
1834# endif
1835# endif
1836#endif
1837
1838fnord() { int i=42;}
1839main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
1840 if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
1841 if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
1842
1843EOF
1844if { (eval echo $progname:1842: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
1845then
1846 lt_cv_dlopen_self=yes
1847else
1848 echo "$progname: failed program was:" >&5
1849 cat conftest.$ac_ext >&5
1850 rm -fr conftest*
1851 lt_cv_dlopen_self=no
1852fi
1853rm -fr conftest*
1854fi
1855
1856fi
1857
1858echo "$ac_t""$lt_cv_dlopen_self" 1>&6
1859
1860 if test "$lt_cv_dlopen_self" = yes; then
1861 LDFLAGS="$LDFLAGS $link_static_flag"
1862 echo $ac_n "checking whether a statically linked program can dlopen itself""... $ac_c" 1>&6
1863echo "$progname:1861: checking whether a statically linked program can dlopen itself" >&5
1864if test "X${lt_cv_dlopen_self_static+set}" = Xset; then
1865 echo $ac_n "(cached) $ac_c" 1>&6
1866else
1867 if test "$cross_compiling" = yes; then
1868 lt_cv_dlopen_self_static=cross
1869 else
1870 cat > conftest.$ac_ext <<EOF
1871#line 1869 "ltconfig"
1872
1873#if HAVE_DLFCN_H
1874#include <dlfcn.h>
1875#endif
1876
1877#include <stdio.h>
1878
1879#ifdef RTLD_GLOBAL
1880# define LTDL_GLOBAL RTLD_GLOBAL
1881#else
1882# ifdef DL_GLOBAL
1883# define LTDL_GLOBAL DL_GLOBAL
1884# else
1885# define LTDL_GLOBAL 0
1886# endif
1887#endif
1888
1889/* We may have to define LTDL_LAZY_OR_NOW in the command line if we
1890 find out it does not work in some platform. */
1891#ifndef LTDL_LAZY_OR_NOW
1892# ifdef RTLD_LAZY
1893# define LTDL_LAZY_OR_NOW RTLD_LAZY
1894# else
1895# ifdef DL_LAZY
1896# define LTDL_LAZY_OR_NOW DL_LAZY
1897# else
1898# ifdef RTLD_NOW
1899# define LTDL_LAZY_OR_NOW RTLD_NOW
1900# else
1901# ifdef DL_NOW
1902# define LTDL_LAZY_OR_NOW DL_NOW
1903# else
1904# define LTDL_LAZY_OR_NOW 0
1905# endif
1906# endif
1907# endif
1908# endif
1909#endif
1910
1911fnord() { int i=42;}
1912main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
1913 if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
1914 if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
1915
1916EOF
1917if { (eval echo $progname:1915: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
1918then
1919 lt_cv_dlopen_self_static=yes
1920else
1921 echo "$progname: failed program was:" >&5
1922 cat conftest.$ac_ext >&5
1923 rm -fr conftest*
1924 lt_cv_dlopen_self_static=no
1925fi
1926rm -fr conftest*
1927fi
1928
1929fi
1930
1931echo "$ac_t""$lt_cv_dlopen_self_static" 1>&6
1932fi
1933 ;;
1934 esac
1935
1936 case "$lt_cv_dlopen_self" in
1937 yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
1938 *) enable_dlopen_self=unknown ;;
1939 esac
1940
1941 case "$lt_cv_dlopen_self_static" in
1942 yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
1943 *) enable_dlopen_self_static=unknown ;;
1944 esac
1945fi
1946
1947# Copy echo and quote the copy, instead of the original, because it is
1948# used later.
1949ltecho="$echo"
1950if test "X$ltecho" = "X$CONFIG_SHELL $0 --fallback-echo"; then
1951 ltecho="$CONFIG_SHELL \$0 --fallback-echo"
1952fi
1953LTSHELL="$SHELL"
1954
1955LTCONFIG_VERSION="$VERSION"
1956
1957# Only quote variables if we're using ltmain.sh.
1958case "$ltmain" in
1959*.sh)
1960 # Now quote all the things that may contain metacharacters.
1961 for var in ltecho old_AR old_AR_FLAGS old_CC old_LTCC old_CFLAGS old_CPPFLAGS \
1962 old_MAGIC_CMD old_LD old_LDFLAGS old_LIBS \
1963 old_LN_S old_NM old_RANLIB old_STRIP \
1964 old_AS old_DLLTOOL old_OBJDUMP \
1965 old_OBJEXT old_EXEEXT old_reload_flag \
1966 old_deplibs_check_method old_file_magic_cmd \
1967 AR AR_FLAGS CC LTCC LD LN_S NM LTSHELL LTCONFIG_VERSION \
1968 reload_flag reload_cmds wl \
1969 pic_flag link_static_flag no_builtin_flag export_dynamic_flag_spec \
1970 thread_safe_flag_spec whole_archive_flag_spec libname_spec \
1971 library_names_spec soname_spec \
1972 RANLIB old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \
1973 old_postuninstall_cmds archive_cmds archive_expsym_cmds postinstall_cmds \
1974 postuninstall_cmds extract_expsyms_cmds old_archive_from_expsyms_cmds \
1975 predep_objects postdep_objects predeps postdeps compiler_lib_search_path \
1976 old_striplib striplib file_magic_cmd export_symbols_cmds \
1977 deplibs_check_method allow_undefined_flag no_undefined_flag \
1978 finish_cmds finish_eval global_symbol_pipe global_symbol_to_cdecl \
1979 hardcode_libdir_flag_spec hardcode_libdir_separator \
1980 sys_lib_search_path_spec sys_lib_dlsearch_path_spec \
1981 compiler_c_o need_locks exclude_expsyms include_expsyms; do
1982
1983 case "$var" in
1984 reload_cmds | old_archive_cmds | old_archive_from_new_cmds | \
1985 old_postinstall_cmds | old_postuninstall_cmds | \
1986 export_symbols_cmds | archive_cmds | archive_expsym_cmds | \
1987 extract_expsyms_cmds | old_archive_from_expsyms_cmds | \
1988 postinstall_cmds | postuninstall_cmds | \
1989 finish_cmds | sys_lib_search_path_spec | sys_lib_dlsearch_path_spec)
1990 # Double-quote double-evaled strings.
1991 eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\" -e \"\$delay_variable_subst\"\`\\\"" ### testsuite: skip nested quoting test
1992 ;;
1993 *)
1994 eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`\\\"" ### testsuite: skip nested quoting test
1995 ;;
1996 esac
1997 done
1998
1999 case "$ltecho" in
2000 *'\$0 --fallback-echo"')
2001 ltecho=`$echo "X$ltecho" | $Xsed -e 's/\\\\\\\$0 --fallback-echo"$/$0 --fallback-echo"/'`
2002 ;;
2003 esac
2004
2005 if test -z "$tagname"; then
2006 trap "$rm \"$ofile\"; exit 1" 1 2 15
2007 echo "creating $ofile"
2008 $rm "$ofile"
2009 cat <<EOF > "$ofile"
2010#! $SHELL
2011
2012# `$echo "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
2013# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
2014# NOTE: Changes made to this file will be lost: look at ltconfig or ltmain.sh.
2015#
2016# Copyright (C) 1996-2000 Free Software Foundation, Inc.
2017# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
2018#
2019# This program is free software; you can redistribute it and/or modify
2020# it under the terms of the GNU General Public License as published by
2021# the Free Software Foundation; either version 2 of the License, or
2022# (at your option) any later version.
2023#
2024# This program is distributed in the hope that it will be useful, but
2025# WITHOUT ANY WARRANTY; without even the implied warranty of
2026# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
2027# General Public License for more details.
2028#
2029# You should have received a copy of the GNU General Public License
2030# along with this program; if not, write to the Free Software
2031# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
2032#
2033# As a special exception to the GNU General Public License, if you
2034# distribute this file as part of a program that contains a
2035# configuration script generated by Autoconf, you may include it under
2036# the same distribution terms that you use for the rest of that program.
2037
2038# Sed that helps us avoid accidentally triggering echo(1) options like -n.
2039Xsed="sed -e s/^X//"
2040
2041# The HP-UX ksh and POSIX shell print the target directory to stdout
2042# if CDPATH is set.
2043if test "X\${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
2044
2045# The names of the tagged configurations supported by this script.
2046available_tags=
2047
2048### BEGIN LIBTOOL CONFIG
2049EOF
2050 else
2051 echo "appending configuration tag \"$tagname\" to $ofile"
2052 echo "### BEGIN LIBTOOL TAG CONFIG: $tagname" >> "$ofile"
2053 fi
2054 cfgfile="$ofile"
2055 ;;
2056
2057*)
2058 # Double-quote the variables that need it (for aesthetics).
2059 for var in old_AR old_AR_FLAGS old_CC old_LTCC old_CFLAGS old_CPPFLAGS \
2060 old_MAGIC_CMD old_LD old_LDFLAGS old_LIBS \
2061 old_LN_S old_NM old_RANLIB old_STRIP \
2062 old_AS old_DLLTOOL old_OBJDUMP \
2063 old_OBJEXT old_EXEEXT old_reload_flag \
2064 old_deplibs_check_method old_file_magic_cmd; do
2065 eval "$var=\\\"\$var\\\""
2066 done
2067
2068 # Just create a config file.
2069 cfgfile="$ofile.cfg"
2070 if test -z "$tagname"; then
2071 trap "$rm \"$cfgfile\"; exit 1" 1 2 15
2072 echo "creating $cfgfile"
2073 $rm "$cfgfile"
2074 cat <<EOF > "$cfgfile"
2075# `$echo "$cfgfile" | sed 's%^.*/%%'` - Libtool configuration file.
2076# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
2077
2078### BEGIN LIBTOOL CONFIG
2079EOF
2080 else
2081 echo "appending to $cfgfile"
2082 echo "### BEGIN LIBTOOL TAG CONFIG: $tagname" >> "$ofile"
2083 fi
2084 ;;
2085esac
2086
2087cat <<EOF >> "$cfgfile"
2088# Libtool was configured as follows, on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
2089#
2090# AR=$old_AR AR_FLAGS=$old_AR_FLAGS LTCC=$old_LTCC CC=$old_CC \\
2091# CFLAGS=$old_CFLAGS CPPFLAGS=$old_CPPFLAGS \\
2092# MAGIC_CMD=$old_MAGIC_CMD LD=$old_LD LDFLAGS=$old_LDFLAGS LIBS=$old_LIBS \\
2093# LN_S=$old_LN_S NM=$old_NM RANLIB=$old_RANLIB STRIP=$old_STRIP \\
2094# AS=$old_AS DLLTOOL=$old_DLLTOOL OBJDUMP=$old_OBJDUMP \\
2095# objext=$old_OBJEXT exeext=$old_EXEEXT reload_flag=$old_reload_flag \\
2096# deplibs_check_method=$old_deplibs_check_method \\
2097# file_magic_cmd=$old_file_magic_cmd \\
2098# $0$ltconfig_args
2099#
2100# Compiler and other test output produced by $progname, useful for
2101# debugging $progname, is in ./config.log if it exists.
2102
2103# The version of $progname that generated this script.
2104LTCONFIG_VERSION=$LTCONFIG_VERSION
2105
2106# Shell to use when invoking shell scripts.
2107SHELL=$LTSHELL
2108
2109# Whether or not to build shared libraries.
2110build_libtool_libs=$enable_shared
2111
2112# Whether or not to add -lc for building shared libraries.
2113build_libtool_need_lc=$need_lc
2114
2115# Whether or not to build static libraries.
2116build_old_libs=$enable_static
2117
2118# Whether or not to optimize for fast installation.
2119fast_install=$enable_fast_install
2120
2121# The host system.
2122host_alias=$host_alias
2123host=$host
2124
2125# An echo program that does not interpret backslashes.
2126echo=$ltecho
2127
2128# The archiver.
2129AR=$AR
2130AR_FLAGS=$AR_FLAGS
2131
2132# A C compiler.
2133LTCC=$LTCC
2134
2135# A language-specific compiler.
2136CC=$CC
2137
2138# Is the compiler the GNU C compiler?
2139with_gcc=$with_gcc
2140
2141# The linker used to build libraries.
2142LD=$LD
2143
2144# Whether we need hard or soft links.
2145LN_S=$LN_S
2146
2147# A BSD-compatible nm program.
2148NM=$NM
2149
2150# A symbol stripping program
2151STRIP=$STRIP
2152
2153# Used to examine libraries when file_magic_cmd begins "file"
2154MAGIC_CMD=$MAGIC_CMD
2155
2156# Used on cygwin: DLL creation program.
2157DLLTOOL="$DLLTOOL"
2158
2159# Used on cygwin: object dumper.
2160OBJDUMP="$OBJDUMP"
2161
2162# Used on cygwin: assembler.
2163AS="$AS"
2164
2165# The name of the directory that contains temporary libtool files.
2166objdir=$objdir
2167
2168# How to create reloadable object files.
2169reload_flag=$reload_flag
2170reload_cmds=$reload_cmds
2171
2172# How to pass a linker flag through the compiler.
2173wl=$wl
2174
2175# Object file suffix (normally "o").
2176objext="$objext"
2177
2178# Old archive suffix (normally "a").
2179libext="$libext"
2180
2181# Executable file suffix (normally "").
2182exeext="$exeext"
2183
2184# Additional compiler flags for building library objects.
2185pic_flag=$pic_flag
2186pic_mode=$pic_mode
2187
2188# Does compiler simultaneously support -c and -o options?
2189compiler_c_o=$compiler_c_o
2190
2191# Must we lock files when doing compilation ?
2192need_locks=$need_locks
2193
2194# Do we need the lib prefix for modules?
2195need_lib_prefix=$need_lib_prefix
2196
2197# Do we need a version for libraries?
2198need_version=$need_version
2199
2200# Whether dlopen is supported.
2201dlopen_support=$enable_dlopen
2202
2203# Whether dlopen of programs is supported.
2204dlopen_self=$enable_dlopen_self
2205
2206# Whether dlopen of statically linked programs is supported.
2207dlopen_self_static=$enable_dlopen_self_static
2208
2209# Compiler flag to prevent dynamic linking.
2210link_static_flag=$link_static_flag
2211
2212# Compiler flag to turn off builtin functions.
2213no_builtin_flag=$no_builtin_flag
2214
2215# Compiler flag to allow reflexive dlopens.
2216export_dynamic_flag_spec=$export_dynamic_flag_spec
2217
2218# Compiler flag to generate shared objects directly from archives.
2219whole_archive_flag_spec=$whole_archive_flag_spec
2220
2221# Compiler flag to generate thread-safe objects.
2222thread_safe_flag_spec=$thread_safe_flag_spec
2223
2224# Library versioning type.
2225version_type=$version_type
2226
2227# Format of library name prefix.
2228libname_spec=$libname_spec
2229
2230# List of archive names. First name is the real one, the rest are links.
2231# The last name is the one that the linker finds with -lNAME.
2232library_names_spec=$library_names_spec
2233
2234# The coded name of the library, if different from the real name.
2235soname_spec=$soname_spec
2236
2237# Commands used to build and install an old-style archive.
2238RANLIB=$RANLIB
2239old_archive_cmds=$old_archive_cmds
2240old_postinstall_cmds=$old_postinstall_cmds
2241old_postuninstall_cmds=$old_postuninstall_cmds
2242
2243# Create an old-style archive from a shared archive.
2244old_archive_from_new_cmds=$old_archive_from_new_cmds
2245
2246# Create a temporary old-style archive to link instead of a shared archive.
2247old_archive_from_expsyms_cmds=$old_archive_from_expsyms_cmds
2248
2249# Commands used to build and install a shared archive.
2250archive_cmds=$archive_cmds
2251archive_expsym_cmds=$archive_expsym_cmds
2252postinstall_cmds=$postinstall_cmds
2253postuninstall_cmds=$postuninstall_cmds
2254
2255# Commands to strip libraries.
2256old_striplib=$old_striplib
2257striplib=$striplib
2258
2259# Dependencies to place before the objects being linked to create a
2260# shared library.
2261predep_objects=$predep_objects
2262
2263# Dependencies to place after the objects being linked to create a
2264# shared library.
2265postdep_objects=$postdep_objects
2266
2267# Dependencies to place before the objects being linked to create a
2268# shared library.
2269predeps=$predeps
2270
2271# Dependencies to place after the objects being linked to create a
2272# shared library.
2273postdeps=$postdeps
2274
2275# The library search path used internally by the compiler when linking
2276# a shared library.
2277compiler_lib_search_path=$compiler_lib_search_path
2278
2279# Method to check whether dependent libraries are shared objects.
2280deplibs_check_method=$deplibs_check_method
2281
2282# Command to use when deplibs_check_method == file_magic.
2283file_magic_cmd=$file_magic_cmd
2284
2285# Flag that allows shared libraries with undefined symbols to be built.
2286allow_undefined_flag=$allow_undefined_flag
2287
2288# Flag that forces no undefined symbols.
2289no_undefined_flag=$no_undefined_flag
2290
2291# Commands used to finish a libtool library installation in a directory.
2292finish_cmds=$finish_cmds
2293
2294# Same as above, but a single script fragment to be evaled but not shown.
2295finish_eval=$finish_eval
2296
2297# Take the output of nm and produce a listing of raw symbols and C names.
2298global_symbol_pipe=$global_symbol_pipe
2299
2300# Transform the output of nm in a proper C declaration
2301global_symbol_to_cdecl=$global_symbol_to_cdecl
2302
2303# This is the shared library runtime path variable.
2304runpath_var=$runpath_var
2305
2306# This is the shared library path variable.
2307shlibpath_var=$shlibpath_var
2308
2309# Is shlibpath searched before the hard-coded library search path?
2310shlibpath_overrides_runpath=$shlibpath_overrides_runpath
2311
2312# How to hardcode a shared library path into an executable.
2313hardcode_action=$hardcode_action
2314
2315# Whether we should hardcode library paths into libraries.
2316hardcode_into_libs=$hardcode_into_libs
2317
2318# Flag to hardcode \$libdir into a binary during linking.
2319# This must work even if \$libdir does not exist.
2320hardcode_libdir_flag_spec=$hardcode_libdir_flag_spec
2321
2322# Whether we need a single -rpath flag with a separated argument.
2323hardcode_libdir_separator=$hardcode_libdir_separator
2324
2325# Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
2326# resulting binary.
2327hardcode_direct=$hardcode_direct
2328
2329# Set to yes if using the -LDIR flag during linking hardcodes DIR into the
2330# resulting binary.
2331hardcode_minus_L=$hardcode_minus_L
2332
2333# Set to yes if using SHLIBPATH_VAR=DIR during linking hardcodes DIR into
2334# the resulting binary.
2335hardcode_shlibpath_var=$hardcode_shlibpath_var
2336
2337# Variables whose values should be saved in libtool wrapper scripts and
2338# restored at relink time.
2339variables_saved_for_relink="$variables_saved_for_relink"
2340
2341# Whether libtool must link a program against all its dependency libraries.
2342link_all_deplibs=$link_all_deplibs
2343
2344# Compile-time system search path for libraries
2345sys_lib_search_path_spec=$sys_lib_search_path_spec
2346
2347# Run-time system search path for libraries
2348sys_lib_dlsearch_path_spec=$sys_lib_dlsearch_path_spec
2349
2350# Fix the shell variable \$srcfile for the compiler.
2351fix_srcfile_path="$fix_srcfile_path"
2352
2353# Set to yes if exported symbols are required.
2354always_export_symbols=$always_export_symbols
2355
2356# The commands to list exported symbols.
2357export_symbols_cmds=$export_symbols_cmds
2358
2359# The commands to extract the exported symbol list from a shared archive.
2360extract_expsyms_cmds=$extract_expsyms_cmds
2361
2362# Symbols that should not be listed in the preloaded symbols.
2363exclude_expsyms=$exclude_expsyms
2364
2365# Symbols that must always be exported.
2366include_expsyms=$include_expsyms
2367
2368EOF
2369
2370if test -z "$tagname"; then
2371 echo '### END LIBTOOL CONFIG' >> "$ofile"
2372else
2373 echo "### END LIBTOOL TAG CONFIG: $tagname" >> "$ofile"
2374fi
2375
2376case "$ltmain" in
2377*.sh)
2378 echo >> "$ofile"
2379 if test -z "$tagname"; then
2380 case "$host_os" in
2381 aix3*)
2382 cat <<\EOF >> "$ofile"
2383
2384# AIX sometimes has problems with the GCC collect2 program. For some
2385# reason, if we set the COLLECT_NAMES environment variable, the problems
2386# vanish in a puff of smoke.
2387if test "X${COLLECT_NAMES+set}" != Xset; then
2388 COLLECT_NAMES=
2389 export COLLECT_NAMES
2390fi
2391EOF
2392 ;;
2393 esac
2394 case "$host" in
2395 *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2*)
2396 cat <<'EOF' >> "$ofile"
2397 # This is a source program that is used to create dlls on Windows
2398 # Don't remove nor modify the starting and closing comments
2399# /* ltdll.c starts here */
2400# #define WIN32_LEAN_AND_MEAN
2401# #include <windows.h>
2402# #undef WIN32_LEAN_AND_MEAN
2403# #include <stdio.h>
2404#
2405# #ifndef __CYGWIN__
2406# # ifdef __CYGWIN32__
2407# # define __CYGWIN__ __CYGWIN32__
2408# # endif
2409# #endif
2410#
2411# #ifdef __cplusplus
2412# extern "C" {
2413# #endif
2414# BOOL APIENTRY DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved);
2415# #ifdef __cplusplus
2416# }
2417# #endif
2418#
2419# #ifdef __CYGWIN__
2420# #include <cygwin/cygwin_dll.h>
2421# DECLARE_CYGWIN_DLL( DllMain );
2422# #endif
2423# HINSTANCE __hDllInstance_base;
2424#
2425# BOOL APIENTRY
2426# DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved)
2427# {
2428# __hDllInstance_base = hInst;
2429# return TRUE;
2430# }
2431# /* ltdll.c ends here */
2432 # This is a source program that is used to create import libraries
2433 # on Windows for dlls which lack them. Don't remove nor modify the
2434 # starting and closing comments
2435# /* impgen.c starts here */
2436# /* Copyright (C) 1999-2000 Free Software Foundation, Inc.
2437#
2438# This file is part of GNU libtool.
2439#
2440# This program is free software; you can redistribute it and/or modify
2441# it under the terms of the GNU General Public License as published by
2442# the Free Software Foundation; either version 2 of the License, or
2443# (at your option) any later version.
2444#
2445# This program is distributed in the hope that it will be useful,
2446# but WITHOUT ANY WARRANTY; without even the implied warranty of
2447# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
2448# GNU General Public License for more details.
2449#
2450# You should have received a copy of the GNU General Public License
2451# along with this program; if not, write to the Free Software
2452# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
2453# */
2454#
2455# #include <stdio.h> /* for printf() */
2456# #include <unistd.h> /* for open(), lseek(), read() */
2457# #include <fcntl.h> /* for O_RDONLY, O_BINARY */
2458# #include <string.h> /* for strdup() */
2459#
2460# /* O_BINARY isn't required (or even defined sometimes) under Unix */
2461# #ifndef O_BINARY
2462# #define O_BINARY 0
2463# #endif
2464#
2465# static unsigned int
2466# pe_get16 (fd, offset)
2467# int fd;
2468# int offset;
2469# {
2470# unsigned char b[2];
2471# lseek (fd, offset, SEEK_SET);
2472# read (fd, b, 2);
2473# return b[0] + (b[1]<<8);
2474# }
2475#
2476# static unsigned int
2477# pe_get32 (fd, offset)
2478# int fd;
2479# int offset;
2480# {
2481# unsigned char b[4];
2482# lseek (fd, offset, SEEK_SET);
2483# read (fd, b, 4);
2484# return b[0] + (b[1]<<8) + (b[2]<<16) + (b[3]<<24);
2485# }
2486#
2487# static unsigned int
2488# pe_as32 (ptr)
2489# void *ptr;
2490# {
2491# unsigned char *b = ptr;
2492# return b[0] + (b[1]<<8) + (b[2]<<16) + (b[3]<<24);
2493# }
2494#
2495# int
2496# main (argc, argv)
2497# int argc;
2498# char *argv[];
2499# {
2500# int dll;
2501# unsigned long pe_header_offset, opthdr_ofs, num_entries, i;
2502# unsigned long export_rva, export_size, nsections, secptr, expptr;
2503# unsigned long name_rvas, nexp;
2504# unsigned char *expdata, *erva;
2505# char *filename, *dll_name;
2506#
2507# filename = argv[1];
2508#
2509# dll = open(filename, O_RDONLY|O_BINARY);
2510# if (!dll)
2511# return 1;
2512#
2513# dll_name = filename;
2514#
2515# for (i=0; filename[i]; i++)
2516# if (filename[i] == '/' || filename[i] == '\\' || filename[i] == ':')
2517# dll_name = filename + i +1;
2518#
2519# pe_header_offset = pe_get32 (dll, 0x3c);
2520# opthdr_ofs = pe_header_offset + 4 + 20;
2521# num_entries = pe_get32 (dll, opthdr_ofs + 92);
2522#
2523# if (num_entries < 1) /* no exports */
2524# return 1;
2525#
2526# export_rva = pe_get32 (dll, opthdr_ofs + 96);
2527# export_size = pe_get32 (dll, opthdr_ofs + 100);
2528# nsections = pe_get16 (dll, pe_header_offset + 4 +2);
2529# secptr = (pe_header_offset + 4 + 20 +
2530# pe_get16 (dll, pe_header_offset + 4 + 16));
2531#
2532# expptr = 0;
2533# for (i = 0; i < nsections; i++)
2534# {
2535# char sname[8];
2536# unsigned long secptr1 = secptr + 40 * i;
2537# unsigned long vaddr = pe_get32 (dll, secptr1 + 12);
2538# unsigned long vsize = pe_get32 (dll, secptr1 + 16);
2539# unsigned long fptr = pe_get32 (dll, secptr1 + 20);
2540# lseek(dll, secptr1, SEEK_SET);
2541# read(dll, sname, 8);
2542# if (vaddr <= export_rva && vaddr+vsize > export_rva)
2543# {
2544# expptr = fptr + (export_rva - vaddr);
2545# if (export_rva + export_size > vaddr + vsize)
2546# export_size = vsize - (export_rva - vaddr);
2547# break;
2548# }
2549# }
2550#
2551# expdata = (unsigned char*)malloc(export_size);
2552# lseek (dll, expptr, SEEK_SET);
2553# read (dll, expdata, export_size);
2554# erva = expdata - export_rva;
2555#
2556# nexp = pe_as32 (expdata+24);
2557# name_rvas = pe_as32 (expdata+32);
2558#
2559# printf ("EXPORTS\n");
2560# for (i = 0; i<nexp; i++)
2561# {
2562# unsigned long name_rva = pe_as32 (erva+name_rvas+i*4);
2563# printf ("\t%s @ %ld ;\n", erva+name_rva, 1+ i);
2564# }
2565#
2566# return 0;
2567# }
2568# /* impgen.c ends here */
2569
2570EOF
2571 ;;
2572 esac
2573
2574
2575 # Append the ltmain.sh script.
2576 sed '$q' "$ltmain" >> "$ofile" || (rm -f "$ofile"; exit 1)
2577 # We use sed instead of cat because bash on DJGPP gets confused if
2578 # if finds mixed CR/LF and LF-only lines. Since sed operates in
2579 # text mode, it properly converts lines to CR/LF. This bash problem
2580 # is reportedly fixed, but why not run on old versions too?
2581
2582 chmod +x "$ofile"
2583 fi
2584 ;;
2585
2586*)
2587 # Compile the libtool program.
2588 echo "FIXME: would compile $ltmain"
2589 ;;
2590esac
2591
2592# Update the list of available tags.
2593if test -n "$tagname"; then
2594
2595 # Extract list of available tagged configurations in $ofile.
2596 # Note that this assumes the entire list is on one line.
2597 available_tags=`grep "^available_tags=" $ofile | sed -e 's/available_tags=\(.*$\)/\1/' -e 's/\"//g'`
2598
2599 # Append the new tag name to the list of available tags.
2600 available_tags="$available_tags $tagname"
2601
2602 # Now substitute the updated of available tags.
2603 if eval "sed -e 's/^available_tags=.*\$/available_tags=\"$available_tags\"/' ${ofile} > ${ofile}.new"; then
2604 mv ${ofile}.new ${ofile}
2605 chmod +x "$ofile"
2606 else
2607 rm -f ${ofile}.new
2608 echo "$progname: unable to update list of available tagged configurations."
2609 exit 1
2610 fi
2611fi
2612
2613# Don't cache tagged configuration!
2614test -n "$cache_file" && test -z "$tagname" || exit 0
2615
2616# AC_CACHE_SAVE
2617trap '' 1 2 15
2618cat > confcache <<\EOF
2619# This file is a shell script that caches the results of configure
2620# tests run on this system so they can be shared between configure
2621# scripts and configure runs. It is not useful on other systems.
2622# If it contains results you don't want to keep, you may remove or edit it.
2623#
2624# By default, configure uses ./config.cache as the cache file,
2625# creating it if it does not exist already. You can give configure
2626# the --cache-file=FILE option to use a different cache file; that is
2627# what configure does when it calls configure scripts in
2628# subdirectories, so they share the cache.
2629# Giving --cache-file=/dev/null disables caching, for debugging configure.
2630# config.status only pays attention to the cache file if you give it the
2631# --recheck option to rerun configure.
2632#
2633EOF
2634# The following way of writing the cache mishandles newlines in values,
2635# but we know of no workaround that is simple, portable, and efficient.
2636# So, don't put newlines in cache variables' values.
2637# Ultrix sh set writes to stderr and can't be redirected directly,
2638# and sets the high bit in the cache file unless we assign to the vars.
2639(set) 2>&1 |
2640 case `(ac_space=' '; set | grep ac_space) 2>&1` in
2641 *ac_space=\ *)
2642 # `set' does not quote correctly, so add quotes (double-quote substitution
2643 # turns \\\\ into \\, and sed turns \\ into \).
2644 sed -n \
2645 -e "s/'/'\\\\''/g" \
2646 -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
2647 ;;
2648 *)
2649 # `set' quotes correctly as required by POSIX, so do not add quotes.
2650 sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
2651 ;;
2652 esac >> confcache
2653if cmp -s $cache_file confcache; then
2654 :
2655else
2656 if test -w $cache_file; then
2657 echo "updating cache $cache_file"
2658 cat confcache > $cache_file
2659 else
2660 echo "not updating unwritable cache $cache_file"
2661 fi
2662fi
2663rm -f confcache
2664
2665exit 0
2666
2667# Local Variables:
2668# mode:shell-script
2669# sh-indentation:2
2670# End:
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