* configure.in: Define DEFAULT_ARCH for i386.
[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 "$tagname" in
426 *[!-_A-Za-z0-9,/]*)
427 echo "$progname: invalid tag name: $tagname" 1>&2
428 exit 1
429 ;;
430 esac
431
432 if grep "^### BEGIN LIBTOOL TAG CONFIG: $tagname$" < "$ofile" > /dev/null; then
433 echo "$progname: tag name $tagname already exists" 1>&2
434 exit 1
435 fi
436
437 if test ! -f "$ofile"; then
438 echo "$progname: warning: output file \`$ofile' does not exist" 1>&2
439 fi
440
441 if test -z "$LTCC"; then
442 eval "`$SHELL $ofile --config | grep '^LTCC='`"
443 if test -z "$LTCC"; then
444 echo "$progname: warning: output file \`$ofile' does not look like a libtool script" 1>&2
445 else
446 echo "$progname: warning: using \`LTCC=$LTCC', extracted from \`$ofile'" 1>&2
447 fi
448 fi
449fi
450
451# Quote any args containing shell metacharacters.
452ltconfig_args=
453for arg
454do
455 case "$arg" in
456 *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
457 ltconfig_args="$ltconfig_args '$arg'" ;;
458 *) ltconfig_args="$ltconfig_args $arg" ;;
459 esac
460done
461
462# A relevant subset of AC_INIT.
463
464# File descriptor usage:
465# 0 standard input
466# 1 file creation
467# 2 errors and warnings
468# 3 some systems may open it to /dev/tty
469# 4 used on the Kubota Titan
470# 5 compiler messages saved in config.log
471# 6 checking for... messages and results
472if test "$silent" = yes; then
473 exec 6>/dev/null
474else
475 exec 6>&1
476fi
477exec 5>>./config.log
478
479# NLS nuisances.
480# Only set LANG and LC_ALL to C if already set.
481# These must not be set unconditionally because not all systems understand
482# e.g. LANG=C (notably SCO).
483if test "X${LC_ALL+set}" = Xset; then LC_ALL=C; export LC_ALL; fi
484if test "X${LANG+set}" = Xset; then LANG=C; export LANG; fi
485
486if test -n "$cache_file" && test -r "$cache_file" && test -f "$cache_file"; then
487 echo "loading cache $cache_file within ltconfig"
488 . $cache_file
489fi
490
491if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
492 # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
493 if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
494 ac_n= ac_c='
495' ac_t=' '
496 else
497 ac_n=-n ac_c= ac_t=
498 fi
499else
500 ac_n= ac_c='\c' ac_t=
501fi
502
503if test -z "$srcdir"; then
504 # Assume the source directory is the same one as the path to LTMAIN.
505 srcdir=`$echo "X$ltmain" | $Xsed -e 's%/[^/]*$%%'`
506 test "$srcdir" = "$ltmain" && srcdir=.
507fi
508
509trap "$rm conftest*; exit 1" 1 2 15
510if test "$verify_host" = yes; then
511 # Check for config.guess and config.sub.
512 ac_aux_dir=
513 for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
514 if test -f $ac_dir/config.guess; then
515 ac_aux_dir=$ac_dir
516 break
517 fi
518 done
519 if test -z "$ac_aux_dir"; then
520 echo "$progname: cannot find config.guess in $srcdir $srcdir/.. $srcdir/../.." 1>&2
521 echo "$help" 1>&2
522 exit 1
523 fi
524 ac_config_guess=$ac_aux_dir/config.guess
525 ac_config_sub=$ac_aux_dir/config.sub
526
527 # Make sure we can run config.sub.
528 if $SHELL $ac_config_sub sun4 >/dev/null 2>&1; then :
529 else
530 echo "$progname: cannot run $ac_config_sub" 1>&2
531 echo "$help" 1>&2
532 exit 1
533 fi
534
535 echo $ac_n "checking host system type""... $ac_c" 1>&6
536
537 host_alias=$host
538 case "$host_alias" in
539 "")
540 # Force config.guess to use the C compiler.
541 # CC_FOR_BUILD overrides the CC variable in config.guess but I had
542 # problems with it so do it this way for now.
543 CC="$LTCC"
544
545 if host_alias=`$SHELL $ac_config_guess`; then :
546 else
547 echo "$progname: cannot guess host type; you must specify one" 1>&2
548 echo "$help" 1>&2
549 exit 1
550 fi
551
552 # Restore the C compiler.
553 CC="$old_CC"
554 ;;
555 esac
556 host=`$SHELL $ac_config_sub $host_alias`
557 echo "$ac_t$host" 1>&6
558
559 # Make sure the host verified.
560 test -z "$host" && exit 1
561
562 # Check for the build system type
563 echo $ac_n "checking build system type... $ac_c" 1>&6
564
565 build_alias=$build
566 case "$build_alias" in
567 NONE)
568 case $nonopt in
569 NONE) build_alias=$host_alias ;;
570 *) build_alias=$nonopt ;;
571 esac ;;
572 esac
573
574 build=`$SHELL $ac_config_sub $build_alias`
575 build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
576 build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
577 build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
578 echo "$ac_t""$build" 1>&6
579
580elif test -z "$host"; then
581 echo "$progname: you must specify a host type if you use \`--no-verify'" 1>&2
582 echo "$help" 1>&2
583 exit 1
584else
585 host_alias=$host
586 build_alias=$host_alias
587 build=$host
588fi
589
590if test x"$host" != x"$build"; then
591 ac_tool_prefix=${host_alias}-
592else
593 ac_tool_prefix=
594fi
595
596host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
597host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
598host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
599
600# Transform linux* to *-*-linux-gnu*, to support old configure scripts.
601case "$host_os" in
602linux-gnu*) ;;
603linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'`
604esac
605
606case "$host_os" in
607aix3*)
608 # AIX sometimes has problems with the GCC collect2 program. For some
609 # reason, if we set the COLLECT_NAMES environment variable, the problems
610 # vanish in a puff of smoke.
611 if test "X${COLLECT_NAMES+set}" != Xset; then
612 COLLECT_NAMES=
613 export COLLECT_NAMES
614 fi
615 ;;
616esac
617
618# Determine commands to create old-style static archives.
619old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs$old_deplibs'
620old_postinstall_cmds='chmod 644 $oldlib'
621old_postuninstall_cmds=
622
623if test -n "$RANLIB"; then
624 old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
625 old_postinstall_cmds="\$RANLIB \$oldlib~$old_postinstall_cmds"
626fi
627
628# Source the script associated with the $tagname tag configuration.
629if test -n "$tagname"; then
630 . $ltmain
631else
632 # FIXME: We should use a variable here
633 # Configure for a C compiler
634 . $srcdir/ltcf-c.sh
635fi
636
637# Set sane defaults for various variables
638test -z "$AR" && AR=ar
639test -z "$AR_FLAGS" && AR_FLAGS=cru
640test -z "$AS" && AS=as
641test -z "$CC" && CC=cc
642test -z "$DLLTOOL" && DLLTOOL=dlltool
643test -z "$MAGIC_CMD" && MAGIC_CMD=file
644test -z "$LD" && LD=ld
645test -z "$LN_S" && LN_S="ln -s"
646test -z "$NM" && NM=nm
647test -z "$OBJDUMP" && OBJDUMP=objdump
648test -z "$RANLIB" && RANLIB=:
649test -z "$STRIP" && STRIP=:
650test -z "$objext" && objext=o
651
652echo $ac_n "checking for objdir... $ac_c" 1>&6
653rm -f .libs 2>/dev/null
654mkdir .libs 2>/dev/null
655if test -d .libs; then
656 objdir=.libs
657else
658 # MS-DOS does not allow filenames that begin with a dot.
659 objdir=_libs
660fi
661rmdir .libs 2>/dev/null
662echo "$ac_t$objdir" 1>&6
663
664# If no C compiler was specified, use CC.
665LTCC=${LTCC-"$CC"}
666
667# Allow CC to be a program name with arguments.
668set dummy $CC
669compiler="$2"
670
671# We assume here that the value for ac_cv_prog_cc_pic will not be cached
672# in isolation, and that seeing it set (from the cache) indicates that
673# the associated values are set (in the cache) correctly too.
674echo $ac_n "checking for $compiler option to produce PIC... $ac_c" 1>&6
675echo "$progname:675:checking for $compiler option to produce PIC" 1>&5
676
677if test -z "$ac_cv_prog_cc_pic"; then
678 echo "$ac_t"none 1>&6
679else
680 echo "$ac_t""$ac_cv_prog_cc_pic" 1>&6
681
682 # Check to make sure the pic_flag actually works.
683 echo $ac_n "checking if $compiler PIC flag $ac_cv_prog_cc_pic works... $ac_c" 1>&6
684 echo "$progname:684:checking that $compiler PIC flag $ac_cv_prog_cc_pic works." 1>&5
685 if test "X${ac_cv_prog_cc_pic_works+set}" = Xset && \
686 test "X${ac_cv_prog_cc_pic_works}" != X; then
687 echo $ac_n "(cached) $ac_c" 1>&6
688 else
689 ac_cv_prog_cc_pic_works=yes
690 $rm conftest*
691 echo $lt_simple_compile_test_code > conftest.$ac_ext
692 save_CFLAGS="$CFLAGS"
693 CFLAGS="$CFLAGS $ac_cv_prog_cc_pic -DPIC"
694 if { (eval echo $progname:694: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then
695 # Append any warnings to the config.log.
696 cat conftest.err 1>&5
697
698 case "$host_os" in
699 hpux9* | hpux10* | hpux11*)
700 # On HP-UX, both CC and GCC only warn that PIC is supported... then
701 # they create non-PIC objects. So, if there were any warnings, we
702 # assume that PIC is not supported.
703 if test -s conftest.err; then
704 ac_cv_prog_cc_pic_works=no
705 ac_cv_prog_cc_can_build_shared=no
706 ac_cv_prog_cc_pic=
707 else
708 ac_cv_prog_cc_pic_works=yes
709 ac_cv_prog_cc_pic=" $ac_cv_prog_cc_pic"
710 fi
711 ;;
712 *)
713 ac_cv_prog_cc_pic_works=yes
714 ac_cv_prog_cc_pic=" $ac_cv_prog_cc_pic"
715 ;;
716 esac
717 else
718 # Append any errors to the config.log.
719 cat conftest.err 1>&5
720 ac_cv_prog_cc_pic_works=no
721 ac_cv_prog_cc_can_build_shared=no
722 ac_cv_prog_cc_pic=
723 fi
724 CFLAGS="$save_CFLAGS"
725 $rm conftest*
726 fi
727 # Belt *and* braces to stop my trousers falling down:
728 if test "X$ac_cv_prog_cc_pic_works" = Xno; then
729 ac_cv_prog_cc_pic=
730 ac_cv_prog_cc_can_build_shared=no
731 fi
732 echo "$ac_t""$ac_cv_prog_cc_pic_works" 1>&6
733fi
734
735# Check for any special shared library compilation flags.
736if test -n "$ac_cv_prog_cc_shlib"; then
737 echo "$progname: warning: \`$CC' requires \`$ac_cv_prog_cc_shlib' to build shared libraries" 1>&2
738 if echo "$old_CC $old_CFLAGS " | egrep -e "[ ]$ac_cv_prog_cc_shlib[ ]" >/dev/null; then :
739 else
740 echo "$progname: add \`$ac_cv_prog_cc_shlib' to the CC or CFLAGS env variable and reconfigure" 1>&2
741 ac_cv_prog_cc_can_build_shared=no
742 fi
743fi
744
745echo $ac_n "checking if $compiler static flag $ac_cv_prog_cc_static works... $ac_c" 1>&6
746echo "$progname:746: checking if $compiler static flag $ac_cv_prog_cc_static works" >&5
747if test "X${ac_cv_prog_cc_static_works+set}" = Xset && \
748 test "X${ac_cv_prog_cc_static_works}" != X; then
749 echo $ac_n "(cached) $ac_c" 1>&6
750else
751 $rm conftest*
752 echo $lt_simple_link_test_code > conftest.$ac_ext
753 save_LDFLAGS="$LDFLAGS"
754 LDFLAGS="$LDFLAGS $ac_cv_prog_cc_static"
755 if { (eval echo $progname:755: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
756 ac_cv_prog_cc_static_works=yes
757 else
758 ac_cv_prog_cc_static_works=no
759 ac_cv_prog_cc_static=
760 fi
761 LDFLAGS="$save_LDFLAGS"
762 $rm conftest*
763fi
764# Belt *and* braces to stop my trousers falling down:
765if test "X$ac_cv_prog_cc_static_works" = Xno; then
766 ac_cv_prog_cc_static=
767fi
768echo "$ac_t""$ac_cv_prog_cc_static_works" 1>&6
769pic_flag="$ac_cv_prog_cc_pic"
770special_shlib_compile_flags="$ac_cv_prog_cc_shlib"
771wl="$ac_cv_prog_cc_wl"
772link_static_flag="$ac_cv_prog_cc_static"
773no_builtin_flag="$ac_cv_prog_cc_no_builtin"
774can_build_shared="$ac_cv_prog_cc_can_build_shared"
775
776# Check to see if options -o and -c are simultaneously supported by compiler
777echo $ac_n "checking if $compiler supports -c -o file.$objext... $ac_c" 1>&6
778$rm -r conftest 2>/dev/null
779mkdir conftest
780cd conftest
781$rm conftest*
782echo $lt_simple_compile_test_code > conftest.$ac_ext
783mkdir out
784# According to Tom Tromey, Ian Lance Taylor reported there are C compilers
785# that will create temporary files in the current directory regardless of
786# the output directory. Thus, making CWD read-only will cause this test
787# to fail, enabling locking or at least warning the user not to do parallel
788# builds.
789chmod -w .
790save_CFLAGS="$CFLAGS"
791CFLAGS="$CFLAGS -o out/conftest2.$objext"
792echo "$progname:792: checking if $compiler supports -c -o file.$objext" >&5
793if { (eval echo $progname:793: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>out/conftest.err; } && test -s out/conftest2.$objext; then
794
795 # The compiler can only warn and ignore the option if not recognized
796 # So say no if there are warnings
797 if test -s out/conftest.err; then
798 echo "$ac_t"no 1>&6
799 compiler_c_o=no
800 else
801 echo "$ac_t"yes 1>&6
802 compiler_c_o=yes
803 fi
804else
805 # Append any errors to the config.log.
806 cat out/conftest.err 1>&5
807 compiler_c_o=no
808 echo "$ac_t"no 1>&6
809fi
810CFLAGS="$save_CFLAGS"
811chmod u+w .
812$rm conftest* out/*
813rmdir out
814cd ..
815rmdir conftest
816$rm -r conftest 2>/dev/null
817
818# Check to see if we can do hard links to lock some files if needed
819hard_links="nottested"
820if test "$compiler_c_o" = no && test "$need_locks" != no; then
821 # do not overwrite the value of need_locks provided by the user
822 echo $ac_n "checking if we can lock with hard links... $ac_c" 1>&6
823 hard_links=yes
824 $rm conftest*
825 ln conftest.a conftest.b 2>/dev/null && hard_links=no
826 touch conftest.a
827 ln conftest.a conftest.b 2>&5 || hard_links=no
828 ln conftest.a conftest.b 2>/dev/null && hard_links=no
829 echo "$ac_t$hard_links" 1>&6
830 $rm conftest*
831 if test "$hard_links" = no; then
832 echo "*** WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&2
833 need_locks=warn
834 fi
835else
836 need_locks=no
837fi
838
839if test "$with_gcc" = yes; then
840 # Check to see if options -fno-rtti -fno-exceptions are supported by compiler
841 echo $ac_n "checking if $compiler supports -fno-rtti -fno-exceptions ... $ac_c" 1>&6
842 $rm conftest*
843 echo $lt_simple_compile_test_code > conftest.$ac_ext
844 save_CFLAGS="$CFLAGS"
845 CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -c conftest.$ac_ext"
846 echo "$progname:846: checking if $compiler supports -fno-rtti -fno-exceptions" >&5
847 if { (eval echo $progname:847: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then
848
849 # The compiler can only warn and ignore the option if not recognized
850 # So say no if there are warnings
851 if test -s conftest.err; then
852 echo "$ac_t"no 1>&6
853 compiler_rtti_exceptions=no
854 else
855 echo "$ac_t"yes 1>&6
856 compiler_rtti_exceptions=yes
857 fi
858 else
859 # Append any errors to the config.log.
860 cat conftest.err 1>&5
861 compiler_rtti_exceptions=no
862 echo "$ac_t"no 1>&6
863 fi
864 CFLAGS="$save_CFLAGS"
865 $rm conftest*
866
867 if test "$compiler_rtti_exceptions" = "yes"; then
868 no_builtin_flag=' -fno-builtin -fno-rtti -fno-exceptions'
869 else
870 no_builtin_flag=' -fno-builtin'
871 fi
872
873fi
874
875# See if the linker supports building shared libraries.
876echo $ac_n "checking whether the linker ($LD) supports shared libraries... $ac_c" 1>&6
877
878echo "$ac_t$ld_shlibs" 1>&6
879test "$ld_shlibs" = no && can_build_shared=no
880
881# Check hardcoding attributes.
882echo $ac_n "checking how to hardcode library paths into programs... $ac_c" 1>&6
883hardcode_action=
884if test -n "$hardcode_libdir_flag_spec" || \
885 test -n "$runpath_var"; then
886
887 # We can hardcode non-existant directories.
888 if test "$hardcode_direct" != no &&
889 # If the only mechanism to avoid hardcoding is shlibpath_var, we
890 # have to relink, otherwise we might link with an installed library
891 # when we should be linking with a yet-to-be-installed one
892 ## test "$hardcode_shlibpath_var" != no &&
893 test "$hardcode_minus_L" != no; then
894 # Linking always hardcodes the temporary library directory.
895 hardcode_action=relink
896 else
897 # We can link without hardcoding, and we can hardcode nonexisting dirs.
898 hardcode_action=immediate
899 fi
900else
901 # We cannot hardcode anything, or else we can only hardcode existing
902 # directories.
903 hardcode_action=unsupported
904fi
905echo "$ac_t$hardcode_action" 1>&6
906
907echo $ac_n "checking whether stripping libraries is possible... $ac_c" 1>&6
908if test -n "$STRIP" && $STRIP -V 2>&1 | grep "GNU strip" >/dev/null; then
909 test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
910 test -z "$striplib" && striplib="$STRIP --strip-unneeded"
911 echo "${ac_t}yes" 1>&6
912else
913 echo "${ac_t}no" 1>&6
914fi
915
916reload_cmds='$LD$reload_flag -o $output$reload_objs'
917test -z "$deplibs_check_method" && deplibs_check_method=unknown
918
919# PORTME Fill in your ld.so characteristics
920library_names_spec=
921libname_spec='lib$name'
922soname_spec=
923postinstall_cmds=
924postuninstall_cmds=
925finish_cmds=
926finish_eval=
927shlibpath_var=
928shlibpath_overrides_runpath=unknown
929version_type=none
930dynamic_linker="$host_os ld.so"
931sys_lib_dlsearch_path_spec="/lib /usr/lib"
932sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
933
934echo $ac_n "checking dynamic linker characteristics... $ac_c" 1>&6
935case "$host_os" in
936aix3*)
937 version_type=linux
938 library_names_spec='${libname}${release}.so$versuffix $libname.a'
939 shlibpath_var=LIBPATH
940
941 # AIX has no versioning support, so we append a major version to the name.
942 soname_spec='${libname}${release}.so$major'
943 ;;
944
945aix4*)
946 version_type=linux
947 # AIX has no versioning support, so currently we can not hardcode correct
948 # soname into executable. Probably we can add versioning support to
949 # collect2, so additional links can be useful in future.
950 # We preserve .a as extension for shared libraries though AIX4.2
951 # and later linker supports .so
952 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.a'
953 shlibpath_var=LIBPATH
954 ;;
955
956amigaos*)
957 library_names_spec='$libname.ixlibrary $libname.a'
958 # Create ${libname}_ixlibrary.a entries in /sys/libs.
959 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 ${libname}_ixlibrary.a) || exit 1; done'
960 ;;
961
962beos*)
963 library_names_spec='${libname}.so'
964 dynamic_linker="$host_os ld.so"
965 shlibpath_var=LIBRARY_PATH
966 lt_cv_dlopen="load_add_on"
967 lt_cv_dlopen_libs=
968 lt_cv_dlopen_self=yes
969 ;;
970
971bsdi4*)
972 version_type=linux
973 need_version=no
974 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
975 soname_spec='${libname}${release}.so$major'
976 finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
977 shlibpath_var=LD_LIBRARY_PATH
978 sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
979 sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
980 export_dynamic_flag_spec=-rdynamic
981 # the default ld.so.conf also contains /usr/contrib/lib and
982 # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
983 # libtool to hard-code these into programs
984 ;;
985
986cygwin* | mingw* | pw32*)
987 version_type=windows
988 need_version=no
989 need_lib_prefix=no
990 if test "$with_gcc" = yes; then
991 library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll'
992 else
993 library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.lib'
994 fi
995 dynamic_linker='Win32 ld.exe'
996 # FIXME: first we should search . and the directory the executable is in
997 shlibpath_var=PATH
998 lt_cv_dlopen="LoadLibrary"
999 lt_cv_dlopen_libs=
1000 ;;
1001
1002freebsd1*)
1003 dynamic_linker=no
1004 ;;
1005
1006freebsd*)
1007 objformat=`test -x /usr/bin/objformat && /usr/bin/objformat || echo aout`
1008 version_type=freebsd-$objformat
1009 case "$version_type" in
1010 freebsd-elf*)
1011 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
1012 need_version=no
1013 need_lib_prefix=no
1014 ;;
1015 freebsd-*)
1016 library_names_spec='${libname}${release}.so$versuffix $libname.so$versuffix'
1017 need_version=yes
1018 ;;
1019 esac
1020 shlibpath_var=LD_LIBRARY_PATH
1021 case "$host_os" in
1022 freebsd2*)
1023 shlibpath_overrides_runpath=yes
1024 ;;
1025 *)
1026 shlibpath_overrides_runpath=no
1027 hardcode_into_libs=yes
1028 ;;
1029 esac
1030 ;;
1031
1032gnu*)
1033 version_type=linux
1034 need_lib_prefix=no
1035 need_version=no
1036 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so${major} ${libname}.so'
1037 soname_spec='${libname}${release}.so$major'
1038 shlibpath_var=LD_LIBRARY_PATH
1039 hardcode_into_libs=yes
1040 ;;
1041
1042hpux9* | hpux10* | hpux11*)
1043 # Give a soname corresponding to the major version so that dld.sl refuses to
1044 # link against other versions.
1045 dynamic_linker="$host_os dld.sl"
1046 version_type=sunos
1047 need_lib_prefix=no
1048 need_version=no
1049 shlibpath_var=SHLIB_PATH
1050 shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
1051 library_names_spec='${libname}${release}.sl$versuffix ${libname}${release}.sl$major $libname.sl'
1052 soname_spec='${libname}${release}.sl$major'
1053 # HP-UX runs *really* slowly unless shared libraries are mode 555.
1054 postinstall_cmds='chmod 555 $lib'
1055 ;;
1056
1057irix5* | irix6*)
1058 version_type=irix
1059 need_lib_prefix=no
1060 need_version=no
1061 soname_spec='${libname}${release}.so$major'
1062 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so $libname.so'
1063 case "$host_os" in
1064 irix5*)
1065 libsuff= shlibsuff=
1066 ;;
1067 *)
1068 case "$LD" in # libtool.m4 will add one of these switches to LD
1069 *-32|*"-32 ") libsuff= shlibsuff= libmagic=32-bit;;
1070 *-n32|*"-n32 ") libsuff=32 shlibsuff=N32 libmagic=N32;;
1071 *-64|*"-64 ") libsuff=64 shlibsuff=64 libmagic=64-bit;;
1072 *) libsuff= shlibsuff= libmagic=never-match;;
1073 esac
1074 ;;
1075 esac
1076 shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
1077 shlibpath_overrides_runpath=no
1078 sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
1079 sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
1080 ;;
1081
1082# No shared lib support for Linux oldld, aout, or coff.
1083linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*)
1084 dynamic_linker=no
1085 ;;
1086
1087# This must be Linux ELF.
1088linux-gnu*)
1089 version_type=linux
1090 need_lib_prefix=no
1091 need_version=no
1092 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1093 soname_spec='${libname}${release}.so$major'
1094 finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
1095 shlibpath_var=LD_LIBRARY_PATH
1096 shlibpath_overrides_runpath=no
1097 # This implies no fast_install, which is unacceptable.
1098 # Some rework will be needed to allow for fast_install
1099 # before this can be enabled.
1100 hardcode_into_libs=yes
1101
1102 # We used to test for /lib/ld.so.1 and disable shared libraries on
1103 # powerpc, because MkLinux only supported shared libraries with the
1104 # GNU dynamic linker. Since this was broken with cross compilers,
1105 # most powerpc-linux boxes support dynamic linking these days and
1106 # people can always --disable-shared, the test was removed, and we
1107 # assume the GNU/Linux dynamic linker is in use.
1108 dynamic_linker='GNU/Linux ld.so'
1109 ;;
1110
1111netbsd*)
1112 version_type=sunos
1113 if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
1114 library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
1115 finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
1116 dynamic_linker='NetBSD (a.out) ld.so'
1117 else
1118 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so ${libname}.so'
1119 soname_spec='${libname}${release}.so$major'
1120 dynamic_linker='NetBSD ld.elf_so'
1121 fi
1122 shlibpath_var=LD_LIBRARY_PATH
1123 shlibpath_overrides_runpath=yes
1124 hardcode_into_libs=yes
1125 ;;
1126
1127openbsd*)
1128 version_type=sunos
1129 if test "$with_gnu_ld" = yes; then
1130 need_lib_prefix=no
1131 need_version=no
1132 fi
1133 library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
1134 finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
1135 shlibpath_var=LD_LIBRARY_PATH
1136 ;;
1137
1138os2*)
1139 libname_spec='$name'
1140 need_lib_prefix=no
1141 library_names_spec='$libname.dll $libname.a'
1142 dynamic_linker='OS/2 ld.exe'
1143 shlibpath_var=LIBPATH
1144 ;;
1145
1146osf3* | osf4* | osf5*)
1147 version_type=osf
1148 need_version=no
1149 soname_spec='${libname}${release}.so'
1150 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
1151 shlibpath_var=LD_LIBRARY_PATH
1152 sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
1153 sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
1154 ;;
1155
1156sco3.2v5*)
1157 version_type=osf
1158 soname_spec='${libname}${release}.so$major'
1159 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1160 shlibpath_var=LD_LIBRARY_PATH
1161 ;;
1162
1163solaris*)
1164 version_type=linux
1165 need_lib_prefix=no
1166 need_version=no
1167 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1168 soname_spec='${libname}${release}.so$major'
1169 shlibpath_var=LD_LIBRARY_PATH
1170 shlibpath_overrides_runpath=yes
1171 hardcode_into_libs=yes
1172 # ldd complains unless libraries are executable
1173 postinstall_cmds='chmod +x $lib'
1174 ;;
1175
1176sunos4*)
1177 version_type=sunos
1178 library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
1179 finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
1180 shlibpath_var=LD_LIBRARY_PATH
1181 shlibpath_overrides_runpath=yes
1182 if test "$with_gnu_ld" = yes; then
1183 need_lib_prefix=no
1184 fi
1185 need_version=yes
1186 ;;
1187
1188sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
1189 version_type=linux
1190 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1191 soname_spec='${libname}${release}.so$major'
1192 shlibpath_var=LD_LIBRARY_PATH
1193 case "$host_vendor" in
1194 motorola)
1195 need_lib_prefix=no
1196 need_version=no
1197 shlibpath_overrides_runpath=no
1198 sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
1199 ;;
1200 esac
1201 ;;
1202
1203uts4*)
1204 version_type=linux
1205 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1206 soname_spec='${libname}${release}.so$major'
1207 shlibpath_var=LD_LIBRARY_PATH
1208 ;;
1209
1210dgux*)
1211 version_type=linux
1212 need_lib_prefix=no
1213 need_version=no
1214 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1215 soname_spec='${libname}${release}.so$major'
1216 shlibpath_var=LD_LIBRARY_PATH
1217 ;;
1218
1219sysv4*MP*)
1220 if test -d /usr/nec ;then
1221 version_type=linux
1222 library_names_spec='$libname.so.$versuffix $libname.so.$major $libname.so'
1223 soname_spec='$libname.so.$major'
1224 shlibpath_var=LD_LIBRARY_PATH
1225 fi
1226 ;;
1227
1228*)
1229 dynamic_linker=no
1230 ;;
1231esac
1232echo "$ac_t$dynamic_linker" 1>&6
1233test "$dynamic_linker" = no && can_build_shared=no
1234
1235# Check for command to grab the raw symbol name followed by C symbol from nm.
1236echo $ac_n "checking command to parse $NM output... $ac_c" 1>&6
1237
1238# These are sane defaults that work on at least a few old systems.
1239# [They come from Ultrix. What could be older than Ultrix?!! ;)]
1240
1241# Character class describing NM global symbol codes.
1242symcode='[BCDEGRST]'
1243
1244# Regexp to match symbols that can be accessed directly from C.
1245sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
1246
1247# Transform the above into a raw symbol and a C symbol.
1248symxfrm='\1 \2\3 \3'
1249
1250# Transform an extracted symbol line into a proper C declaration
1251global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'"
1252
1253# Define system-specific variables.
1254case "$host_os" in
1255aix*)
1256 symcode='[BCDT]'
1257 ;;
1258cygwin* | mingw* | pw32*)
1259 symcode='[ABCDGISTW]'
1260 ;;
1261hpux*) # Its linker distinguishes data from code symbols
1262 global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'"
1263 ;;
1264irix*)
1265 symcode='[BCDEGRST]'
1266 ;;
1267solaris* | sysv5*)
1268 symcode='[BDT]'
1269 ;;
1270sysv4)
1271 symcode='[DFNSTU]'
1272 ;;
1273esac
1274
1275# Handle CRLF in mingw too chain
1276opt_cr=
1277case "$host_os" in
1278mingw*)
1279 opt_cr=`echo 'x\{0,1\}' | tr x '\015'` # option cr in regexp
1280 ;;
1281esac
1282
1283# If we're using GNU nm, then use its standard symbol codes.
1284if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then
1285 symcode='[ABCDGISTW]'
1286fi
1287
1288# Try without a prefix undercore, then with it.
1289for ac_symprfx in "" "_"; do
1290
1291 # Write the raw and C identifiers.
1292global_symbol_pipe="sed -n -e 's/^.*[ ]\($symcode\)[ ][ ]*\($ac_symprfx\)$sympat$opt_cr$/$symxfrm/p'"
1293
1294 # Check to see that the pipe works correctly.
1295 pipe_works=no
1296 $rm conftest*
1297 cat > conftest.$ac_ext <<EOF
1298#ifdef __cplusplus
1299extern "C" {
1300#endif
1301char nm_test_var;
1302void nm_test_func(){}
1303#ifdef __cplusplus
1304}
1305#endif
1306main(){nm_test_var='a';nm_test_func();return(0);}
1307EOF
1308
1309 echo "$progname:1309: checking if global_symbol_pipe works" >&5
1310 if { (eval echo $progname:1310: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; } && test -s conftest.$objext; then
1311 # Now try to grab the symbols.
1312 nlist=conftest.nm
1313 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
1314
1315 # Try sorting and uniquifying the output.
1316 if sort "$nlist" | uniq > "$nlist"T; then
1317 mv -f "$nlist"T "$nlist"
1318 else
1319 rm -f "$nlist"T
1320 fi
1321
1322 # Make sure that we snagged all the symbols we need.
1323 if egrep ' nm_test_var$' "$nlist" >/dev/null; then
1324 if egrep ' nm_test_func$' "$nlist" >/dev/null; then
1325 cat <<EOF > conftest.$ac_ext
1326#ifdef __cplusplus
1327extern "C" {
1328#endif
1329
1330EOF
1331 # Now generate the symbol file.
1332 eval "$global_symbol_to_cdecl"' < "$nlist" >> conftest.$ac_ext'
1333
1334 cat <<EOF >> conftest.$ac_ext
1335#if defined (__STDC__) && __STDC__
1336# define lt_ptr_t void *
1337#else
1338# define lt_ptr_t char *
1339# define const
1340#endif
1341
1342/* The mapping between symbol names and symbols. */
1343const struct {
1344 const char *name;
1345 lt_ptr_t address;
1346}
1347lt_preloaded_symbols[] =
1348{
1349EOF
1350 sed 's/^. \(.*\) \(.*\)$/ {"\2", (lt_ptr_t) \&\2},/' < "$nlist" >> conftest.$ac_ext
1351 cat <<\EOF >> conftest.$ac_ext
1352 {0, (lt_ptr_t) 0}
1353};
1354
1355#ifdef __cplusplus
1356}
1357#endif
1358EOF
1359 # Now try linking the two files.
1360 mv conftest.$objext conftstm.$objext
1361 save_LIBS="$LIBS"
1362 save_CFLAGS="$CFLAGS"
1363 LIBS="conftstm.$objext"
1364 CFLAGS="$CFLAGS$no_builtin_flag"
1365 if { (eval echo $progname:1365: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
1366 pipe_works=yes
1367 else
1368 echo "$progname: failed program was:" >&5
1369 cat conftest.$ac_ext >&5
1370 fi
1371 LIBS="$save_LIBS"
1372 else
1373 echo "cannot find nm_test_func in $nlist" >&5
1374 fi
1375 else
1376 echo "cannot find nm_test_var in $nlist" >&5
1377 fi
1378 else
1379 echo "cannot run $global_symbol_pipe" >&5
1380 fi
1381 else
1382 echo "$progname: failed program was:" >&5
1383 cat conftest.$ac_ext >&5
1384 fi
1385 $rm conftest* conftst*
1386
1387 # Do not use the global_symbol_pipe unless it works.
1388 if test "$pipe_works" = yes; then
1389 break
1390 else
1391 global_symbol_pipe=
1392 fi
1393done
1394if test "$pipe_works" = yes; then
1395 echo "${ac_t}ok" 1>&6
1396else
1397 echo "${ac_t}failed" 1>&6
1398fi
1399
1400if test -z "$global_symbol_pipe"; then
1401 global_symbol_to_cdecl=
1402fi
1403
1404# Report the final consequences.
1405echo "checking if libtool supports shared libraries... $can_build_shared" 1>&6
1406
1407# Only try to build win32 dlls if AC_LIBTOOL_WIN32_DLL was used in
1408# configure.in, otherwise build static only libraries.
1409case "$host_os" in
1410cygwin* | mingw* | pw32* | os2*)
1411 if test x$can_build_shared = xyes; then
1412 test x$enable_win32_dll = xno && can_build_shared=no
1413 echo "checking if package supports dlls... $can_build_shared" 1>&6
1414 fi
1415;;
1416esac
1417
1418echo $ac_n "checking whether to build shared libraries... $ac_c" 1>&6
1419test "$can_build_shared" = "no" && enable_shared=no
1420
1421# On AIX, shared libraries and static libraries use the same namespace, and
1422# are all built from PIC.
1423case "$host_os" in
1424aix3*)
1425 test "$enable_shared" = yes && enable_static=no
1426 if test -n "$RANLIB"; then
1427 archive_cmds="$archive_cmds~\$RANLIB \$lib"
1428 postinstall_cmds='$RANLIB $lib'
1429 fi
1430 ;;
1431
1432aix4*)
1433 test "$enable_shared" = yes && enable_static=no
1434 ;;
1435esac
1436
1437echo "$ac_t$enable_shared" 1>&6
1438
1439# Make sure either enable_shared or enable_static is yes.
1440test "$enable_shared" = yes || enable_static=yes
1441
1442echo "checking whether to build static libraries... $enable_static" 1>&6
1443
1444if test "$hardcode_action" = relink; then
1445 # Fast installation is not supported
1446 enable_fast_install=no
1447elif test "$shlibpath_overrides_runpath" = yes ||
1448 test "$enable_shared" = no; then
1449 # Fast installation is not necessary
1450 enable_fast_install=needless
1451fi
1452
1453variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
1454if test "$with_gcc" = yes; then
1455 variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
1456fi
1457
1458# Check whether we must set pic_mode to default
1459test -z "$pic_flag" && pic_mode=default
1460
1461if test "x$enable_dlopen" != xyes; then
1462 enable_dlopen=unknown
1463 enable_dlopen_self=unknown
1464 enable_dlopen_self_static=unknown
1465else
1466if test "X${lt_cv_dlopen+set}" != Xset; then
1467 lt_cv_dlopen=no lt_cv_dlopen_libs=
1468echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
1469echo "$progname:1469: checking for dlopen in -ldl" >&5
1470if test "X${ac_cv_lib_dl_dlopen+set}" = Xset; then
1471 echo $ac_n "(cached) $ac_c" 1>&6
1472else
1473 ac_save_LIBS="$LIBS"
1474LIBS="-ldl $LIBS"
1475cat > conftest.$ac_ext <<EOF
1476#line 1476 "ltconfig"
1477/* Override any gcc2 internal prototype to avoid an error. */
1478/* We use char because int might match the return type of a gcc2
1479 builtin and then its argument prototype would still apply. */
1480#ifdef __cplusplus
1481extern "C"
1482#endif
1483char dlopen();
1484
1485int main() {
1486dlopen()
1487; return 0; }
1488EOF
1489if { (eval echo $progname:1489: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1490 rm -rf conftest*
1491 ac_cv_lib_dl_dlopen=yes
1492else
1493 echo "$progname: failed program was:" >&5
1494 cat conftest.$ac_ext >&5
1495 rm -rf conftest*
1496 ac_cv_lib_dl_dlopen=no
1497fi
1498rm -f conftest*
1499LIBS="$ac_save_LIBS"
1500
1501fi
1502if test "X$ac_cv_lib_dl_dlopen" = Xyes; then
1503 echo "$ac_t""yes" 1>&6
1504 lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"
1505else
1506 echo "$ac_t""no" 1>&6
1507echo $ac_n "checking for dlopen""... $ac_c" 1>&6
1508echo "$progname:1508: checking for dlopen" >&5
1509if test "X${ac_cv_func_dlopen+set}" = Xset; then
1510 echo $ac_n "(cached) $ac_c" 1>&6
1511else
1512 cat > conftest.$ac_ext <<EOF
1513#line 1513 "ltconfig"
1514/* System header to define __stub macros and hopefully few prototypes,
1515 which can conflict with char dlopen(); below. */
1516#include <assert.h>
1517/* Override any gcc2 internal prototype to avoid an error. */
1518/* We use char because int might match the return type of a gcc2
1519 builtin and then its argument prototype would still apply. */
1520#ifdef __cplusplus
1521extern "C"
1522#endif
1523char dlopen();
1524
1525int main() {
1526
1527/* The GNU C library defines this for functions which it implements
1528 to always fail with ENOSYS. Some functions are actually named
1529 something starting with __ and the normal name is an alias. */
1530#if defined (__stub_dlopen) || defined (__stub___dlopen)
1531choke me
1532#else
1533dlopen();
1534#endif
1535
1536; return 0; }
1537EOF
1538if { (eval echo $progname:1538: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1539 rm -rf conftest*
1540 ac_cv_func_dlopen=yes
1541else
1542 echo "$progname: failed program was:" >&5
1543 cat conftest.$ac_ext >&5
1544 rm -rf conftest*
1545 ac_cv_func_dlopen=no
1546fi
1547rm -f conftest*
1548fi
1549if test "X$ac_cv_func_dlopen" = Xyes; then
1550 echo "$ac_t""yes" 1>&6
1551 lt_cv_dlopen="dlopen"
1552else
1553 echo "$ac_t""no" 1>&6
1554echo $ac_n "checking for dlopen in -lsvld""... $ac_c" 1>&6
1555echo "$progname:1555: checking for dlopen in -lsvld" >&5
1556if test "X${ac_cv_lib_svld_dlopen+set}" = Xset; then
1557 echo $ac_n "(cached) $ac_c" 1>&6
1558else
1559 ac_save_LIBS="$LIBS"
1560LIBS="-lsvld $LIBS"
1561cat > conftest.$ac_ext <<EOF
1562#line 1562 "ltconfig"
1563/* Override any gcc2 internal prototype to avoid an error. */
1564/* We use char because int might match the return type of a gcc2
1565 builtin and then its argument prototype would still apply. */
1566#ifdef __cplusplus
1567extern "C"
1568#endif
1569char dlopen();
1570
1571int main() {
1572dlopen()
1573; return 0; }
1574EOF
1575if { (eval echo $progname:1575: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1576 rm -rf conftest*
1577 ac_cv_lib_svld_dlopen=yes
1578else
1579 echo "$progname: failed program was:" >&5
1580 cat conftest.$ac_ext >&5
1581 rm -rf conftest*
1582 ac_cv_lib_svld_dlopen=no
1583fi
1584rm -f conftest*
1585LIBS="$ac_save_LIBS"
1586
1587fi
1588if test "X$ac_cv_lib_svld_dlopen" = Xyes; then
1589 echo "$ac_t""yes" 1>&6
1590 lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"
1591else
1592 echo "$ac_t""no" 1>&6
1593echo $ac_n "checking for dld_link in -ldld""... $ac_c" 1>&6
1594echo "$progname:1594: checking for dld_link in -ldld" >&5
1595if test "X${ac_cv_lib_dld_dld_link+set}" = Xset; then
1596 echo $ac_n "(cached) $ac_c" 1>&6
1597else
1598 ac_save_LIBS="$LIBS"
1599LIBS="-ldld $LIBS"
1600cat > conftest.$ac_ext <<EOF
1601#line 1601 "ltconfig"
1602/* Override any gcc2 internal prototype to avoid an error. */
1603/* We use char because int might match the return type of a gcc2
1604 builtin and then its argument prototype would still apply. */
1605#ifdef __cplusplus
1606extern "C"
1607#endif
1608char dld_link();
1609
1610int main() {
1611dld_link()
1612; return 0; }
1613EOF
1614if { (eval echo $progname:1614: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1615 rm -rf conftest*
1616 ac_cv_lib_dld_dld_link=yes
1617else
1618 echo "$progname: failed program was:" >&5
1619 cat conftest.$ac_ext >&5
1620 rm -rf conftest*
1621 ac_cv_lib_dld_dld_link=no
1622fi
1623rm -f conftest*
1624LIBS="$ac_save_LIBS"
1625
1626fi
1627if test "X$ac_cv_lib_dld_dld_link" = Xyes; then
1628 echo "$ac_t""yes" 1>&6
1629 lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"
1630else
1631 echo "$ac_t""no" 1>&6
1632echo $ac_n "checking for shl_load""... $ac_c" 1>&6
1633echo "$progname:1633: checking for shl_load" >&5
1634if test "X${ac_cv_func_shl_load+set}" = Xset; then
1635 echo $ac_n "(cached) $ac_c" 1>&6
1636else
1637 cat > conftest.$ac_ext <<EOF
1638#line 1638 "ltconfig"
1639/* System header to define __stub macros and hopefully few prototypes,
1640 which can conflict with char shl_load(); below. */
1641#include <assert.h>
1642/* Override any gcc2 internal prototype to avoid an error. */
1643/* We use char because int might match the return type of a gcc2
1644 builtin and then its argument prototype would still apply. */
1645#ifdef __cplusplus
1646extern "C"
1647#endif
1648char shl_load();
1649
1650int main() {
1651
1652/* The GNU C library defines this for functions which it implements
1653 to always fail with ENOSYS. Some functions are actually named
1654 something starting with __ and the normal name is an alias. */
1655#if defined (__stub_shl_load) || defined (__stub___shl_load)
1656choke me
1657#else
1658shl_load();
1659#endif
1660
1661; return 0; }
1662EOF
1663if { (eval echo $progname:1663: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1664 rm -rf conftest*
1665 ac_cv_func_shl_load=yes
1666else
1667 echo "$progname: failed program was:" >&5
1668 cat conftest.$ac_ext >&5
1669 rm -rf conftest*
1670 ac_cv_func_shl_load=no
1671fi
1672rm -f conftest*
1673fi
1674
1675if test "X$ac_cv_func_shl_load" = Xyes; then
1676 echo "$ac_t""yes" 1>&6
1677 lt_cv_dlopen="shl_load"
1678else
1679 echo "$ac_t""no" 1>&6
1680echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6
1681echo "$progname:1681: checking for shl_load in -ldld" >&5
1682if test "X${ac_cv_lib_dld_shl_load+set}" = Xset; then
1683 echo $ac_n "(cached) $ac_c" 1>&6
1684else
1685 ac_save_LIBS="$LIBS"
1686LIBS="-ldld $LIBS"
1687cat > conftest.$ac_ext <<EOF
1688#line 1688 "ltconfig"
1689#include "confdefs.h"
1690/* Override any gcc2 internal prototype to avoid an error. */
1691/* We use char because int might match the return type of a gcc2
1692 builtin and then its argument prototype would still apply. */
1693#ifdef __cplusplus
1694extern "C"
1695#endif
1696char shl_load();
1697
1698int main() {
1699shl_load()
1700; return 0; }
1701EOF
1702if { (eval echo $progname:1702: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1703 rm -rf conftest*
1704 ac_cv_lib_dld_shl_load=yes
1705else
1706 echo "$progname: failed program was:" >&5
1707 cat conftest.$ac_ext >&5
1708 rm -rf conftest*
1709 ac_cv_lib_dld_shl_load=no
1710fi
1711rm -f conftest*
1712LIBS="$ac_save_LIBS"
1713
1714fi
1715if test "X$ac_cv_lib_dld_shl_load" = Xyes; then
1716 echo "$ac_t""yes" 1>&6
1717 lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"
1718else
1719 echo "$ac_t""no" 1>&6
1720fi
1721
1722
1723fi
1724
1725
1726fi
1727
1728
1729fi
1730
1731
1732fi
1733
1734fi
1735
1736fi
1737
1738 if test "x$lt_cv_dlopen" != xno; then
1739 enable_dlopen=yes
1740 else
1741 enable_dlopen=no
1742 fi
1743
1744 case "$lt_cv_dlopen" in
1745 dlopen)
1746for ac_hdr in dlfcn.h; do
1747ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
1748echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1749echo "$progname:1749: checking for $ac_hdr" >&5
1750if eval "test \"`echo 'X$''{'ac_cv_header_$ac_safe'+set}'`\" = Xset"; then
1751 echo $ac_n "(cached) $ac_c" 1>&6
1752else
1753 cat > conftest.$ac_ext <<EOF
1754#line 1754 "ltconfig"
1755#include <$ac_hdr>
1756int fnord = 0;
1757int main () { return(0); }
1758EOF
1759ac_try="$ac_compile >/dev/null 2>conftest.out"
1760{ (eval echo $progname:1760: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1761ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1762if test -z "$ac_err"; then
1763 rm -rf conftest*
1764 eval "ac_cv_header_$ac_safe=yes"
1765else
1766 echo "$ac_err" >&5
1767 echo "$progname: failed program was:" >&5
1768 cat conftest.$ac_ext >&5
1769 rm -rf conftest*
1770 eval "ac_cv_header_$ac_safe=no"
1771fi
1772rm -f conftest*
1773fi
1774if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1775 echo "$ac_t""yes" 1>&6
1776else
1777 echo "$ac_t""no" 1>&6
1778fi
1779done
1780
1781 if test "x$ac_cv_header_dlfcn_h" = xyes; then
1782 CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
1783 fi
1784 eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
1785 LIBS="$lt_cv_dlopen_libs $LIBS"
1786
1787 echo $ac_n "checking whether a program can dlopen itself""... $ac_c" 1>&6
1788echo "$progname:1788: checking whether a program can dlopen itself" >&5
1789if test "X${lt_cv_dlopen_self+set}" = Xset; then
1790 echo $ac_n "(cached) $ac_c" 1>&6
1791else
1792 if test "$cross_compiling" = yes; then
1793 lt_cv_dlopen_self=cross
1794 else
1795 cat > conftest.$ac_ext <<EOF
1796#line 1796 "ltconfig"
1797
1798#if HAVE_DLFCN_H
1799#include <dlfcn.h>
1800#endif
1801
1802#include <stdio.h>
1803
1804#ifdef RTLD_GLOBAL
1805# define LTDL_GLOBAL RTLD_GLOBAL
1806#else
1807# ifdef DL_GLOBAL
1808# define LTDL_GLOBAL DL_GLOBAL
1809# else
1810# define LTDL_GLOBAL 0
1811# endif
1812#endif
1813
1814/* We may have to define LTDL_LAZY_OR_NOW in the command line if we
1815 find out it does not work in some platform. */
1816#ifndef LTDL_LAZY_OR_NOW
1817# ifdef RTLD_LAZY
1818# define LTDL_LAZY_OR_NOW RTLD_LAZY
1819# else
1820# ifdef DL_LAZY
1821# define LTDL_LAZY_OR_NOW DL_LAZY
1822# else
1823# ifdef RTLD_NOW
1824# define LTDL_LAZY_OR_NOW RTLD_NOW
1825# else
1826# ifdef DL_NOW
1827# define LTDL_LAZY_OR_NOW DL_NOW
1828# else
1829# define LTDL_LAZY_OR_NOW 0
1830# endif
1831# endif
1832# endif
1833# endif
1834#endif
1835
1836fnord() { int i=42;}
1837main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
1838 if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
1839 if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
1840
1841EOF
1842if { (eval echo $progname:1842: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
1843then
1844 lt_cv_dlopen_self=yes
1845else
1846 echo "$progname: failed program was:" >&5
1847 cat conftest.$ac_ext >&5
1848 rm -fr conftest*
1849 lt_cv_dlopen_self=no
1850fi
1851rm -fr conftest*
1852fi
1853
1854fi
1855
1856echo "$ac_t""$lt_cv_dlopen_self" 1>&6
1857
1858 if test "$lt_cv_dlopen_self" = yes; then
1859 LDFLAGS="$LDFLAGS $link_static_flag"
1860 echo $ac_n "checking whether a statically linked program can dlopen itself""... $ac_c" 1>&6
1861echo "$progname:1861: checking whether a statically linked program can dlopen itself" >&5
1862if test "X${lt_cv_dlopen_self_static+set}" = Xset; then
1863 echo $ac_n "(cached) $ac_c" 1>&6
1864else
1865 if test "$cross_compiling" = yes; then
1866 lt_cv_dlopen_self_static=cross
1867 else
1868 cat > conftest.$ac_ext <<EOF
1869#line 1869 "ltconfig"
1870
1871#if HAVE_DLFCN_H
1872#include <dlfcn.h>
1873#endif
1874
1875#include <stdio.h>
1876
1877#ifdef RTLD_GLOBAL
1878# define LTDL_GLOBAL RTLD_GLOBAL
1879#else
1880# ifdef DL_GLOBAL
1881# define LTDL_GLOBAL DL_GLOBAL
1882# else
1883# define LTDL_GLOBAL 0
1884# endif
1885#endif
1886
1887/* We may have to define LTDL_LAZY_OR_NOW in the command line if we
1888 find out it does not work in some platform. */
1889#ifndef LTDL_LAZY_OR_NOW
1890# ifdef RTLD_LAZY
1891# define LTDL_LAZY_OR_NOW RTLD_LAZY
1892# else
1893# ifdef DL_LAZY
1894# define LTDL_LAZY_OR_NOW DL_LAZY
1895# else
1896# ifdef RTLD_NOW
1897# define LTDL_LAZY_OR_NOW RTLD_NOW
1898# else
1899# ifdef DL_NOW
1900# define LTDL_LAZY_OR_NOW DL_NOW
1901# else
1902# define LTDL_LAZY_OR_NOW 0
1903# endif
1904# endif
1905# endif
1906# endif
1907#endif
1908
1909fnord() { int i=42;}
1910main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
1911 if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
1912 if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
1913
1914EOF
1915if { (eval echo $progname:1915: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
1916then
1917 lt_cv_dlopen_self_static=yes
1918else
1919 echo "$progname: failed program was:" >&5
1920 cat conftest.$ac_ext >&5
1921 rm -fr conftest*
1922 lt_cv_dlopen_self_static=no
1923fi
1924rm -fr conftest*
1925fi
1926
1927fi
1928
1929echo "$ac_t""$lt_cv_dlopen_self_static" 1>&6
1930fi
1931 ;;
1932 esac
1933
1934 case "$lt_cv_dlopen_self" in
1935 yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
1936 *) enable_dlopen_self=unknown ;;
1937 esac
1938
1939 case "$lt_cv_dlopen_self_static" in
1940 yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
1941 *) enable_dlopen_self_static=unknown ;;
1942 esac
1943fi
1944
1945# Copy echo and quote the copy, instead of the original, because it is
1946# used later.
1947ltecho="$echo"
1948if test "X$ltecho" = "X$CONFIG_SHELL $0 --fallback-echo"; then
1949 ltecho="$CONFIG_SHELL \$0 --fallback-echo"
1950fi
1951LTSHELL="$SHELL"
1952
1953LTCONFIG_VERSION="$VERSION"
1954
1955# Only quote variables if we're using ltmain.sh.
1956case "$ltmain" in
1957*.sh)
1958 # Now quote all the things that may contain metacharacters.
1959 for var in ltecho old_AR old_AR_FLAGS old_CC old_LTCC old_CFLAGS old_CPPFLAGS \
1960 old_MAGIC_CMD old_LD old_LDFLAGS old_LIBS \
1961 old_LN_S old_NM old_RANLIB old_STRIP \
1962 old_AS old_DLLTOOL old_OBJDUMP \
1963 old_OBJEXT old_EXEEXT old_reload_flag \
1964 old_deplibs_check_method old_file_magic_cmd \
1965 AR AR_FLAGS CC LTCC LD LN_S NM LTSHELL LTCONFIG_VERSION \
1966 reload_flag reload_cmds wl \
1967 pic_flag link_static_flag no_builtin_flag export_dynamic_flag_spec \
1968 thread_safe_flag_spec whole_archive_flag_spec libname_spec \
1969 library_names_spec soname_spec \
1970 RANLIB old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \
1971 old_postuninstall_cmds archive_cmds archive_expsym_cmds postinstall_cmds \
1972 postuninstall_cmds extract_expsyms_cmds old_archive_from_expsyms_cmds \
1973 predep_objects postdep_objects predeps postdeps compiler_lib_search_path \
1974 old_striplib striplib file_magic_cmd export_symbols_cmds \
1975 deplibs_check_method allow_undefined_flag no_undefined_flag \
1976 finish_cmds finish_eval global_symbol_pipe global_symbol_to_cdecl \
1977 hardcode_libdir_flag_spec hardcode_libdir_separator \
1978 sys_lib_search_path_spec sys_lib_dlsearch_path_spec \
1979 compiler_c_o need_locks exclude_expsyms include_expsyms; do
1980
1981 case "$var" in
1982 reload_cmds | old_archive_cmds | old_archive_from_new_cmds | \
1983 old_postinstall_cmds | old_postuninstall_cmds | \
1984 export_symbols_cmds | archive_cmds | archive_expsym_cmds | \
1985 extract_expsyms_cmds | old_archive_from_expsyms_cmds | \
1986 postinstall_cmds | postuninstall_cmds | \
1987 finish_cmds | sys_lib_search_path_spec | sys_lib_dlsearch_path_spec)
1988 # Double-quote double-evaled strings.
1989 eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\" -e \"\$delay_variable_subst\"\`\\\"" ### testsuite: skip nested quoting test
1990 ;;
1991 *)
1992 eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`\\\"" ### testsuite: skip nested quoting test
1993 ;;
1994 esac
1995 done
1996
1997 case "$ltecho" in
1998 *'\$0 --fallback-echo"')
1999 ltecho=`$echo "X$ltecho" | $Xsed -e 's/\\\\\\\$0 --fallback-echo"$/$0 --fallback-echo"/'`
2000 ;;
2001 esac
2002
2003 if test -z "$tagname"; then
2004 trap "$rm \"$ofile\"; exit 1" 1 2 15
2005 echo "creating $ofile"
2006 $rm "$ofile"
2007 cat <<EOF > "$ofile"
2008#! $SHELL
2009
2010# `$echo "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
2011# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
2012# NOTE: Changes made to this file will be lost: look at ltconfig or ltmain.sh.
2013#
2014# Copyright (C) 1996-2000 Free Software Foundation, Inc.
2015# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
2016#
2017# This program is free software; you can redistribute it and/or modify
2018# it under the terms of the GNU General Public License as published by
2019# the Free Software Foundation; either version 2 of the License, or
2020# (at your option) any later version.
2021#
2022# This program is distributed in the hope that it will be useful, but
2023# WITHOUT ANY WARRANTY; without even the implied warranty of
2024# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
2025# General Public License for more details.
2026#
2027# You should have received a copy of the GNU General Public License
2028# along with this program; if not, write to the Free Software
2029# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
2030#
2031# As a special exception to the GNU General Public License, if you
2032# distribute this file as part of a program that contains a
2033# configuration script generated by Autoconf, you may include it under
2034# the same distribution terms that you use for the rest of that program.
2035
2036# Sed that helps us avoid accidentally triggering echo(1) options like -n.
2037Xsed="sed -e s/^X//"
2038
2039# The HP-UX ksh and POSIX shell print the target directory to stdout
2040# if CDPATH is set.
2041if test "X\${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
2042
2043# The names of the tagged configurations supported by this script.
2044available_tags=
2045
2046### BEGIN LIBTOOL CONFIG
2047EOF
2048 else
2049 echo "appending configuration tag \"$tagname\" to $ofile"
2050 echo "### BEGIN LIBTOOL TAG CONFIG: $tagname" >> "$ofile"
2051 fi
2052 cfgfile="$ofile"
2053 ;;
2054
2055*)
2056 # Double-quote the variables that need it (for aesthetics).
2057 for var in old_AR old_AR_FLAGS old_CC old_LTCC old_CFLAGS old_CPPFLAGS \
2058 old_MAGIC_CMD old_LD old_LDFLAGS old_LIBS \
2059 old_LN_S old_NM old_RANLIB old_STRIP \
2060 old_AS old_DLLTOOL old_OBJDUMP \
2061 old_OBJEXT old_EXEEXT old_reload_flag \
2062 old_deplibs_check_method old_file_magic_cmd; do
2063 eval "$var=\\\"\$var\\\""
2064 done
2065
2066 # Just create a config file.
2067 cfgfile="$ofile.cfg"
2068 if test -z "$tagname"; then
2069 trap "$rm \"$cfgfile\"; exit 1" 1 2 15
2070 echo "creating $cfgfile"
2071 $rm "$cfgfile"
2072 cat <<EOF > "$cfgfile"
2073# `$echo "$cfgfile" | sed 's%^.*/%%'` - Libtool configuration file.
2074# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
2075
2076### BEGIN LIBTOOL CONFIG
2077EOF
2078 else
2079 echo "appending to $cfgfile"
2080 echo "### BEGIN LIBTOOL TAG CONFIG: $tagname" >> "$ofile"
2081 fi
2082 ;;
2083esac
2084
2085cat <<EOF >> "$cfgfile"
2086# Libtool was configured as follows, on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
2087#
2088# AR=$old_AR AR_FLAGS=$old_AR_FLAGS LTCC=$old_LTCC CC=$old_CC \\
2089# CFLAGS=$old_CFLAGS CPPFLAGS=$old_CPPFLAGS \\
2090# MAGIC_CMD=$old_MAGIC_CMD LD=$old_LD LDFLAGS=$old_LDFLAGS LIBS=$old_LIBS \\
2091# LN_S=$old_LN_S NM=$old_NM RANLIB=$old_RANLIB STRIP=$old_STRIP \\
2092# AS=$old_AS DLLTOOL=$old_DLLTOOL OBJDUMP=$old_OBJDUMP \\
2093# objext=$old_OBJEXT exeext=$old_EXEEXT reload_flag=$old_reload_flag \\
2094# deplibs_check_method=$old_deplibs_check_method \\
2095# file_magic_cmd=$old_file_magic_cmd \\
2096# $0$ltconfig_args
2097#
2098# Compiler and other test output produced by $progname, useful for
2099# debugging $progname, is in ./config.log if it exists.
2100
2101# The version of $progname that generated this script.
2102LTCONFIG_VERSION=$LTCONFIG_VERSION
2103
2104# Shell to use when invoking shell scripts.
2105SHELL=$LTSHELL
2106
2107# Whether or not to build shared libraries.
2108build_libtool_libs=$enable_shared
2109
2110# Whether or not to add -lc for building shared libraries.
2111build_libtool_need_lc=$need_lc
2112
2113# Whether or not to build static libraries.
2114build_old_libs=$enable_static
2115
2116# Whether or not to optimize for fast installation.
2117fast_install=$enable_fast_install
2118
2119# The host system.
2120host_alias=$host_alias
2121host=$host
2122
2123# An echo program that does not interpret backslashes.
2124echo=$ltecho
2125
2126# The archiver.
2127AR=$AR
2128AR_FLAGS=$AR_FLAGS
2129
2130# A C compiler.
2131LTCC=$LTCC
2132
2133# A language-specific compiler.
2134CC=$CC
2135
2136# Is the compiler the GNU C compiler?
2137with_gcc=$with_gcc
2138
2139# The linker used to build libraries.
2140LD=$LD
2141
2142# Whether we need hard or soft links.
2143LN_S=$LN_S
2144
2145# A BSD-compatible nm program.
2146NM=$NM
2147
2148# A symbol stripping program
2149STRIP=$STRIP
2150
2151# Used to examine libraries when file_magic_cmd begins "file"
2152MAGIC_CMD=$MAGIC_CMD
2153
2154# Used on cygwin: DLL creation program.
2155DLLTOOL="$DLLTOOL"
2156
2157# Used on cygwin: object dumper.
2158OBJDUMP="$OBJDUMP"
2159
2160# Used on cygwin: assembler.
2161AS="$AS"
2162
2163# The name of the directory that contains temporary libtool files.
2164objdir=$objdir
2165
2166# How to create reloadable object files.
2167reload_flag=$reload_flag
2168reload_cmds=$reload_cmds
2169
2170# How to pass a linker flag through the compiler.
2171wl=$wl
2172
2173# Object file suffix (normally "o").
2174objext="$objext"
2175
2176# Old archive suffix (normally "a").
2177libext="$libext"
2178
2179# Executable file suffix (normally "").
2180exeext="$exeext"
2181
2182# Additional compiler flags for building library objects.
2183pic_flag=$pic_flag
2184pic_mode=$pic_mode
2185
2186# Does compiler simultaneously support -c and -o options?
2187compiler_c_o=$compiler_c_o
2188
2189# Must we lock files when doing compilation ?
2190need_locks=$need_locks
2191
2192# Do we need the lib prefix for modules?
2193need_lib_prefix=$need_lib_prefix
2194
2195# Do we need a version for libraries?
2196need_version=$need_version
2197
2198# Whether dlopen is supported.
2199dlopen_support=$enable_dlopen
2200
2201# Whether dlopen of programs is supported.
2202dlopen_self=$enable_dlopen_self
2203
2204# Whether dlopen of statically linked programs is supported.
2205dlopen_self_static=$enable_dlopen_self_static
2206
2207# Compiler flag to prevent dynamic linking.
2208link_static_flag=$link_static_flag
2209
2210# Compiler flag to turn off builtin functions.
2211no_builtin_flag=$no_builtin_flag
2212
2213# Compiler flag to allow reflexive dlopens.
2214export_dynamic_flag_spec=$export_dynamic_flag_spec
2215
2216# Compiler flag to generate shared objects directly from archives.
2217whole_archive_flag_spec=$whole_archive_flag_spec
2218
2219# Compiler flag to generate thread-safe objects.
2220thread_safe_flag_spec=$thread_safe_flag_spec
2221
2222# Library versioning type.
2223version_type=$version_type
2224
2225# Format of library name prefix.
2226libname_spec=$libname_spec
2227
2228# List of archive names. First name is the real one, the rest are links.
2229# The last name is the one that the linker finds with -lNAME.
2230library_names_spec=$library_names_spec
2231
2232# The coded name of the library, if different from the real name.
2233soname_spec=$soname_spec
2234
2235# Commands used to build and install an old-style archive.
2236RANLIB=$RANLIB
2237old_archive_cmds=$old_archive_cmds
2238old_postinstall_cmds=$old_postinstall_cmds
2239old_postuninstall_cmds=$old_postuninstall_cmds
2240
2241# Create an old-style archive from a shared archive.
2242old_archive_from_new_cmds=$old_archive_from_new_cmds
2243
2244# Create a temporary old-style archive to link instead of a shared archive.
2245old_archive_from_expsyms_cmds=$old_archive_from_expsyms_cmds
2246
2247# Commands used to build and install a shared archive.
2248archive_cmds=$archive_cmds
2249archive_expsym_cmds=$archive_expsym_cmds
2250postinstall_cmds=$postinstall_cmds
2251postuninstall_cmds=$postuninstall_cmds
2252
2253# Commands to strip libraries.
2254old_striplib=$old_striplib
2255striplib=$striplib
2256
2257# Dependencies to place before the objects being linked to create a
2258# shared library.
2259predep_objects=$predep_objects
2260
2261# Dependencies to place after the objects being linked to create a
2262# shared library.
2263postdep_objects=$postdep_objects
2264
2265# Dependencies to place before the objects being linked to create a
2266# shared library.
2267predeps=$predeps
2268
2269# Dependencies to place after the objects being linked to create a
2270# shared library.
2271postdeps=$postdeps
2272
2273# The library search path used internally by the compiler when linking
2274# a shared library.
2275compiler_lib_search_path=$compiler_lib_search_path
2276
2277# Method to check whether dependent libraries are shared objects.
2278deplibs_check_method=$deplibs_check_method
2279
2280# Command to use when deplibs_check_method == file_magic.
2281file_magic_cmd=$file_magic_cmd
2282
2283# Flag that allows shared libraries with undefined symbols to be built.
2284allow_undefined_flag=$allow_undefined_flag
2285
2286# Flag that forces no undefined symbols.
2287no_undefined_flag=$no_undefined_flag
2288
2289# Commands used to finish a libtool library installation in a directory.
2290finish_cmds=$finish_cmds
2291
2292# Same as above, but a single script fragment to be evaled but not shown.
2293finish_eval=$finish_eval
2294
2295# Take the output of nm and produce a listing of raw symbols and C names.
2296global_symbol_pipe=$global_symbol_pipe
2297
2298# Transform the output of nm in a proper C declaration
2299global_symbol_to_cdecl=$global_symbol_to_cdecl
2300
2301# This is the shared library runtime path variable.
2302runpath_var=$runpath_var
2303
2304# This is the shared library path variable.
2305shlibpath_var=$shlibpath_var
2306
2307# Is shlibpath searched before the hard-coded library search path?
2308shlibpath_overrides_runpath=$shlibpath_overrides_runpath
2309
2310# How to hardcode a shared library path into an executable.
2311hardcode_action=$hardcode_action
2312
2313# Whether we should hardcode library paths into libraries.
2314hardcode_into_libs=$hardcode_into_libs
2315
2316# Flag to hardcode \$libdir into a binary during linking.
2317# This must work even if \$libdir does not exist.
2318hardcode_libdir_flag_spec=$hardcode_libdir_flag_spec
2319
2320# Whether we need a single -rpath flag with a separated argument.
2321hardcode_libdir_separator=$hardcode_libdir_separator
2322
2323# Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
2324# resulting binary.
2325hardcode_direct=$hardcode_direct
2326
2327# Set to yes if using the -LDIR flag during linking hardcodes DIR into the
2328# resulting binary.
2329hardcode_minus_L=$hardcode_minus_L
2330
2331# Set to yes if using SHLIBPATH_VAR=DIR during linking hardcodes DIR into
2332# the resulting binary.
2333hardcode_shlibpath_var=$hardcode_shlibpath_var
2334
2335# Variables whose values should be saved in libtool wrapper scripts and
2336# restored at relink time.
2337variables_saved_for_relink="$variables_saved_for_relink"
2338
2339# Whether libtool must link a program against all its dependency libraries.
2340link_all_deplibs=$link_all_deplibs
2341
2342# Compile-time system search path for libraries
2343sys_lib_search_path_spec=$sys_lib_search_path_spec
2344
2345# Run-time system search path for libraries
2346sys_lib_dlsearch_path_spec=$sys_lib_dlsearch_path_spec
2347
2348# Fix the shell variable \$srcfile for the compiler.
2349fix_srcfile_path="$fix_srcfile_path"
2350
2351# Set to yes if exported symbols are required.
2352always_export_symbols=$always_export_symbols
2353
2354# The commands to list exported symbols.
2355export_symbols_cmds=$export_symbols_cmds
2356
2357# The commands to extract the exported symbol list from a shared archive.
2358extract_expsyms_cmds=$extract_expsyms_cmds
2359
2360# Symbols that should not be listed in the preloaded symbols.
2361exclude_expsyms=$exclude_expsyms
2362
2363# Symbols that must always be exported.
2364include_expsyms=$include_expsyms
2365
2366EOF
2367
2368if test -z "$tagname"; then
2369 echo '### END LIBTOOL CONFIG' >> "$ofile"
2370else
2371 echo "### END LIBTOOL TAG CONFIG: $tagname" >> "$ofile"
2372fi
2373
2374case "$ltmain" in
2375*.sh)
2376 echo >> "$ofile"
2377 if test -z "$tagname"; then
2378 case "$host_os" in
2379 aix3*)
2380 cat <<\EOF >> "$ofile"
2381
2382# AIX sometimes has problems with the GCC collect2 program. For some
2383# reason, if we set the COLLECT_NAMES environment variable, the problems
2384# vanish in a puff of smoke.
2385if test "X${COLLECT_NAMES+set}" != Xset; then
2386 COLLECT_NAMES=
2387 export COLLECT_NAMES
2388fi
2389EOF
2390 ;;
2391 esac
2392 case "$host" in
2393 *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2*)
2394 cat <<'EOF' >> "$ofile"
2395 # This is a source program that is used to create dlls on Windows
2396 # Don't remove nor modify the starting and closing comments
2397# /* ltdll.c starts here */
2398# #define WIN32_LEAN_AND_MEAN
2399# #include <windows.h>
2400# #undef WIN32_LEAN_AND_MEAN
2401# #include <stdio.h>
2402#
2403# #ifndef __CYGWIN__
2404# # ifdef __CYGWIN32__
2405# # define __CYGWIN__ __CYGWIN32__
2406# # endif
2407# #endif
2408#
2409# #ifdef __cplusplus
2410# extern "C" {
2411# #endif
2412# BOOL APIENTRY DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved);
2413# #ifdef __cplusplus
2414# }
2415# #endif
2416#
2417# #ifdef __CYGWIN__
2418# #include <cygwin/cygwin_dll.h>
2419# DECLARE_CYGWIN_DLL( DllMain );
2420# #endif
2421# HINSTANCE __hDllInstance_base;
2422#
2423# BOOL APIENTRY
2424# DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved)
2425# {
2426# __hDllInstance_base = hInst;
2427# return TRUE;
2428# }
2429# /* ltdll.c ends here */
2430 # This is a source program that is used to create import libraries
2431 # on Windows for dlls which lack them. Don't remove nor modify the
2432 # starting and closing comments
2433# /* impgen.c starts here */
2434# /* Copyright (C) 1999-2000 Free Software Foundation, Inc.
2435#
2436# This file is part of GNU libtool.
2437#
2438# This program is free software; you can redistribute it and/or modify
2439# it under the terms of the GNU General Public License as published by
2440# the Free Software Foundation; either version 2 of the License, or
2441# (at your option) any later version.
2442#
2443# This program is distributed in the hope that it will be useful,
2444# but WITHOUT ANY WARRANTY; without even the implied warranty of
2445# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
2446# GNU General Public License for more details.
2447#
2448# You should have received a copy of the GNU General Public License
2449# along with this program; if not, write to the Free Software
2450# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
2451# */
2452#
2453# #include <stdio.h> /* for printf() */
2454# #include <unistd.h> /* for open(), lseek(), read() */
2455# #include <fcntl.h> /* for O_RDONLY, O_BINARY */
2456# #include <string.h> /* for strdup() */
2457#
2458# /* O_BINARY isn't required (or even defined sometimes) under Unix */
2459# #ifndef O_BINARY
2460# #define O_BINARY 0
2461# #endif
2462#
2463# static unsigned int
2464# pe_get16 (fd, offset)
2465# int fd;
2466# int offset;
2467# {
2468# unsigned char b[2];
2469# lseek (fd, offset, SEEK_SET);
2470# read (fd, b, 2);
2471# return b[0] + (b[1]<<8);
2472# }
2473#
2474# static unsigned int
2475# pe_get32 (fd, offset)
2476# int fd;
2477# int offset;
2478# {
2479# unsigned char b[4];
2480# lseek (fd, offset, SEEK_SET);
2481# read (fd, b, 4);
2482# return b[0] + (b[1]<<8) + (b[2]<<16) + (b[3]<<24);
2483# }
2484#
2485# static unsigned int
2486# pe_as32 (ptr)
2487# void *ptr;
2488# {
2489# unsigned char *b = ptr;
2490# return b[0] + (b[1]<<8) + (b[2]<<16) + (b[3]<<24);
2491# }
2492#
2493# int
2494# main (argc, argv)
2495# int argc;
2496# char *argv[];
2497# {
2498# int dll;
2499# unsigned long pe_header_offset, opthdr_ofs, num_entries, i;
2500# unsigned long export_rva, export_size, nsections, secptr, expptr;
2501# unsigned long name_rvas, nexp;
2502# unsigned char *expdata, *erva;
2503# char *filename, *dll_name;
2504#
2505# filename = argv[1];
2506#
2507# dll = open(filename, O_RDONLY|O_BINARY);
2508# if (!dll)
2509# return 1;
2510#
2511# dll_name = filename;
2512#
2513# for (i=0; filename[i]; i++)
2514# if (filename[i] == '/' || filename[i] == '\\' || filename[i] == ':')
2515# dll_name = filename + i +1;
2516#
2517# pe_header_offset = pe_get32 (dll, 0x3c);
2518# opthdr_ofs = pe_header_offset + 4 + 20;
2519# num_entries = pe_get32 (dll, opthdr_ofs + 92);
2520#
2521# if (num_entries < 1) /* no exports */
2522# return 1;
2523#
2524# export_rva = pe_get32 (dll, opthdr_ofs + 96);
2525# export_size = pe_get32 (dll, opthdr_ofs + 100);
2526# nsections = pe_get16 (dll, pe_header_offset + 4 +2);
2527# secptr = (pe_header_offset + 4 + 20 +
2528# pe_get16 (dll, pe_header_offset + 4 + 16));
2529#
2530# expptr = 0;
2531# for (i = 0; i < nsections; i++)
2532# {
2533# char sname[8];
2534# unsigned long secptr1 = secptr + 40 * i;
2535# unsigned long vaddr = pe_get32 (dll, secptr1 + 12);
2536# unsigned long vsize = pe_get32 (dll, secptr1 + 16);
2537# unsigned long fptr = pe_get32 (dll, secptr1 + 20);
2538# lseek(dll, secptr1, SEEK_SET);
2539# read(dll, sname, 8);
2540# if (vaddr <= export_rva && vaddr+vsize > export_rva)
2541# {
2542# expptr = fptr + (export_rva - vaddr);
2543# if (export_rva + export_size > vaddr + vsize)
2544# export_size = vsize - (export_rva - vaddr);
2545# break;
2546# }
2547# }
2548#
2549# expdata = (unsigned char*)malloc(export_size);
2550# lseek (dll, expptr, SEEK_SET);
2551# read (dll, expdata, export_size);
2552# erva = expdata - export_rva;
2553#
2554# nexp = pe_as32 (expdata+24);
2555# name_rvas = pe_as32 (expdata+32);
2556#
2557# printf ("EXPORTS\n");
2558# for (i = 0; i<nexp; i++)
2559# {
2560# unsigned long name_rva = pe_as32 (erva+name_rvas+i*4);
2561# printf ("\t%s @ %ld ;\n", erva+name_rva, 1+ i);
2562# }
2563#
2564# return 0;
2565# }
2566# /* impgen.c ends here */
2567
2568EOF
2569 ;;
2570 esac
2571
2572
2573 # Append the ltmain.sh script.
2574 sed '$q' "$ltmain" >> "$ofile" || (rm -f "$ofile"; exit 1)
2575 # We use sed instead of cat because bash on DJGPP gets confused if
2576 # if finds mixed CR/LF and LF-only lines. Since sed operates in
2577 # text mode, it properly converts lines to CR/LF. This bash problem
2578 # is reportedly fixed, but why not run on old versions too?
2579
2580 chmod +x "$ofile"
2581 fi
2582 ;;
2583
2584*)
2585 # Compile the libtool program.
2586 echo "FIXME: would compile $ltmain"
2587 ;;
2588esac
2589
2590# Update the list of available tags.
2591if test -n "$tagname"; then
2592
2593 # Extract list of available tagged configurations in $ofile.
2594 # Note that this assumes the entire list is on one line.
2595 available_tags=`grep "^available_tags=" $ofile | sed -e 's/available_tags=\(.*$\)/\1/' -e 's/\"//g'`
2596
2597 # Append the new tag name to the list of available tags.
2598 available_tags="$available_tags $tagname"
2599
2600 # Now substitute the updated of available tags.
2601 if eval "sed -e 's/^available_tags=.*\$/available_tags=\"$available_tags\"/' ${ofile} > ${ofile}.new"; then
2602 mv ${ofile}.new ${ofile}
2603 chmod +x "$ofile"
2604 else
2605 rm -f ${ofile}.new
2606 echo "$progname: unable to update list of available tagged configurations."
2607 exit 1
2608 fi
2609fi
2610
2611# Don't cache tagged configuration!
2612test -n "$cache_file" && test -z "$tagname" || exit 0
2613
2614# AC_CACHE_SAVE
2615trap '' 1 2 15
2616cat > confcache <<\EOF
2617# This file is a shell script that caches the results of configure
2618# tests run on this system so they can be shared between configure
2619# scripts and configure runs. It is not useful on other systems.
2620# If it contains results you don't want to keep, you may remove or edit it.
2621#
2622# By default, configure uses ./config.cache as the cache file,
2623# creating it if it does not exist already. You can give configure
2624# the --cache-file=FILE option to use a different cache file; that is
2625# what configure does when it calls configure scripts in
2626# subdirectories, so they share the cache.
2627# Giving --cache-file=/dev/null disables caching, for debugging configure.
2628# config.status only pays attention to the cache file if you give it the
2629# --recheck option to rerun configure.
2630#
2631EOF
2632# The following way of writing the cache mishandles newlines in values,
2633# but we know of no workaround that is simple, portable, and efficient.
2634# So, don't put newlines in cache variables' values.
2635# Ultrix sh set writes to stderr and can't be redirected directly,
2636# and sets the high bit in the cache file unless we assign to the vars.
2637(set) 2>&1 |
2638 case `(ac_space=' '; set | grep ac_space) 2>&1` in
2639 *ac_space=\ *)
2640 # `set' does not quote correctly, so add quotes (double-quote substitution
2641 # turns \\\\ into \\, and sed turns \\ into \).
2642 sed -n \
2643 -e "s/'/'\\\\''/g" \
2644 -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
2645 ;;
2646 *)
2647 # `set' quotes correctly as required by POSIX, so do not add quotes.
2648 sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
2649 ;;
2650 esac >> confcache
2651if cmp -s $cache_file confcache; then
2652 :
2653else
2654 if test -w $cache_file; then
2655 echo "updating cache $cache_file"
2656 cat confcache > $cache_file
2657 else
2658 echo "not updating unwritable cache $cache_file"
2659 fi
2660fi
2661rm -f confcache
2662
2663exit 0
2664
2665# Local Variables:
2666# mode:shell-script
2667# sh-indentation:2
2668# End:
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