Fix list handling for orphan section output statements.
[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" | $Xsed -e 's%^.*/%%'`
179
180# Constants:
181PROGRAM=ltconfig
182PACKAGE=libtool
183VERSION=1.4a
184TIMESTAMP=" (1.641.2.111 2000/09/05 10:29:18)"
185ac_compile='${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="$LIBS"
276old_MAGIC="$MAGIC"
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 "$MAGIC" && MAGIC=file
644test -z "$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 $libdir'
977 shlibpath_var=LD_LIBRARY_PATH
978 sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
979 sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
980 export_dynamic_flag_spec=-rdynamic
981 # the default ld.so.conf also contains /usr/contrib/lib and
982 # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
983 # libtool to hard-code these into programs
984 ;;
985
986cygwin* | mingw*)
987 version_type=windows
988 need_version=no
989 need_lib_prefix=no
990 if test "$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 $libdir'
1116 dynamic_linker='NetBSD (a.out) ld.so'
1117 else
1118 deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB shared object'
1119 file_magic_cmd=/usr/bin/file
1120 file_magic_test_file=`echo /usr/lib/libc.so*`
1121 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so ${libname}.so'
1122 soname_spec='${libname}${release}.so$major'
1123 dynamic_linker='NetBSD ld.elf_so'
1124 fi
1125 shlibpath_var=LD_LIBRARY_PATH
1126 ;;
1127
1128openbsd*)
1129 version_type=sunos
1130 if test "$with_gnu_ld" = yes; then
1131 need_lib_prefix=no
1132 need_version=no
1133 fi
1134 library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
1135 finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
1136 shlibpath_var=LD_LIBRARY_PATH
1137 ;;
1138
1139os2*)
1140 libname_spec='$name'
1141 need_lib_prefix=no
1142 library_names_spec='$libname.dll $libname.a'
1143 dynamic_linker='OS/2 ld.exe'
1144 shlibpath_var=LIBPATH
1145 ;;
1146
1147osf3* | osf4* | osf5*)
1148 version_type=osf
1149 need_version=no
1150 soname_spec='${libname}${release}.so'
1151 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
1152 shlibpath_var=LD_LIBRARY_PATH
1153 sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
1154 sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
1155 ;;
1156
1157sco3.2v5*)
1158 version_type=osf
1159 soname_spec='${libname}${release}.so$major'
1160 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1161 shlibpath_var=LD_LIBRARY_PATH
1162 ;;
1163
1164solaris*)
1165 version_type=linux
1166 need_lib_prefix=no
1167 need_version=no
1168 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1169 soname_spec='${libname}${release}.so$major'
1170 shlibpath_var=LD_LIBRARY_PATH
1171 shlibpath_overrides_runpath=yes
1172 hardcode_into_libs=yes
1173 # ldd complains unless libraries are executable
1174 postinstall_cmds='chmod +x $lib'
1175 ;;
1176
1177sunos4*)
1178 version_type=sunos
1179 library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
1180 finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
1181 shlibpath_var=LD_LIBRARY_PATH
1182 shlibpath_overrides_runpath=yes
1183 if test "$with_gnu_ld" = yes; then
1184 need_lib_prefix=no
1185 fi
1186 need_version=yes
1187 ;;
1188
1189sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
1190 version_type=linux
1191 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1192 soname_spec='${libname}${release}.so$major'
1193 shlibpath_var=LD_LIBRARY_PATH
1194 case "$host_vendor" in
1195 motorola)
1196 need_lib_prefix=no
1197 need_version=no
1198 shlibpath_overrides_runpath=no
1199 sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
1200 ;;
1201 esac
1202 ;;
1203
1204uts4*)
1205 version_type=linux
1206 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1207 soname_spec='${libname}${release}.so$major'
1208 shlibpath_var=LD_LIBRARY_PATH
1209 ;;
1210
1211dgux*)
1212 version_type=linux
1213 need_lib_prefix=no
1214 need_version=no
1215 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1216 soname_spec='${libname}${release}.so$major'
1217 shlibpath_var=LD_LIBRARY_PATH
1218 ;;
1219
1220sysv4*MP*)
1221 if test -d /usr/nec ;then
1222 version_type=linux
1223 library_names_spec='$libname.so.$versuffix $libname.so.$major $libname.so'
1224 soname_spec='$libname.so.$major'
1225 shlibpath_var=LD_LIBRARY_PATH
1226 fi
1227 ;;
1228
1229*)
1230 dynamic_linker=no
1231 ;;
1232esac
1233echo "$ac_t$dynamic_linker" 1>&6
1234test "$dynamic_linker" = no && can_build_shared=no
1235
1236# Check for command to grab the raw symbol name followed by C symbol from nm.
1237echo $ac_n "checking command to parse $NM output... $ac_c" 1>&6
1238
1239# These are sane defaults that work on at least a few old systems.
1240# [They come from Ultrix. What could be older than Ultrix?!! ;)]
1241
1242# Character class describing NM global symbol codes.
1243symcode='[BCDEGRST]'
1244
1245# Regexp to match symbols that can be accessed directly from C.
1246sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
1247
1248# Transform the above into a raw symbol and a C symbol.
1249symxfrm='\1 \2\3 \3'
1250
1251# Transform an extracted symbol line into a proper C declaration
1252global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'"
1253
1254# Define system-specific variables.
1255case "$host_os" in
1256aix*)
1257 symcode='[BCDT]'
1258 ;;
1259cygwin* | mingw*)
1260 symcode='[ABCDGISTW]'
1261 ;;
1262hpux*) # Its linker distinguishes data from code symbols
1263 global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'"
1264 ;;
1265irix*)
1266 symcode='[BCDEGRST]'
1267 ;;
1268solaris* | sysv5*)
1269 symcode='[BDT]'
1270 ;;
1271sysv4)
1272 symcode='[DFNSTU]'
1273 ;;
1274esac
1275
1276# Handle CRLF in mingw too chain
1277opt_cr=
1278case "$host_os" in
1279mingw*)
1280 opt_cr=`echo 'x\{0,1\}' | tr x '\015'` # option cr in regexp
1281 ;;
1282esac
1283
1284# If we're using GNU nm, then use its standard symbol codes.
1285if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then
1286 symcode='[ABCDGISTW]'
1287fi
1288
1289# Try without a prefix undercore, then with it.
1290for ac_symprfx in "" "_"; do
1291
1292 # Write the raw and C identifiers.
1293global_symbol_pipe="sed -n -e 's/^.*[ ]\($symcode\)[ ][ ]*\($ac_symprfx\)$sympat$opt_cr$/$symxfrm/p'"
1294
1295 # Check to see that the pipe works correctly.
1296 pipe_works=no
1297 $rm conftest*
1298 cat > conftest.$ac_ext <<EOF
1299#ifdef __cplusplus
1300extern "C" {
1301#endif
1302char nm_test_var;
1303void nm_test_func(){}
1304#ifdef __cplusplus
1305}
1306#endif
1307main(){nm_test_var='a';nm_test_func();return(0);}
1308EOF
1309
1310 echo "$progname:1310: checking if global_symbol_pipe works" >&5
1311 if { (eval echo $progname:1311: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; } && test -s conftest.$objext; then
1312 # Now try to grab the symbols.
1313 nlist=conftest.nm
1314 if { echo "$progname:1314: eval \"$NM conftest.$objext | $global_symbol_pipe > $nlist\"" >&5; eval "$NM conftest.$objext | $global_symbol_pipe > $nlist 2>&5"; } && test -s "$nlist"; then
1315
1316 # Try sorting and uniquifying the output.
1317 if sort "$nlist" | uniq > "$nlist"T; then
1318 mv -f "$nlist"T "$nlist"
1319 else
1320 rm -f "$nlist"T
1321 fi
1322
1323 # Make sure that we snagged all the symbols we need.
1324 if egrep ' nm_test_var$' "$nlist" >/dev/null; then
1325 if egrep ' nm_test_func$' "$nlist" >/dev/null; then
1326 cat <<EOF > conftest.$ac_ext
1327#ifdef __cplusplus
1328extern "C" {
1329#endif
1330
1331EOF
1332 # Now generate the symbol file.
1333 eval "$global_symbol_to_cdecl"' < "$nlist" >> conftest.$ac_ext'
1334
1335 cat <<EOF >> conftest.$ac_ext
1336#if defined (__STDC__) && __STDC__
1337# define lt_ptr_t void *
1338#else
1339# define lt_ptr_t char *
1340# define const
1341#endif
1342
1343/* The mapping between symbol names and symbols. */
1344const struct {
1345 const char *name;
1346 lt_ptr_t address;
1347}
1348lt_preloaded_symbols[] =
1349{
1350EOF
1351 sed 's/^. \(.*\) \(.*\)$/ {"\2", (lt_ptr_t) \&\2},/' < "$nlist" >> conftest.$ac_ext
1352 cat <<\EOF >> conftest.$ac_ext
1353 {0, (lt_ptr_t) 0}
1354};
1355
1356#ifdef __cplusplus
1357}
1358#endif
1359EOF
1360 # Now try linking the two files.
1361 mv conftest.$objext conftstm.$objext
1362 save_LIBS="$LIBS"
1363 save_CFLAGS="$CFLAGS"
1364 LIBS="conftstm.$objext"
1365 CFLAGS="$CFLAGS$no_builtin_flag"
1366 if { (eval echo $progname:1366: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
1367 pipe_works=yes
1368 else
1369 echo "$progname: failed program was:" >&5
1370 cat conftest.$ac_ext >&5
1371 fi
1372 LIBS="$save_LIBS"
1373 else
1374 echo "cannot find nm_test_func in $nlist" >&5
1375 fi
1376 else
1377 echo "cannot find nm_test_var in $nlist" >&5
1378 fi
1379 else
1380 echo "cannot run $global_symbol_pipe" >&5
1381 fi
1382 else
1383 echo "$progname: failed program was:" >&5
1384 cat conftest.$ac_ext >&5
1385 fi
1386 $rm conftest* conftst*
1387
1388 # Do not use the global_symbol_pipe unless it works.
1389 if test "$pipe_works" = yes; then
1390 break
1391 else
1392 global_symbol_pipe=
1393 fi
1394done
1395if test "$pipe_works" = yes; then
1396 echo "${ac_t}ok" 1>&6
1397else
1398 echo "${ac_t}failed" 1>&6
1399fi
1400
1401if test -z "$global_symbol_pipe"; then
1402 global_symbol_to_cdecl=
1403fi
1404
1405# Report the final consequences.
1406echo "checking if libtool supports shared libraries... $can_build_shared" 1>&6
1407
1408# Only try to build win32 dlls if AC_LIBTOOL_WIN32_DLL was used in
1409# configure.in, otherwise build static only libraries.
1410case "$host_os" in
1411cygwin* | mingw* | os2*)
1412 if test x$can_build_shared = xyes; then
1413 test x$enable_win32_dll = xno && can_build_shared=no
1414 echo "checking if package supports dlls... $can_build_shared" 1>&6
1415 fi
1416;;
1417esac
1418
1419echo $ac_n "checking whether to build shared libraries... $ac_c" 1>&6
1420test "$can_build_shared" = "no" && enable_shared=no
1421
1422# On AIX, shared libraries and static libraries use the same namespace, and
1423# are all built from PIC.
1424case "$host_os" in
1425aix3*)
1426 test "$enable_shared" = yes && enable_static=no
1427 if test -n "$RANLIB"; then
1428 archive_cmds="$archive_cmds~\$RANLIB \$lib"
1429 postinstall_cmds='$RANLIB $lib'
1430 fi
1431 ;;
1432
1433aix4*)
1434 test "$enable_shared" = yes && enable_static=no
1435 ;;
1436esac
1437
1438echo "$ac_t$enable_shared" 1>&6
1439
1440# Make sure either enable_shared or enable_static is yes.
1441test "$enable_shared" = yes || enable_static=yes
1442
1443echo "checking whether to build static libraries... $enable_static" 1>&6
1444
1445if test "$hardcode_action" = relink; then
1446 # Fast installation is not supported
1447 enable_fast_install=no
1448elif test "$shlibpath_overrides_runpath" = yes ||
1449 test "$enable_shared" = no; then
1450 # Fast installation is not necessary
1451 enable_fast_install=needless
1452fi
1453
1454variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
1455if test "$with_gcc" = yes; then
1456 variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
1457fi
1458
1459# Check whether we must set pic_mode to default
1460test -z "$pic_flag" && pic_mode=default
1461
1462if test "x$enable_dlopen" != xyes; then
1463 enable_dlopen=unknown
1464 enable_dlopen_self=unknown
1465 enable_dlopen_self_static=unknown
1466else
1467if test "X${lt_cv_dlopen+set}" != Xset; then
1468 lt_cv_dlopen=no lt_cv_dlopen_libs=
1469echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
1470echo "$progname:1470: checking for dlopen in -ldl" >&5
1471if test "X${ac_cv_lib_dl_dlopen+set}" = Xset; then
1472 echo $ac_n "(cached) $ac_c" 1>&6
1473else
1474 ac_save_LIBS="$LIBS"
1475LIBS="-ldl $LIBS"
1476cat > conftest.$ac_ext <<EOF
1477#line 1477 "ltconfig"
1478/* Override any gcc2 internal prototype to avoid an error. */
1479/* We use char because int might match the return type of a gcc2
1480 builtin and then its argument prototype would still apply. */
1481#ifdef __cplusplus
1482extern "C"
1483#endif
1484char dlopen();
1485
1486int main() {
1487dlopen()
1488; return 0; }
1489EOF
1490if { (eval echo $progname:1490: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1491 rm -rf conftest*
1492 ac_cv_lib_dl_dlopen=yes
1493else
1494 echo "$progname: failed program was:" >&5
1495 cat conftest.$ac_ext >&5
1496 rm -rf conftest*
1497 ac_cv_lib_dl_dlopen=no
1498fi
1499rm -f conftest*
1500LIBS="$ac_save_LIBS"
1501
1502fi
1503if test "X$ac_cv_lib_dl_dlopen" = Xyes; then
1504 echo "$ac_t""yes" 1>&6
1505 lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"
1506else
1507 echo "$ac_t""no" 1>&6
1508echo $ac_n "checking for dlopen""... $ac_c" 1>&6
1509echo "$progname:1509: checking for dlopen" >&5
1510if test "X${ac_cv_func_dlopen+set}" = Xset; then
1511 echo $ac_n "(cached) $ac_c" 1>&6
1512else
1513 cat > conftest.$ac_ext <<EOF
1514#line 1514 "ltconfig"
1515/* System header to define __stub macros and hopefully few prototypes,
1516 which can conflict with char dlopen(); below. */
1517#include <assert.h>
1518/* Override any gcc2 internal prototype to avoid an error. */
1519/* We use char because int might match the return type of a gcc2
1520 builtin and then its argument prototype would still apply. */
1521#ifdef __cplusplus
1522extern "C"
1523#endif
1524char dlopen();
1525
1526int main() {
1527
1528/* The GNU C library defines this for functions which it implements
1529 to always fail with ENOSYS. Some functions are actually named
1530 something starting with __ and the normal name is an alias. */
1531#if defined (__stub_dlopen) || defined (__stub___dlopen)
1532choke me
1533#else
1534dlopen();
1535#endif
1536
1537; return 0; }
1538EOF
1539if { (eval echo $progname:1539: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1540 rm -rf conftest*
1541 ac_cv_func_dlopen=yes
1542else
1543 echo "$progname: failed program was:" >&5
1544 cat conftest.$ac_ext >&5
1545 rm -rf conftest*
1546 ac_cv_func_dlopen=no
1547fi
1548rm -f conftest*
1549fi
1550if test "X$ac_cv_func_dlopen" = Xyes; then
1551 echo "$ac_t""yes" 1>&6
1552 lt_cv_dlopen="dlopen"
1553else
1554 echo "$ac_t""no" 1>&6
1555echo $ac_n "checking for dlopen in -lsvld""... $ac_c" 1>&6
1556echo "$progname:1556: checking for dlopen in -lsvld" >&5
1557if test "X${ac_cv_lib_svld_dlopen+set}" = Xset; then
1558 echo $ac_n "(cached) $ac_c" 1>&6
1559else
1560 ac_save_LIBS="$LIBS"
1561LIBS="-lsvld $LIBS"
1562cat > conftest.$ac_ext <<EOF
1563#line 1563 "ltconfig"
1564/* Override any gcc2 internal prototype to avoid an error. */
1565/* We use char because int might match the return type of a gcc2
1566 builtin and then its argument prototype would still apply. */
1567#ifdef __cplusplus
1568extern "C"
1569#endif
1570char dlopen();
1571
1572int main() {
1573dlopen()
1574; return 0; }
1575EOF
1576if { (eval echo $progname:1576: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1577 rm -rf conftest*
1578 ac_cv_lib_svld_dlopen=yes
1579else
1580 echo "$progname: failed program was:" >&5
1581 cat conftest.$ac_ext >&5
1582 rm -rf conftest*
1583 ac_cv_lib_svld_dlopen=no
1584fi
1585rm -f conftest*
1586LIBS="$ac_save_LIBS"
1587
1588fi
1589if test "X$ac_cv_lib_svld_dlopen" = Xyes; then
1590 echo "$ac_t""yes" 1>&6
1591 lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"
1592else
1593 echo "$ac_t""no" 1>&6
1594echo $ac_n "checking for dld_link in -ldld""... $ac_c" 1>&6
1595echo "$progname:1595: checking for dld_link in -ldld" >&5
1596if test "X${ac_cv_lib_dld_dld_link+set}" = Xset; then
1597 echo $ac_n "(cached) $ac_c" 1>&6
1598else
1599 ac_save_LIBS="$LIBS"
1600LIBS="-ldld $LIBS"
1601cat > conftest.$ac_ext <<EOF
1602#line 1602 "ltconfig"
1603/* Override any gcc2 internal prototype to avoid an error. */
1604/* We use char because int might match the return type of a gcc2
1605 builtin and then its argument prototype would still apply. */
1606#ifdef __cplusplus
1607extern "C"
1608#endif
1609char dld_link();
1610
1611int main() {
1612dld_link()
1613; return 0; }
1614EOF
1615if { (eval echo $progname:1615: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1616 rm -rf conftest*
1617 ac_cv_lib_dld_dld_link=yes
1618else
1619 echo "$progname: failed program was:" >&5
1620 cat conftest.$ac_ext >&5
1621 rm -rf conftest*
1622 ac_cv_lib_dld_dld_link=no
1623fi
1624rm -f conftest*
1625LIBS="$ac_save_LIBS"
1626
1627fi
1628if test "X$ac_cv_lib_dld_dld_link" = Xyes; then
1629 echo "$ac_t""yes" 1>&6
1630 lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"
1631else
1632 echo "$ac_t""no" 1>&6
1633echo $ac_n "checking for shl_load""... $ac_c" 1>&6
1634echo "$progname:1634: checking for shl_load" >&5
1635if test "X${ac_cv_func_shl_load+set}" = Xset; then
1636 echo $ac_n "(cached) $ac_c" 1>&6
1637else
1638 cat > conftest.$ac_ext <<EOF
1639#line 1639 "ltconfig"
1640/* System header to define __stub macros and hopefully few prototypes,
1641 which can conflict with char shl_load(); below. */
1642#include <assert.h>
1643/* Override any gcc2 internal prototype to avoid an error. */
1644/* We use char because int might match the return type of a gcc2
1645 builtin and then its argument prototype would still apply. */
1646#ifdef __cplusplus
1647extern "C"
1648#endif
1649char shl_load();
1650
1651int main() {
1652
1653/* The GNU C library defines this for functions which it implements
1654 to always fail with ENOSYS. Some functions are actually named
1655 something starting with __ and the normal name is an alias. */
1656#if defined (__stub_shl_load) || defined (__stub___shl_load)
1657choke me
1658#else
1659shl_load();
1660#endif
1661
1662; return 0; }
1663EOF
1664if { (eval echo $progname:1664: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1665 rm -rf conftest*
1666 ac_cv_func_shl_load=yes
1667else
1668 echo "$progname: failed program was:" >&5
1669 cat conftest.$ac_ext >&5
1670 rm -rf conftest*
1671 ac_cv_func_shl_load=no
1672fi
1673rm -f conftest*
1674fi
1675
1676if test "X$ac_cv_func_shl_load" = Xyes; then
1677 echo "$ac_t""yes" 1>&6
1678 lt_cv_dlopen="shl_load"
1679else
1680 echo "$ac_t""no" 1>&6
1681echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6
1682echo "$progname:1682: checking for shl_load in -ldld" >&5
1683if test "X${ac_cv_lib_dld_shl_load+set}" = Xset; then
1684 echo $ac_n "(cached) $ac_c" 1>&6
1685else
1686 ac_save_LIBS="$LIBS"
1687LIBS="-ldld $LIBS"
1688cat > conftest.$ac_ext <<EOF
1689#line 1689 "ltconfig"
1690#include "confdefs.h"
1691/* Override any gcc2 internal prototype to avoid an error. */
1692/* We use char because int might match the return type of a gcc2
1693 builtin and then its argument prototype would still apply. */
1694#ifdef __cplusplus
1695extern "C"
1696#endif
1697char shl_load();
1698
1699int main() {
1700shl_load()
1701; return 0; }
1702EOF
1703if { (eval echo $progname:1703: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1704 rm -rf conftest*
1705 ac_cv_lib_dld_shl_load=yes
1706else
1707 echo "$progname: failed program was:" >&5
1708 cat conftest.$ac_ext >&5
1709 rm -rf conftest*
1710 ac_cv_lib_dld_shl_load=no
1711fi
1712rm -f conftest*
1713LIBS="$ac_save_LIBS"
1714
1715fi
1716if test "X$ac_cv_lib_dld_shl_load" = Xyes; then
1717 echo "$ac_t""yes" 1>&6
1718 lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"
1719else
1720 echo "$ac_t""no" 1>&6
1721fi
1722
1723
1724fi
1725
1726
1727fi
1728
1729
1730fi
1731
1732
1733fi
1734
1735fi
1736
1737fi
1738
1739 if test "x$lt_cv_dlopen" != xno; then
1740 enable_dlopen=yes
1741 else
1742 enable_dlopen=no
1743 fi
1744
1745 case "$lt_cv_dlopen" in
1746 dlopen)
1747for ac_hdr in dlfcn.h; do
1748ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
1749echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1750echo "$progname:1750: checking for $ac_hdr" >&5
1751if eval "test \"`echo 'X$''{'ac_cv_header_$ac_safe'+set}'`\" = Xset"; then
1752 echo $ac_n "(cached) $ac_c" 1>&6
1753else
1754 cat > conftest.$ac_ext <<EOF
1755#line 1755 "ltconfig"
1756#include <$ac_hdr>
1757int fnord = 0;
1758int main () { return(0); }
1759EOF
1760ac_try="$ac_compile >/dev/null 2>conftest.out"
1761{ (eval echo $progname:1761: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1762ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1763if test -z "$ac_err"; then
1764 rm -rf conftest*
1765 eval "ac_cv_header_$ac_safe=yes"
1766else
1767 echo "$ac_err" >&5
1768 echo "$progname: failed program was:" >&5
1769 cat conftest.$ac_ext >&5
1770 rm -rf conftest*
1771 eval "ac_cv_header_$ac_safe=no"
1772fi
1773rm -f conftest*
1774fi
1775if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1776 echo "$ac_t""yes" 1>&6
1777else
1778 echo "$ac_t""no" 1>&6
1779fi
1780done
1781
1782 if test "x$ac_cv_header_dlfcn_h" = xyes; then
1783 CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
1784 fi
1785 eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
1786 LIBS="$lt_cv_dlopen_libs $LIBS"
1787
1788 echo $ac_n "checking whether a program can dlopen itself""... $ac_c" 1>&6
1789echo "$progname:1789: checking whether a program can dlopen itself" >&5
1790if test "X${lt_cv_dlopen_self+set}" = Xset; then
1791 echo $ac_n "(cached) $ac_c" 1>&6
1792else
1793 if test "$cross_compiling" = yes; then
1794 lt_cv_dlopen_self=cross
1795 else
1796 cat > conftest.c <<EOF
1797#line 1797 "ltconfig"
1798
1799#if HAVE_DLFCN_H
1800#include <dlfcn.h>
1801#endif
1802
1803#include <stdio.h>
1804
1805#ifdef RTLD_GLOBAL
1806# define LTDL_GLOBAL RTLD_GLOBAL
1807#else
1808# ifdef DL_GLOBAL
1809# define LTDL_GLOBAL DL_GLOBAL
1810# else
1811# define LTDL_GLOBAL 0
1812# endif
1813#endif
1814
1815/* We may have to define LTDL_LAZY_OR_NOW in the command line if we
1816 find out it does not work in some platform. */
1817#ifndef LTDL_LAZY_OR_NOW
1818# ifdef RTLD_LAZY
1819# define LTDL_LAZY_OR_NOW RTLD_LAZY
1820# else
1821# ifdef DL_LAZY
1822# define LTDL_LAZY_OR_NOW DL_LAZY
1823# else
1824# ifdef RTLD_NOW
1825# define LTDL_LAZY_OR_NOW RTLD_NOW
1826# else
1827# ifdef DL_NOW
1828# define LTDL_LAZY_OR_NOW DL_NOW
1829# else
1830# define LTDL_LAZY_OR_NOW 0
1831# endif
1832# endif
1833# endif
1834# endif
1835#endif
1836
1837fnord() { int i=42;}
1838main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
1839 if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
1840 if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
1841
1842EOF
1843if { (eval echo $progname:1843: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
1844then
1845 lt_cv_dlopen_self=yes
1846else
1847 echo "$progname: failed program was:" >&5
1848 cat conftest.$ac_ext >&5
1849 rm -fr conftest*
1850 lt_cv_dlopen_self=no
1851fi
1852rm -fr conftest*
1853fi
1854
1855fi
1856
1857echo "$ac_t""$lt_cv_dlopen_self" 1>&6
1858
1859 if test "$lt_cv_dlopen_self" = yes; then
1860 LDFLAGS="$LDFLAGS $link_static_flag"
1861 echo $ac_n "checking whether a statically linked program can dlopen itself""... $ac_c" 1>&6
1862echo "$progname:1862: checking whether a statically linked program can dlopen itself" >&5
1863if test "X${lt_cv_dlopen_self_static+set}" = Xset; then
1864 echo $ac_n "(cached) $ac_c" 1>&6
1865else
1866 if test "$cross_compiling" = yes; then
1867 lt_cv_dlopen_self_static=cross
1868 else
1869 cat > conftest.c <<EOF
1870#line 1870 "ltconfig"
1871
1872#if HAVE_DLFCN_H
1873#include <dlfcn.h>
1874#endif
1875
1876#include <stdio.h>
1877
1878#ifdef RTLD_GLOBAL
1879# define LTDL_GLOBAL RTLD_GLOBAL
1880#else
1881# ifdef DL_GLOBAL
1882# define LTDL_GLOBAL DL_GLOBAL
1883# else
1884# define LTDL_GLOBAL 0
1885# endif
1886#endif
1887
1888/* We may have to define LTDL_LAZY_OR_NOW in the command line if we
1889 find out it does not work in some platform. */
1890#ifndef LTDL_LAZY_OR_NOW
1891# ifdef RTLD_LAZY
1892# define LTDL_LAZY_OR_NOW RTLD_LAZY
1893# else
1894# ifdef DL_LAZY
1895# define LTDL_LAZY_OR_NOW DL_LAZY
1896# else
1897# ifdef RTLD_NOW
1898# define LTDL_LAZY_OR_NOW RTLD_NOW
1899# else
1900# ifdef DL_NOW
1901# define LTDL_LAZY_OR_NOW DL_NOW
1902# else
1903# define LTDL_LAZY_OR_NOW 0
1904# endif
1905# endif
1906# endif
1907# endif
1908#endif
1909
1910fnord() { int i=42;}
1911main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
1912 if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
1913 if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
1914
1915EOF
1916if { (eval echo $progname:1916: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
1917then
1918 lt_cv_dlopen_self_static=yes
1919else
1920 echo "$progname: failed program was:" >&5
1921 cat conftest.$ac_ext >&5
1922 rm -fr conftest*
1923 lt_cv_dlopen_self_static=no
1924fi
1925rm -fr conftest*
1926fi
1927
1928fi
1929
1930echo "$ac_t""$lt_cv_dlopen_self_static" 1>&6
1931fi
1932 ;;
1933 esac
1934
1935 case "$lt_cv_dlopen_self" in
1936 yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
1937 *) enable_dlopen_self=unknown ;;
1938 esac
1939
1940 case "$lt_cv_dlopen_self_static" in
1941 yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
1942 *) enable_dlopen_self_static=unknown ;;
1943 esac
1944fi
1945
1946# Copy echo and quote the copy, instead of the original, because it is
1947# used later.
1948ltecho="$echo"
1949if test "X$ltecho" = "X$CONFIG_SHELL $0 --fallback-echo"; then
1950 ltecho="$CONFIG_SHELL \$0 --fallback-echo"
1951fi
1952LTSHELL="$SHELL"
1953
1954LTCONFIG_VERSION="$VERSION"
1955
1956# Only quote variables if we're using ltmain.sh.
1957case "$ltmain" in
1958*.sh)
1959 # Now quote all the things that may contain metacharacters.
1960 for var in ltecho old_AR old_AR_FLAGS old_CC old_LTCC old_CFLAGS old_CPPFLAGS \
1961 old_MAGIC old_LD old_LDFLAGS old_LIBS \
1962 old_LN_S old_NM old_RANLIB old_STRIP \
1963 old_AS old_DLLTOOL old_OBJDUMP \
1964 old_OBJEXT old_EXEEXT old_reload_flag \
1965 old_deplibs_check_method old_file_magic_cmd \
1966 AR AR_FLAGS CC LTCC LD LN_S NM LTSHELL LTCONFIG_VERSION \
1967 reload_flag reload_cmds wl \
1968 pic_flag link_static_flag no_builtin_flag export_dynamic_flag_spec \
1969 thread_safe_flag_spec whole_archive_flag_spec libname_spec \
1970 library_names_spec soname_spec \
1971 RANLIB old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \
1972 old_postuninstall_cmds archive_cmds archive_expsym_cmds postinstall_cmds \
1973 postuninstall_cmds extract_expsyms_cmds old_archive_from_expsyms_cmds \
1974 predep_objects postdep_objects predeps postdeps compiler_lib_search_path \
1975 old_striplib striplib file_magic_cmd export_symbols_cmds \
1976 deplibs_check_method allow_undefined_flag no_undefined_flag \
1977 finish_cmds finish_eval global_symbol_pipe global_symbol_to_cdecl \
1978 hardcode_libdir_flag_spec hardcode_libdir_separator \
1979 sys_lib_search_path_spec sys_lib_dlsearch_path_spec \
1980 compiler_c_o need_locks exclude_expsyms include_expsyms; do
1981
1982 case "$var" in
1983 reload_cmds | old_archive_cmds | old_archive_from_new_cmds | \
1984 old_postinstall_cmds | old_postuninstall_cmds | \
1985 export_symbols_cmds | archive_cmds | archive_expsym_cmds | \
1986 extract_expsyms_cmds | old_archive_from_expsyms_cmds | \
1987 postinstall_cmds | postuninstall_cmds | \
1988 finish_cmds | sys_lib_search_path_spec | sys_lib_dlsearch_path_spec)
1989 # Double-quote double-evaled strings.
1990 eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\" -e \"\$delay_variable_subst\"\`\\\"" ### testsuite: skip nested quoting test
1991 ;;
1992 *)
1993 eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`\\\"" ### testsuite: skip nested quoting test
1994 ;;
1995 esac
1996 done
1997
1998 case "$ltecho" in
1999 *'\$0 --fallback-echo"')
2000 ltecho=`$echo "X$ltecho" | $Xsed -e 's/\\\\\\\$0 --fallback-echo"$/$0 --fallback-echo"/'`
2001 ;;
2002 esac
2003
2004 if test -z "$tagname"; then
2005 trap "$rm \"$ofile\"; exit 1" 1 2 15
2006 echo "creating $ofile"
2007 $rm "$ofile"
2008 cat <<EOF > "$ofile"
2009#! $SHELL
2010
2011# `$echo "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
2012# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
2013# NOTE: Changes made to this file will be lost: look at ltconfig or ltmain.sh.
2014#
2015# Copyright (C) 1996-2000 Free Software Foundation, Inc.
2016# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
2017#
2018# This program is free software; you can redistribute it and/or modify
2019# it under the terms of the GNU General Public License as published by
2020# the Free Software Foundation; either version 2 of the License, or
2021# (at your option) any later version.
2022#
2023# This program is distributed in the hope that it will be useful, but
2024# WITHOUT ANY WARRANTY; without even the implied warranty of
2025# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
2026# General Public License for more details.
2027#
2028# You should have received a copy of the GNU General Public License
2029# along with this program; if not, write to the Free Software
2030# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
2031#
2032# As a special exception to the GNU General Public License, if you
2033# distribute this file as part of a program that contains a
2034# configuration script generated by Autoconf, you may include it under
2035# the same distribution terms that you use for the rest of that program.
2036
2037# Sed that helps us avoid accidentally triggering echo(1) options like -n.
2038Xsed="sed -e s/^X//"
2039
2040# The HP-UX ksh and POSIX shell print the target directory to stdout
2041# if CDPATH is set.
2042if test "X\${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
2043
2044# The names of the tagged configurations supported by this script.
2045available_tags=
2046
2047### BEGIN LIBTOOL CONFIG
2048EOF
2049 else
2050 echo "appending configuration tag \"$tagname\" to $ofile"
2051 echo "### BEGIN LIBTOOL TAG CONFIG: $tagname" >> "$ofile"
2052 fi
2053 cfgfile="$ofile"
2054 ;;
2055
2056*)
2057 # Double-quote the variables that need it (for aesthetics).
2058 for var in old_AR old_AR_FLAGS old_CC old_LTCC old_CFLAGS old_CPPFLAGS \
2059 old_MAGIC old_LD old_LDFLAGS old_LIBS \
2060 old_LN_S old_NM old_RANLIB old_STRIP \
2061 old_AS old_DLLTOOL old_OBJDUMP \
2062 old_OBJEXT old_EXEEXT old_reload_flag \
2063 old_deplibs_check_method old_file_magic_cmd; do
2064 eval "$var=\\\"\$var\\\""
2065 done
2066
2067 # Just create a config file.
2068 cfgfile="$ofile.cfg"
2069 if test -z "$tagname"; then
2070 trap "$rm \"$cfgfile\"; exit 1" 1 2 15
2071 echo "creating $cfgfile"
2072 $rm "$cfgfile"
2073 cat <<EOF > "$cfgfile"
2074# `$echo "$cfgfile" | sed 's%^.*/%%'` - Libtool configuration file.
2075# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
2076
2077### BEGIN LIBTOOL CONFIG
2078EOF
2079 else
2080 echo "appending to $cfgfile"
2081 echo "### BEGIN LIBTOOL TAG CONFIG: $tagname" >> "$ofile"
2082 fi
2083 ;;
2084esac
2085
2086cat <<EOF >> "$cfgfile"
2087# Libtool was configured as follows, on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
2088#
2089# AR=$old_AR AR_FLAGS=$old_AR_FLAGS LTCC=$old_LTCC CC=$old_CC \\
2090# CFLAGS=$old_CFLAGS CPPFLAGS=$old_CPPFLAGS \\
2091# MAGIC=$old_MAGIC LD=$old_LD LDFLAGS=$old_LDFLAGS LIBS=$old_LIBS \\
2092# LN_S=$old_LN_S NM=$old_NM RANLIB=$old_RANLIB STRIP=$old_STRIP \\
2093# AS=$old_AS DLLTOOL=$old_DLLTOOL OBJDUMP=$old_OBJDUMP \\
2094# objext=$old_OBJEXT exeext=$old_EXEEXT reload_flag=$old_reload_flag \\
2095# deplibs_check_method=$old_deplibs_check_method \\
2096# file_magic_cmd=$old_file_magic_cmd \\
2097# $0$ltconfig_args
2098#
2099# Compiler and other test output produced by $progname, useful for
2100# debugging $progname, is in ./config.log if it exists.
2101
2102# The version of $progname that generated this script.
2103LTCONFIG_VERSION=$LTCONFIG_VERSION
2104
2105# Shell to use when invoking shell scripts.
2106SHELL=$LTSHELL
2107
2108# Whether or not to build shared libraries.
2109build_libtool_libs=$enable_shared
2110
2111# Whether or not to add -lc for building shared libraries.
2112build_libtool_need_lc=$need_lc
2113
2114# Whether or not to build static libraries.
2115build_old_libs=$enable_static
2116
2117# Whether or not to optimize for fast installation.
2118fast_install=$enable_fast_install
2119
2120# The host system.
2121host_alias=$host_alias
2122host=$host
2123
2124# An echo program that does not interpret backslashes.
2125echo=$ltecho
2126
2127# The archiver.
2128AR=$AR
2129AR_FLAGS=$AR_FLAGS
2130
2131# A C compiler.
2132LTCC=$LTCC
2133
2134# A language-specific compiler.
2135CC=$CC
2136
2137# Is the compiler the GNU C compiler?
2138with_gcc=$with_gcc
2139
2140# The linker used to build libraries.
2141LD=$LD
2142
2143# Whether we need hard or soft links.
2144LN_S=$LN_S
2145
2146# A BSD-compatible nm program.
2147NM=$NM
2148
2149# A symbol stripping program
2150STRIP=$STRIP
2151
2152# Used to examine libraries when file_magic_cmd begins "file"
2153MAGIC=$MAGIC
2154
2155# Used on cygwin: DLL creation program.
2156DLLTOOL="$DLLTOOL"
2157
2158# Used on cygwin: object dumper.
2159OBJDUMP="$OBJDUMP"
2160
2161# Used on cygwin: assembler.
2162AS="$AS"
2163
2164# The name of the directory that contains temporary libtool files.
2165objdir=$objdir
2166
2167# How to create reloadable object files.
2168reload_flag=$reload_flag
2169reload_cmds=$reload_cmds
2170
2171# How to pass a linker flag through the compiler.
2172wl=$wl
2173
2174# Object file suffix (normally "o").
2175objext="$objext"
2176
2177# Old archive suffix (normally "a").
2178libext="$libext"
2179
2180# Executable file suffix (normally "").
2181exeext="$exeext"
2182
2183# Additional compiler flags for building library objects.
2184pic_flag=$pic_flag
2185pic_mode=$pic_mode
2186
2187# Does compiler simultaneously support -c and -o options?
2188compiler_c_o=$compiler_c_o
2189
2190# Must we lock files when doing compilation ?
2191need_locks=$need_locks
2192
2193# Do we need the lib prefix for modules?
2194need_lib_prefix=$need_lib_prefix
2195
2196# Do we need a version for libraries?
2197need_version=$need_version
2198
2199# Whether dlopen is supported.
2200dlopen_support=$enable_dlopen
2201
2202# Whether dlopen of programs is supported.
2203dlopen_self=$enable_dlopen_self
2204
2205# Whether dlopen of statically linked programs is supported.
2206dlopen_self_static=$enable_dlopen_self_static
2207
2208# Compiler flag to prevent dynamic linking.
2209link_static_flag=$link_static_flag
2210
2211# Compiler flag to turn off builtin functions.
2212no_builtin_flag=$no_builtin_flag
2213
2214# Compiler flag to allow reflexive dlopens.
2215export_dynamic_flag_spec=$export_dynamic_flag_spec
2216
2217# Compiler flag to generate shared objects directly from archives.
2218whole_archive_flag_spec=$whole_archive_flag_spec
2219
2220# Compiler flag to generate thread-safe objects.
2221thread_safe_flag_spec=$thread_safe_flag_spec
2222
2223# Library versioning type.
2224version_type=$version_type
2225
2226# Format of library name prefix.
2227libname_spec=$libname_spec
2228
2229# List of archive names. First name is the real one, the rest are links.
2230# The last name is the one that the linker finds with -lNAME.
2231library_names_spec=$library_names_spec
2232
2233# The coded name of the library, if different from the real name.
2234soname_spec=$soname_spec
2235
2236# Commands used to build and install an old-style archive.
2237RANLIB=$RANLIB
2238old_archive_cmds=$old_archive_cmds
2239old_postinstall_cmds=$old_postinstall_cmds
2240old_postuninstall_cmds=$old_postuninstall_cmds
2241
2242# Create an old-style archive from a shared archive.
2243old_archive_from_new_cmds=$old_archive_from_new_cmds
2244
2245# Create a temporary old-style archive to link instead of a shared archive.
2246old_archive_from_expsyms_cmds=$old_archive_from_expsyms_cmds
2247
2248# Commands used to build and install a shared archive.
2249archive_cmds=$archive_cmds
2250archive_expsym_cmds=$archive_expsym_cmds
2251postinstall_cmds=$postinstall_cmds
2252postuninstall_cmds=$postuninstall_cmds
2253
2254# Commands to strip libraries.
2255old_striplib=$old_striplib
2256striplib=$striplib
2257
2258# Dependencies to place before the objects being linked to create a
2259# shared library.
2260predep_objects=$predep_objects
2261
2262# Dependencies to place after the objects being linked to create a
2263# shared library.
2264postdep_objects=$postdep_objects
2265
2266# Dependencies to place before the objects being linked to create a
2267# shared library.
2268predeps=$predeps
2269
2270# Dependencies to place after the objects being linked to create a
2271# shared library.
2272postdeps=$postdeps
2273
2274# The library search path used internally by the compiler when linking
2275# a shared library.
2276compiler_lib_search_path=$compiler_lib_search_path
2277
2278# Method to check whether dependent libraries are shared objects.
2279deplibs_check_method=$deplibs_check_method
2280
2281# Command to use when deplibs_check_method == file_magic.
2282file_magic_cmd=$file_magic_cmd
2283
2284# Flag that allows shared libraries with undefined symbols to be built.
2285allow_undefined_flag=$allow_undefined_flag
2286
2287# Flag that forces no undefined symbols.
2288no_undefined_flag=$no_undefined_flag
2289
2290# Commands used to finish a libtool library installation in a directory.
2291finish_cmds=$finish_cmds
2292
2293# Same as above, but a single script fragment to be evaled but not shown.
2294finish_eval=$finish_eval
2295
2296# Take the output of nm and produce a listing of raw symbols and C names.
2297global_symbol_pipe=$global_symbol_pipe
2298
2299# Transform the output of nm in a proper C declaration
2300global_symbol_to_cdecl=$global_symbol_to_cdecl
2301
2302# This is the shared library runtime path variable.
2303runpath_var=$runpath_var
2304
2305# This is the shared library path variable.
2306shlibpath_var=$shlibpath_var
2307
2308# Is shlibpath searched before the hard-coded library search path?
2309shlibpath_overrides_runpath=$shlibpath_overrides_runpath
2310
2311# How to hardcode a shared library path into an executable.
2312hardcode_action=$hardcode_action
2313
2314# Whether we should hardcode library paths into libraries.
2315hardcode_into_libs=$hardcode_into_libs
2316
2317# Flag to hardcode \$libdir into a binary during linking.
2318# This must work even if \$libdir does not exist.
2319hardcode_libdir_flag_spec=$hardcode_libdir_flag_spec
2320
2321# Whether we need a single -rpath flag with a separated argument.
2322hardcode_libdir_separator=$hardcode_libdir_separator
2323
2324# Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
2325# resulting binary.
2326hardcode_direct=$hardcode_direct
2327
2328# Set to yes if using the -LDIR flag during linking hardcodes DIR into the
2329# resulting binary.
2330hardcode_minus_L=$hardcode_minus_L
2331
2332# Set to yes if using SHLIBPATH_VAR=DIR during linking hardcodes DIR into
2333# the resulting binary.
2334hardcode_shlibpath_var=$hardcode_shlibpath_var
2335
2336# Variables whose values should be saved in libtool wrapper scripts and
2337# restored at relink time.
2338variables_saved_for_relink="$variables_saved_for_relink"
2339
2340# Whether libtool must link a program against all its dependency libraries.
2341link_all_deplibs=$link_all_deplibs
2342
2343# Compile-time system search path for libraries
2344sys_lib_search_path_spec=$sys_lib_search_path_spec
2345
2346# Run-time system search path for libraries
2347sys_lib_dlsearch_path_spec=$sys_lib_dlsearch_path_spec
2348
2349# Fix the shell variable \$srcfile for the compiler.
2350fix_srcfile_path="$fix_srcfile_path"
2351
2352# Set to yes if exported symbols are required.
2353always_export_symbols=$always_export_symbols
2354
2355# The commands to list exported symbols.
2356export_symbols_cmds=$export_symbols_cmds
2357
2358# The commands to extract the exported symbol list from a shared archive.
2359extract_expsyms_cmds=$extract_expsyms_cmds
2360
2361# Symbols that should not be listed in the preloaded symbols.
2362exclude_expsyms=$exclude_expsyms
2363
2364# Symbols that must always be exported.
2365include_expsyms=$include_expsyms
2366
2367EOF
2368
2369if test -z "$tagname"; then
2370 echo '### END LIBTOOL CONFIG' >> "$ofile"
2371else
2372 echo "### END LIBTOOL TAG CONFIG: $tagname" >> "$ofile"
2373fi
2374
2375case "$ltmain" in
2376*.sh)
2377 echo >> "$ofile"
2378 if test -z "$tagname"; then
2379 case "$host_os" in
2380 aix3*)
2381 cat <<\EOF >> "$ofile"
2382
2383# AIX sometimes has problems with the GCC collect2 program. For some
2384# reason, if we set the COLLECT_NAMES environment variable, the problems
2385# vanish in a puff of smoke.
2386if test "X${COLLECT_NAMES+set}" != Xset; then
2387 COLLECT_NAMES=
2388 export COLLECT_NAMES
2389fi
2390EOF
2391 ;;
2392 esac
2393 case "$host" in
2394 *-*-cygwin* | *-*-mingw* | *-*-os2*)
2395 cat <<'EOF' >> "$ofile"
2396 # This is a source program that is used to create dlls on Windows
2397 # Don't remove nor modify the starting and closing comments
2398# /* ltdll.c starts here */
2399# #define WIN32_LEAN_AND_MEAN
2400# #include <windows.h>
2401# #undef WIN32_LEAN_AND_MEAN
2402# #include <stdio.h>
2403#
2404# #ifndef __CYGWIN__
2405# # ifdef __CYGWIN32__
2406# # define __CYGWIN__ __CYGWIN32__
2407# # endif
2408# #endif
2409#
2410# #ifdef __cplusplus
2411# extern "C" {
2412# #endif
2413# BOOL APIENTRY DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved);
2414# #ifdef __cplusplus
2415# }
2416# #endif
2417#
2418# #ifdef __CYGWIN__
2419# #include <cygwin/cygwin_dll.h>
2420# DECLARE_CYGWIN_DLL( DllMain );
2421# #endif
2422# HINSTANCE __hDllInstance_base;
2423#
2424# BOOL APIENTRY
2425# DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved)
2426# {
2427# __hDllInstance_base = hInst;
2428# return TRUE;
2429# }
2430# /* ltdll.c ends here */
2431 # This is a source program that is used to create import libraries
2432 # on Windows for dlls which lack them. Don't remove nor modify the
2433 # starting and closing comments
2434# /* impgen.c starts here */
2435# /* Copyright (C) 1999-2000 Free Software Foundation, Inc.
2436#
2437# This file is part of GNU libtool.
2438#
2439# This program is free software; you can redistribute it and/or modify
2440# it under the terms of the GNU General Public License as published by
2441# the Free Software Foundation; either version 2 of the License, or
2442# (at your option) any later version.
2443#
2444# This program is distributed in the hope that it will be useful,
2445# but WITHOUT ANY WARRANTY; without even the implied warranty of
2446# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
2447# GNU General Public License for more details.
2448#
2449# You should have received a copy of the GNU General Public License
2450# along with this program; if not, write to the Free Software
2451# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
2452# */
2453#
2454# #include <stdio.h> /* for printf() */
2455# #include <unistd.h> /* for open(), lseek(), read() */
2456# #include <fcntl.h> /* for O_RDONLY, O_BINARY */
2457# #include <string.h> /* for strdup() */
2458#
2459# /* O_BINARY isn't required (or even defined sometimes) under Unix */
2460# #ifndef O_BINARY
2461# #define O_BINARY 0
2462# #endif
2463#
2464# static unsigned int
2465# pe_get16 (fd, offset)
2466# int fd;
2467# int offset;
2468# {
2469# unsigned char b[2];
2470# lseek (fd, offset, SEEK_SET);
2471# read (fd, b, 2);
2472# return b[0] + (b[1]<<8);
2473# }
2474#
2475# static unsigned int
2476# pe_get32 (fd, offset)
2477# int fd;
2478# int offset;
2479# {
2480# unsigned char b[4];
2481# lseek (fd, offset, SEEK_SET);
2482# read (fd, b, 4);
2483# return b[0] + (b[1]<<8) + (b[2]<<16) + (b[3]<<24);
2484# }
2485#
2486# static unsigned int
2487# pe_as32 (ptr)
2488# void *ptr;
2489# {
2490# unsigned char *b = ptr;
2491# return b[0] + (b[1]<<8) + (b[2]<<16) + (b[3]<<24);
2492# }
2493#
2494# int
2495# main (argc, argv)
2496# int argc;
2497# char *argv[];
2498# {
2499# int dll;
2500# unsigned long pe_header_offset, opthdr_ofs, num_entries, i;
2501# unsigned long export_rva, export_size, nsections, secptr, expptr;
2502# unsigned long name_rvas, nexp;
2503# unsigned char *expdata, *erva;
2504# char *filename, *dll_name;
2505#
2506# filename = argv[1];
2507#
2508# dll = open(filename, O_RDONLY|O_BINARY);
2509# if (!dll)
2510# return 1;
2511#
2512# dll_name = filename;
2513#
2514# for (i=0; filename[i]; i++)
2515# if (filename[i] == '/' || filename[i] == '\\' || filename[i] == ':')
2516# dll_name = filename + i +1;
2517#
2518# pe_header_offset = pe_get32 (dll, 0x3c);
2519# opthdr_ofs = pe_header_offset + 4 + 20;
2520# num_entries = pe_get32 (dll, opthdr_ofs + 92);
2521#
2522# if (num_entries < 1) /* no exports */
2523# return 1;
2524#
2525# export_rva = pe_get32 (dll, opthdr_ofs + 96);
2526# export_size = pe_get32 (dll, opthdr_ofs + 100);
2527# nsections = pe_get16 (dll, pe_header_offset + 4 +2);
2528# secptr = (pe_header_offset + 4 + 20 +
2529# pe_get16 (dll, pe_header_offset + 4 + 16));
2530#
2531# expptr = 0;
2532# for (i = 0; i < nsections; i++)
2533# {
2534# char sname[8];
2535# unsigned long secptr1 = secptr + 40 * i;
2536# unsigned long vaddr = pe_get32 (dll, secptr1 + 12);
2537# unsigned long vsize = pe_get32 (dll, secptr1 + 16);
2538# unsigned long fptr = pe_get32 (dll, secptr1 + 20);
2539# lseek(dll, secptr1, SEEK_SET);
2540# read(dll, sname, 8);
2541# if (vaddr <= export_rva && vaddr+vsize > export_rva)
2542# {
2543# expptr = fptr + (export_rva - vaddr);
2544# if (export_rva + export_size > vaddr + vsize)
2545# export_size = vsize - (export_rva - vaddr);
2546# break;
2547# }
2548# }
2549#
2550# expdata = (unsigned char*)malloc(export_size);
2551# lseek (dll, expptr, SEEK_SET);
2552# read (dll, expdata, export_size);
2553# erva = expdata - export_rva;
2554#
2555# nexp = pe_as32 (expdata+24);
2556# name_rvas = pe_as32 (expdata+32);
2557#
2558# printf ("EXPORTS\n");
2559# for (i = 0; i<nexp; i++)
2560# {
2561# unsigned long name_rva = pe_as32 (erva+name_rvas+i*4);
2562# printf ("\t%s @ %ld ;\n", erva+name_rva, 1+ i);
2563# }
2564#
2565# return 0;
2566# }
2567# /* impgen.c ends here */
2568
2569EOF
2570 ;;
2571 esac
2572
2573
2574 # Append the ltmain.sh script.
2575 sed '$q' "$ltmain" >> "$ofile" || (rm -f "$ofile"; exit 1)
2576 # We use sed instead of cat because bash on DJGPP gets confused if
2577 # if finds mixed CR/LF and LF-only lines. Since sed operates in
2578 # text mode, it properly converts lines to CR/LF. This bash problem
2579 # is reportedly fixed, but why not run on old versions too?
2580
2581 chmod +x "$ofile"
2582 fi
2583 ;;
2584
2585*)
2586 # Compile the libtool program.
2587 echo "FIXME: would compile $ltmain"
2588 ;;
2589esac
2590
2591# Update the list of available tags.
2592if test -n "$tagname"; then
2593
2594 # Extract list of available tagged configurations in $ofile.
2595 # Note that this assumes the entire list is on one line.
2596 available_tags=`grep "^available_tags=" $ofile | sed -e 's/available_tags=\(.*$\)/\1/' -e 's/\"//g'`
2597
2598 # Append the new tag name to the list of available tags.
2599 available_tags="$available_tags $tagname"
2600
2601 # Now substitute the updated of available tags.
2602 if eval "sed -e 's/^available_tags=.*\$/available_tags=\"$available_tags\"/' ${ofile} > ${ofile}.new"; then
2603 mv ${ofile}.new ${ofile}
2604 chmod +x "$ofile"
2605 else
2606 rm -f ${ofile}.new
2607 echo "$progname: unable to update list of available tagged configurations."
2608 exit 1
2609 fi
2610fi
2611
2612# Don't cache tagged configuration!
2613test -n "$cache_file" && test -z "$tagname" || exit 0
2614
2615# AC_CACHE_SAVE
2616trap '' 1 2 15
2617cat > confcache <<\EOF
2618# This file is a shell script that caches the results of configure
2619# tests run on this system so they can be shared between configure
2620# scripts and configure runs. It is not useful on other systems.
2621# If it contains results you don't want to keep, you may remove or edit it.
2622#
2623# By default, configure uses ./config.cache as the cache file,
2624# creating it if it does not exist already. You can give configure
2625# the --cache-file=FILE option to use a different cache file; that is
2626# what configure does when it calls configure scripts in
2627# subdirectories, so they share the cache.
2628# Giving --cache-file=/dev/null disables caching, for debugging configure.
2629# config.status only pays attention to the cache file if you give it the
2630# --recheck option to rerun configure.
2631#
2632EOF
2633# The following way of writing the cache mishandles newlines in values,
2634# but we know of no workaround that is simple, portable, and efficient.
2635# So, don't put newlines in cache variables' values.
2636# Ultrix sh set writes to stderr and can't be redirected directly,
2637# and sets the high bit in the cache file unless we assign to the vars.
2638(set) 2>&1 |
2639 case `(ac_space=' '; set | grep ac_space) 2>&1` in
2640 *ac_space=\ *)
2641 # `set' does not quote correctly, so add quotes (double-quote substitution
2642 # turns \\\\ into \\, and sed turns \\ into \).
2643 sed -n \
2644 -e "s/'/'\\\\''/g" \
2645 -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
2646 ;;
2647 *)
2648 # `set' quotes correctly as required by POSIX, so do not add quotes.
2649 sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
2650 ;;
2651 esac >> confcache
2652if cmp -s $cache_file confcache; then
2653 :
2654else
2655 if test -w $cache_file; then
2656 echo "updating cache $cache_file"
2657 cat confcache > $cache_file
2658 else
2659 echo "not updating unwritable cache $cache_file"
2660 fi
2661fi
2662rm -f confcache
2663
2664exit 0
2665
2666# Local Variables:
2667# mode:shell-script
2668# sh-indentation:2
2669# End:
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