source: trunk/MagicSoft/AMC/activemirrorcontrol/admin/ltcf-c.sh@ 9384

Last change on this file since 9384 was 3403, checked in by merck, 21 years ago
initial check-in of AMC software
File size: 28.7 KB
Line 
1#### This script is meant to be sourced by ltconfig.
2
3# $Id: ltcf-c.sh,v 1.1 2004-03-04 16:49:13 merck Exp $
4
5# ltcf-c.sh - Create a C compiler specific configuration
6#
7# Copyright (C) 1996-2000 Free Software Foundation, Inc.
8# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
9#
10# This file is free software; you can redistribute it and/or modify it
11# under the terms of the GNU General Public License as published by
12# the Free Software Foundation; either version 2 of the License, or
13# (at your option) any later version.
14#
15# This program is distributed in the hope that it will be useful, but
16# WITHOUT ANY WARRANTY; without even the implied warranty of
17# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18# General Public License for more details.
19#
20# You should have received a copy of the GNU General Public License
21# along with this program; if not, write to the Free Software
22# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23#
24# As a special exception to the GNU General Public License, if you
25# distribute this file as part of a program that contains a
26# configuration script generated by Autoconf, you may include it under
27# the same distribution terms that you use for the rest of that program.
28
29
30# Source file extension for C test sources.
31ac_ext=c
32
33# Object file extension for compiled C test sources.
34objext=o
35
36# Code to be used in simple compile tests
37lt_simple_compile_test_code="int some_variable = 0;"
38
39# Code to be used in simple link tests
40lt_simple_link_test_code='main(){return(0);}'
41
42## Linker Characteristics
43case "$host_os" in
44cygwin* | mingw*)
45 # FIXME: the MSVC++ port hasn't been tested in a loooong time
46 # When not using gcc, we currently assume that we are using
47 # Microsoft Visual C++.
48 if test "$with_gcc" != yes; then
49 with_gnu_ld=no
50 fi
51 ;;
52
53esac
54
55ld_shlibs=yes
56if test "$with_gnu_ld" = yes; then
57 # If archive_cmds runs LD, not CC, wlarc should be empty
58 wlarc='${wl}'
59
60 # See if GNU ld supports shared libraries.
61 case "$host_os" in
62 aix3* | aix4*)
63 # On AIX, the GNU linker is very broken
64 ld_shlibs=no
65 cat <<EOF 1>&2
66
67*** Warning: the GNU linker, at least up to release 2.9.1, is reported
68*** to be unable to reliably create shared libraries on AIX.
69*** Therefore, libtool is disabling shared libraries support. If you
70*** really care for shared libraries, you may want to modify your PATH
71*** so that a non-GNU linker is found, and then restart.
72
73EOF
74 ;;
75
76 amigaos*)
77 archive_cmds='$rm $output_objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
78 hardcode_libdir_flag_spec='-L$libdir'
79 hardcode_minus_L=yes
80
81 # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
82 # that the semantics of dynamic libraries on AmigaOS, at least up
83 # to version 4, is to share data among multiple programs linked
84 # with the same dynamic library. Since this doesn't match the
85 # behavior of shared libraries on other platforms, we can use
86 # them.
87 ld_shlibs=no
88 ;;
89
90 beos*)
91 if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
92 allow_undefined_flag=unsupported
93 # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
94 # support --undefined. This deserves some investigation. FIXME
95 archive_cmds='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
96 else
97 ld_shlibs=no
98 fi
99 ;;
100
101 cygwin* | mingw*)
102 # hardcode_libdir_flag_spec is actually meaningless, as there is
103 # no search path for DLLs.
104 hardcode_libdir_flag_spec='-L$libdir'
105 allow_undefined_flag=unsupported
106 always_export_symbols=yes
107
108 extract_expsyms_cmds='test -f $output_objdir/impgen.c || \
109 sed -e "/^# \/\* impgen\.c starts here \*\//,/^# \/\* impgen.c ends here \*\// { s/^# //; p; }" -e d < $0 > $output_objdir/impgen.c~
110 test -f $output_objdir/impgen.exe || (cd $output_objdir && \
111 if test "x$HOST_CC" != "x" ; then $HOST_CC -o impgen impgen.c ; \
112 else $CC -o impgen impgen.c ; fi)~
113 $output_objdir/impgen $dir/$soname > $output_objdir/$soname-def'
114
115 old_archive_from_expsyms_cmds='$DLLTOOL --as=$AS --dllname $soname --def $output_objdir/$soname-def --output-lib $output_objdir/$newlib'
116
117 # cygwin and mingw dlls have different entry points and sets of symbols
118 # to exclude.
119 # FIXME: what about values for MSVC?
120 dll_entry=__cygwin_dll_entry@12
121 dll_exclude_symbols=DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12~
122 case "$host_os" in
123 mingw*)
124 # mingw values
125 dll_entry=_DllMainCRTStartup@12
126 dll_exclude_symbols=DllMain@12,DllMainCRTStartup@12,DllEntryPoint@12~
127 ;;
128 esac
129
130 # mingw and cygwin differ, and it's simplest to just exclude the union
131 # of the two symbol sets.
132 dll_exclude_symbols=DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12,DllMainCRTStartup@12,DllEntryPoint@12
133
134 # recent cygwin and mingw systems supply a stub DllMain which the user
135 # can override, but on older systems we have to supply one (in ltdll.c)
136 if test "x$lt_cv_need_dllmain" = "xyes"; then
137 ltdll_obj='$output_objdir/$soname-ltdll.'"$objext "
138 ltdll_cmds='test -f $output_objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $output_objdir/$soname-ltdll.c~
139 test -f $output_objdir/$soname-ltdll.$objext || (cd $output_objdir && $CC -c $soname-ltdll.c)~'
140 else
141 ltdll_obj=
142 ltdll_cmds=
143 fi
144
145 # Extract the symbol export list from an `--export-all' def file,
146 # then regenerate the def file from the symbol export list, so that
147 # the compiled dll only exports the symbol export list.
148 # Be careful not to strip the DATA tag left be newer dlltools.
149 export_symbols_cmds="$ltdll_cmds"'
150 $DLLTOOL --export-all --exclude-symbols '$dll_exclude_symbols' --output-def $output_objdir/$soname-def '$ltdll_obj'$libobjs $convenience~
151 sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]*//" -e "s/ *;.*$//" < $output_objdir/$soname-def > $export_symbols'
152
153 # If DATA tags from a recent dlltool are present, honour them!
154 archive_expsym_cmds='echo EXPORTS > $output_objdir/$soname-def~
155 _lt_hint=1;
156 cat $export_symbols | while read symbol; do
157 set dummy \$symbol;
158 case \$# in
159 2) echo " \$2 @ \$_lt_hint ; " >> $output_objdir/$soname-def;;
160 *) echo " \$2 @ \$_lt_hint \$3 ; " >> $output_objdir/$soname-def;;
161 esac;
162 _lt_hint=`expr 1 + \$_lt_hint`;
163 done~
164 '"$ltdll_cmds"'
165 $CC -Wl,--base-file,$output_objdir/$soname-base '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags~
166 $DLLTOOL --as=$AS --dllname $soname --exclude-symbols '$dll_exclude_symbols' --def $output_objdir/$soname-def --base-file $output_objdir/$soname-base --output-exp $output_objdir/$soname-exp~
167 $CC -Wl,--base-file,$output_objdir/$soname-base $output_objdir/$soname-exp '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags~
168 $DLLTOOL --as=$AS --dllname $soname --exclude-symbols '$dll_exclude_symbols' --def $output_objdir/$soname-def --base-file $output_objdir/$soname-base --output-exp $output_objdir/$soname-exp~
169 $CC $output_objdir/$soname-exp '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags'
170 ;;
171
172 darwin*|rhapsody*)
173 allow_undefined_flag='-undefined warning'
174 archive_cmds='$CC $(if test "$module" = "yes"; then echo -bundle; else
175 echo -dynamiclib; fi) -o $lib $libobjs $deplibs $linkopts'
176 archive_expsym_cmds="$archive_cmds"' && strip -s $export_symbols'
177 ## What we need is to hardcode the path to the library, not the search path
178 #hardcode_direct=yes
179 #hardcode_libdir_flag_spec='-install_name $libdir/$lib'
180 hardcode_shlibpath_var=no
181 whole_archive_flag_spec='-all_load'
182 ;;
183
184 netbsd*)
185 if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
186 archive_cmds='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
187 wlarc=
188 else
189 archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
190 archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
191 fi
192 ;;
193
194 solaris* | sysv5*)
195 if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then
196 ld_shlibs=no
197 cat <<EOF 1>&2
198
199*** Warning: The releases 2.8.* of the GNU linker cannot reliably
200*** create shared libraries on Solaris systems. Therefore, libtool
201*** is disabling shared libraries support. We urge you to upgrade GNU
202*** binutils to release 2.9.1 or newer. Another option is to modify
203*** your PATH or compiler configuration so that the native linker is
204*** used, and then restart.
205
206EOF
207 elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
208 archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
209 archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
210 else
211 ld_shlibs=no
212 fi
213 ;;
214
215 sunos4*)
216 archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
217 wlarc=
218 hardcode_direct=yes
219 hardcode_shlibpath_var=no
220 ;;
221
222 *)
223 if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
224 archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
225 archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
226 else
227 ld_shlibs=no
228 fi
229 ;;
230 esac
231
232 case "$host_os" in
233 freebsd*)
234 skip_need_lc_check=yes
235 ;;
236 esac
237
238 if test "$ld_shlibs" = yes; then
239 runpath_var=LD_RUN_PATH
240 hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
241 export_dynamic_flag_spec='${wl}--export-dynamic'
242 case $host_os in
243 cygwin* | mingw*)
244 # dlltool doesn't understand --whole-archive et. al.
245 whole_archive_flag_spec=
246 ;;
247 *)
248 # ancient GNU ld didn't support --whole-archive et. al.
249 if $LD --help 2>&1 | egrep 'no-whole-archive' > /dev/null; then
250 whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
251 else
252 whole_archive_flag_spec=
253 fi
254 ;;
255 esac
256 fi
257else
258 # PORTME fill in a description of your system's linker (not GNU ld)
259 case "$host_os" in
260 aix3*)
261 allow_undefined_flag=unsupported
262 always_export_symbols=yes
263 archive_expsym_cmds='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
264 # Note: this linker hardcodes the directories in LIBPATH if there
265 # are no directories specified by -L.
266 hardcode_minus_L=yes
267 if test "$with_gcc" = yes && test -z "$link_static_flag"; then
268 # Neither direct hardcoding nor static linking is supported with a
269 # broken collect2.
270 hardcode_direct=unsupported
271 fi
272 ;;
273
274 # this was the old aix4 code, Reza Arbab says, it isn't working anymore (MM)
275 #aix4*)
276 # hardcode_libdir_flag_spec='${wl}-b ${wl}nolibpath ${wl}-b ${wl}libpath:$libdir:/usr/lib:/lib'
277 # hardcode_libdir_separator=':'
278 # if test "$with_gcc" = yes; then
279 # collect2name=`${CC} -print-prog-name=collect2`
280 # if test -f "$collect2name" && \
281 # strings "$collect2name" | grep resolve_lib_name >/dev/null
282 # then
283 # # We have reworked collect2
284 # hardcode_direct=yes
285 # else
286 # # We have old collect2
287 # hardcode_direct=unsupported
288 # # It fails to find uninstalled libraries when the uninstalled
289 # # path is not listed in the libpath. Setting hardcode_minus_L
290 # # to unsupported forces relinking
291 # hardcode_minus_L=yes
292 # hardcode_libdir_flag_spec='-L$libdir'
293 # hardcode_libdir_separator=
294 # fi
295 # shared_flag='-shared'
296 # else
297 # shared_flag='${wl}-bM:SRE'
298 # hardcode_direct=yes
299 # fi
300 # allow_undefined_flag=' ${wl}-berok'
301 # archive_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}-bexpall ${wl}-bnoentry${allow_undefined_flag}'
302 # archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}'
303 # case "$host_os" in aix4.[01]|aix4.[01].*)
304 # # According to Greg Wooledge, -bexpall is only supported from AIX 4.2 on
305 # always_export_symbols=yes ;;
306 # esac
307 #;;
308
309 aix4*)
310 if test "$with_gcc" = yes; then
311 # GNU compiler
312 archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-G -o $lib'
313 archive_expsym_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-G ${wl}-bE:$export_symbols -o $lib'
314 else
315 # IBM compiler (xlc). Anything older than Visual Age C 5.0 probably won't work.
316 archive_cmds='$CC -qmkshrobj $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-G -o $lib'
317 archive_expsym_cmds='$CC -qmkshrobj $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-G ${wl}-bE:$export_symbols -o $lib'
318 fi
319
320 hardcode_libdir_flag_spec='${wl}-bnolibpath ${wl}-blibpath:$libdir:/usr/lib:/lib'
321 hardcode_libdir_separator=':'
322 hardcode_direct=unsupported
323 link_all_deplibs=yes
324 ;;
325
326 amigaos*)
327 archive_cmds='$rm $output_objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
328 hardcode_libdir_flag_spec='-L$libdir'
329 hardcode_minus_L=yes
330 # see comment about different semantics on the GNU ld section
331 ld_shlibs=no
332 ;;
333
334 cygwin* | mingw*)
335 # When not using gcc, we currently assume that we are using
336 # Microsoft Visual C++.
337 # hardcode_libdir_flag_spec is actually meaningless, as there is
338 # no search path for DLLs.
339 hardcode_libdir_flag_spec=' '
340 allow_undefined_flag=unsupported
341 # Tell ltmain to make .lib files, not .a files.
342 libext=lib
343 # FIXME: Setting linknames here is a bad hack.
344 archive_cmds='$CC -o $lib $libobjs $compiler_flags `echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames='
345 # The linker will automatically build a .lib file if we build a DLL.
346 old_archive_from_new_cmds='true'
347 # FIXME: Should let the user specify the lib program.
348 old_archive_cmds='lib /OUT:$oldlib$oldobjs$old_deplibs'
349 fix_srcfile_path='`cygpath -w "$srcfile"`'
350 ;;
351
352 freebsd1*)
353 ld_shlibs=no
354 ;;
355
356 # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
357 # support. Future versions do this automatically, but an explicit c++rt0.o
358 # does not break anything, and helps significantly (at the cost of a little
359 # extra space).
360 freebsd2.2*)
361 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
362 hardcode_libdir_flag_spec='-R$libdir'
363 hardcode_direct=yes
364 hardcode_shlibpath_var=no
365 ;;
366
367 # Unfortunately, older versions of FreeBSD 2 do not have this feature.
368 freebsd2*)
369 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
370 hardcode_direct=yes
371 hardcode_minus_L=yes
372 hardcode_shlibpath_var=no
373 ;;
374
375 # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
376 freebsd*)
377 archive_cmds='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
378 hardcode_libdir_flag_spec='-R$libdir'
379 hardcode_direct=yes
380 hardcode_shlibpath_var=no
381 skip_need_lc_check=yes
382 ;;
383
384 hpux9* | hpux10* | hpux11*)
385 case "$host_os" in
386 hpux9*) archive_cmds='$rm $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib' ;;
387 *) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags' ;;
388 esac
389 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
390 hardcode_libdir_separator=:
391 hardcode_direct=yes
392 hardcode_minus_L=yes # Not in the search PATH, but as the default
393 # location of the library.
394 export_dynamic_flag_spec='${wl}-E'
395 ;;
396
397 irix5* | irix6*)
398 if test "$with_gcc" = yes; then
399 archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
400 else
401 archive_cmds='$LD -shared $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
402 fi
403 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
404 hardcode_libdir_separator=:
405 link_all_deplibs=yes
406 ;;
407
408 netbsd*)
409 if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
410 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' # a.out
411 else
412 archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linker_flags' # ELF
413 fi
414 hardcode_libdir_flag_spec='-R$libdir'
415 hardcode_direct=yes
416 hardcode_shlibpath_var=no
417 ;;
418
419 newsos6)
420 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
421 hardcode_direct=yes
422 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
423 hardcode_libdir_separator=:
424 hardcode_shlibpath_var=no
425 ;;
426
427 openbsd*)
428 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
429 hardcode_libdir_flag_spec='-R$libdir'
430 hardcode_direct=yes
431 hardcode_shlibpath_var=no
432 ;;
433
434 os2*)
435 hardcode_libdir_flag_spec='-L$libdir'
436 hardcode_minus_L=yes
437 allow_undefined_flag=unsupported
438 archive_cmds='$echo "LIBRARY $libname INITINSTANCE" > $output_objdir/$libname.def~$echo "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~$echo DATA >> $output_objdir/$libname.def~$echo " SINGLE NONSHARED" >> $output_objdir/$libname.def~$echo EXPORTS >> $output_objdir/$libname.def~emxexp $libobjs >> $output_objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $output_objdir/$libname.def'
439 old_archive_from_new_cmds='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
440 ;;
441
442 osf3*)
443 if test "$with_gcc" = yes; then
444 allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
445 archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
446 else
447 allow_undefined_flag=' -expect_unresolved \*'
448 archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
449 fi
450 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
451 hardcode_libdir_separator=:
452 ;;
453
454 osf4* | osf5*) # as osf3* with the addition of -msym flag
455 if test "$with_gcc" = yes; then
456 allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
457 archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
458 else
459 allow_undefined_flag=' -expect_unresolved \*'
460 archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linker_flags -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
461 archive_expsym_cmds='for i in `cat $export_symbols`; do printf "-exported_symbol " >> $lib.exp; echo "\$i" >> $lib.exp; done; echo "-hidden">> $lib.exp~
462 $LD -shared${allow_undefined_flag} -input $lib.exp $linker_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib~$rm $lib.exp'
463 fi
464 hardcode_libdir_flag_spec='-rpath $libdir'
465 hardcode_libdir_separator=:
466 ;;
467
468 sco3.2v5*)
469 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
470 hardcode_shlibpath_var=no
471 runpath_var=LD_RUN_PATH
472 hardcode_runpath_var=yes
473 ;;
474
475 solaris*)
476 no_undefined_flag=' -z text'
477 # $CC -shared without GNU ld will not create a library from C++
478 # object files and a static libstdc++, better avoid it by now
479 archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
480 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
481 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
482 hardcode_libdir_flag_spec='-R$libdir'
483 hardcode_shlibpath_var=no
484 case "$host_os" in
485 solaris2.[0-5] | solaris2.[0-5].*) ;;
486 *) # Supported since Solaris 2.6 (maybe 2.5.1?)
487 whole_archive_flag_spec='-z allextract$convenience -z defaultextract' ;;
488 esac
489 link_all_deplibs=yes
490 ;;
491
492 sunos4*)
493 archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
494 hardcode_libdir_flag_spec='-L$libdir'
495 hardcode_direct=yes
496 hardcode_minus_L=yes
497 hardcode_shlibpath_var=no
498 ;;
499
500 sysv4)
501 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
502 runpath_var='LD_RUN_PATH'
503 hardcode_shlibpath_var=no
504 hardcode_direct=no #Motorola manual says yes, but my tests say they lie
505 ;;
506
507 sysv4.3*)
508 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
509 hardcode_shlibpath_var=no
510 export_dynamic_flag_spec='-Bexport'
511 ;;
512
513 sysv5*)
514 no_undefined_flag=' -z text'
515 # $CC -shared without GNU ld will not create a library from C++
516 # object files and a static libstdc++, better avoid it by now
517 archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
518 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
519 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
520 hardcode_libdir_flag_spec=
521 hardcode_shlibpath_var=no
522 runpath_var='LD_RUN_PATH'
523 ;;
524
525 uts4*)
526 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
527 hardcode_libdir_flag_spec='-L$libdir'
528 hardcode_shlibpath_var=no
529 ;;
530
531 dgux*)
532 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
533 hardcode_libdir_flag_spec='-L$libdir'
534 hardcode_shlibpath_var=no
535 ;;
536
537 sysv4*MP*)
538 if test -d /usr/nec; then
539 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
540 hardcode_shlibpath_var=no
541 runpath_var=LD_RUN_PATH
542 hardcode_runpath_var=yes
543 ld_shlibs=yes
544 fi
545 ;;
546
547 sysv4.2uw2*)
548 archive_cmds='$LD -G -o $lib $libobjs $deplibs $linker_flags'
549 hardcode_direct=yes
550 hardcode_minus_L=no
551 hardcode_shlibpath_var=no
552 hardcode_runpath_var=yes
553 runpath_var=LD_RUN_PATH
554 ;;
555
556 unixware7*)
557 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
558 runpath_var='LD_RUN_PATH'
559 hardcode_shlibpath_var=no
560 ;;
561
562 *)
563 ld_shlibs=no
564 ;;
565 esac
566fi
567
568## Compiler Characteristics: PIC flags, static flags, etc
569if test "X${ac_cv_prog_cc_pic+set}" = Xset; then
570 :
571else
572 ac_cv_prog_cc_pic=
573 ac_cv_prog_cc_shlib=
574 ac_cv_prog_cc_wl=
575 ac_cv_prog_cc_static=
576 ac_cv_prog_cc_no_builtin=
577 ac_cv_prog_cc_can_build_shared=$can_build_shared
578
579 if test "$with_gcc" = yes; then
580 ac_cv_prog_cc_wl='-Wl,'
581 ac_cv_prog_cc_static='-static'
582
583 case "$host_os" in
584 beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
585 # PIC is the default for these OSes.
586 ;;
587 aix*)
588 # Below there is a dirty hack to force normal static linking with -ldl
589 # The problem is because libdl dynamically linked with both libc and
590 # libC (AIX C++ library), which obviously doesn't included in libraries
591 # list by gcc. This cause undefined symbols with -static flags.
592 # This hack allows C programs to be linked with "-static -ldl", but
593 # we not sure about C++ programs.
594 ac_cv_prog_cc_static="$ac_cv_prog_cc_static ${ac_cv_prog_cc_wl}-lC"
595 ;;
596 cygwin* | mingw* | os2*)
597 # This hack is so that the source file can tell whether it is being
598 # built for inclusion in a dll (and should export symbols for example).
599 ac_cv_prog_cc_pic='-DDLL_EXPORT'
600 ;;
601 amigaos*)
602 # FIXME: we need at least 68020 code to build shared libraries, but
603 # adding the `-m68020' flag to GCC prevents building anything better,
604 # like `-m68040'.
605 ac_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4'
606 ;;
607 sysv4*MP*)
608 if test -d /usr/nec; then
609 ac_cv_prog_cc_pic=-Kconform_pic
610 fi
611 ;;
612 *)
613 ac_cv_prog_cc_pic='-fPIC'
614 ;;
615 esac
616 else
617 # PORTME Check for PIC flags for the system compiler.
618 case "$host_os" in
619 aix3* | aix4*)
620 # All AIX code is PIC.
621 ac_cv_prog_cc_static='-bnso -bI:/lib/syscalls.exp'
622 ;;
623
624 hpux9* | hpux10* | hpux11*)
625 # Is there a better ac_cv_prog_cc_static that works with the bundled CC?
626 ac_cv_prog_cc_wl='-Wl,'
627 ac_cv_prog_cc_static="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive"
628 ac_cv_prog_cc_pic='+Z'
629 ;;
630
631 irix5* | irix6*)
632 ac_cv_prog_cc_wl='-Wl,'
633 ac_cv_prog_cc_static='-non_shared'
634 # PIC (with -KPIC) is the default.
635 ;;
636
637 cygwin* | mingw* | os2*)
638 # This hack is so that the source file can tell whether it is being
639 # built for inclusion in a dll (and should export symbols for example).
640 ac_cv_prog_cc_pic='-DDLL_EXPORT'
641 ;;
642
643 newsos6)
644 ac_cv_prog_cc_pic='-KPIC'
645 ac_cv_prog_cc_static='-Bstatic'
646 ;;
647
648 osf3* | osf4* | osf5*)
649 # All OSF/1 code is PIC.
650 ac_cv_prog_cc_wl='-Wl,'
651 ac_cv_prog_cc_static='-non_shared'
652 ;;
653
654 sco3.2v5*)
655 ac_cv_prog_cc_pic='-Kpic'
656 ac_cv_prog_cc_static='-dn'
657 ac_cv_prog_cc_shlib='-belf'
658 ;;
659
660 solaris*)
661 ac_cv_prog_cc_pic='-KPIC'
662 ac_cv_prog_cc_static='-Bstatic'
663 ac_cv_prog_cc_wl='-Wl,'
664 ;;
665
666 sunos4*)
667 ac_cv_prog_cc_pic='-PIC'
668 ac_cv_prog_cc_static='-Bstatic'
669 ac_cv_prog_cc_wl='-Qoption ld '
670 ;;
671
672 sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
673 ac_cv_prog_cc_pic='-KPIC'
674 ac_cv_prog_cc_static='-Bstatic'
675 ac_cv_prog_cc_wl='-Wl,'
676 ;;
677
678 uts4*)
679 ac_cv_prog_cc_pic='-pic'
680 ac_cv_prog_cc_static='-Bstatic'
681 ;;
682
683 sysv4*MP*)
684 if test -d /usr/nec ;then
685 ac_cv_prog_cc_pic='-Kconform_pic'
686 ac_cv_prog_cc_static='-Bstatic'
687 fi
688 ;;
689
690 *)
691 ac_cv_prog_cc_can_build_shared=no
692 ;;
693 esac
694 fi
695 ac_cv_prog_cc_pic="$ac_cv_prog_cc_pic -DPIC"
696fi
697
698need_lc=yes
699if test "$enable_shared" = yes && test "$with_gcc" = yes; then
700 case "$archive_cmds" in
701 *'~'*)
702 # FIXME: we may have to deal with multi-command sequences.
703 ;;
704 '$CC '*)
705 # Test whether the compiler implicitly links with -lc since on some
706 # systems, -lgcc has to come before -lc. If gcc already passes -lc
707 # to ld, don't add -lc before -lgcc.
708 echo $ac_n "checking whether -lc should be explicitly linked in... $ac_c" 1>&6
709 if eval "test \"`echo '$''{'ac_cv_archive_cmds_needs_lc'+set}'`\" = set"; then
710 echo $ac_n "(cached) $ac_c" 1>&6
711 need_lc=$ac_cv_archive_cmds_needs_lc
712 elif test "x$skip_need_lc_check" = "xyes" ; then
713 echo $ac_n "(skipping, using no) $ac_c" 1>&6
714 need_lc=no
715 else
716 $rm conftest*
717 echo "static int dummy;" > conftest.$ac_ext
718 if { (eval echo ltcf-c.sh:need_lc: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; }; then
719 # Append any warnings to the config.log.
720 cat conftest.err 1>&5
721 soname=conftest
722 lib=conftest
723 libobjs=conftest.$ac_objext
724 deplibs=
725 wl=$ac_cv_prog_cc_wl
726 compiler_flags=-v
727 linker_flags=-v
728 verstring=
729 output_objdir=.
730 libname=conftest
731 save_allow_undefined_flag=$allow_undefined_flag
732 allow_undefined_flag=
733 if { (eval echo ltcf-c.sh:need_lc: \"$archive_cmds\") 1>&5; (eval $archive_cmds) 2>&1 | grep " -lc " 1>&5 ; }; then
734 need_lc=no
735 fi
736 allow_undefined_flag=$save_allow_undefined_flag
737 else
738 cat conftest.err 1>&5
739 fi
740 fi
741 $rm conftest*
742 echo "$ac_t$need_lc" 1>&6
743 ;;
744 esac
745fi
746ac_cv_archive_cmds_needs_lc=$need_lc
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