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4f4caf92 AO |
1 | #### This script is meant to be sourced by ltconfig. |
2 | ||
4f4caf92 AO |
3 | # ltcf-cxx.sh - Create a C++ compiler specific configuration |
4 | # | |
274aef32 | 5 | # Copyright (C) 1996-1999, 2000, 2001, 2003 Free Software Foundation, Inc. |
4f4caf92 AO |
6 | # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 |
7 | # | |
06298abd | 8 | # Original C++ support by:Gary V. Vaughan <gvv@techie.com> |
4f4caf92 AO |
9 | # Alexandre Oliva <oliva@lsd.ic.unicamp.br> |
10 | # Ossama Othman <ossama@debian.org> | |
11 | # Thomas Thanner <tanner@gmx.de> | |
12 | # | |
13 | # This file is free software; you can redistribute it and/or modify it | |
14 | # under the terms of the GNU General Public License as published by | |
15 | # the Free Software Foundation; either version 2 of the License, or | |
16 | # (at your option) any later version. | |
17 | # | |
18 | # This program is distributed in the hope that it will be useful, but | |
19 | # WITHOUT ANY WARRANTY; without even the implied warranty of | |
20 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
21 | # General Public License for more details. | |
22 | # | |
23 | # You should have received a copy of the GNU General Public License | |
24 | # along with this program; if not, write to the Free Software | |
25 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
26 | # | |
27 | # As a special exception to the GNU General Public License, if you | |
28 | # distribute this file as part of a program that contains a | |
29 | # configuration script generated by Autoconf, you may include it under | |
30 | # the same distribution terms that you use for the rest of that program. | |
31 | ||
32 | ||
33 | # Source file extension for C++ test sources. | |
34 | ac_ext=cc | |
35 | ||
36 | # Object file extension for compiled C++ test sources. | |
37 | objext=o | |
38 | ||
39 | # Code to be used in simple compile tests | |
40 | lt_simple_compile_test_code="int some_variable = 0;" | |
41 | ||
42 | # Code to be used in simple link tests | |
43 | lt_simple_link_test_code='int main(int, char *[]) { return (0); }' | |
44 | ||
45 | # C++ compiler | |
46 | CXX=${CXX-c++} | |
47 | ||
48 | # ltmain only uses $CC for tagged configurations so make sure $CC is set. | |
49 | CC=${CC-"$CXX"} | |
50 | CFLAGS=${CFLAGS-"$CXXFLAGS"} | |
51 | ||
52 | # Allow CC to be a program name with arguments. | |
53 | set dummy $CC | |
54 | compiler=$2 | |
55 | cc_basename=`$echo X"$compiler" | $Xsed -e 's%^.*/%%'` | |
56 | ||
57 | # Check if we are using GNU gcc (taken/adapted from configure script) | |
58 | # We need to check here since "--with-gcc" is set at configure time, | |
59 | # not ltconfig time! | |
60 | cat > conftest.$ac_ext <<EOF | |
61 | #ifdef __GNUC__ | |
62 | yes; | |
63 | #endif | |
64 | EOF | |
65 | if { ac_try='${CC-c++} -E conftest.$ac_ext'; { (eval echo \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then | |
66 | with_gcc=yes | |
67 | ||
68 | # Set up default GNU C++ configuration | |
69 | ||
70 | # Check if GNU C++ uses GNU ld as the underlying linker, since the | |
11856278 AO |
71 | # archiving commands below assume that GNU ld is being used. The |
72 | # assumption here is that the linker is going to be the same as that | |
73 | # used by the C compiler. For the purposes of GCC, this is ok, but | |
74 | # if someone uses g++ along with a non-GNU C compiler that doesn't | |
75 | # use GNU ld, we may lose. This is ok for the toolchain tree, since | |
76 | # the only users of ltcf-cxx.sh are libstdc++-v3 and libjava, | |
77 | # anyway, and those use both gcc and g++, so the settings are bound | |
78 | # to be the same. | |
79 | ||
80 | if test "$with_gnu_ld" = yes; then | |
82e23236 AO |
81 | archive_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib' |
82 | archive_expsym_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' | |
4f4caf92 AO |
83 | |
84 | hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir' | |
85 | export_dynamic_flag_spec='${wl}--export-dynamic' | |
86 | ||
87 | # If archive_cmds runs LD, not CC, wlarc should be empty | |
88 | # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to | |
89 | # investigate it a little bit more. (MM) | |
90 | wlarc='${wl}' | |
91 | ||
92 | # ancient GNU ld didn't support --whole-archive et. al. | |
93 | if eval "`$CC -print-prog-name=ld` --help 2>&1" | \ | |
94 | egrep 'no-whole-archive' > /dev/null; then | |
95 | whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive' | |
96 | else | |
97 | whole_archive_flag_spec= | |
98 | fi | |
99 | else | |
4f4caf92 AO |
100 | wlarc= |
101 | ||
102 | # A generic and very simple default shared library creation | |
103 | # command for GNU C++ for the case where it uses the native | |
104 | # linker, instead of GNU ld. If possible, this setting should | |
105 | # overridden to take advantage of the native linker features on | |
106 | # the platform it is being used on. | |
107 | archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib' | |
108 | fi | |
109 | ||
110 | # Commands to make compiler produce verbose output that lists | |
111 | # what "hidden" libraries, object files and flags are used when | |
112 | # linking a shared library. | |
33456445 | 113 | output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"' |
4f4caf92 AO |
114 | |
115 | else | |
116 | with_gcc=no | |
4f4caf92 AO |
117 | wlarc= |
118 | fi | |
119 | ||
4f4caf92 | 120 | # PORTME: fill in a description of your system's C++ link characteristics |
82e23236 | 121 | case $host_os in |
4f4caf92 AO |
122 | aix3*) |
123 | # FIXME: insert proper C++ library support | |
124 | ld_shlibs=no | |
125 | ;; | |
0ef8b11b | 126 | aix4* | aix5*) |
82e23236 AO |
127 | archive_cmds='' |
128 | hardcode_direct=yes | |
129 | hardcode_libdir_separator=':' | |
130 | link_all_deplibs=yes | |
131 | # When large executables or shared objects are built, AIX ld can | |
132 | # have problems creating the table of contents. If linking a library | |
133 | # or program results in "error TOC overflow" add -mminimal-toc to | |
134 | # CXXFLAGS/CFLAGS for g++/gcc. In the cases where that is not | |
135 | # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS. | |
136 | if test "$with_gcc" = yes; then | |
137 | case $host_os in aix4.[012]|aix4.[012].*) | |
138 | # We only want to do this on AIX 4.2 and lower, the check | |
139 | # below for broken collect2 doesn't work under 4.3+ | |
140 | collect2name=`${CC} -print-prog-name=collect2` | |
141 | if test -f "$collect2name" && \ | |
142 | strings "$collect2name" | grep resolve_lib_name >/dev/null | |
143 | then | |
144 | # We have reworked collect2 | |
145 | hardcode_direct=yes | |
146 | else | |
147 | # We have old collect2 | |
148 | hardcode_direct=unsupported | |
149 | # It fails to find uninstalled libraries when the uninstalled | |
150 | # path is not listed in the libpath. Setting hardcode_minus_L | |
151 | # to unsupported forces relinking | |
152 | hardcode_minus_L=yes | |
153 | hardcode_libdir_flag_spec='-L$libdir' | |
154 | hardcode_libdir_separator= | |
155 | fi | |
156 | esac | |
157 | shared_flag='-shared' | |
158 | else | |
159 | # not using gcc | |
160 | if test "$host_cpu" = ia64; then | |
161 | shared_flag='${wl}-G' | |
162 | else | |
163 | shared_flag='${wl}-bM:SRE' | |
164 | fi | |
165 | fi | |
166 | ||
167 | if test "$host_cpu" = ia64; then | |
168 | # On IA64, the linker does run time linking by default, so we don't | |
169 | # have to do anything special. | |
170 | aix_use_runtimelinking=no | |
898c7238 AO |
171 | if test $with_gnu_ld = no; then |
172 | exp_sym_flag='-Bexport' | |
173 | no_entry_flag="" | |
174 | fi | |
82e23236 AO |
175 | else |
176 | # Test if we are trying to use run time linking, or normal AIX style linking. | |
177 | # If -brtl is somewhere in LDFLAGS, we need to do run time linking. | |
178 | aix_use_runtimelinking=no | |
179 | for ld_flag in $LDFLAGS; do | |
180 | if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl" ); then | |
181 | aix_use_runtimelinking=yes | |
182 | break | |
183 | fi | |
184 | done | |
185 | exp_sym_flag='-bexport' | |
186 | no_entry_flag='-bnoentry' | |
187 | fi | |
188 | # It seems that -bexpall does not export symbols beginning with | |
189 | # underscore (_), so it is better to generate a list of symbols to export. | |
7ca0e6d9 | 190 | always_export_symbols=yes |
82e23236 AO |
191 | if test "$aix_use_runtimelinking" = yes; then |
192 | hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib' | |
193 | allow_undefined_flag=' -Wl,-G' | |
194 | archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${allow_undefined_flag} '"\${wl}$no_entry_flag \${wl}-brtl \${wl}$exp_sym_flag:\$export_symbols" | |
195 | else | |
196 | if test "$host_cpu" = ia64; then | |
898c7238 AO |
197 | if test $with_gnu_ld = no; then |
198 | hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib' | |
199 | allow_undefined_flag="-z nodefs" | |
200 | archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$no_entry_flag \${wl}$exp_sym_flag:\$export_symbols" | |
201 | fi | |
82e23236 AO |
202 | else |
203 | hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib' | |
204 | # Warning - without using the other run time loading flags, -berok will | |
205 | # link without error, but may produce a broken library. | |
a7bc0fbb AO |
206 | no_undefined_flag=' ${wl}-bnoerok' |
207 | allow_undefined_flag=' ${wl}-berok' | |
82e23236 AO |
208 | # -bexpall does not export symbols beginning with underscore (_) |
209 | always_export_symbols=yes | |
210 | # Exported symbols can be pulled into shared objects from archives | |
211 | whole_archive_flag_spec=' ' | |
212 | build_libtool_need_lc=yes | |
213 | # This is similar to how AIX traditionally builds it's shared libraries. | |
214 | archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname' | |
215 | fi | |
216 | fi | |
4f4caf92 AO |
217 | ;; |
218 | chorus*) | |
82e23236 | 219 | case $cc_basename in |
4f4caf92 AO |
220 | *) |
221 | # FIXME: insert proper C++ library support | |
222 | ld_shlibs=no | |
223 | ;; | |
82e23236 | 224 | esac |
4f4caf92 | 225 | ;; |
43d8d958 AT |
226 | |
227 | darwin* | rhapsody*) | |
228 | case "$host_os" in | |
229 | rhapsody* | darwin1.[[012]]) | |
230 | allow_undefined_flag='-undefined suppress' | |
231 | ;; | |
232 | *) # Darwin 1.3 on | |
233 | if test -z ${MACOSX_DEPLOYMENT_TARGET} ; then | |
234 | allow_undefined_flag='-flat_namespace -undefined suppress' | |
235 | else | |
236 | case ${MACOSX_DEPLOYMENT_TARGET} in | |
237 | 10.[[012]]) | |
238 | allow_undefined_flag='-flat_namespace -undefined suppress' | |
239 | ;; | |
240 | 10.*) | |
241 | allow_undefined_flag='-undefined dynamic_lookup' | |
242 | ;; | |
243 | esac | |
244 | fi | |
245 | ;; | |
246 | esac | |
247 | # Disable shared library build on OS-X older than 10.3. | |
248 | case $host_os in | |
249 | darwin[1-6]*) | |
250 | can_build_shared=no | |
251 | ;; | |
252 | darwin7*) | |
253 | can_build_shared=yes | |
254 | ;; | |
255 | esac | |
256 | output_verbose_link_cmd='echo' | |
aeb732c1 GK |
257 | |
258 | archive_cmds='$CXX -dynamiclib $allow_undefined_flag -o $lib $libobjs $deplibs $compiler_flags -install_name $rpath/$soname $verstring' | |
43d8d958 AT |
259 | module_cmds='$CC ${wl}-bind_at_load $allow_undefined_flag -o $lib -bundle $libobjs $deplibs$compiler_flags' |
260 | ||
261 | # Don't fix this by using the ld -exported_symbols_list flag, | |
262 | # it doesn't exist in older darwin ld's | |
263 | archive_expsym_cmds='sed -e "s,#.*,," -e "s,^[ ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC -r ${wl}-bind_at_load -keep_private_externs -nostdlib -o ${lib}-master.o $libobjs~$CC -dynamiclib $allow_undefined_flag -o $lib ${lib}-master.o $deplibs $compiler_flags -install_name $rpath/$soname $verstring~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}' | |
264 | module_expsym_cmds='sed -e "s,#.*,," -e "s,^[ ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC $allow_undefined_flag -o $lib -bundle $libobjs $deplibs$compiler_flags~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}' | |
265 | hardcode_direct=no | |
266 | hardcode_automatic=yes | |
267 | hardcode_shlibpath_var=unsupported | |
43d8d958 AT |
268 | link_all_deplibs=yes |
269 | ;; | |
270 | ||
4f4caf92 | 271 | dgux*) |
82e23236 | 272 | case $cc_basename in |
4f4caf92 AO |
273 | ec++) |
274 | # FIXME: insert proper C++ library support | |
275 | ld_shlibs=no | |
276 | ;; | |
277 | ghcx) | |
278 | # Green Hills C++ Compiler | |
279 | # FIXME: insert proper C++ library support | |
280 | ld_shlibs=no | |
281 | ;; | |
282 | *) | |
283 | # FIXME: insert proper C++ library support | |
284 | ld_shlibs=no | |
285 | ;; | |
286 | esac | |
287 | ;; | |
06729913 LR |
288 | freebsd[12]*) |
289 | # C++ shared libraries reported to be fairly broken before switch to ELF | |
82e23236 | 290 | ld_shlibs=no |
7686cadf | 291 | ;; |
80dc6aa0 | 292 | freebsd* | kfreebsd*-gnu) |
06729913 LR |
293 | # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF |
294 | # conventions | |
295 | ld_shlibs=yes | |
296 | ;; | |
898c7238 AO |
297 | gnu*) |
298 | ;; | |
4f4caf92 | 299 | hpux*) |
99ffe40f | 300 | if test $with_gnu_ld = no; then |
a0af94a7 SE |
301 | case "$host_cpu" in |
302 | ia64*) | |
303 | hardcode_libdir_flag_spec='-L$libdir' | |
304 | hardcode_shlibpath_var=no ;; | |
305 | *) | |
306 | hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' ;; | |
307 | esac | |
308 | hardcode_direct=yes | |
99ffe40f AO |
309 | hardcode_libdir_separator=: |
310 | export_dynamic_flag_spec='${wl}-E' | |
311 | fi | |
82e23236 AO |
312 | hardcode_minus_L=yes # Not in the search PATH, but as the default |
313 | # location of the library. | |
82e23236 AO |
314 | |
315 | case $cc_basename in | |
4f4caf92 AO |
316 | CC) |
317 | # FIXME: insert proper C++ library support | |
318 | ld_shlibs=no | |
319 | ;; | |
320 | aCC) | |
82e23236 | 321 | case $host_os in |
06298abd AO |
322 | hpux9*) archive_cmds='$rm $output_objdir/$soname~$CC -b ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib' ;; |
323 | *) archive_cmds='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' ;; | |
4f4caf92 | 324 | esac |
4f4caf92 AO |
325 | # Commands to make compiler produce verbose output that lists |
326 | # what "hidden" libraries, object files and flags are used when | |
327 | # linking a shared library. | |
328 | # | |
329 | # There doesn't appear to be a way to prevent this compiler from | |
330 | # explicitly linking system object files so we need to strip them | |
331 | # from the output so that they don't get included in the library | |
332 | # dependencies. | |
33456445 | 333 | output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | egrep "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list' |
4f4caf92 AO |
334 | ;; |
335 | *) | |
82e23236 | 336 | if test $with_gcc = yes; then |
99ffe40f AO |
337 | if test $with_gnu_ld = no; then |
338 | case "$host_os" in | |
33456445 | 339 | hpux9*) archive_cmds='$rm $output_objdir/$soname~$CC -shared -nostdlib -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib' ;; |
a0af94a7 SE |
340 | *) |
341 | case "$host_cpu" in | |
342 | ia64*) | |
343 | archive_cmds='$LD -b +h $soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags' ;; | |
344 | *) | |
345 | archive_cmds='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' ;; | |
346 | esac | |
347 | ;; | |
99ffe40f AO |
348 | esac |
349 | fi | |
82e23236 AO |
350 | else |
351 | # FIXME: insert proper C++ library support | |
352 | ld_shlibs=no | |
353 | fi | |
4f4caf92 AO |
354 | ;; |
355 | esac | |
356 | ;; | |
357 | irix5* | irix6*) | |
82e23236 | 358 | case $cc_basename in |
4f4caf92 AO |
359 | CC) |
360 | # SGI C++ | |
361 | archive_cmds='$CC -shared -all -multigot $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' | |
06298abd AO |
362 | |
363 | # Archives containing C++ object files must be created using | |
364 | # "CC -ar", where "CC" is the IRIX C++ compiler. This is | |
365 | # necessary to make sure instantiated templates are included | |
366 | # in the archive. | |
367 | old_archive_cmds='$CC -ar -WR,-u -o $oldlib $oldobjs' | |
368 | ;; | |
4f4caf92 AO |
369 | *) |
370 | if test "$with_gcc" = yes; then | |
371 | if test "$with_gnu_ld" = no; then | |
6ebe3121 | 372 | archive_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib' |
4f4caf92 | 373 | else |
fffeb871 | 374 | archive_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo -set_version $verstring` -o $lib' |
4f4caf92 AO |
375 | fi |
376 | fi | |
377 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' | |
378 | hardcode_libdir_separator=: | |
379 | link_all_deplibs=yes | |
380 | ;; | |
381 | esac | |
382 | ;; | |
383 | linux*) | |
82e23236 | 384 | case $cc_basename in |
4f4caf92 AO |
385 | KCC) |
386 | # Kuck and Associates, Inc. (KAI) C++ Compiler | |
387 | ||
388 | # KCC will only create a shared library if the output file | |
389 | # ends with ".so" (or ".sl" for HP-UX), so rename the library | |
390 | # to its proper name (with version) after linking. | |
06298abd AO |
391 | archive_cmds='templib=`echo $lib | sed -e "s/\.so\..*/\.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib' |
392 | archive_expsym_cmds='templib=`echo $lib | sed -e "s/\.so\..*/\.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib ${wl}-retain-symbols-file,$export_symbols; mv \$templib $lib' | |
4f4caf92 AO |
393 | |
394 | # Commands to make compiler produce verbose output that lists | |
395 | # what "hidden" libraries, object files and flags are used when | |
396 | # linking a shared library. | |
397 | # | |
398 | # There doesn't appear to be a way to prevent this compiler from | |
399 | # explicitly linking system object files so we need to strip them | |
400 | # from the output so that they don't get included in the library | |
401 | # dependencies. | |
33456445 | 402 | output_verbose_link_cmd='templist=`$CC $CFLAGS -v conftest.$objext -o libconftest.so 2>&1 | egrep "ld"`; rm -f libconftest.so; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list' |
4f4caf92 AO |
403 | |
404 | hardcode_libdir_flag_spec='${wl}--rpath,$libdir' | |
405 | export_dynamic_flag_spec='${wl}--export-dynamic' | |
406 | ||
407 | # Archives containing C++ object files must be created using | |
408 | # "CC -Bstatic", where "CC" is the KAI C++ compiler. | |
409 | old_archive_cmds='$CC -Bstatic -o $oldlib $oldobjs' | |
410 | ;; | |
411 | cxx) | |
412 | # Compaq C++ | |
06298abd AO |
413 | archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib' |
414 | archive_expsym_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib ${wl}-retain-symbols-file $wl$export_symbols' | |
4f4caf92 AO |
415 | |
416 | runpath_var=LD_RUN_PATH | |
417 | hardcode_libdir_flag_spec='-rpath $libdir' | |
418 | hardcode_libdir_separator=: | |
419 | ||
420 | # Commands to make compiler produce verbose output that lists | |
421 | # what "hidden" libraries, object files and flags are used when | |
422 | # linking a shared library. | |
423 | # | |
424 | # There doesn't appear to be a way to prevent this compiler from | |
425 | # explicitly linking system object files so we need to strip them | |
426 | # from the output so that they don't get included in the library | |
427 | # dependencies. | |
33456445 | 428 | output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "ld"`; templist=`echo $templist | sed "s/\(^.*ld.*\)\( .*ld .*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list' |
4f4caf92 AO |
429 | ;; |
430 | esac | |
431 | ;; | |
432 | lynxos*) | |
433 | # FIXME: insert proper C++ library support | |
434 | ld_shlibs=no | |
435 | ;; | |
436 | m88k*) | |
437 | # FIXME: insert proper C++ library support | |
438 | ld_shlibs=no | |
439 | ;; | |
440 | mvs*) | |
82e23236 | 441 | case $cc_basename in |
4f4caf92 AO |
442 | cxx) |
443 | # FIXME: insert proper C++ library support | |
444 | ld_shlibs=no | |
445 | ;; | |
446 | *) | |
447 | # FIXME: insert proper C++ library support | |
448 | ld_shlibs=no | |
449 | ;; | |
82e23236 | 450 | esac |
4f4caf92 | 451 | ;; |
80dc6aa0 | 452 | netbsd* | knetbsd*-gnu) |
3dd7094e | 453 | # NetBSD uses g++ - do we need to do anything? |
4f4caf92 AO |
454 | ;; |
455 | osf3*) | |
82e23236 | 456 | case $cc_basename in |
4f4caf92 AO |
457 | KCC) |
458 | # Kuck and Associates, Inc. (KAI) C++ Compiler | |
459 | ||
460 | # KCC will only create a shared library if the output file | |
461 | # ends with ".so" (or ".sl" for HP-UX), so rename the library | |
462 | # to its proper name (with version) after linking. | |
06298abd | 463 | archive_cmds='templib=`echo $lib | sed -e "s/\.so\..*/\.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib' |
4f4caf92 AO |
464 | |
465 | hardcode_libdir_flag_spec='${wl}-rpath,$libdir' | |
466 | hardcode_libdir_separator=: | |
467 | ||
468 | # Archives containing C++ object files must be created using | |
469 | # "CC -Bstatic", where "CC" is the KAI C++ compiler. | |
470 | old_archive_cmds='$CC -Bstatic -o $oldlib $oldobjs' | |
471 | ||
472 | ;; | |
473 | RCC) | |
474 | # Rational C++ 2.4.1 | |
475 | # FIXME: insert proper C++ library support | |
476 | ld_shlibs=no | |
477 | ;; | |
478 | cxx) | |
479 | allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' | |
06298abd | 480 | archive_cmds='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $soname `test -n "$verstring" && echo ${wl}-set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' |
4f4caf92 AO |
481 | |
482 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' | |
483 | hardcode_libdir_separator=: | |
484 | ||
485 | # Commands to make compiler produce verbose output that lists | |
486 | # what "hidden" libraries, object files and flags are used when | |
487 | # linking a shared library. | |
488 | # | |
489 | # There doesn't appear to be a way to prevent this compiler from | |
490 | # explicitly linking system object files so we need to strip them | |
491 | # from the output so that they don't get included in the library | |
492 | # dependencies. | |
33456445 | 493 | output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "ld" | grep -v "ld:"`; templist=`echo $templist | sed "s/\(^.*ld.*\)\( .*ld.*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list' |
4f4caf92 AO |
494 | ;; |
495 | *) | |
55fce0eb SP |
496 | if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then |
497 | allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' | |
498 | archive_cmds='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib' | |
499 | ||
500 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' | |
501 | hardcode_libdir_separator=: | |
502 | ||
503 | # Commands to make compiler produce verbose output that lists | |
504 | # what "hidden" libraries, object files and flags are used when | |
505 | # linking a shared library. | |
506 | output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"' | |
507 | else | |
508 | # FIXME: insert proper C++ library support | |
509 | ld_shlibs=no | |
510 | fi | |
4f4caf92 AO |
511 | ;; |
512 | esac | |
513 | ;; | |
514 | osf4* | osf5*) | |
82e23236 | 515 | case $cc_basename in |
4f4caf92 AO |
516 | KCC) |
517 | # Kuck and Associates, Inc. (KAI) C++ Compiler | |
518 | ||
519 | # KCC will only create a shared library if the output file | |
520 | # ends with ".so" (or ".sl" for HP-UX), so rename the library | |
521 | # to its proper name (with version) after linking. | |
06298abd | 522 | archive_cmds='templib=`echo $lib | sed -e "s/\.so\..*/\.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib' |
4f4caf92 AO |
523 | |
524 | hardcode_libdir_flag_spec='${wl}-rpath,$libdir' | |
525 | hardcode_libdir_separator=: | |
526 | ||
527 | # Archives containing C++ object files must be created using | |
528 | # the KAI C++ compiler. | |
529 | old_archive_cmds='$CC -o $oldlib $oldobjs' | |
530 | ;; | |
531 | RCC) | |
532 | # Rational C++ 2.4.1 | |
533 | # FIXME: insert proper C++ library support | |
534 | ld_shlibs=no | |
535 | ;; | |
536 | cxx) | |
82e23236 AO |
537 | allow_undefined_flag=' -expect_unresolved \*' |
538 | archive_cmds='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' | |
75b9074c AO |
539 | archive_expsym_cmds='for i in `cat $export_symbols`; do printf "-exported_symbol " >> $lib.exp; echo "\$i" >> $lib.exp; done~ |
540 | echo "-hidden">> $lib.exp~ | |
541 | $CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname -Wl,-input -Wl,$lib.exp `test -n "$verstring" && echo -set_version $verstring` -update_registry $objdir/so_locations -o $lib~ | |
542 | $rm $lib.exp' | |
82e23236 AO |
543 | |
544 | hardcode_libdir_flag_spec='-rpath $libdir' | |
4f4caf92 AO |
545 | hardcode_libdir_separator=: |
546 | ||
547 | # Commands to make compiler produce verbose output that lists | |
548 | # what "hidden" libraries, object files and flags are used when | |
549 | # linking a shared library. | |
550 | # | |
551 | # There doesn't appear to be a way to prevent this compiler from | |
552 | # explicitly linking system object files so we need to strip them | |
553 | # from the output so that they don't get included in the library | |
554 | # dependencies. | |
33456445 | 555 | output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "ld" | grep -v "ld:"`; templist=`echo $templist | sed "s/\(^.*ld.*\)\( .*ld.*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list' |
4f4caf92 AO |
556 | ;; |
557 | *) | |
55fce0eb SP |
558 | if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then |
559 | allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' | |
560 | archive_cmds='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $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 $lib' | |
561 | ||
562 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' | |
563 | hardcode_libdir_separator=: | |
564 | ||
565 | # Commands to make compiler produce verbose output that lists | |
566 | # what "hidden" libraries, object files and flags are used when | |
567 | # linking a shared library. | |
568 | output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"' | |
569 | else | |
570 | # FIXME: insert proper C++ library support | |
571 | ld_shlibs=no | |
572 | fi | |
4f4caf92 AO |
573 | ;; |
574 | esac | |
575 | ;; | |
576 | psos*) | |
577 | # FIXME: insert proper C++ library support | |
578 | ld_shlibs=no | |
579 | ;; | |
580 | sco*) | |
82e23236 | 581 | case $cc_basename in |
4f4caf92 AO |
582 | CC) |
583 | # FIXME: insert proper C++ library support | |
584 | ld_shlibs=no | |
585 | ;; | |
586 | *) | |
587 | # FIXME: insert proper C++ library support | |
588 | ld_shlibs=no | |
589 | ;; | |
590 | esac | |
591 | ;; | |
592 | sunos4*) | |
82e23236 | 593 | case $cc_basename in |
4f4caf92 AO |
594 | CC) |
595 | # Sun C++ 4.x | |
596 | # FIXME: insert proper C++ library support | |
597 | ld_shlibs=no | |
598 | ;; | |
599 | lcc) | |
600 | # Lucid | |
601 | # FIXME: insert proper C++ library support | |
602 | ld_shlibs=no | |
603 | ;; | |
604 | *) | |
605 | # FIXME: insert proper C++ library support | |
606 | ld_shlibs=no | |
607 | ;; | |
608 | esac | |
609 | ;; | |
610 | solaris*) | |
82e23236 | 611 | case $cc_basename in |
4f4caf92 AO |
612 | CC) |
613 | # Sun C++ 4.2, 5.x and Centerline C++ | |
75b9074c | 614 | no_undefined_flag=' -zdefs' |
06298abd | 615 | archive_cmds='$CC -G${allow_undefined_flag} -nolib -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' |
4f4caf92 | 616 | archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ |
06298abd | 617 | $CC -G${allow_undefined_flag} -nolib ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$rm $lib.exp' |
4f4caf92 AO |
618 | |
619 | hardcode_libdir_flag_spec='-R$libdir' | |
620 | hardcode_shlibpath_var=no | |
82e23236 | 621 | case $host_os in |
4f4caf92 AO |
622 | solaris2.[0-5] | solaris2.[0-5].*) ;; |
623 | *) | |
624 | # The C++ compiler is used as linker so we must use $wl | |
625 | # flag to pass the commands to the underlying system | |
626 | # linker. | |
627 | # Supported since Solaris 2.6 (maybe 2.5.1?) | |
628 | whole_archive_flag_spec='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract' | |
629 | ;; | |
630 | esac | |
631 | link_all_deplibs=yes | |
632 | ||
633 | # Commands to make compiler produce verbose output that lists | |
634 | # what "hidden" libraries, object files and flags are used when | |
635 | # linking a shared library. | |
636 | # | |
637 | # There doesn't appear to be a way to prevent this compiler from | |
638 | # explicitly linking system object files so we need to strip them | |
639 | # from the output so that they don't get included in the library | |
640 | # dependencies. | |
33456445 | 641 | output_verbose_link_cmd='templist=`$CC -G $CFLAGS -v conftest.$objext 2>&1 | egrep "\-R|\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list' |
4f4caf92 AO |
642 | |
643 | # Archives containing C++ object files must be created using | |
644 | # "CC -xar", where "CC" is the Sun C++ compiler. This is | |
645 | # necessary to make sure instantiated templates are included | |
646 | # in the archive. | |
647 | old_archive_cmds='$CC -xar -o $oldlib $oldobjs' | |
648 | ;; | |
649 | gcx) | |
650 | # Green Hills C++ Compiler | |
06298abd | 651 | archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib' |
4f4caf92 AO |
652 | |
653 | # The C++ compiler must be used to create the archive. | |
654 | old_archive_cmds='$CC $LDFLAGS -archive -o $oldlib $oldobjs' | |
655 | ;; | |
656 | *) | |
657 | # GNU C++ compiler with Solaris linker | |
658 | if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then | |
75b9074c | 659 | no_undefined_flag=' ${wl}-z ${wl}defs' |
4f4caf92 | 660 | if $CC --version | egrep -v '^2\.7' > /dev/null; then |
274aef32 | 661 | archive_cmds='$CC -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib' |
4f4caf92 | 662 | archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ |
274aef32 | 663 | $CC -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$rm $lib.exp' |
4f4caf92 AO |
664 | |
665 | # Commands to make compiler produce verbose output that lists | |
666 | # what "hidden" libraries, object files and flags are used when | |
667 | # linking a shared library. | |
33456445 | 668 | output_verbose_link_cmd="$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep \"\-L\"" |
4f4caf92 AO |
669 | else |
670 | # g++ 2.7 appears to require `-G' NOT `-shared' on this | |
671 | # platform. | |
274aef32 | 672 | archive_cmds='$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib' |
4f4caf92 | 673 | archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ |
274aef32 | 674 | $CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$rm $lib.exp' |
4f4caf92 AO |
675 | |
676 | # Commands to make compiler produce verbose output that lists | |
677 | # what "hidden" libraries, object files and flags are used when | |
678 | # linking a shared library. | |
33456445 | 679 | output_verbose_link_cmd="$CC -G $CFLAGS -v conftest.$objext 2>&1 | egrep \"\-L\"" |
4f4caf92 AO |
680 | fi |
681 | ||
682 | hardcode_libdir_flag_spec='${wl}-R $wl$libdir' | |
683 | fi | |
684 | ;; | |
82e23236 | 685 | esac |
4f4caf92 AO |
686 | ;; |
687 | tandem*) | |
82e23236 | 688 | case $cc_basename in |
4f4caf92 AO |
689 | NCC) |
690 | # NonStop-UX NCC 3.20 | |
691 | # FIXME: insert proper C++ library support | |
692 | ld_shlibs=no | |
693 | ;; | |
694 | *) | |
695 | # FIXME: insert proper C++ library support | |
696 | ld_shlibs=no | |
697 | ;; | |
82e23236 | 698 | esac |
4f4caf92 | 699 | ;; |
1abb828a D |
700 | tpf*) |
701 | ld_shlibs=yes | |
702 | ;; | |
4f4caf92 AO |
703 | unixware*) |
704 | # FIXME: insert proper C++ library support | |
705 | ld_shlibs=no | |
706 | ;; | |
707 | vxworks*) | |
708 | # FIXME: insert proper C++ library support | |
709 | ld_shlibs=no | |
710 | ;; | |
711 | *) | |
712 | # FIXME: insert proper C++ library support | |
713 | ld_shlibs=no | |
714 | ;; | |
715 | esac | |
716 | ||
717 | ||
718 | ## Compiler Characteristics: PIC flags, static flags, etc | |
719 | ||
720 | # We don't use cached values here since only the C compiler | |
721 | # characteristics should be cached. | |
722 | ac_cv_prog_cc_pic= | |
723 | ac_cv_prog_cc_shlib= | |
724 | ac_cv_prog_cc_wl= | |
725 | ac_cv_prog_cc_static= | |
726 | ac_cv_prog_cc_no_builtin= | |
727 | ac_cv_prog_cc_can_build_shared=$can_build_shared | |
728 | ||
8a8de62d MS |
729 | ac_cv_prog_cc_pic_works= |
730 | ac_cv_prog_cc_static_works= | |
4f4caf92 AO |
731 | |
732 | if test "$with_gcc" = yes; then | |
733 | ac_cv_prog_cc_wl='-Wl,' | |
734 | ac_cv_prog_cc_static='-static' | |
735 | ||
82e23236 | 736 | case $host_os in |
4f4caf92 | 737 | aix*) |
82e23236 AO |
738 | # All AIX code is PIC. |
739 | if test "$host_cpu" = ia64; then | |
740 | # AIX 5 now supports IA64 processor | |
741 | lt_cv_prog_cc_static='-Bstatic' | |
742 | else | |
743 | lt_cv_prog_cc_static='-bnso -bI:/lib/syscalls.exp' | |
744 | fi | |
976b230d | 745 | ;; |
75b9074c AO |
746 | amigaos*) |
747 | # FIXME: we need at least 68020 code to build shared libraries, but | |
748 | # adding the `-m68020' flag to GCC prevents building anything better, | |
749 | # like `-m68040'. | |
750 | ac_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4' | |
751 | ;; | |
752 | beos* | irix5* | irix6* | osf3* | osf4* | osf5*) | |
753 | # PIC is the default for these OSes. | |
b6b14b1b | 754 | ;; |
4f4caf92 AO |
755 | cygwin* | mingw* | os2*) |
756 | # This hack is so that the source file can tell whether it is being | |
757 | # built for inclusion in a dll (and should export symbols for example). | |
758 | ac_cv_prog_cc_pic='-DDLL_EXPORT' | |
759 | ;; | |
75b9074c AO |
760 | darwin* | rhapsody*) |
761 | # PIC is the default on this platform | |
762 | # Common symbols not allowed in MH_DYLIB files | |
43d8d958 | 763 | ac_cv_prog_cc_pic='-fno-common' |
75b9074c AO |
764 | ;; |
765 | *djgpp*) | |
766 | # DJGPP does not support shared libraries at all | |
767 | ac_cv_prog_cc_pic= | |
4f4caf92 AO |
768 | ;; |
769 | sysv4*MP*) | |
770 | if test -d /usr/nec; then | |
771 | ac_cv_prog_cc_pic=-Kconform_pic | |
772 | fi | |
773 | ;; | |
774 | *) | |
775 | ac_cv_prog_cc_pic='-fPIC' | |
776 | ;; | |
777 | esac | |
778 | else | |
82e23236 | 779 | case $host_os in |
0ef8b11b | 780 | aix4* | aix5*) |
4f4caf92 | 781 | # All AIX code is PIC. |
82e23236 AO |
782 | if test "$host_cpu" = ia64; then |
783 | # AIX 5 now supports IA64 processor | |
784 | lt_cv_prog_cc_static='-Bstatic' | |
785 | else | |
786 | lt_cv_prog_cc_static='-bnso -bI:/lib/syscalls.exp' | |
787 | fi | |
4f4caf92 AO |
788 | ;; |
789 | chorus*) | |
82e23236 | 790 | case $cc_basename in |
4f4caf92 AO |
791 | cxch68) |
792 | # Green Hills C++ Compiler | |
793 | # ac_cv_prog_cc_static="--no_auto_instantiation -u __main -u __premain -u _abort -r $COOL_DIR/lib/libOrb.a $MVME_DIR/lib/CC/libC.a $MVME_DIR/lib/classix/libcx.s.a" | |
794 | ;; | |
82e23236 | 795 | esac |
4f4caf92 AO |
796 | ;; |
797 | dgux*) | |
82e23236 | 798 | case $cc_basename in |
4f4caf92 AO |
799 | ec++) |
800 | ac_cv_prog_cc_pic='-KPIC' | |
801 | ;; | |
802 | ghcx) | |
803 | # Green Hills C++ Compiler | |
804 | ac_cv_prog_cc_pic='-pic' | |
805 | ;; | |
806 | *) | |
807 | ;; | |
808 | esac | |
809 | ;; | |
80dc6aa0 | 810 | freebsd* | kfreebsd*-gnu) |
4f4caf92 AO |
811 | # FreeBSD uses GNU C++ |
812 | ;; | |
898c7238 AO |
813 | gnu*) |
814 | ;; | |
4f4caf92 | 815 | hpux9* | hpux10* | hpux11*) |
82e23236 | 816 | case $cc_basename in |
4f4caf92 AO |
817 | CC) |
818 | ac_cv_prog_cc_wl='-Wl,' | |
819 | ac_cv_prog_cc_static="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive" | |
820 | ac_cv_prog_cc_pic='+Z' | |
821 | ;; | |
822 | aCC) | |
823 | ac_cv_prog_cc_wl='-Wl,' | |
824 | ac_cv_prog_cc_static="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive" | |
825 | ac_cv_prog_cc_pic='+Z' | |
826 | ;; | |
827 | *) | |
828 | ;; | |
829 | esac | |
830 | ;; | |
831 | irix5* | irix6*) | |
82e23236 | 832 | case $cc_basename in |
4f4caf92 AO |
833 | CC) |
834 | ac_cv_prog_cc_wl='-Wl,' | |
835 | ac_cv_prog_cc_static='-non_shared' | |
836 | ac_cv_prog_cc_pic='-KPIC' | |
837 | ;; | |
838 | *) | |
839 | ;; | |
840 | esac | |
841 | ;; | |
842 | linux*) | |
82e23236 | 843 | case $cc_basename in |
4f4caf92 AO |
844 | KCC) |
845 | # KAI C++ Compiler | |
846 | ac_cv_prog_cc_wl='--backend -Wl,' | |
847 | ac_cv_prog_cc_pic='-fPIC' | |
848 | ;; | |
849 | cxx) | |
850 | # Compaq C++ | |
851 | # Make sure the PIC flag is empty. It appears that all Alpha | |
852 | # Linux and Compaq Tru64 Unix objects are PIC. | |
853 | ac_cv_prog_cc_pic= | |
854 | ac_cv_prog_cc_static='-non_shared' | |
855 | ;; | |
856 | *) | |
857 | ;; | |
858 | esac | |
859 | ;; | |
860 | lynxos*) | |
861 | ;; | |
862 | m88k*) | |
863 | ;; | |
864 | mvs*) | |
82e23236 | 865 | case $cc_basename in |
4f4caf92 AO |
866 | cxx) |
867 | ac_cv_prog_cc_pic='-W c,exportall' | |
868 | ;; | |
869 | *) | |
870 | ;; | |
82e23236 | 871 | esac |
4f4caf92 AO |
872 | ;; |
873 | netbsd*) | |
874 | ;; | |
875 | osf3* | osf4* | osf5*) | |
82e23236 | 876 | case $cc_basename in |
4f4caf92 AO |
877 | KCC) |
878 | ac_cv_prog_cc_wl='--backend -Wl,' | |
879 | ;; | |
880 | RCC) | |
881 | # Rational C++ 2.4.1 | |
882 | ac_cv_prog_cc_pic='-pic' | |
883 | ;; | |
884 | cxx) | |
885 | # Digital/Compaq C++ | |
886 | ac_cv_prog_cc_wl='-Wl,' | |
887 | # Make sure the PIC flag is empty. It appears that all Alpha | |
888 | # Linux and Compaq Tru64 Unix objects are PIC. | |
889 | ac_cv_prog_cc_pic= | |
890 | ac_cv_prog_cc_static='-non_shared' | |
891 | ;; | |
892 | *) | |
893 | ;; | |
894 | esac | |
895 | ;; | |
896 | psos*) | |
897 | ;; | |
898 | sco*) | |
82e23236 | 899 | case $cc_basename in |
4f4caf92 AO |
900 | CC) |
901 | ac_cv_prog_cc_pic='-fPIC' | |
902 | ;; | |
903 | *) | |
904 | ;; | |
905 | esac | |
906 | ;; | |
907 | solaris*) | |
82e23236 | 908 | case $cc_basename in |
4f4caf92 AO |
909 | CC) |
910 | # Sun C++ 4.2, 5.x and Centerline C++ | |
911 | ac_cv_prog_cc_pic='-KPIC' | |
912 | ac_cv_prog_cc_static='-Bstatic' | |
913 | ac_cv_prog_cc_wl='-Qoption ld ' | |
914 | ;; | |
915 | gcx) | |
916 | # Green Hills C++ Compiler | |
917 | ac_cv_prog_cc_pic='-PIC' | |
918 | ;; | |
919 | *) | |
920 | ;; | |
82e23236 | 921 | esac |
4f4caf92 AO |
922 | ;; |
923 | sunos4*) | |
82e23236 | 924 | case $cc_basename in |
4f4caf92 AO |
925 | CC) |
926 | # Sun C++ 4.x | |
927 | ac_cv_prog_cc_pic='-pic' | |
928 | ac_cv_prog_cc_static='-Bstatic' | |
929 | ;; | |
930 | lcc) | |
931 | # Lucid | |
932 | ac_cv_prog_cc_pic='-pic' | |
933 | ;; | |
934 | *) | |
935 | ;; | |
936 | esac | |
937 | ;; | |
938 | tandem*) | |
82e23236 | 939 | case $cc_basename in |
4f4caf92 AO |
940 | NCC) |
941 | # NonStop-UX NCC 3.20 | |
942 | ac_cv_prog_cc_pic='-KPIC' | |
943 | ;; | |
944 | *) | |
945 | ;; | |
82e23236 | 946 | esac |
4f4caf92 AO |
947 | ;; |
948 | unixware*) | |
949 | ;; | |
950 | vxworks*) | |
951 | ;; | |
952 | *) | |
953 | ac_cv_prog_cc_can_build_shared=no | |
954 | ;; | |
955 | esac | |
956 | fi | |
b6b14b1b AO |
957 | |
958 | case "$host_os" in | |
959 | # Platforms which do not suport PIC and -DPIC is meaningless | |
960 | # on them: | |
961 | *djgpp*) | |
962 | ac_cv_prog_cc_pic= | |
963 | ;; | |
964 | *) | |
965 | ac_cv_prog_cc_pic="$ac_cv_prog_cc_pic -DPIC" | |
966 | ;; | |
967 | esac | |
4f4caf92 AO |
968 | |
969 | ||
970 | # Figure out "hidden" C++ library dependencies from verbose | |
971 | # compiler output whening linking a shared library. | |
972 | cat > conftest.$ac_ext <<EOF | |
973 | class Foo | |
974 | { | |
975 | public: | |
976 | Foo (void) { a = 0; } | |
977 | private: | |
978 | int a; | |
979 | }; | |
980 | EOF | |
981 | ||
982 | ||
45291dd5 | 983 | if (eval $ac_compile) 2>&5; then |
4f4caf92 AO |
984 | # Parse the compiler output and extract the necessary |
985 | # objects, libraries and library flags. | |
986 | ||
987 | # Sentinel used to keep track of whether or not we are before | |
988 | # the conftest object file. | |
989 | pre_test_object_deps_done=no | |
990 | ||
33456445 | 991 | for p in `eval $output_verbose_link_cmd`; do |
4f4caf92 AO |
992 | |
993 | case $p in | |
994 | ||
995 | -L* | -R* | -l*) | |
996 | # Some compilers place space between "-{L,R}" and the path. | |
997 | # Remove the space. | |
998 | if test $p = "-L" \ | |
999 | || test $p = "-R"; then | |
1000 | prev=$p | |
1001 | continue | |
1002 | else | |
1003 | prev= | |
1004 | fi | |
1005 | ||
1006 | if test "$pre_test_object_deps_done" = no; then | |
1007 | case $p in | |
1008 | -L* | -R*) | |
1009 | # Internal compiler library paths should come after those | |
1010 | # provided the user. The postdeps already come after the | |
1011 | # user supplied libs so there is no need to process them. | |
1012 | if test -z "$compiler_lib_search_path"; then | |
1013 | compiler_lib_search_path="${prev}${p}" | |
1014 | else | |
1015 | compiler_lib_search_path="${compiler_lib_search_path} ${prev}${p}" | |
1016 | fi | |
1017 | ;; | |
1018 | # The "-l" case would never come before the object being | |
1019 | # linked, so don't bother handling this case. | |
1020 | esac | |
1021 | else | |
1022 | if test -z "$postdeps"; then | |
1023 | postdeps="${prev}${p}" | |
1024 | else | |
1025 | postdeps="${postdeps} ${prev}${p}" | |
1026 | fi | |
1027 | fi | |
1028 | ;; | |
1029 | ||
1030 | *.$objext) | |
1031 | # This assumes that the test object file only shows up | |
1032 | # once in the compiler output. | |
1033 | if test "$p" = "conftest.$objext"; then | |
1034 | pre_test_object_deps_done=yes | |
1035 | continue | |
1036 | fi | |
1037 | ||
1038 | if test "$pre_test_object_deps_done" = no; then | |
1039 | if test -z "$predep_objects"; then | |
1040 | predep_objects="$p" | |
1041 | else | |
1042 | predep_objects="$predep_objects $p" | |
1043 | fi | |
1044 | else | |
1045 | if test -z "$postdep_objects"; then | |
1046 | postdep_objects="$p" | |
1047 | else | |
1048 | postdep_objects="$postdep_objects $p" | |
1049 | fi | |
1050 | fi | |
1051 | ;; | |
1052 | ||
1053 | *) ;; # Ignore the rest. | |
1054 | ||
1055 | esac | |
1056 | done | |
1057 | ||
1058 | # Clean up. | |
1059 | rm -f a.out | |
1060 | else | |
1061 | echo "ltcf-cxx.sh: error: problem compiling test program" | |
1062 | fi | |
1063 | ||
1064 | $rm -f confest.$objext | |
1065 | ||
89820b43 AO |
1066 | case " $postdeps " in |
1067 | *" -lc "*) need_lc=no ;; | |
1068 | *) need_lc=yes ;; | |
1069 | esac |