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1 | #### This script is meant to be sourced by ltconfig. |
2 | ||
4f4caf92 AO |
3 | # ltcf-cxx.sh - Create a C++ compiler specific configuration |
4 | # | |
5 | # Copyright (C) 1996-1999,2000 Free Software Foundation, Inc. | |
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 $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then | |
66 | with_gcc=yes | |
67 | ||
68 | # Set up default GNU C++ configuration | |
69 | ||
70 | # Check if GNU C++ uses GNU ld as the underlying linker, since the | |
71 | # archiving commands below assume that GNU ld is being used. | |
72 | if eval "`$CC -print-prog-name=ld` --version 2>&1" | \ | |
73 | egrep 'GNU ld' > /dev/null; then | |
74 | with_gnu_ld=yes | |
75 | ||
76 | archive_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib' | |
77 | archive_expsym_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' | |
78 | ||
79 | hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir' | |
80 | export_dynamic_flag_spec='${wl}--export-dynamic' | |
81 | ||
82 | # If archive_cmds runs LD, not CC, wlarc should be empty | |
83 | # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to | |
84 | # investigate it a little bit more. (MM) | |
85 | wlarc='${wl}' | |
86 | ||
87 | # ancient GNU ld didn't support --whole-archive et. al. | |
88 | if eval "`$CC -print-prog-name=ld` --help 2>&1" | \ | |
89 | egrep 'no-whole-archive' > /dev/null; then | |
90 | whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive' | |
91 | else | |
92 | whole_archive_flag_spec= | |
93 | fi | |
94 | else | |
95 | with_gnu_ld=no | |
96 | wlarc= | |
97 | ||
98 | # A generic and very simple default shared library creation | |
99 | # command for GNU C++ for the case where it uses the native | |
100 | # linker, instead of GNU ld. If possible, this setting should | |
101 | # overridden to take advantage of the native linker features on | |
102 | # the platform it is being used on. | |
103 | archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib' | |
104 | fi | |
105 | ||
106 | # Commands to make compiler produce verbose output that lists | |
107 | # what "hidden" libraries, object files and flags are used when | |
108 | # linking a shared library. | |
109 | output_verbose_link_cmds='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"' | |
110 | ||
111 | else | |
112 | with_gcc=no | |
113 | with_gnu_ld=no | |
114 | wlarc= | |
115 | fi | |
116 | ||
117 | # In general, the C++ compiler should always link C++ objects. | |
118 | case $target in | |
119 | *aix3* | *aix4*) | |
120 | # AIX just has to be different, doesn't it? :-\ | |
121 | LD=makeC++SharedLib_r | |
122 | LDFLAGS="$LDFLAGS -p 0" | |
123 | ;; | |
124 | *) | |
125 | LD="$CC" | |
126 | LDFLAGS="$LDFLAGS" | |
127 | ;; | |
128 | esac | |
129 | ||
130 | ||
131 | # PORTME: fill in a description of your system's C++ link characteristics | |
132 | case "$host_os" in | |
133 | aix3*) | |
134 | # FIXME: insert proper C++ library support | |
135 | ld_shlibs=no | |
136 | ;; | |
137 | aix4*) | |
138 | # FIXME: insert proper C++ library support | |
139 | ld_shlibs=no | |
140 | ;; | |
141 | chorus*) | |
142 | case "$cc_basename" in | |
143 | *) | |
144 | # FIXME: insert proper C++ library support | |
145 | ld_shlibs=no | |
146 | ;; | |
147 | esac | |
148 | ;; | |
149 | dgux*) | |
150 | case "$cc_basename" in | |
151 | ec++) | |
152 | # FIXME: insert proper C++ library support | |
153 | ld_shlibs=no | |
154 | ;; | |
155 | ghcx) | |
156 | # Green Hills C++ Compiler | |
157 | # FIXME: insert proper C++ library support | |
158 | ld_shlibs=no | |
159 | ;; | |
160 | *) | |
161 | # FIXME: insert proper C++ library support | |
162 | ld_shlibs=no | |
163 | ;; | |
164 | esac | |
165 | ;; | |
166 | freebsd*) | |
167 | # FreeBSD uses GNU C++ and GNU ld | |
168 | # FIXME: insert proper C++ library support | |
169 | ld_shlibs=no | |
170 | ;; | |
171 | hpux*) | |
172 | case "$cc_basename" in | |
173 | CC) | |
174 | # FIXME: insert proper C++ library support | |
175 | ld_shlibs=no | |
176 | ;; | |
177 | aCC) | |
178 | case "$host_os" in | |
06298abd AO |
179 | hpux9*) archive_cmds='$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 $lib' ;; |
180 | *) archive_cmds='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' ;; | |
4f4caf92 AO |
181 | esac |
182 | hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' | |
183 | hardcode_libdir_separator=: | |
184 | hardcode_direct=yes | |
185 | hardcode_minus_L=yes # Not in the search PATH, but as the default | |
186 | # location of the library. | |
187 | export_dynamic_flag_spec='${wl}-E' | |
188 | ||
189 | # Commands to make compiler produce verbose output that lists | |
190 | # what "hidden" libraries, object files and flags are used when | |
191 | # linking a shared library. | |
192 | # | |
193 | # There doesn't appear to be a way to prevent this compiler from | |
194 | # explicitly linking system object files so we need to strip them | |
195 | # from the output so that they don't get included in the library | |
196 | # dependencies. | |
197 | output_verbose_link_cmds='templist=`($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 $list' | |
198 | ;; | |
199 | *) | |
200 | # FIXME: insert proper C++ library support | |
201 | ld_shlibs=no | |
202 | ;; | |
203 | esac | |
204 | ;; | |
205 | irix5* | irix6*) | |
206 | case "$cc_basename" in | |
207 | CC) | |
208 | # SGI C++ | |
209 | 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 $lib' | |
06298abd AO |
210 | |
211 | # Archives containing C++ object files must be created using | |
212 | # "CC -ar", where "CC" is the IRIX C++ compiler. This is | |
213 | # necessary to make sure instantiated templates are included | |
214 | # in the archive. | |
215 | old_archive_cmds='$CC -ar -WR,-u -o $oldlib $oldobjs' | |
216 | ;; | |
4f4caf92 AO |
217 | *) |
218 | if test "$with_gcc" = yes; then | |
219 | if test "$with_gnu_ld" = no; then | |
06298abd | 220 | archive_cmds='$CC -shared $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 $lib' |
4f4caf92 AO |
221 | else |
222 | archive_cmds='$LD -shared $predep_objects $libobjs $deplibs $postdep_objects $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -o $lib' | |
223 | fi | |
224 | fi | |
225 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' | |
226 | hardcode_libdir_separator=: | |
227 | link_all_deplibs=yes | |
228 | ;; | |
229 | esac | |
230 | ;; | |
231 | linux*) | |
232 | case "$cc_basename" in | |
233 | KCC) | |
234 | # Kuck and Associates, Inc. (KAI) C++ Compiler | |
235 | ||
236 | # KCC will only create a shared library if the output file | |
237 | # ends with ".so" (or ".sl" for HP-UX), so rename the library | |
238 | # to its proper name (with version) after linking. | |
06298abd AO |
239 | 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' |
240 | 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 $lib' | |
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241 | |
242 | # Commands to make compiler produce verbose output that lists | |
243 | # what "hidden" libraries, object files and flags are used when | |
244 | # linking a shared library. | |
245 | # | |
246 | # There doesn't appear to be a way to prevent this compiler from | |
247 | # explicitly linking system object files so we need to strip them | |
248 | # from the output so that they don't get included in the library | |
249 | # dependencies. | |
250 | output_verbose_link_cmds='templist=`$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 $list' | |
251 | ||
252 | hardcode_libdir_flag_spec='${wl}--rpath,$libdir' | |
253 | export_dynamic_flag_spec='${wl}--export-dynamic' | |
254 | ||
255 | # Archives containing C++ object files must be created using | |
256 | # "CC -Bstatic", where "CC" is the KAI C++ compiler. | |
257 | old_archive_cmds='$CC -Bstatic -o $oldlib $oldobjs' | |
258 | ;; | |
259 | cxx) | |
260 | # Compaq C++ | |
06298abd AO |
261 | archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib' |
262 | archive_expsym_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib ${wl}-retain-symbols-file $wl$export_symbols' | |
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263 | |
264 | runpath_var=LD_RUN_PATH | |
265 | hardcode_libdir_flag_spec='-rpath $libdir' | |
266 | hardcode_libdir_separator=: | |
267 | ||
268 | # Commands to make compiler produce verbose output that lists | |
269 | # what "hidden" libraries, object files and flags are used when | |
270 | # linking a shared library. | |
271 | # | |
272 | # There doesn't appear to be a way to prevent this compiler from | |
273 | # explicitly linking system object files so we need to strip them | |
274 | # from the output so that they don't get included in the library | |
275 | # dependencies. | |
276 | output_verbose_link_cmds='templist=`$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 $list' | |
277 | ;; | |
278 | esac | |
279 | ;; | |
280 | lynxos*) | |
281 | # FIXME: insert proper C++ library support | |
282 | ld_shlibs=no | |
283 | ;; | |
284 | m88k*) | |
285 | # FIXME: insert proper C++ library support | |
286 | ld_shlibs=no | |
287 | ;; | |
288 | mvs*) | |
289 | case "$cc_basename" in | |
290 | cxx) | |
291 | # FIXME: insert proper C++ library support | |
292 | ld_shlibs=no | |
293 | ;; | |
294 | *) | |
295 | # FIXME: insert proper C++ library support | |
296 | ld_shlibs=no | |
297 | ;; | |
298 | esac | |
299 | ;; | |
300 | netbsd*) | |
3dd7094e | 301 | # NetBSD uses g++ - do we need to do anything? |
4f4caf92 AO |
302 | ;; |
303 | osf3*) | |
304 | if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then | |
305 | allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' | |
306 | archive_cmds='$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 $lib' | |
307 | ||
308 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' | |
309 | hardcode_libdir_separator=: | |
310 | ||
311 | # Commands to make compiler produce verbose output that lists | |
312 | # what "hidden" libraries, object files and flags are used when | |
313 | # linking a shared library. | |
314 | output_verbose_link_cmds='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"' | |
315 | fi | |
316 | ||
317 | case "$cc_basename" in | |
318 | KCC) | |
319 | # Kuck and Associates, Inc. (KAI) C++ Compiler | |
320 | ||
321 | # KCC will only create a shared library if the output file | |
322 | # ends with ".so" (or ".sl" for HP-UX), so rename the library | |
323 | # to its proper name (with version) after linking. | |
06298abd | 324 | 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 $lib' |
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325 | |
326 | hardcode_libdir_flag_spec='${wl}-rpath,$libdir' | |
327 | hardcode_libdir_separator=: | |
328 | ||
329 | # Archives containing C++ object files must be created using | |
330 | # "CC -Bstatic", where "CC" is the KAI C++ compiler. | |
331 | old_archive_cmds='$CC -Bstatic -o $oldlib $oldobjs' | |
332 | ||
333 | ;; | |
334 | RCC) | |
335 | # Rational C++ 2.4.1 | |
336 | # FIXME: insert proper C++ library support | |
337 | ld_shlibs=no | |
338 | ;; | |
339 | cxx) | |
340 | allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' | |
06298abd | 341 | archive_cmds='$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 $lib' |
4f4caf92 AO |
342 | |
343 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' | |
344 | hardcode_libdir_separator=: | |
345 | ||
346 | # Commands to make compiler produce verbose output that lists | |
347 | # what "hidden" libraries, object files and flags are used when | |
348 | # linking a shared library. | |
349 | # | |
350 | # There doesn't appear to be a way to prevent this compiler from | |
351 | # explicitly linking system object files so we need to strip them | |
352 | # from the output so that they don't get included in the library | |
353 | # dependencies. | |
354 | output_verbose_link_cmds='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 $list' | |
355 | ;; | |
356 | *) | |
357 | # FIXME: insert proper C++ library support | |
358 | ld_shlibs=no | |
359 | ;; | |
360 | esac | |
361 | ;; | |
362 | osf4* | osf5*) | |
363 | if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then | |
364 | allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' | |
365 | archive_cmds='$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 $lib' | |
366 | ||
367 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' | |
368 | hardcode_libdir_separator=: | |
369 | ||
370 | # Commands to make compiler produce verbose output that lists | |
371 | # what "hidden" libraries, object files and flags are used when | |
372 | # linking a shared library. | |
373 | output_verbose_link_cmds='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"' | |
374 | fi | |
375 | ||
376 | case "$cc_basename" in | |
377 | KCC) | |
378 | # Kuck and Associates, Inc. (KAI) C++ Compiler | |
379 | ||
380 | # KCC will only create a shared library if the output file | |
381 | # ends with ".so" (or ".sl" for HP-UX), so rename the library | |
382 | # to its proper name (with version) after linking. | |
06298abd | 383 | 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 $lib' |
4f4caf92 AO |
384 | |
385 | hardcode_libdir_flag_spec='${wl}-rpath,$libdir' | |
386 | hardcode_libdir_separator=: | |
387 | ||
388 | # Archives containing C++ object files must be created using | |
389 | # the KAI C++ compiler. | |
390 | old_archive_cmds='$CC -o $oldlib $oldobjs' | |
391 | ;; | |
392 | RCC) | |
393 | # Rational C++ 2.4.1 | |
394 | # FIXME: insert proper C++ library support | |
395 | ld_shlibs=no | |
396 | ;; | |
397 | cxx) | |
398 | allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' | |
06298abd | 399 | archive_cmds='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-msym ${wl}-soname $soname `test -n "$verstring" && echo ${wl}-set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' |
4f4caf92 AO |
400 | |
401 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' | |
402 | hardcode_libdir_separator=: | |
403 | ||
404 | # Commands to make compiler produce verbose output that lists | |
405 | # what "hidden" libraries, object files and flags are used when | |
406 | # linking a shared library. | |
407 | # | |
408 | # There doesn't appear to be a way to prevent this compiler from | |
409 | # explicitly linking system object files so we need to strip them | |
410 | # from the output so that they don't get included in the library | |
411 | # dependencies. | |
412 | output_verbose_link_cmds='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 $list' | |
413 | ;; | |
414 | *) | |
415 | # FIXME: insert proper C++ library support | |
416 | ld_shlibs=no | |
417 | ;; | |
418 | esac | |
419 | ;; | |
420 | psos*) | |
421 | # FIXME: insert proper C++ library support | |
422 | ld_shlibs=no | |
423 | ;; | |
424 | sco*) | |
425 | case "$cc_basename" in | |
426 | CC) | |
427 | # FIXME: insert proper C++ library support | |
428 | ld_shlibs=no | |
429 | ;; | |
430 | *) | |
431 | # FIXME: insert proper C++ library support | |
432 | ld_shlibs=no | |
433 | ;; | |
434 | esac | |
435 | ;; | |
436 | sunos4*) | |
437 | case "$cc_basename" in | |
438 | CC) | |
439 | # Sun C++ 4.x | |
440 | # FIXME: insert proper C++ library support | |
441 | ld_shlibs=no | |
442 | ;; | |
443 | lcc) | |
444 | # Lucid | |
445 | # FIXME: insert proper C++ library support | |
446 | ld_shlibs=no | |
447 | ;; | |
448 | *) | |
449 | # FIXME: insert proper C++ library support | |
450 | ld_shlibs=no | |
451 | ;; | |
452 | esac | |
453 | ;; | |
454 | solaris*) | |
455 | case "$cc_basename" in | |
456 | CC) | |
457 | # Sun C++ 4.2, 5.x and Centerline C++ | |
458 | no_undefined_flag=' -ztext' | |
06298abd | 459 | archive_cmds='$CC -G${allow_undefined_flag} -nolib -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' |
4f4caf92 | 460 | archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ |
06298abd | 461 | $CC -G${allow_undefined_flag} -nolib ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$rm $lib.exp' |
4f4caf92 AO |
462 | |
463 | hardcode_libdir_flag_spec='-R$libdir' | |
464 | hardcode_shlibpath_var=no | |
465 | case "$host_os" in | |
466 | solaris2.[0-5] | solaris2.[0-5].*) ;; | |
467 | *) | |
468 | # The C++ compiler is used as linker so we must use $wl | |
469 | # flag to pass the commands to the underlying system | |
470 | # linker. | |
471 | # Supported since Solaris 2.6 (maybe 2.5.1?) | |
472 | whole_archive_flag_spec='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract' | |
473 | ;; | |
474 | esac | |
475 | link_all_deplibs=yes | |
476 | ||
477 | # Commands to make compiler produce verbose output that lists | |
478 | # what "hidden" libraries, object files and flags are used when | |
479 | # linking a shared library. | |
480 | # | |
481 | # There doesn't appear to be a way to prevent this compiler from | |
482 | # explicitly linking system object files so we need to strip them | |
483 | # from the output so that they don't get included in the library | |
484 | # dependencies. | |
485 | output_verbose_link_cmds='templist=`$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 $list' | |
486 | ||
487 | # Archives containing C++ object files must be created using | |
488 | # "CC -xar", where "CC" is the Sun C++ compiler. This is | |
489 | # necessary to make sure instantiated templates are included | |
490 | # in the archive. | |
491 | old_archive_cmds='$CC -xar -o $oldlib $oldobjs' | |
492 | ;; | |
493 | gcx) | |
494 | # Green Hills C++ Compiler | |
06298abd | 495 | archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib' |
4f4caf92 AO |
496 | |
497 | # The C++ compiler must be used to create the archive. | |
498 | old_archive_cmds='$CC $LDFLAGS -archive -o $oldlib $oldobjs' | |
499 | ;; | |
500 | *) | |
501 | # GNU C++ compiler with Solaris linker | |
502 | if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then | |
503 | if $CC --version | egrep -v '^2\.7' > /dev/null; then | |
504 | archive_cmds='$LD -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $linker_flags ${wl}-h $wl$soname -o $lib' | |
505 | archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ | |
506 | $LD -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags~$rm $lib.exp' | |
507 | ||
508 | # Commands to make compiler produce verbose output that lists | |
509 | # what "hidden" libraries, object files and flags are used when | |
510 | # linking a shared library. | |
511 | output_verbose_link_cmds="$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep \"\-L\"" | |
512 | else | |
513 | # g++ 2.7 appears to require `-G' NOT `-shared' on this | |
514 | # platform. | |
515 | archive_cmds='$LD -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $linker_flags ${wl}-h $wl$soname -o $lib' | |
516 | archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ | |
517 | $LD -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags~$rm $lib.exp' | |
518 | ||
519 | # Commands to make compiler produce verbose output that lists | |
520 | # what "hidden" libraries, object files and flags are used when | |
521 | # linking a shared library. | |
522 | output_verbose_link_cmds="$CC -G $CFLAGS -v conftest.$objext 2>&1 | egrep \"\-L\"" | |
523 | fi | |
524 | ||
525 | hardcode_libdir_flag_spec='${wl}-R $wl$libdir' | |
526 | fi | |
527 | ;; | |
528 | esac | |
529 | ;; | |
530 | tandem*) | |
531 | case "$cc_basename" in | |
532 | NCC) | |
533 | # NonStop-UX NCC 3.20 | |
534 | # FIXME: insert proper C++ library support | |
535 | ld_shlibs=no | |
536 | ;; | |
537 | *) | |
538 | # FIXME: insert proper C++ library support | |
539 | ld_shlibs=no | |
540 | ;; | |
541 | esac | |
542 | ;; | |
543 | unixware*) | |
544 | # FIXME: insert proper C++ library support | |
545 | ld_shlibs=no | |
546 | ;; | |
547 | vxworks*) | |
548 | # FIXME: insert proper C++ library support | |
549 | ld_shlibs=no | |
550 | ;; | |
551 | *) | |
552 | # FIXME: insert proper C++ library support | |
553 | ld_shlibs=no | |
554 | ;; | |
555 | esac | |
556 | ||
557 | ||
558 | ## Compiler Characteristics: PIC flags, static flags, etc | |
559 | ||
560 | # We don't use cached values here since only the C compiler | |
561 | # characteristics should be cached. | |
562 | ac_cv_prog_cc_pic= | |
563 | ac_cv_prog_cc_shlib= | |
564 | ac_cv_prog_cc_wl= | |
565 | ac_cv_prog_cc_static= | |
566 | ac_cv_prog_cc_no_builtin= | |
567 | ac_cv_prog_cc_can_build_shared=$can_build_shared | |
568 | ||
569 | # It is not enough to reset these cached values, they must be unset. | |
570 | unset ac_cv_prog_cc_pic_works | |
571 | unset ac_cv_prog_cc_static_works | |
572 | ||
573 | if test "$with_gcc" = yes; then | |
574 | ac_cv_prog_cc_wl='-Wl,' | |
575 | ac_cv_prog_cc_static='-static' | |
576 | ||
577 | case "$host_os" in | |
578 | beos* | irix5* | irix6* | osf3* | osf4* | osf5*) | |
579 | # PIC is the default for these OSes. | |
580 | ;; | |
581 | aix*) | |
582 | # Below there is a dirty hack to force normal static linking with -ldl | |
583 | # The problem is because libdl dynamically linked with both libc and | |
584 | # libC (AIX C++ library), which obviously doesn't included in libraries | |
585 | # list by gcc. This cause undefined symbols with -static flags. | |
586 | # This hack allows C programs to be linked with "-static -ldl", but | |
587 | # we not sure about C++ programs. | |
588 | ac_cv_prog_cc_static="$ac_cv_prog_cc_static ${ac_cv_prog_cc_wl}-lC" | |
589 | ;; | |
590 | cygwin* | mingw* | os2*) | |
591 | # This hack is so that the source file can tell whether it is being | |
592 | # built for inclusion in a dll (and should export symbols for example). | |
593 | ac_cv_prog_cc_pic='-DDLL_EXPORT' | |
594 | ;; | |
595 | amigaos*) | |
596 | # FIXME: we need at least 68020 code to build shared libraries, but | |
597 | # adding the `-m68020' flag to GCC prevents building anything better, | |
598 | # like `-m68040'. | |
599 | ac_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4' | |
600 | ;; | |
601 | sysv4*MP*) | |
602 | if test -d /usr/nec; then | |
603 | ac_cv_prog_cc_pic=-Kconform_pic | |
604 | fi | |
605 | ;; | |
606 | *) | |
607 | ac_cv_prog_cc_pic='-fPIC' | |
608 | ;; | |
609 | esac | |
610 | else | |
611 | case "$host_os" in | |
612 | aix4*) | |
613 | # All AIX code is PIC. | |
614 | ;; | |
615 | chorus*) | |
616 | case "$cc_basename" in | |
617 | cxch68) | |
618 | # Green Hills C++ Compiler | |
619 | # 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 $MVME_DIR/lib/classix/libcx.s.a" | |
620 | ;; | |
621 | esac | |
622 | ;; | |
623 | dgux*) | |
624 | case "$cc_basename" in | |
625 | ec++) | |
626 | ac_cv_prog_cc_pic='-KPIC' | |
627 | ;; | |
628 | ghcx) | |
629 | # Green Hills C++ Compiler | |
630 | ac_cv_prog_cc_pic='-pic' | |
631 | ;; | |
632 | *) | |
633 | ;; | |
634 | esac | |
635 | ;; | |
636 | freebsd*) | |
637 | # FreeBSD uses GNU C++ | |
638 | ;; | |
639 | hpux9* | hpux10* | hpux11*) | |
640 | case "$cc_basename" in | |
641 | CC) | |
642 | ac_cv_prog_cc_wl='-Wl,' | |
643 | ac_cv_prog_cc_static="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive" | |
644 | ac_cv_prog_cc_pic='+Z' | |
645 | ;; | |
646 | aCC) | |
647 | ac_cv_prog_cc_wl='-Wl,' | |
648 | ac_cv_prog_cc_static="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive" | |
649 | ac_cv_prog_cc_pic='+Z' | |
650 | ;; | |
651 | *) | |
652 | ;; | |
653 | esac | |
654 | ;; | |
655 | irix5* | irix6*) | |
656 | case "$cc_basename" in | |
657 | CC) | |
658 | ac_cv_prog_cc_wl='-Wl,' | |
659 | ac_cv_prog_cc_static='-non_shared' | |
660 | ac_cv_prog_cc_pic='-KPIC' | |
661 | ;; | |
662 | *) | |
663 | ;; | |
664 | esac | |
665 | ;; | |
666 | linux*) | |
667 | case "$cc_basename" in | |
668 | KCC) | |
669 | # KAI C++ Compiler | |
670 | ac_cv_prog_cc_wl='--backend -Wl,' | |
671 | ac_cv_prog_cc_pic='-fPIC' | |
672 | ;; | |
673 | cxx) | |
674 | # Compaq C++ | |
675 | # Make sure the PIC flag is empty. It appears that all Alpha | |
676 | # Linux and Compaq Tru64 Unix objects are PIC. | |
677 | ac_cv_prog_cc_pic= | |
678 | ac_cv_prog_cc_static='-non_shared' | |
679 | ;; | |
680 | *) | |
681 | ;; | |
682 | esac | |
683 | ;; | |
684 | lynxos*) | |
685 | ;; | |
686 | m88k*) | |
687 | ;; | |
688 | mvs*) | |
689 | case "$cc_basename" in | |
690 | cxx) | |
691 | ac_cv_prog_cc_pic='-W c,exportall' | |
692 | ;; | |
693 | *) | |
694 | ;; | |
695 | esac | |
696 | ;; | |
697 | netbsd*) | |
698 | ;; | |
699 | osf3* | osf4* | osf5*) | |
700 | case "$cc_basename" in | |
701 | KCC) | |
702 | ac_cv_prog_cc_wl='--backend -Wl,' | |
703 | ;; | |
704 | RCC) | |
705 | # Rational C++ 2.4.1 | |
706 | ac_cv_prog_cc_pic='-pic' | |
707 | ;; | |
708 | cxx) | |
709 | # Digital/Compaq C++ | |
710 | ac_cv_prog_cc_wl='-Wl,' | |
711 | # Make sure the PIC flag is empty. It appears that all Alpha | |
712 | # Linux and Compaq Tru64 Unix objects are PIC. | |
713 | ac_cv_prog_cc_pic= | |
714 | ac_cv_prog_cc_static='-non_shared' | |
715 | ;; | |
716 | *) | |
717 | ;; | |
718 | esac | |
719 | ;; | |
720 | psos*) | |
721 | ;; | |
722 | sco*) | |
723 | case "$cc_basename" in | |
724 | CC) | |
725 | ac_cv_prog_cc_pic='-fPIC' | |
726 | ;; | |
727 | *) | |
728 | ;; | |
729 | esac | |
730 | ;; | |
731 | solaris*) | |
732 | case "$cc_basename" in | |
733 | CC) | |
734 | # Sun C++ 4.2, 5.x and Centerline C++ | |
735 | ac_cv_prog_cc_pic='-KPIC' | |
736 | ac_cv_prog_cc_static='-Bstatic' | |
737 | ac_cv_prog_cc_wl='-Qoption ld ' | |
738 | ;; | |
739 | gcx) | |
740 | # Green Hills C++ Compiler | |
741 | ac_cv_prog_cc_pic='-PIC' | |
742 | ;; | |
743 | *) | |
744 | ;; | |
745 | esac | |
746 | ;; | |
747 | sunos4*) | |
748 | case "$cc_basename" in | |
749 | CC) | |
750 | # Sun C++ 4.x | |
751 | ac_cv_prog_cc_pic='-pic' | |
752 | ac_cv_prog_cc_static='-Bstatic' | |
753 | ;; | |
754 | lcc) | |
755 | # Lucid | |
756 | ac_cv_prog_cc_pic='-pic' | |
757 | ;; | |
758 | *) | |
759 | ;; | |
760 | esac | |
761 | ;; | |
762 | tandem*) | |
763 | case "$cc_basename" in | |
764 | NCC) | |
765 | # NonStop-UX NCC 3.20 | |
766 | ac_cv_prog_cc_pic='-KPIC' | |
767 | ;; | |
768 | *) | |
769 | ;; | |
770 | esac | |
771 | ;; | |
772 | unixware*) | |
773 | ;; | |
774 | vxworks*) | |
775 | ;; | |
776 | *) | |
777 | ac_cv_prog_cc_can_build_shared=no | |
778 | ;; | |
779 | esac | |
780 | fi | |
781 | ac_cv_prog_cc_pic="$ac_cv_prog_cc_pic -DPIC" | |
782 | ||
783 | ||
784 | # Figure out "hidden" C++ library dependencies from verbose | |
785 | # compiler output whening linking a shared library. | |
786 | cat > conftest.$ac_ext <<EOF | |
787 | class Foo | |
788 | { | |
789 | public: | |
790 | Foo (void) { a = 0; } | |
791 | private: | |
792 | int a; | |
793 | }; | |
794 | EOF | |
795 | ||
796 | ||
797 | if eval $ac_compile 2>&5; then | |
798 | # Parse the compiler output and extract the necessary | |
799 | # objects, libraries and library flags. | |
800 | ||
801 | # Sentinel used to keep track of whether or not we are before | |
802 | # the conftest object file. | |
803 | pre_test_object_deps_done=no | |
804 | ||
805 | for p in `eval $output_verbose_link_cmds`; do | |
806 | ||
807 | case $p in | |
808 | ||
809 | -L* | -R* | -l*) | |
810 | # Some compilers place space between "-{L,R}" and the path. | |
811 | # Remove the space. | |
812 | if test $p = "-L" \ | |
813 | || test $p = "-R"; then | |
814 | prev=$p | |
815 | continue | |
816 | else | |
817 | prev= | |
818 | fi | |
819 | ||
820 | if test "$pre_test_object_deps_done" = no; then | |
821 | case $p in | |
822 | -L* | -R*) | |
823 | # Internal compiler library paths should come after those | |
824 | # provided the user. The postdeps already come after the | |
825 | # user supplied libs so there is no need to process them. | |
826 | if test -z "$compiler_lib_search_path"; then | |
827 | compiler_lib_search_path="${prev}${p}" | |
828 | else | |
829 | compiler_lib_search_path="${compiler_lib_search_path} ${prev}${p}" | |
830 | fi | |
831 | ;; | |
832 | # The "-l" case would never come before the object being | |
833 | # linked, so don't bother handling this case. | |
834 | esac | |
835 | else | |
836 | if test -z "$postdeps"; then | |
837 | postdeps="${prev}${p}" | |
838 | else | |
839 | postdeps="${postdeps} ${prev}${p}" | |
840 | fi | |
841 | fi | |
842 | ;; | |
843 | ||
844 | *.$objext) | |
845 | # This assumes that the test object file only shows up | |
846 | # once in the compiler output. | |
847 | if test "$p" = "conftest.$objext"; then | |
848 | pre_test_object_deps_done=yes | |
849 | continue | |
850 | fi | |
851 | ||
852 | if test "$pre_test_object_deps_done" = no; then | |
853 | if test -z "$predep_objects"; then | |
854 | predep_objects="$p" | |
855 | else | |
856 | predep_objects="$predep_objects $p" | |
857 | fi | |
858 | else | |
859 | if test -z "$postdep_objects"; then | |
860 | postdep_objects="$p" | |
861 | else | |
862 | postdep_objects="$postdep_objects $p" | |
863 | fi | |
864 | fi | |
865 | ;; | |
866 | ||
867 | *) ;; # Ignore the rest. | |
868 | ||
869 | esac | |
870 | done | |
871 | ||
872 | # Clean up. | |
873 | rm -f a.out | |
874 | else | |
875 | echo "ltcf-cxx.sh: error: problem compiling test program" | |
876 | fi | |
877 | ||
878 | $rm -f confest.$objext | |
879 | ||
89820b43 AO |
880 | case " $postdeps " in |
881 | *" -lc "*) need_lc=no ;; | |
882 | *) need_lc=yes ;; | |
883 | esac |