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be98a80a ILT |
1 | #### This script is meant to be sourced by ltconfig. |
2 | ||
3 | # ltcf-cxx.sh - Create a C++ compiler specific configuration | |
4 | # | |
7487e485 | 5 | # Copyright (C) 1996-1999, 2000, 2001 Free Software Foundation, Inc. |
be98a80a ILT |
6 | # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 |
7 | # | |
8 | # Original C++ support by:Gary V. Vaughan <gvv@techie.com> | |
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 | ||
be98a80a | 117 | # PORTME: fill in a description of your system's C++ link characteristics |
469b781c | 118 | case $host_os in |
be98a80a ILT |
119 | aix3*) |
120 | # FIXME: insert proper C++ library support | |
121 | ld_shlibs=no | |
122 | ;; | |
469b781c AO |
123 | aix4* | aix5*) |
124 | archive_cmds='' | |
125 | hardcode_direct=yes | |
126 | hardcode_libdir_separator=':' | |
127 | link_all_deplibs=yes | |
128 | # When large executables or shared objects are built, AIX ld can | |
129 | # have problems creating the table of contents. If linking a library | |
130 | # or program results in "error TOC overflow" add -mminimal-toc to | |
131 | # CXXFLAGS/CFLAGS for g++/gcc. In the cases where that is not | |
132 | # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS. | |
133 | if test "$with_gcc" = yes; then | |
134 | case $host_os in aix4.[012]|aix4.[012].*) | |
135 | # We only want to do this on AIX 4.2 and lower, the check | |
136 | # below for broken collect2 doesn't work under 4.3+ | |
137 | collect2name=`${CC} -print-prog-name=collect2` | |
138 | if test -f "$collect2name" && \ | |
139 | strings "$collect2name" | grep resolve_lib_name >/dev/null | |
140 | then | |
141 | # We have reworked collect2 | |
142 | hardcode_direct=yes | |
143 | else | |
144 | # We have old collect2 | |
145 | hardcode_direct=unsupported | |
146 | # It fails to find uninstalled libraries when the uninstalled | |
147 | # path is not listed in the libpath. Setting hardcode_minus_L | |
148 | # to unsupported forces relinking | |
149 | hardcode_minus_L=yes | |
150 | hardcode_libdir_flag_spec='-L$libdir' | |
151 | hardcode_libdir_separator= | |
152 | fi | |
153 | esac | |
154 | shared_flag='-shared' | |
155 | else | |
156 | # not using gcc | |
157 | if test "$host_cpu" = ia64; then | |
158 | shared_flag='${wl}-G' | |
159 | else | |
160 | shared_flag='${wl}-bM:SRE' | |
161 | fi | |
162 | fi | |
163 | ||
164 | if test "$host_cpu" = ia64; then | |
165 | # On IA64, the linker does run time linking by default, so we don't | |
166 | # have to do anything special. | |
167 | aix_use_runtimelinking=no | |
168 | exp_sym_flag='-Bexport' | |
169 | no_entry_flag="" | |
170 | else | |
171 | # Test if we are trying to use run time linking, or normal AIX style linking. | |
172 | # If -brtl is somewhere in LDFLAGS, we need to do run time linking. | |
173 | aix_use_runtimelinking=no | |
174 | for ld_flag in $LDFLAGS; do | |
175 | if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl" ); then | |
176 | aix_use_runtimelinking=yes | |
177 | break | |
178 | fi | |
179 | done | |
180 | exp_sym_flag='-bexport' | |
181 | no_entry_flag='-bnoentry' | |
182 | fi | |
183 | # It seems that -bexpall does not export symbols beginning with | |
184 | # underscore (_), so it is better to generate a list of symbols to export. | |
be98a80a | 185 | always_export_symbols=yes |
469b781c AO |
186 | if test "$aix_use_runtimelinking" = yes; then |
187 | hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib' | |
188 | allow_undefined_flag=' -Wl,-G' | |
189 | archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${allow_undefined_flag} '"\${wl}$no_entry_flag \${wl}-brtl \${wl}$exp_sym_flag:\$export_symbols" | |
190 | else | |
191 | if test "$host_cpu" = ia64; then | |
192 | hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib' | |
193 | allow_undefined_flag="-z nodefs" | |
194 | 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" | |
195 | else | |
196 | hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib' | |
197 | # Warning - without using the other run time loading flags, -berok will | |
198 | # link without error, but may produce a broken library. | |
199 | no_undefined_flag='${wl}-bnoerok' | |
200 | allow_undefined_flag='${wl}-berok" | |
201 | # -bexpall does not export symbols beginning with underscore (_) | |
202 | always_export_symbols=yes | |
203 | # Exported symbols can be pulled into shared objects from archives | |
204 | whole_archive_flag_spec=' ' | |
205 | build_libtool_need_lc=yes | |
206 | # This is similar to how AIX traditionally builds it's shared libraries. | |
207 | 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' | |
208 | fi | |
209 | fi | |
be98a80a ILT |
210 | ;; |
211 | chorus*) | |
469b781c | 212 | case $cc_basename in |
be98a80a ILT |
213 | *) |
214 | # FIXME: insert proper C++ library support | |
215 | ld_shlibs=no | |
216 | ;; | |
469b781c | 217 | esac |
be98a80a ILT |
218 | ;; |
219 | dgux*) | |
469b781c | 220 | case $cc_basename in |
be98a80a ILT |
221 | ec++) |
222 | # FIXME: insert proper C++ library support | |
223 | ld_shlibs=no | |
224 | ;; | |
225 | ghcx) | |
226 | # Green Hills C++ Compiler | |
227 | # FIXME: insert proper C++ library support | |
228 | ld_shlibs=no | |
229 | ;; | |
230 | *) | |
231 | # FIXME: insert proper C++ library support | |
232 | ld_shlibs=no | |
233 | ;; | |
234 | esac | |
235 | ;; | |
8cc32590 AO |
236 | freebsd[12]*) |
237 | # C++ shared libraries reported to be fairly broken before switch to ELF | |
be98a80a ILT |
238 | ld_shlibs=no |
239 | ;; | |
8cc32590 AO |
240 | freebsd*) |
241 | # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF | |
242 | # conventions | |
243 | ld_shlibs=yes | |
244 | ;; | |
be98a80a | 245 | hpux*) |
469b781c AO |
246 | hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' |
247 | hardcode_libdir_separator=: | |
248 | hardcode_direct=yes | |
249 | hardcode_minus_L=yes # Not in the search PATH, but as the default | |
250 | # location of the library. | |
251 | export_dynamic_flag_spec='${wl}-E' | |
252 | ||
253 | case $cc_basename in | |
be98a80a ILT |
254 | CC) |
255 | # FIXME: insert proper C++ library support | |
256 | ld_shlibs=no | |
257 | ;; | |
258 | aCC) | |
469b781c | 259 | case $host_os in |
be98a80a ILT |
260 | hpux9*) archive_cmds='$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 $lib' ;; |
261 | *) archive_cmds='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' ;; | |
262 | esac | |
be98a80a ILT |
263 | # Commands to make compiler produce verbose output that lists |
264 | # what "hidden" libraries, object files and flags are used when | |
265 | # linking a shared library. | |
266 | # | |
267 | # There doesn't appear to be a way to prevent this compiler from | |
268 | # explicitly linking system object files so we need to strip them | |
269 | # from the output so that they don't get included in the library | |
270 | # dependencies. | |
271 | output_verbose_link_cmds='templist=`($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' | |
272 | ;; | |
273 | *) | |
469b781c AO |
274 | if test $with_gcc = yes; then |
275 | case "$host_os" in | |
276 | hpux9*) archive_cmds='$rm $output_objdir/$soname~$CC -shared -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 $lib' ;; | |
277 | *) archive_cmds='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' ;; | |
278 | esac | |
279 | else | |
280 | # FIXME: insert proper C++ library support | |
281 | ld_shlibs=no | |
282 | fi | |
be98a80a ILT |
283 | ;; |
284 | esac | |
285 | ;; | |
286 | irix5* | irix6*) | |
469b781c | 287 | case $cc_basename in |
be98a80a ILT |
288 | CC) |
289 | # SGI C++ | |
290 | archive_cmds='$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 $lib' | |
291 | ||
292 | # Archives containing C++ object files must be created using | |
293 | # "CC -ar", where "CC" is the IRIX C++ compiler. This is | |
294 | # necessary to make sure instantiated templates are included | |
295 | # in the archive. | |
296 | old_archive_cmds='$CC -ar -WR,-u -o $oldlib $oldobjs' | |
297 | ;; | |
298 | *) | |
299 | if test "$with_gcc" = yes; then | |
300 | if test "$with_gnu_ld" = no; then | |
301 | archive_cmds='$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 $lib' | |
302 | else | |
469b781c | 303 | archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -o $lib' |
be98a80a ILT |
304 | fi |
305 | fi | |
306 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' | |
307 | hardcode_libdir_separator=: | |
308 | link_all_deplibs=yes | |
309 | ;; | |
310 | esac | |
311 | ;; | |
312 | linux*) | |
469b781c | 313 | case $cc_basename in |
be98a80a ILT |
314 | KCC) |
315 | # Kuck and Associates, Inc. (KAI) C++ Compiler | |
316 | ||
317 | # KCC will only create a shared library if the output file | |
318 | # ends with ".so" (or ".sl" for HP-UX), so rename the library | |
319 | # to its proper name (with version) after linking. | |
320 | 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' | |
321 | 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 $lib' | |
322 | ||
323 | # Commands to make compiler produce verbose output that lists | |
324 | # what "hidden" libraries, object files and flags are used when | |
325 | # linking a shared library. | |
326 | # | |
327 | # There doesn't appear to be a way to prevent this compiler from | |
328 | # explicitly linking system object files so we need to strip them | |
329 | # from the output so that they don't get included in the library | |
330 | # dependencies. | |
331 | output_verbose_link_cmds='templist=`$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 $list' | |
332 | ||
333 | hardcode_libdir_flag_spec='${wl}--rpath,$libdir' | |
334 | export_dynamic_flag_spec='${wl}--export-dynamic' | |
335 | ||
336 | # Archives containing C++ object files must be created using | |
337 | # "CC -Bstatic", where "CC" is the KAI C++ compiler. | |
338 | old_archive_cmds='$CC -Bstatic -o $oldlib $oldobjs' | |
339 | ;; | |
340 | cxx) | |
341 | # Compaq C++ | |
342 | archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib' | |
343 | archive_expsym_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib ${wl}-retain-symbols-file $wl$export_symbols' | |
344 | ||
345 | runpath_var=LD_RUN_PATH | |
346 | hardcode_libdir_flag_spec='-rpath $libdir' | |
347 | hardcode_libdir_separator=: | |
348 | ||
349 | # Commands to make compiler produce verbose output that lists | |
350 | # what "hidden" libraries, object files and flags are used when | |
351 | # linking a shared library. | |
352 | # | |
353 | # There doesn't appear to be a way to prevent this compiler from | |
354 | # explicitly linking system object files so we need to strip them | |
355 | # from the output so that they don't get included in the library | |
356 | # dependencies. | |
357 | output_verbose_link_cmds='templist=`$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' | |
358 | ;; | |
359 | esac | |
360 | ;; | |
361 | lynxos*) | |
362 | # FIXME: insert proper C++ library support | |
363 | ld_shlibs=no | |
364 | ;; | |
365 | m88k*) | |
366 | # FIXME: insert proper C++ library support | |
367 | ld_shlibs=no | |
368 | ;; | |
369 | mvs*) | |
469b781c | 370 | case $cc_basename in |
be98a80a ILT |
371 | cxx) |
372 | # FIXME: insert proper C++ library support | |
373 | ld_shlibs=no | |
374 | ;; | |
375 | *) | |
376 | # FIXME: insert proper C++ library support | |
377 | ld_shlibs=no | |
378 | ;; | |
469b781c | 379 | esac |
be98a80a ILT |
380 | ;; |
381 | netbsd*) | |
382 | # NetBSD uses g++ - do we need to do anything? | |
383 | ;; | |
384 | osf3*) | |
385 | if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then | |
386 | allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' | |
387 | archive_cmds='$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 $lib' | |
388 | ||
389 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' | |
390 | hardcode_libdir_separator=: | |
391 | ||
392 | # Commands to make compiler produce verbose output that lists | |
393 | # what "hidden" libraries, object files and flags are used when | |
394 | # linking a shared library. | |
395 | output_verbose_link_cmds='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"' | |
396 | fi | |
397 | ||
469b781c | 398 | case $cc_basename in |
be98a80a ILT |
399 | KCC) |
400 | # Kuck and Associates, Inc. (KAI) C++ Compiler | |
401 | ||
402 | # KCC will only create a shared library if the output file | |
403 | # ends with ".so" (or ".sl" for HP-UX), so rename the library | |
404 | # to its proper name (with version) after linking. | |
405 | 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 $lib' | |
406 | ||
407 | hardcode_libdir_flag_spec='${wl}-rpath,$libdir' | |
408 | hardcode_libdir_separator=: | |
409 | ||
410 | # Archives containing C++ object files must be created using | |
411 | # "CC -Bstatic", where "CC" is the KAI C++ compiler. | |
412 | old_archive_cmds='$CC -Bstatic -o $oldlib $oldobjs' | |
413 | ||
414 | ;; | |
415 | RCC) | |
416 | # Rational C++ 2.4.1 | |
417 | # FIXME: insert proper C++ library support | |
418 | ld_shlibs=no | |
419 | ;; | |
420 | cxx) | |
421 | allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' | |
422 | archive_cmds='$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 $lib' | |
423 | ||
424 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' | |
425 | hardcode_libdir_separator=: | |
426 | ||
427 | # Commands to make compiler produce verbose output that lists | |
428 | # what "hidden" libraries, object files and flags are used when | |
429 | # linking a shared library. | |
430 | # | |
431 | # There doesn't appear to be a way to prevent this compiler from | |
432 | # explicitly linking system object files so we need to strip them | |
433 | # from the output so that they don't get included in the library | |
434 | # dependencies. | |
435 | 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 $list' | |
436 | ;; | |
437 | *) | |
438 | # FIXME: insert proper C++ library support | |
439 | ld_shlibs=no | |
440 | ;; | |
441 | esac | |
442 | ;; | |
443 | osf4* | osf5*) | |
444 | if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then | |
445 | allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' | |
446 | archive_cmds='$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 $lib' | |
447 | ||
448 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' | |
449 | hardcode_libdir_separator=: | |
450 | ||
451 | # Commands to make compiler produce verbose output that lists | |
452 | # what "hidden" libraries, object files and flags are used when | |
453 | # linking a shared library. | |
454 | output_verbose_link_cmds='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"' | |
455 | fi | |
456 | ||
469b781c | 457 | case $cc_basename in |
be98a80a ILT |
458 | KCC) |
459 | # Kuck and Associates, Inc. (KAI) C++ Compiler | |
460 | ||
461 | # KCC will only create a shared library if the output file | |
462 | # ends with ".so" (or ".sl" for HP-UX), so rename the library | |
463 | # to its proper name (with version) after linking. | |
464 | 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 $lib' | |
465 | ||
466 | hardcode_libdir_flag_spec='${wl}-rpath,$libdir' | |
467 | hardcode_libdir_separator=: | |
468 | ||
469 | # Archives containing C++ object files must be created using | |
470 | # the KAI C++ compiler. | |
471 | old_archive_cmds='$CC -o $oldlib $oldobjs' | |
472 | ;; | |
473 | RCC) | |
474 | # Rational C++ 2.4.1 | |
475 | # FIXME: insert proper C++ library support | |
476 | ld_shlibs=no | |
477 | ;; | |
478 | cxx) | |
469b781c AO |
479 | allow_undefined_flag=' -expect_unresolved \*' |
480 | archive_cmds='$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' | |
8cc32590 AO |
481 | archive_expsym_cmds='for i in `cat $export_symbols`; do printf "-exported_symbol " >> $lib.exp; echo "\$i" >> $lib.exp; done~ |
482 | echo "-hidden">> $lib.exp~ | |
483 | $CC -shared$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~ | |
484 | $rm $lib.exp' | |
469b781c AO |
485 | |
486 | hardcode_libdir_flag_spec='-rpath $libdir' | |
be98a80a ILT |
487 | hardcode_libdir_separator=: |
488 | ||
489 | # Commands to make compiler produce verbose output that lists | |
490 | # what "hidden" libraries, object files and flags are used when | |
491 | # linking a shared library. | |
492 | # | |
493 | # There doesn't appear to be a way to prevent this compiler from | |
494 | # explicitly linking system object files so we need to strip them | |
495 | # from the output so that they don't get included in the library | |
496 | # dependencies. | |
497 | output_verbose_link_cmds='templist=`$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' | |
498 | ;; | |
499 | *) | |
500 | # FIXME: insert proper C++ library support | |
501 | ld_shlibs=no | |
502 | ;; | |
503 | esac | |
504 | ;; | |
505 | psos*) | |
506 | # FIXME: insert proper C++ library support | |
507 | ld_shlibs=no | |
508 | ;; | |
509 | sco*) | |
469b781c | 510 | case $cc_basename in |
be98a80a ILT |
511 | CC) |
512 | # FIXME: insert proper C++ library support | |
513 | ld_shlibs=no | |
514 | ;; | |
515 | *) | |
516 | # FIXME: insert proper C++ library support | |
517 | ld_shlibs=no | |
518 | ;; | |
519 | esac | |
520 | ;; | |
521 | sunos4*) | |
469b781c | 522 | case $cc_basename in |
be98a80a ILT |
523 | CC) |
524 | # Sun C++ 4.x | |
525 | # FIXME: insert proper C++ library support | |
526 | ld_shlibs=no | |
527 | ;; | |
528 | lcc) | |
529 | # Lucid | |
530 | # FIXME: insert proper C++ library support | |
531 | ld_shlibs=no | |
532 | ;; | |
533 | *) | |
534 | # FIXME: insert proper C++ library support | |
535 | ld_shlibs=no | |
536 | ;; | |
537 | esac | |
538 | ;; | |
539 | solaris*) | |
469b781c | 540 | case $cc_basename in |
be98a80a ILT |
541 | CC) |
542 | # Sun C++ 4.2, 5.x and Centerline C++ | |
8cc32590 | 543 | no_undefined_flag=' -zdefs' |
be98a80a ILT |
544 | archive_cmds='$CC -G${allow_undefined_flag} -nolib -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' |
545 | archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ | |
546 | $CC -G${allow_undefined_flag} -nolib ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$rm $lib.exp' | |
547 | ||
548 | hardcode_libdir_flag_spec='-R$libdir' | |
549 | hardcode_shlibpath_var=no | |
469b781c | 550 | case $host_os in |
be98a80a ILT |
551 | solaris2.[0-5] | solaris2.[0-5].*) ;; |
552 | *) | |
553 | # The C++ compiler is used as linker so we must use $wl | |
554 | # flag to pass the commands to the underlying system | |
555 | # linker. | |
556 | # Supported since Solaris 2.6 (maybe 2.5.1?) | |
557 | whole_archive_flag_spec='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract' | |
558 | ;; | |
559 | esac | |
560 | link_all_deplibs=yes | |
561 | ||
562 | # Commands to make compiler produce verbose output that lists | |
563 | # what "hidden" libraries, object files and flags are used when | |
564 | # linking a shared library. | |
565 | # | |
566 | # There doesn't appear to be a way to prevent this compiler from | |
567 | # explicitly linking system object files so we need to strip them | |
568 | # from the output so that they don't get included in the library | |
569 | # dependencies. | |
570 | output_verbose_link_cmds='templist=`$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 $list' | |
571 | ||
572 | # Archives containing C++ object files must be created using | |
573 | # "CC -xar", where "CC" is the Sun C++ compiler. This is | |
574 | # necessary to make sure instantiated templates are included | |
575 | # in the archive. | |
576 | old_archive_cmds='$CC -xar -o $oldlib $oldobjs' | |
577 | ;; | |
578 | gcx) | |
579 | # Green Hills C++ Compiler | |
580 | archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib' | |
581 | ||
582 | # The C++ compiler must be used to create the archive. | |
583 | old_archive_cmds='$CC $LDFLAGS -archive -o $oldlib $oldobjs' | |
584 | ;; | |
585 | *) | |
586 | # GNU C++ compiler with Solaris linker | |
587 | if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then | |
8cc32590 | 588 | no_undefined_flag=' ${wl}-z ${wl}defs' |
be98a80a | 589 | if $CC --version | egrep -v '^2\.7' > /dev/null; then |
469b781c | 590 | archive_cmds='$CC -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $linker_flags ${wl}-h $wl$soname -o $lib' |
be98a80a | 591 | archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ |
469b781c | 592 | $CC -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags~$rm $lib.exp' |
be98a80a ILT |
593 | |
594 | # Commands to make compiler produce verbose output that lists | |
595 | # what "hidden" libraries, object files and flags are used when | |
596 | # linking a shared library. | |
597 | output_verbose_link_cmds="$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep \"\-L\"" | |
598 | else | |
599 | # g++ 2.7 appears to require `-G' NOT `-shared' on this | |
600 | # platform. | |
469b781c | 601 | archive_cmds='$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $linker_flags ${wl}-h $wl$soname -o $lib' |
be98a80a | 602 | archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ |
469b781c | 603 | $CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags~$rm $lib.exp' |
be98a80a ILT |
604 | |
605 | # Commands to make compiler produce verbose output that lists | |
606 | # what "hidden" libraries, object files and flags are used when | |
607 | # linking a shared library. | |
608 | output_verbose_link_cmds="$CC -G $CFLAGS -v conftest.$objext 2>&1 | egrep \"\-L\"" | |
609 | fi | |
610 | ||
611 | hardcode_libdir_flag_spec='${wl}-R $wl$libdir' | |
612 | fi | |
613 | ;; | |
469b781c | 614 | esac |
be98a80a ILT |
615 | ;; |
616 | tandem*) | |
469b781c | 617 | case $cc_basename in |
be98a80a ILT |
618 | NCC) |
619 | # NonStop-UX NCC 3.20 | |
620 | # FIXME: insert proper C++ library support | |
621 | ld_shlibs=no | |
622 | ;; | |
623 | *) | |
624 | # FIXME: insert proper C++ library support | |
625 | ld_shlibs=no | |
626 | ;; | |
469b781c | 627 | esac |
be98a80a ILT |
628 | ;; |
629 | unixware*) | |
630 | # FIXME: insert proper C++ library support | |
631 | ld_shlibs=no | |
632 | ;; | |
633 | vxworks*) | |
634 | # FIXME: insert proper C++ library support | |
635 | ld_shlibs=no | |
636 | ;; | |
637 | *) | |
638 | # FIXME: insert proper C++ library support | |
639 | ld_shlibs=no | |
640 | ;; | |
641 | esac | |
642 | ||
643 | ||
644 | ## Compiler Characteristics: PIC flags, static flags, etc | |
645 | ||
646 | # We don't use cached values here since only the C compiler | |
647 | # characteristics should be cached. | |
648 | ac_cv_prog_cc_pic= | |
649 | ac_cv_prog_cc_shlib= | |
650 | ac_cv_prog_cc_wl= | |
651 | ac_cv_prog_cc_static= | |
652 | ac_cv_prog_cc_no_builtin= | |
653 | ac_cv_prog_cc_can_build_shared=$can_build_shared | |
654 | ||
8679174d MS |
655 | ac_cv_prog_cc_pic_works= |
656 | ac_cv_prog_cc_static_works= | |
be98a80a ILT |
657 | |
658 | if test "$with_gcc" = yes; then | |
659 | ac_cv_prog_cc_wl='-Wl,' | |
660 | ac_cv_prog_cc_static='-static' | |
661 | ||
469b781c | 662 | case $host_os in |
be98a80a | 663 | aix*) |
469b781c AO |
664 | # All AIX code is PIC. |
665 | if test "$host_cpu" = ia64; then | |
666 | # AIX 5 now supports IA64 processor | |
667 | lt_cv_prog_cc_static='-Bstatic' | |
668 | else | |
669 | lt_cv_prog_cc_static='-bnso -bI:/lib/syscalls.exp' | |
670 | fi | |
be98a80a | 671 | ;; |
8cc32590 AO |
672 | amigaos*) |
673 | # FIXME: we need at least 68020 code to build shared libraries, but | |
674 | # adding the `-m68020' flag to GCC prevents building anything better, | |
675 | # like `-m68040'. | |
676 | ac_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4' | |
677 | ;; | |
678 | beos* | irix5* | irix6* | osf3* | osf4* | osf5*) | |
679 | # PIC is the default for these OSes. | |
7389ff65 | 680 | ;; |
be98a80a ILT |
681 | cygwin* | mingw* | os2*) |
682 | # This hack is so that the source file can tell whether it is being | |
683 | # built for inclusion in a dll (and should export symbols for example). | |
684 | ac_cv_prog_cc_pic='-DDLL_EXPORT' | |
685 | ;; | |
8cc32590 AO |
686 | darwin* | rhapsody*) |
687 | # PIC is the default on this platform | |
688 | # Common symbols not allowed in MH_DYLIB files | |
689 | lt_cv_prog_cc_pic='-fno-common' | |
690 | ;; | |
691 | *djgpp*) | |
692 | # DJGPP does not support shared libraries at all | |
693 | ac_cv_prog_cc_pic= | |
be98a80a ILT |
694 | ;; |
695 | sysv4*MP*) | |
696 | if test -d /usr/nec; then | |
697 | ac_cv_prog_cc_pic=-Kconform_pic | |
698 | fi | |
699 | ;; | |
700 | *) | |
701 | ac_cv_prog_cc_pic='-fPIC' | |
702 | ;; | |
703 | esac | |
704 | else | |
469b781c AO |
705 | case $host_os in |
706 | aix4* | aix5*) | |
be98a80a | 707 | # All AIX code is PIC. |
469b781c AO |
708 | if test "$host_cpu" = ia64; then |
709 | # AIX 5 now supports IA64 processor | |
710 | lt_cv_prog_cc_static='-Bstatic' | |
711 | else | |
712 | lt_cv_prog_cc_static='-bnso -bI:/lib/syscalls.exp' | |
713 | fi | |
be98a80a ILT |
714 | ;; |
715 | chorus*) | |
469b781c | 716 | case $cc_basename in |
be98a80a ILT |
717 | cxch68) |
718 | # Green Hills C++ Compiler | |
719 | # 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" | |
720 | ;; | |
469b781c | 721 | esac |
be98a80a ILT |
722 | ;; |
723 | dgux*) | |
469b781c | 724 | case $cc_basename in |
be98a80a ILT |
725 | ec++) |
726 | ac_cv_prog_cc_pic='-KPIC' | |
727 | ;; | |
728 | ghcx) | |
729 | # Green Hills C++ Compiler | |
730 | ac_cv_prog_cc_pic='-pic' | |
731 | ;; | |
732 | *) | |
733 | ;; | |
734 | esac | |
735 | ;; | |
736 | freebsd*) | |
737 | # FreeBSD uses GNU C++ | |
738 | ;; | |
739 | hpux9* | hpux10* | hpux11*) | |
469b781c | 740 | case $cc_basename in |
be98a80a ILT |
741 | CC) |
742 | ac_cv_prog_cc_wl='-Wl,' | |
743 | ac_cv_prog_cc_static="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive" | |
744 | ac_cv_prog_cc_pic='+Z' | |
745 | ;; | |
746 | aCC) | |
747 | ac_cv_prog_cc_wl='-Wl,' | |
748 | ac_cv_prog_cc_static="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive" | |
749 | ac_cv_prog_cc_pic='+Z' | |
750 | ;; | |
751 | *) | |
752 | ;; | |
753 | esac | |
754 | ;; | |
755 | irix5* | irix6*) | |
469b781c | 756 | case $cc_basename in |
be98a80a ILT |
757 | CC) |
758 | ac_cv_prog_cc_wl='-Wl,' | |
759 | ac_cv_prog_cc_static='-non_shared' | |
760 | ac_cv_prog_cc_pic='-KPIC' | |
761 | ;; | |
762 | *) | |
763 | ;; | |
764 | esac | |
765 | ;; | |
766 | linux*) | |
469b781c | 767 | case $cc_basename in |
be98a80a ILT |
768 | KCC) |
769 | # KAI C++ Compiler | |
770 | ac_cv_prog_cc_wl='--backend -Wl,' | |
771 | ac_cv_prog_cc_pic='-fPIC' | |
772 | ;; | |
773 | cxx) | |
774 | # Compaq C++ | |
775 | # Make sure the PIC flag is empty. It appears that all Alpha | |
776 | # Linux and Compaq Tru64 Unix objects are PIC. | |
777 | ac_cv_prog_cc_pic= | |
778 | ac_cv_prog_cc_static='-non_shared' | |
779 | ;; | |
780 | *) | |
781 | ;; | |
782 | esac | |
783 | ;; | |
784 | lynxos*) | |
785 | ;; | |
786 | m88k*) | |
787 | ;; | |
788 | mvs*) | |
469b781c | 789 | case $cc_basename in |
be98a80a ILT |
790 | cxx) |
791 | ac_cv_prog_cc_pic='-W c,exportall' | |
792 | ;; | |
793 | *) | |
794 | ;; | |
469b781c | 795 | esac |
be98a80a ILT |
796 | ;; |
797 | netbsd*) | |
798 | ;; | |
799 | osf3* | osf4* | osf5*) | |
469b781c | 800 | case $cc_basename in |
be98a80a ILT |
801 | KCC) |
802 | ac_cv_prog_cc_wl='--backend -Wl,' | |
803 | ;; | |
804 | RCC) | |
805 | # Rational C++ 2.4.1 | |
806 | ac_cv_prog_cc_pic='-pic' | |
807 | ;; | |
808 | cxx) | |
809 | # Digital/Compaq C++ | |
810 | ac_cv_prog_cc_wl='-Wl,' | |
811 | # Make sure the PIC flag is empty. It appears that all Alpha | |
812 | # Linux and Compaq Tru64 Unix objects are PIC. | |
813 | ac_cv_prog_cc_pic= | |
814 | ac_cv_prog_cc_static='-non_shared' | |
815 | ;; | |
816 | *) | |
817 | ;; | |
818 | esac | |
819 | ;; | |
820 | psos*) | |
821 | ;; | |
822 | sco*) | |
469b781c | 823 | case $cc_basename in |
be98a80a ILT |
824 | CC) |
825 | ac_cv_prog_cc_pic='-fPIC' | |
826 | ;; | |
827 | *) | |
828 | ;; | |
829 | esac | |
830 | ;; | |
831 | solaris*) | |
469b781c | 832 | case $cc_basename in |
be98a80a ILT |
833 | CC) |
834 | # Sun C++ 4.2, 5.x and Centerline C++ | |
835 | ac_cv_prog_cc_pic='-KPIC' | |
836 | ac_cv_prog_cc_static='-Bstatic' | |
837 | ac_cv_prog_cc_wl='-Qoption ld ' | |
838 | ;; | |
839 | gcx) | |
840 | # Green Hills C++ Compiler | |
841 | ac_cv_prog_cc_pic='-PIC' | |
842 | ;; | |
843 | *) | |
844 | ;; | |
469b781c | 845 | esac |
be98a80a ILT |
846 | ;; |
847 | sunos4*) | |
469b781c | 848 | case $cc_basename in |
be98a80a ILT |
849 | CC) |
850 | # Sun C++ 4.x | |
851 | ac_cv_prog_cc_pic='-pic' | |
852 | ac_cv_prog_cc_static='-Bstatic' | |
853 | ;; | |
854 | lcc) | |
855 | # Lucid | |
856 | ac_cv_prog_cc_pic='-pic' | |
857 | ;; | |
858 | *) | |
859 | ;; | |
860 | esac | |
861 | ;; | |
862 | tandem*) | |
469b781c | 863 | case $cc_basename in |
be98a80a ILT |
864 | NCC) |
865 | # NonStop-UX NCC 3.20 | |
866 | ac_cv_prog_cc_pic='-KPIC' | |
867 | ;; | |
868 | *) | |
869 | ;; | |
469b781c | 870 | esac |
be98a80a ILT |
871 | ;; |
872 | unixware*) | |
873 | ;; | |
874 | vxworks*) | |
875 | ;; | |
876 | *) | |
877 | ac_cv_prog_cc_can_build_shared=no | |
878 | ;; | |
879 | esac | |
880 | fi | |
7389ff65 AO |
881 | |
882 | case "$host_os" in | |
883 | # Platforms which do not suport PIC and -DPIC is meaningless | |
884 | # on them: | |
885 | *djgpp*) | |
886 | ac_cv_prog_cc_pic= | |
887 | ;; | |
888 | *) | |
889 | ac_cv_prog_cc_pic="$ac_cv_prog_cc_pic -DPIC" | |
890 | ;; | |
891 | esac | |
be98a80a ILT |
892 | |
893 | ||
894 | # Figure out "hidden" C++ library dependencies from verbose | |
895 | # compiler output whening linking a shared library. | |
896 | cat > conftest.$ac_ext <<EOF | |
897 | class Foo | |
898 | { | |
899 | public: | |
900 | Foo (void) { a = 0; } | |
901 | private: | |
902 | int a; | |
903 | }; | |
904 | EOF | |
905 | ||
906 | ||
4cc5853d | 907 | if (eval $ac_compile) 2>&5; then |
be98a80a ILT |
908 | # Parse the compiler output and extract the necessary |
909 | # objects, libraries and library flags. | |
910 | ||
911 | # Sentinel used to keep track of whether or not we are before | |
912 | # the conftest object file. | |
913 | pre_test_object_deps_done=no | |
914 | ||
915 | for p in `eval $output_verbose_link_cmds`; do | |
916 | ||
917 | case $p in | |
918 | ||
919 | -L* | -R* | -l*) | |
920 | # Some compilers place space between "-{L,R}" and the path. | |
921 | # Remove the space. | |
922 | if test $p = "-L" \ | |
923 | || test $p = "-R"; then | |
924 | prev=$p | |
925 | continue | |
926 | else | |
927 | prev= | |
928 | fi | |
929 | ||
930 | if test "$pre_test_object_deps_done" = no; then | |
931 | case $p in | |
932 | -L* | -R*) | |
933 | # Internal compiler library paths should come after those | |
934 | # provided the user. The postdeps already come after the | |
935 | # user supplied libs so there is no need to process them. | |
936 | if test -z "$compiler_lib_search_path"; then | |
937 | compiler_lib_search_path="${prev}${p}" | |
938 | else | |
939 | compiler_lib_search_path="${compiler_lib_search_path} ${prev}${p}" | |
940 | fi | |
941 | ;; | |
942 | # The "-l" case would never come before the object being | |
943 | # linked, so don't bother handling this case. | |
944 | esac | |
945 | else | |
946 | if test -z "$postdeps"; then | |
947 | postdeps="${prev}${p}" | |
948 | else | |
949 | postdeps="${postdeps} ${prev}${p}" | |
950 | fi | |
951 | fi | |
952 | ;; | |
953 | ||
954 | *.$objext) | |
955 | # This assumes that the test object file only shows up | |
956 | # once in the compiler output. | |
957 | if test "$p" = "conftest.$objext"; then | |
958 | pre_test_object_deps_done=yes | |
959 | continue | |
960 | fi | |
961 | ||
962 | if test "$pre_test_object_deps_done" = no; then | |
963 | if test -z "$predep_objects"; then | |
964 | predep_objects="$p" | |
965 | else | |
966 | predep_objects="$predep_objects $p" | |
967 | fi | |
968 | else | |
969 | if test -z "$postdep_objects"; then | |
970 | postdep_objects="$p" | |
971 | else | |
972 | postdep_objects="$postdep_objects $p" | |
973 | fi | |
974 | fi | |
975 | ;; | |
976 | ||
977 | *) ;; # Ignore the rest. | |
978 | ||
979 | esac | |
980 | done | |
981 | ||
982 | # Clean up. | |
983 | rm -f a.out | |
984 | else | |
985 | echo "ltcf-cxx.sh: error: problem compiling test program" | |
986 | fi | |
987 | ||
988 | $rm -f confest.$objext | |
989 | ||
990 | case " $postdeps " in | |
991 | *" -lc "*) need_lc=no ;; | |
992 | *) need_lc=yes ;; | |
993 | esac |