source: trunk/MagicSoft/AMC/activemirrorcontrol/admin/ltcf-cxx.sh@ 9435

Last change on this file since 9435 was 3403, checked in by merck, 21 years ago
initial check-in of AMC software
File size: 33.8 KB
Line 
1#### This script is meant to be sourced by ltconfig.
2
3# $Id: ltcf-cxx.sh,v 1.1 2004-03-04 16:49:13 merck Exp $
4
5# ltcf-cxx.sh - Create a C++ compiler specific configuration
6#
7# Copyright (C) 1996-1999,2000 Free Software Foundation, Inc.
8# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
9#
10# Original C++ support by:
11# Alexandre Oliva <oliva@lsd.ic.unicamp.br>
12# Ossama Othman <ossama@debian.org>
13# Thomas Thanner <tanner@gmx.de>
14#
15# This file is free software; you can redistribute it and/or modify it
16# under the terms of the GNU General Public License as published by
17# the Free Software Foundation; either version 2 of the License, or
18# (at your option) any later version.
19#
20# This program is distributed in the hope that it will be useful, but
21# WITHOUT ANY WARRANTY; without even the implied warranty of
22# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
23# General Public License for more details.
24#
25# You should have received a copy of the GNU General Public License
26# along with this program; if not, write to the Free Software
27# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
28#
29# As a special exception to the GNU General Public License, if you
30# distribute this file as part of a program that contains a
31# configuration script generated by Autoconf, you may include it under
32# the same distribution terms that you use for the rest of that program.
33
34
35# Source file extension for C++ test sources.
36ac_ext=cc
37
38# Object file extension for compiled C++ test sources.
39objext=o
40
41# Code to be used in simple compile tests
42lt_simple_compile_test_code="int some_variable = 0;"
43
44# Code to be used in simple link tests
45lt_simple_link_test_code='int main(int, char *[]) { return (0); }'
46
47# C++ compiler
48CXX=${CXX-c++}
49
50# ltmain only uses $CC for tagged configurations so make sure $CC is set.
51CC=${CC-"$CXX"}
52CFLAGS=${CFLAGS-"$CXXFLAGS"}
53
54# Allow CC (or CXX) to be a program name with arguments.
55set dummy $CC
56compiler=$2
57cc_basename=`$echo X"$compiler" | $Xsed -e 's%^.*/%%'`
58
59# we are optimistic. (Too optimistic if you ask me, down there we switch it
60# off again for most platforms ;) (MM)
61ld_shlibs=yes
62
63# Check if we are using GNU gcc (taken/adapted from configure script)
64# We need to check here since "--with-gcc" is set at configure time,
65# not ltconfig time!
66cat > conftest.$ac_ext <<EOF
67#ifdef __GNUC__
68 yes;
69#endif
70EOF
71if { ac_try='${CC-c++} -E conftest.$ac_ext'; { (eval echo \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
72 with_gcc=yes
73
74 # Set up default GNU C++ configuration
75
76 # Check if GNU C++ uses GNU ld as the underlying linker, since the
77 # archiving commands below assume that GNU ld is being used.
78 if eval "`$CC -print-prog-name=ld` --version 2>&1" | \
79 egrep 'GNU ld' > /dev/null; then
80 with_gnu_ld=yes
81
82 archive_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
83 archive_expsym_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
84
85 runpath_var=LD_RUN_PATH
86 hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
87 export_dynamic_flag_spec='${wl}--export-dynamic'
88
89 # If archive_cmds runs LD, not CC, wlarc should be empty
90 # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
91 # investigate it a little bit more. (MM)
92 wlarc='${wl}'
93
94 # ancient GNU ld didn't support --whole-archive et. al.
95 if eval "`$CC -print-prog-name=ld` --help 2>&1" | \
96 egrep 'no-whole-archive' > /dev/null; then
97 whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
98 else
99 whole_archive_flag_spec=
100 fi
101 else
102 with_gnu_ld=no
103 wlarc=
104
105 # A generic and very simple default shared library creation
106 # command for GNU C++ for the case where it uses the native
107 # linker, instead of GNU ld. If possible, this setting should
108 # overridden to take advantage of the native linker features on
109 # the platform it is being used on.
110 archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
111 fi
112
113 # Commands to make compiler produce verbose output that lists
114 # what "hidden" libraries, object files and flags are used when
115 # linking a shared library.
116 output_verbose_link_cmds='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"'
117
118else
119 with_gcc=no
120 with_gnu_ld=no
121 wlarc=
122fi
123
124echo "ltcf-cxx: with_gcc=$with_gcc ; with_gnu_ld=$with_gnu_ld"
125
126# In general, the C++ compiler should always link C++ objects.
127LD="$CC"
128LDFLAGS="$LDFLAGS"
129
130# PORTME: fill in a description of your system's C++ link characteristics
131case "$host_os" in
132 aix3*)
133 # FIXME: insert proper C++ library support
134 ld_shlibs=no
135 ;;
136 aix4*)
137 case "$cc_basename" in
138 xlC)
139 # IBM C++ compiler (xlC). Anything older than Visual Age C++ 5.0 probably won't work.
140 archive_cmds='$CC -qmkshrobj $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-G -o $lib'
141 archive_expsym_cmds='$CC -qmkshrobj $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-G ${wl}-bE:$export_symbols -o $lib'
142 ;;
143 *)
144 if test "$with_gcc" = yes; then
145 # GNU C++ compiler
146 archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-G -o $lib'
147 archive_expsym_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-G ${wl}-bE:$export_symbols -o $lib'
148 fi
149 ;;
150 esac
151
152 hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib'
153 hardcode_libdir_separator=':'
154 hardcode_direct=unsupported
155 link_all_deplibs=yes
156 ;;
157 chorus*)
158 case "$cc_basename" in
159 *)
160 # FIXME: insert proper C++ library support
161 ld_shlibs=no
162 ;;
163 esac
164 ;;
165 dgux*)
166 case "$cc_basename" in
167 ec++)
168 # FIXME: insert proper C++ library support
169 ld_shlibs=no
170 ;;
171 ghcx)
172 # Green Hills C++ Compiler
173 # FIXME: insert proper C++ library support
174 ld_shlibs=no
175 ;;
176 *)
177 # FIXME: insert proper C++ library support
178 ld_shlibs=no
179 ;;
180 esac
181 ;;
182 freebsd*)
183 # FreeBSD uses GNU C++ and GNU ld
184 skip_need_lc_check=yes
185 remove_lgcc=yes
186 ;;
187 hpux*)
188 case "$cc_basename" in
189 CC)
190 # FIXME: insert proper C++ library support
191 ld_shlibs=no
192 ;;
193 aCC)
194 case "$host_os" in
195 hpux9*) archive_cmds='$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 $lib' ;;
196 *) archive_cmds='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' ;;
197 esac
198 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
199 hardcode_libdir_separator=:
200 hardcode_direct=yes
201 hardcode_minus_L=yes # Not in the search PATH, but as the default
202 # location of the library.
203 export_dynamic_flag_spec='${wl}-E'
204
205 # Commands to make compiler produce verbose output that lists
206 # what "hidden" libraries, object files and flags are used when
207 # linking a shared library.
208 #
209 # There doesn't appear to be a way to prevent this compiler from
210 # explicitly linking system object files so we need to strip them
211 # from the output so that they don't get included in the library
212 # dependencies.
213 output_verbose_link_cmds='templist=`($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 $list'
214 ;;
215 *)
216 if test "$with_gcc" = yes && test "$with_gnu_ld" = no ; then
217 # MM: for HP-UX and g++ -fPIC is needed to link pic objects together
218 archive_cmds='$CC -shared -fPIC ${wl}+h ${wl}$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
219 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
220 hardcode_libdir_separator=:
221 hardcode_direct=yes
222 hardcode_minus_L=yes
223 export_dynamic_flag_spec='${wl}-E'
224 output_verbose_link_cmds='$CC -shared -fPIC $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"'
225 remove_lgcc=yes
226 fi
227 if test "$with_gcc" = no ; then
228 # FIXME: insert proper C++ library support
229 ld_shlibs=no
230 fi
231 ;;
232 esac
233 ;;
234 irix5* | irix6*)
235 case "$cc_basename" in
236 CC)
237 # SGI C++
238 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 $lib'
239
240 # Archives containing C++ object files must be created using
241 # "CC -ar", where "CC" is the IRIX C++ compiler. This is
242 # necessary to make sure instantiated templates are included
243 # in the archive.
244 old_archive_cmds='$CC -ar -WR,-u -o $oldlib $oldobjs'
245 ;;
246 *)
247 if test "$with_gcc" = yes; then
248 if test "$with_gnu_ld" = no; then
249 archive_cmds='$CC -nostdlib -D_LANGUAGE_C_CPLUS_PLUS -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 $lib'
250 else
251 archive_cmds='$LD -shared $predep_objects $libobjs $deplibs $postdep_objects $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -o $lib'
252 fi
253 fi
254 ;;
255 esac
256 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
257 hardcode_libdir_separator=:
258 link_all_deplibs=yes
259 ;;
260 linux*)
261 case "$cc_basename" in
262 KCC)
263 # Kuck and Associates, Inc. (KAI) C++ Compiler
264
265 # KCC will only create a shared library if the output file
266 # ends with ".so" (or ".sl" for HP-UX), so rename the library
267 # to its proper name (with version) after linking.
268 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'
269 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 $lib'
270
271 # Commands to make compiler produce verbose output that lists
272 # what "hidden" libraries, object files and flags are used when
273 # linking a shared library.
274 #
275 # There doesn't appear to be a way to prevent this compiler from
276 # explicitly linking system object files so we need to strip them
277 # from the output so that they don't get included in the library
278 # dependencies.
279 output_verbose_link_cmds='templist=`$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 $list'
280
281 hardcode_libdir_flag_spec='${wl}--rpath,$libdir'
282 export_dynamic_flag_spec='${wl}--export-dynamic'
283
284 # Archives containing C++ object files must be created using
285 # "CC -Bstatic", where "CC" is the KAI C++ compiler.
286 old_archive_cmds='$CC -Bstatic -o $oldlib $oldobjs'
287 ;;
288 cxx)
289 # Compaq C++
290 archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
291 archive_expsym_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib ${wl}-retain-symbols-file $wl$export_symbols'
292
293 runpath_var=LD_RUN_PATH
294 hardcode_libdir_flag_spec='-rpath $libdir'
295 hardcode_libdir_separator=:
296
297 # Commands to make compiler produce verbose output that lists
298 # what "hidden" libraries, object files and flags are used when
299 # linking a shared library.
300 #
301 # There doesn't appear to be a way to prevent this compiler from
302 # explicitly linking system object files so we need to strip them
303 # from the output so that they don't get included in the library
304 # dependencies.
305 output_verbose_link_cmds='templist=`$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 $list'
306 ;;
307 insure)
308 if test "$with_gcc" = yes; then
309 # Insure++ together with gcc probably means also GNU ld
310 # only -whole-archive isn't supported
311 whole_archive_flag_spec=""
312 # and we can't use -nostdlib, because bloody insure has no way to
313 # output the linkline (-Zvm isn't working as documented), so we don't
314 # know the depending libs. So we hope, insure gets it right anyway.
315 archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
316 runpath_var=LD_RUN_PATH
317 hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
318 export_dynamic_flag_spec='${wl}--export-dynamic'
319 output_verbose_link_cmds=""
320 fi
321 esac
322 ;;
323 lynxos*)
324 # FIXME: insert proper C++ library support
325 ld_shlibs=no
326 ;;
327 m88k*)
328 # FIXME: insert proper C++ library support
329 ld_shlibs=no
330 ;;
331 mvs*)
332 case "$cc_basename" in
333 cxx)
334 # FIXME: insert proper C++ library support
335 ld_shlibs=no
336 ;;
337 *)
338 # FIXME: insert proper C++ library support
339 ld_shlibs=no
340 ;;
341 esac
342 ;;
343 netbsd*)
344 if test "$with_gcc" = no || test "$with_gnu_ld" = no; then
345 # This should only be triggered for NetBSD/a.out
346 # Add in C++ constructor/destructor support
347 if test -f /usr/pkg/lib/c++rt0/c++rt0.o.PIC; then
348 cppopts="/usr/pkg/lib/c++rt0/c++rt0.o.PIC"
349 elif test -f /usr/lib/c++rt0.o; then
350 cppopts="/usr/lib/c++rt0.o"
351 fi
352 archive_cmds='ld -Bshareable -o $lib '"$cppopts"' $libobjs $deplibs $linkopts'
353 fi
354 ;;
355 openbsd*)
356 if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then
357 # MM: OpenBSD 2.7 uses G++, but not GNU ld
358 archive_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
359 archive_expsym_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
360 old_archive_cmds="$old_archive_cmds~"'$RANLIB $oldlib'
361 hardcode_libdir_flag_spec='${wl}-R$libdir'
362 hardcode_direct=yes
363 hardcode_shlibpath_var=no
364 whole_archive_flag_spec='${wl}-Bforcearchive'
365 remove_lgcc=yes
366 fi
367 ;;
368 osf3*)
369 if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then
370 allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
371 archive_cmds='$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 $lib'
372
373 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
374 hardcode_libdir_separator=:
375
376 # Commands to make compiler produce verbose output that lists
377 # what "hidden" libraries, object files and flags are used when
378 # linking a shared library.
379 output_verbose_link_cmds='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"'
380 else
381 case "$cc_basename" in
382 KCC)
383 # Kuck and Associates, Inc. (KAI) C++ Compiler
384
385 # KCC will only create a shared library if the output file
386 # ends with ".so" (or ".sl" for HP-UX), so rename the library
387 # to its proper name (with version) after linking.
388 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 $lib'
389
390 hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
391 hardcode_libdir_separator=:
392
393 # Archives containing C++ object files must be created using
394 # "CC -Bstatic", where "CC" is the KAI C++ compiler.
395 old_archive_cmds='$CC -Bstatic -o $oldlib $oldobjs'
396
397 ;;
398 RCC)
399 # Rational C++ 2.4.1
400 # FIXME: insert proper C++ library support
401 ld_shlibs=no
402 ;;
403 cxx)
404 allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
405 archive_cmds='$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 $lib'
406
407 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
408 hardcode_libdir_separator=:
409
410 # Commands to make compiler produce verbose output that lists
411 # what "hidden" libraries, object files and flags are used when
412 # linking a shared library.
413 #
414 # There doesn't appear to be a way to prevent this compiler from
415 # explicitly linking system object files so we need to strip them
416 # from the output so that they don't get included in the library
417 # dependencies.
418 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 $list'
419 ;;
420 *)
421 # FIXME: insert proper C++ library support
422 ld_shlibs=no
423 ;;
424 esac
425 fi
426 ;;
427 osf4* | osf5*)
428 if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then
429 allow_undefined_flag=' -Wl,-expect_unresolved -Wl,\*'
430 no_undefined_flag=' -Wl,-expect_unresolved -Wl,\*'
431 archive_cmds='$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 $lib'
432
433 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
434 hardcode_libdir_separator=:
435
436 # Commands to make compiler produce verbose output that lists
437 # what "hidden" libraries, object files and flags are used when
438 # linking a shared library.
439 output_verbose_link_cmds='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"'
440 else
441 case "$cc_basename" in
442 KCC)
443 # Kuck and Associates, Inc. (KAI) C++ Compiler
444
445 # KCC will only create a shared library if the output file
446 # ends with ".so" (or ".sl" for HP-UX), so rename the library
447 # to its proper name (with version) after linking.
448 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 $lib'
449
450 hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
451 hardcode_libdir_separator=:
452
453 # Archives containing C++ object files must be created using
454 # the KAI C++ compiler.
455 old_archive_cmds='$CC -o $oldlib $oldobjs'
456 ;;
457 RCC)
458 # Rational C++ 2.4.1
459 # FIXME: insert proper C++ library support
460 ld_shlibs=no
461 ;;
462 cxx)
463 allow_undefined_flag=' -Wl,-expect_unresolved -Wl,\*'
464 no_undefined_flag=' -Wl,-expect_unresolved -Wl,\*'
465 archive_cmds='$CC -shared${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` -update_registry ${objdir}/so_locations -o $lib'
466
467 hardcode_libdir_flag_spec='-rpath $libdir'
468 hardcode_libdir_separator=:
469
470 # Commands to make compiler produce verbose output that lists
471 # what "hidden" libraries, object files and flags are used when
472 # linking a shared library.
473 #
474 # There doesn't appear to be a way to prevent this compiler from
475 # explicitly linking system object files so we need to strip them
476 # from the output so that they don't get included in the library
477 # dependencies.
478 output_verbose_link_cmds='templist=`$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 $list'
479 ;;
480 *)
481 # FIXME: insert proper C++ library support
482 ld_shlibs=no
483 ;;
484 esac
485 fi
486 ;;
487 psos*)
488 # FIXME: insert proper C++ library support
489 ld_shlibs=no
490 ;;
491 sco*)
492 case "$cc_basename" in
493 CC)
494 # FIXME: insert proper C++ library support
495 ld_shlibs=no
496 ;;
497 *)
498 # FIXME: insert proper C++ library support
499 ld_shlibs=no
500 ;;
501 esac
502 ;;
503 sunos4*)
504 case "$cc_basename" in
505 CC)
506 # Sun C++ 4.x
507 # FIXME: insert proper C++ library support
508 ld_shlibs=no
509 ;;
510 lcc)
511 # Lucid
512 # FIXME: insert proper C++ library support
513 ld_shlibs=no
514 ;;
515 *)
516 # FIXME: insert proper C++ library support
517 ld_shlibs=no
518 ;;
519 esac
520 ;;
521 solaris*)
522 case "$cc_basename" in
523 CC)
524 # Sun C++ 4.2, 5.x and Centerline C++
525 no_undefined_flag=' -ztext'
526 archive_cmds='$CC -G${allow_undefined_flag} -nolib -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
527 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
528 $CC -G${allow_undefined_flag} -nolib ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$rm $lib.exp'
529
530 hardcode_libdir_flag_spec='-R$libdir'
531 hardcode_shlibpath_var=no
532 case "$host_os" in
533 solaris2.[0-5] | solaris2.[0-5].*) ;;
534 *)
535 # The C++ compiler is used as linker so we must use $wl
536 # flag to pass the commands to the underlying system
537 # linker.
538 # Supported since Solaris 2.6 (maybe 2.5.1?)
539 whole_archive_flag_spec='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
540 ;;
541 esac
542 link_all_deplibs=yes
543
544 # Commands to make compiler produce verbose output that lists
545 # what "hidden" libraries, object files and flags are used when
546 # linking a shared library.
547 #
548 # There doesn't appear to be a way to prevent this compiler from
549 # explicitly linking system object files so we need to strip them
550 # from the output so that they don't get included in the library
551 # dependencies.
552 output_verbose_link_cmds='templist=`$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 $list'
553
554 # Archives containing C++ object files must be created using
555 # "CC -xar", where "CC" is the Sun C++ compiler. This is
556 # necessary to make sure instantiated templates are included
557 # in the archive.
558 old_archive_cmds='$CC -xar -o $oldlib $oldobjs'
559 ;;
560 gcx)
561 # Green Hills C++ Compiler
562 archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
563
564 # The C++ compiler must be used to create the archive.
565 old_archive_cmds='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
566 ;;
567 *)
568 # GNU C++ compiler with Solaris linker
569 if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then
570 if $CC --version | egrep -v '^2\.7' > /dev/null; then
571 archive_cmds='$LD -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $linker_flags ${wl}-h $wl$soname -o $lib'
572 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
573 $LD -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags ${wl}-h $wl$soname~$rm $lib.exp'
574
575 # Commands to make compiler produce verbose output that lists
576 # what "hidden" libraries, object files and flags are used when
577 # linking a shared library.
578 output_verbose_link_cmds="$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep \"\-L\""
579 else
580 # g++ 2.7 appears to require `-G' NOT `-shared' on this
581 # platform.
582 archive_cmds='$LD -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $linker_flags ${wl}-h $wl$soname -o $lib'
583 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
584 $LD -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags ${wl}-h $wl$soname~$rm $lib.exp'
585
586 # Commands to make compiler produce verbose output that lists
587 # what "hidden" libraries, object files and flags are used when
588 # linking a shared library.
589 output_verbose_link_cmds="$CC -G $CFLAGS -v conftest.$objext 2>&1 | egrep \"\-L\""
590 fi
591
592 hardcode_libdir_flag_spec='${wl}-R $wl$libdir'
593 fi
594 ;;
595 esac
596 ;;
597 tandem*)
598 case "$cc_basename" in
599 NCC)
600 # NonStop-UX NCC 3.20
601 # FIXME: insert proper C++ library support
602 ld_shlibs=no
603 ;;
604 *)
605 # FIXME: insert proper C++ library support
606 ld_shlibs=no
607 ;;
608 esac
609 ;;
610 unixware*)
611 # FIXME: insert proper C++ library support
612 ld_shlibs=no
613 ;;
614 vxworks*)
615 # FIXME: insert proper C++ library support
616 ld_shlibs=no
617 ;;
618 *)
619 # FIXME: insert proper C++ library support
620 ld_shlibs=no
621 ;;
622esac
623
624
625## Compiler Characteristics: PIC flags, static flags, etc
626
627# We don't use cached values here since only the C compiler
628# characteristics should be cached.
629ac_cv_prog_cc_pic=
630ac_cv_prog_cc_shlib=
631ac_cv_prog_cc_wl=
632ac_cv_prog_cc_static=
633ac_cv_prog_cc_no_builtin=
634ac_cv_prog_cc_can_build_shared=$can_build_shared
635
636# It is not enough to reset these cached values, they must be unset.
637unset ac_cv_prog_cc_pic_works
638unset ac_cv_prog_cc_static_works
639
640if test "$with_gcc" = yes; then
641 ac_cv_prog_cc_wl='-Wl,'
642 ac_cv_prog_cc_static='-static'
643
644 case "$host_os" in
645 beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
646 # PIC is the default for these OSes.
647 ;;
648 aix*)
649 # Below there is a dirty hack to force normal static linking with -ldl
650 # The problem is because libdl dynamically linked with both libc and
651 # libC (AIX C++ library), which obviously doesn't included in libraries
652 # list by gcc. This cause undefined symbols with -static flags.
653 # This hack allows C programs to be linked with "-static -ldl", but
654 # we not sure about C++ programs.
655 ac_cv_prog_cc_static="$ac_cv_prog_cc_static ${ac_cv_prog_cc_wl}-lC"
656 ;;
657 cygwin* | mingw* | os2*)
658 # This hack is so that the source file can tell whether it is being
659 # built for inclusion in a dll (and should export symbols for example).
660 ac_cv_prog_cc_pic='-DDLL_EXPORT'
661 ;;
662 amigaos*)
663 # FIXME: we need at least 68020 code to build shared libraries, but
664 # adding the `-m68020' flag to GCC prevents building anything better,
665 # like `-m68040'.
666 ac_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4'
667 ;;
668 sysv4*MP*)
669 if test -d /usr/nec; then
670 ac_cv_prog_cc_pic=-Kconform_pic
671 fi
672 ;;
673 *)
674 ac_cv_prog_cc_pic='-fPIC'
675 ;;
676 esac
677else
678 case "$host_os" in
679 aix4*)
680 # All AIX code is PIC.
681 ;;
682 chorus*)
683 case "$cc_basename" in
684 cxch68)
685 # Green Hills C++ Compiler
686 # 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 $MVME_DIR/lib/classix/libcx.s.a"
687 ;;
688 esac
689 ;;
690 dgux*)
691 case "$cc_basename" in
692 ec++)
693 ac_cv_prog_cc_pic='-KPIC'
694 ;;
695 ghcx)
696 # Green Hills C++ Compiler
697 ac_cv_prog_cc_pic='-pic'
698 ;;
699 *)
700 ;;
701 esac
702 ;;
703 freebsd*)
704 # FreeBSD uses GNU C++
705 ;;
706 hpux9* | hpux10* | hpux11*)
707 case "$cc_basename" in
708 CC)
709 ac_cv_prog_cc_wl='-Wl,'
710 ac_cv_prog_cc_static="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive"
711 ac_cv_prog_cc_pic='+Z'
712 ;;
713 aCC)
714 ac_cv_prog_cc_wl='-Wl,'
715 ac_cv_prog_cc_static="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive"
716 ac_cv_prog_cc_pic='+Z'
717 ;;
718 *)
719 ;;
720 esac
721 ;;
722 irix5* | irix6*)
723 case "$cc_basename" in
724 CC)
725 ac_cv_prog_cc_wl='-Wl,'
726 ac_cv_prog_cc_static='-non_shared'
727 ac_cv_prog_cc_pic='-KPIC'
728 ;;
729 *)
730 ;;
731 esac
732 ;;
733 linux*)
734 case "$cc_basename" in
735 KCC)
736 # KAI C++ Compiler
737 ac_cv_prog_cc_wl='--backend -Wl,'
738 ac_cv_prog_cc_pic='-fPIC'
739 ;;
740 cxx)
741 # Compaq C++
742 # Make sure the PIC flag is empty. It appears that all Alpha
743 # Linux and Compaq Tru64 Unix objects are PIC.
744 ac_cv_prog_cc_pic=
745 ac_cv_prog_cc_static='-non_shared'
746 ;;
747 *)
748 ;;
749 esac
750 ;;
751 lynxos*)
752 ;;
753 m88k*)
754 ;;
755 mvs*)
756 case "$cc_basename" in
757 cxx)
758 ac_cv_prog_cc_pic='-W c,exportall'
759 ;;
760 *)
761 ;;
762 esac
763 ;;
764 netbsd*)
765 ;;
766 osf3* | osf4* | osf5*)
767 case "$cc_basename" in
768 KCC)
769 ac_cv_prog_cc_wl='--backend -Wl,'
770 ;;
771 RCC)
772 # Rational C++ 2.4.1
773 ac_cv_prog_cc_pic='-pic'
774 ;;
775 cxx)
776 # Digital/Compaq C++
777 ac_cv_prog_cc_wl='-Wl,'
778 # Make sure the PIC flag is empty. It appears that all Alpha
779 # Linux and Compaq Tru64 Unix objects are PIC.
780 ac_cv_prog_cc_pic=
781 ac_cv_prog_cc_static='-non_shared'
782 ;;
783 *)
784 ;;
785 esac
786 ;;
787 psos*)
788 ;;
789 sco*)
790 case "$cc_basename" in
791 CC)
792 ac_cv_prog_cc_pic='-fPIC'
793 ;;
794 *)
795 ;;
796 esac
797 ;;
798 solaris*)
799 case "$cc_basename" in
800 CC)
801 # Sun C++ 4.2, 5.x and Centerline C++
802 ac_cv_prog_cc_pic='-KPIC'
803 ac_cv_prog_cc_static='-Bstatic'
804 ac_cv_prog_cc_wl='-Qoption ld '
805 ;;
806 gcx)
807 # Green Hills C++ Compiler
808 ac_cv_prog_cc_pic='-PIC'
809 ;;
810 *)
811 ;;
812 esac
813 ;;
814 sunos4*)
815 case "$cc_basename" in
816 CC)
817 # Sun C++ 4.x
818 ac_cv_prog_cc_pic='-pic'
819 ac_cv_prog_cc_static='-Bstatic'
820 ;;
821 lcc)
822 # Lucid
823 ac_cv_prog_cc_pic='-pic'
824 ;;
825 *)
826 ;;
827 esac
828 ;;
829 tandem*)
830 case "$cc_basename" in
831 NCC)
832 # NonStop-UX NCC 3.20
833 ac_cv_prog_cc_pic='-KPIC'
834 ;;
835 *)
836 ;;
837 esac
838 ;;
839 unixware*)
840 ;;
841 vxworks*)
842 ;;
843 *)
844 ac_cv_prog_cc_can_build_shared=no
845 ;;
846 esac
847fi
848ac_cv_prog_cc_pic="$ac_cv_prog_cc_pic -DPIC"
849
850
851# Figure out "hidden" C++ library dependencies from verbose
852# compiler output whening linking a shared library.
853cat > conftest.$ac_ext <<EOF
854class Foo
855{
856public:
857 Foo (void) { a = 0; }
858private:
859 int a;
860};
861EOF
862
863
864if (eval $ac_compile) 2>&5; then
865 # Parse the compiler output and extract the necessary
866 # objects, libraries and library flags.
867
868 # Sentinel used to keep track of whether or not we are before
869 # the conftest object file.
870 pre_test_object_deps_done=no
871
872 for p in `eval $output_verbose_link_cmds`; do
873
874 case $p in
875
876 -L* | -R* | -l*)
877 # Some compilers place space between "-{L,R}" and the path.
878 # Remove the space.
879 if test $p = "-L" \
880 || test $p = "-R"; then
881 prev=$p
882 continue
883 else
884 prev=
885 fi
886
887 if test "$pre_test_object_deps_done" = no; then
888 case $p in
889 -L* | -R*)
890 # Internal compiler library paths should come after those
891 # provided the user. The postdeps already come after the
892 # user supplied libs so there is no need to process them.
893 if test -z "$compiler_lib_search_path"; then
894 compiler_lib_search_path="${prev}${p}"
895 else
896 compiler_lib_search_path="${compiler_lib_search_path} ${prev}${p}"
897 fi
898 ;;
899 # The "-l" case would never come before the object being
900 # linked, so don't bother handling this case.
901 esac
902 else
903 add="${prev}${p}"
904 if test "x$remove_lgcc" = "xyes" ; then
905 case "$add" in
906 -lgcc ) add="" ;;
907 esac
908 fi
909 if test -n "$add" ; then
910 if test -z "$postdeps"; then
911 postdeps="$add"
912 else
913 postdeps="${postdeps} ${add}"
914 fi
915 fi
916 fi
917 ;;
918
919 *.$objext)
920 # This assumes that the test object file only shows up
921 # once in the compiler output.
922 if test "$p" = "conftest.$objext"; then
923 pre_test_object_deps_done=yes
924 continue
925 fi
926
927 if test "$pre_test_object_deps_done" = no; then
928 if test -z "$predep_objects"; then
929 predep_objects="$p"
930 else
931 predep_objects="$predep_objects $p"
932 fi
933 else
934 if test -z "$postdep_objects"; then
935 postdep_objects="$p"
936 else
937 postdep_objects="$postdep_objects $p"
938 fi
939 fi
940 ;;
941
942 *) ;; # Ignore the rest.
943
944 esac
945 done
946
947 # Clean up.
948 rm -f a.out
949else
950 echo "ltcf-cxx.sh: error: problem compiling test program"
951fi
952
953$rm -f confest.$objext
954
955if test "x$skip_need_lc_check" = "xyes" ; then
956 need_lc=no
957else
958 case " $postdeps " in
959 *" -lc "*) need_lc=no ;;
960 *) need_lc=yes ;;
961 esac
962fi
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