Mercurial > hg > CbC > CbC_gcc
annotate libiberty/configure.ac @ 55:77e2b8dfacca gcc-4.4.5
update it from 4.4.3 to 4.5.0
author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
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date | Fri, 12 Feb 2010 23:39:51 +0900 |
parents | a06113de4d67 |
children | b7f97abdc517 |
rev | line source |
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0 | 1 dnl Process this file with autoconf to produce a configure script |
2 | |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
3 AC_PREREQ(2.64) |
0 | 4 AC_INIT |
5 AC_CONFIG_SRCDIR([xmalloc.c]) | |
6 | |
7 # This works around the fact that libtool configuration may change LD | |
8 # for this particular configuration, but some shells, instead of | |
9 # keeping the changes in LD private, export them just because LD is | |
10 # exported. We don't use libtool yet, but some day we might, so... | |
11 ORIGINAL_LD_FOR_MULTILIBS=$LD | |
12 | |
13 dnl We use these options to decide which functions to include. | |
14 AC_ARG_WITH(target-subdir, | |
15 [ --with-target-subdir=SUBDIR Configuring in a subdirectory for target]) | |
16 AC_ARG_WITH(build-subdir, | |
17 [ --with-build-subdir=SUBDIR Configuring in a subdirectory for build]) | |
18 AC_ARG_WITH(cross-host, | |
19 [ --with-cross-host=HOST Configuring with a cross compiler]) | |
20 AC_ARG_WITH(newlib, | |
21 [ --with-newlib Configuring with newlib]) | |
22 | |
23 if test "${srcdir}" = "."; then | |
24 if test -n "${with_build_subdir}"; then | |
25 libiberty_topdir="${srcdir}/../.." | |
26 with_target_subdir= | |
27 elif test -z "${with_target_subdir}"; then | |
28 libiberty_topdir="${srcdir}/.." | |
29 else | |
30 if test "${with_target_subdir}" != "."; then | |
31 libiberty_topdir="${srcdir}/${with_multisrctop}../.." | |
32 else | |
33 libiberty_topdir="${srcdir}/${with_multisrctop}.." | |
34 fi | |
35 fi | |
36 else | |
37 libiberty_topdir="${srcdir}/.." | |
38 fi | |
39 AC_SUBST(libiberty_topdir) | |
40 AC_CONFIG_AUX_DIR($libiberty_topdir) | |
41 | |
42 dnl Very limited version of automake's enable-maintainer-mode | |
43 | |
44 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) | |
45 dnl maintainer-mode is disabled by default | |
46 AC_ARG_ENABLE(maintainer-mode, | |
47 [ --enable-maintainer-mode | |
48 enable make rules and dependencies not useful | |
49 (and sometimes confusing) to the casual installer], | |
50 maintainer_mode=$enableval, | |
51 maintainer_mode=no) | |
52 | |
53 AC_MSG_RESULT($maintainer_mode) | |
54 | |
55 if test "$maintainer_mode" = "yes"; then | |
56 MAINT='' | |
57 NOTMAINT='#' | |
58 else | |
59 MAINT='#' | |
60 NOTMAINT='' | |
61 fi | |
62 AC_SUBST(MAINT)dnl | |
63 AC_SUBST(NOTMAINT)dnl | |
64 | |
65 # Do we have a single-tree copy of texinfo? Even if we do, we can't | |
66 # rely on it - libiberty is built before texinfo. | |
67 AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, ) | |
68 if test "x$MAKEINFO" = "x"; then | |
69 MAKEINFO="@echo makeinfo missing; true" | |
70 BUILD_INFO= | |
71 else | |
72 BUILD_INFO=info | |
73 case "$MAKEINFO" in | |
74 */missing\ makeinfo*) | |
75 BUILD_INFO= | |
76 AC_MSG_WARN([ | |
77 *** Makeinfo is missing. Info documentation will not be built.]) | |
78 ;; | |
79 *) | |
80 case x"`$MAKEINFO --version | grep 'GNU texinfo'`" in | |
81 x*\ [[1-3]].* ) | |
82 MAKEINFO="@echo $MAKEINFO is too old, 4.0 or newer required; true" | |
83 BUILD_INFO= | |
84 AC_MSG_WARN([ | |
85 *** Makeinfo is too old. Info documentation will not be built.]) | |
86 ;; | |
87 esac | |
88 ;; | |
89 esac | |
90 fi | |
91 AC_SUBST(MAKEINFO) | |
92 AC_SUBST(BUILD_INFO) | |
93 | |
94 AC_CHECK_PROG(PERL, perl, perl, ) | |
95 if test x"$PERL" = x""; then | |
96 HAVE_PERL='#' | |
97 else | |
98 HAVE_PERL='' | |
99 fi | |
100 AC_SUBST(HAVE_PERL) | |
101 | |
102 AC_CANONICAL_HOST | |
103 | |
104 dnl When we start using automake: | |
105 dnl AM_INIT_AUTOMAKE(libiberty, 1.0) | |
106 | |
107 dnl These must be called before AM_PROG_LIBTOOL, because it may want | |
108 dnl to call AC_CHECK_PROG. | |
109 AC_CHECK_TOOL(AR, ar) | |
110 AC_CHECK_TOOL(RANLIB, ranlib, :) | |
111 | |
112 dnl When switching to automake, replace the following with AM_ENABLE_MULTILIB. | |
113 # Add --enable-multilib to configure. | |
114 # Default to --enable-multilib | |
115 AC_ARG_ENABLE(multilib, | |
116 [ --enable-multilib build many library versions (default)], | |
117 [case "$enableval" in | |
118 yes) multilib=yes ;; | |
119 no) multilib=no ;; | |
120 *) AC_MSG_ERROR([bad value $enableval for multilib option]) ;; | |
121 esac], | |
122 [multilib=yes]) | |
123 | |
124 # Even if the default multilib is not a cross compilation, | |
125 # it may be that some of the other multilibs are. | |
126 if test $cross_compiling = no && test $multilib = yes \ | |
127 && test "x${with_multisubdir}" != x ; then | |
128 cross_compiling=maybe | |
129 fi | |
130 | |
131 GCC_NO_EXECUTABLES | |
132 AC_PROG_CC | |
133 AC_SYS_LARGEFILE | |
134 AC_PROG_CPP_WERROR | |
135 | |
136 ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wc++-compat \ | |
137 -Wstrict-prototypes], [ac_libiberty_warn_cflags]) | |
138 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([], [ac_libiberty_warn_cflags]) | |
139 | |
140 AC_PROG_CC_C_O | |
141 # autoconf is lame and doesn't give us any substitution variable for this. | |
142 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then | |
143 NO_MINUS_C_MINUS_O=yes | |
144 else | |
145 OUTPUT_OPTION='-o $@' | |
146 fi | |
147 AC_SUBST(NO_MINUS_C_MINUS_O) | |
148 AC_SUBST(OUTPUT_OPTION) | |
149 | |
150 AC_C_CONST | |
151 AC_C_INLINE | |
152 AC_C_BIGENDIAN | |
153 | |
154 dnl When we start using libtool: | |
155 dnl Default to a non shared library. This may be overridden by the | |
156 dnl configure option --enable-shared. | |
157 dnl AM_DISABLE_SHARED | |
158 | |
159 dnl When we start using libtool: | |
160 dnl AM_PROG_LIBTOOL | |
161 | |
162 dnl When we start using automake: | |
163 dnl AM_CONFIG_HEADER(config.h:config.in) | |
164 AC_CONFIG_HEADER(config.h:config.in) | |
165 | |
166 dnl When we start using automake: | |
167 dnl AM_MAINTAINER_MODE | |
168 dnl AC_EXEEXT | |
169 | |
170 dnl When we start using automake: | |
171 dnl AM_PROG_INSTALL | |
172 AC_PROG_INSTALL | |
173 | |
174 # Don't build the shared library for build. | |
175 if [[ -n "${with_build_subdir}" ]]; then | |
176 enable_shared=no | |
177 fi | |
178 | |
179 frag= | |
180 case "${host}" in | |
181 rs6000-ibm-aix3.1 | rs6000-ibm-aix) | |
182 frag=mh-aix ;; | |
183 *-*-cxux7*) frag=mh-cxux7 ;; | |
184 *-*-freebsd2.1.*) frag=mh-fbsd21 ;; | |
185 *-*-freebsd2.2.[[012]]) frag=mh-fbsd21 ;; | |
186 i370-*-opened*) frag=mh-openedition ;; | |
187 i[[34567]]86-*-windows*) frag=mh-windows ;; | |
188 esac | |
189 | |
190 if [[ -n "${frag}" ]]; then | |
191 frag=${libiberty_topdir}/libiberty/config/$frag | |
192 fi | |
193 | |
194 # If they didn't specify --enable-shared, don't generate shared libs. | |
195 case "${enable_shared}" in | |
196 yes) shared=yes ;; | |
197 no) shared=no ;; | |
198 "") shared=no ;; | |
199 *) shared=yes ;; | |
200 esac | |
201 if [[ "${shared}" = "yes" ]]; then | |
202 case "${host}" in | |
203 *-*-cygwin*) ;; | |
204 alpha*-*-linux*) PICFLAG=-fPIC ;; | |
205 arm*-*-*) PICFLAG=-fPIC ;; | |
206 hppa*-*-*) PICFLAG=-fPIC ;; | |
207 i370-*-*) PICFLAG=-fPIC ;; | |
208 ia64-*-*) PICFLAG=-fpic ;; | |
209 i[[34567]]86-*-* | x86_64-*-*) | |
210 PICFLAG=-fpic ;; | |
211 m68k-*-*) PICFLAG=-fpic ;; | |
212 mips*-*-linux*) PICFLAG=-fPIC ;; | |
213 powerpc*-*-aix*) ;; | |
214 powerpc*-*-*) PICFLAG=-fPIC ;; | |
215 sparc*-*-*) case "${CFLAGS}" in | |
216 *-fpic* ) PICFLAG=-fpic ;; | |
217 * ) PICFLAG=-fPIC ;; | |
218 esac ;; | |
219 s390*-*-*) PICFLAG=-fpic ;; | |
220 esac | |
221 fi | |
222 AC_SUBST(PICFLAG) | |
223 | |
224 echo "# Warning: this fragment is automatically generated" > temp-frag | |
225 | |
226 if [[ -n "${frag}" ]] && [[ -f "${frag}" ]]; then | |
227 echo "Appending ${frag} to xhost-mkfrag" | |
228 echo "# Following fragment copied from ${frag}" >> temp-frag | |
229 cat ${frag} >> temp-frag | |
230 fi | |
231 | |
232 # record if we want to build shared libs. | |
233 if [[ "${shared}" = "yes" ]]; then | |
234 echo enable_shared = yes >> temp-frag | |
235 else | |
236 echo enable_shared = no >> temp-frag | |
237 fi | |
238 | |
239 frag=xhost-mkfrag | |
240 ${CONFIG_SHELL-/bin/sh} ${libiberty_topdir}/move-if-change temp-frag xhost-mkfrag | |
241 | |
242 host_makefile_frag=${frag} | |
243 AC_SUBST_FILE(host_makefile_frag) | |
244 | |
245 # It's OK to check for header files. Although the compiler may not be | |
246 # able to link anything, it had better be able to at least compile | |
247 # something. | |
248 AC_CHECK_HEADERS(sys/file.h sys/param.h limits.h stdlib.h malloc.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h stdint.h stdio_ext.h) | |
249 AC_HEADER_SYS_WAIT | |
250 AC_HEADER_TIME | |
251 | |
252 libiberty_AC_DECLARE_ERRNO | |
253 | |
254 # Determine the size of an int for struct fibnode. | |
255 AC_CHECK_SIZEOF([int]) | |
256 | |
257 # Look for a 64-bit type. | |
258 AC_MSG_CHECKING([for a 64-bit type]) | |
259 AC_CACHE_VAL(liberty_cv_uint64, | |
260 [AC_TRY_COMPILE( | |
261 [#ifdef HAVE_STDINT_H | |
262 #include <stdint.h> | |
263 #endif], | |
264 [extern uint64_t foo;], | |
265 liberty_cv_uint64=uint64_t, | |
266 [AC_TRY_COMPILE( | |
267 [#ifdef HAVE_LIMITS_H | |
268 #include <limits.h> | |
269 #endif | |
270 #ifndef CHAR_BIT | |
271 #define CHAR_BIT 8 | |
272 #endif], | |
273 [extern char foo[sizeof(long) * CHAR_BIT >= 64 ? 1 : -1];], | |
274 liberty_cv_uint64="unsigned long", | |
275 [AC_TRY_COMPILE( | |
276 [#ifdef HAVE_LIMITS_H | |
277 #include <limits.h> | |
278 #endif | |
279 #ifndef CHAR_BIT | |
280 #define CHAR_BIT 8 | |
281 #endif], | |
282 [extern char foo[sizeof(long long) * CHAR_BIT >= 64 ? 1 : -1];], | |
283 liberty_cv_uint64="unsigned long long", liberty_cv_uint64=none)])])]) | |
284 AC_MSG_RESULT($liberty_cv_uint64) | |
285 if test "$liberty_cv_uint64" != none; then | |
286 AC_DEFINE_UNQUOTED(UNSIGNED_64BIT_TYPE, $liberty_cv_uint64, | |
287 [Define to an unsigned 64-bit type available in the compiler.]) | |
288 fi | |
289 | |
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290 AC_TYPE_INTPTR_T |
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291 AC_TYPE_UINTPTR_T |
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292 |
0 | 293 # Given the above check, we always have uintptr_t or a fallback |
294 # definition. So define HAVE_UINTPTR_T in case any imported code | |
295 # relies on it. | |
296 AC_DEFINE(HAVE_UINTPTR_T, 1, [Define if you have the \`uintptr_t' type.]) | |
297 | |
298 AC_TYPE_PID_T | |
299 | |
300 # This is the list of functions which libiberty will provide if they | |
301 # are not available on the host. | |
302 | |
303 funcs="asprintf" | |
304 funcs="$funcs atexit" | |
305 funcs="$funcs basename" | |
306 funcs="$funcs bcmp" | |
307 funcs="$funcs bcopy" | |
308 funcs="$funcs bsearch" | |
309 funcs="$funcs bzero" | |
310 funcs="$funcs calloc" | |
311 funcs="$funcs clock" | |
312 funcs="$funcs ffs" | |
313 funcs="$funcs getcwd" | |
314 funcs="$funcs getpagesize" | |
315 funcs="$funcs gettimeofday" | |
316 funcs="$funcs index" | |
317 funcs="$funcs insque" | |
318 funcs="$funcs memchr" | |
319 funcs="$funcs memcmp" | |
320 funcs="$funcs memcpy" | |
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321 funcs="$funcs memmem" |
0 | 322 funcs="$funcs memmove" |
323 funcs="$funcs mempcpy" | |
324 funcs="$funcs memset" | |
325 funcs="$funcs mkstemps" | |
326 funcs="$funcs putenv" | |
327 funcs="$funcs random" | |
328 funcs="$funcs rename" | |
329 funcs="$funcs rindex" | |
330 funcs="$funcs setenv" | |
331 funcs="$funcs snprintf" | |
332 funcs="$funcs sigsetmask" | |
333 funcs="$funcs stpcpy" | |
334 funcs="$funcs stpncpy" | |
335 funcs="$funcs strcasecmp" | |
336 funcs="$funcs strchr" | |
337 funcs="$funcs strdup" | |
338 funcs="$funcs strncasecmp" | |
339 funcs="$funcs strndup" | |
340 funcs="$funcs strrchr" | |
341 funcs="$funcs strstr" | |
342 funcs="$funcs strtod" | |
343 funcs="$funcs strtol" | |
344 funcs="$funcs strtoul" | |
345 funcs="$funcs strverscmp" | |
346 funcs="$funcs tmpnam" | |
347 funcs="$funcs vasprintf" | |
348 funcs="$funcs vfprintf" | |
349 funcs="$funcs vprintf" | |
350 funcs="$funcs vsnprintf" | |
351 funcs="$funcs vsprintf" | |
352 funcs="$funcs waitpid" | |
353 | |
354 # Also in the old function.def file: alloca, vfork, getopt. | |
355 | |
356 vars="sys_errlist sys_nerr sys_siglist" | |
357 | |
358 checkfuncs="getrusage on_exit psignal strerror strsignal sysconf times sbrk gettimeofday" | |
359 checkfuncs="$checkfuncs realpath canonicalize_file_name pstat_getstatic pstat_getdynamic sysmp" | |
360 checkfuncs="$checkfuncs getsysinfo table sysctl wait3 wait4 __fsetlocking" | |
361 | |
362 # These are neither executed nor required, but they help keep | |
363 # autoheader happy without adding a bunch of text to acconfig.h. | |
364 if test "x" = "y"; then | |
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365 AC_CHECK_FUNCS(asprintf atexit \ |
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366 basename bcmp bcopy bsearch bzero \ |
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367 calloc canonicalize_file_name clock \ |
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368 ffs __fsetlocking \ |
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369 getcwd getpagesize getrusage getsysinfo gettimeofday \ |
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370 index insque \ |
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371 memchr memcmp memcpy memmem memmove memset mkstemps \ |
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372 on_exit \ |
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373 psignal pstat_getdynamic pstat_getstatic putenv \ |
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374 random realpath rename rindex \ |
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375 sbrk setenv sigsetmask snprintf stpcpy stpncpy strcasecmp strchr strdup \ |
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376 strerror strncasecmp strndup strrchr strsignal strstr strtod strtol \ |
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377 strtoul strverscmp sysconf sysctl sysmp \ |
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378 table times tmpnam \ |
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379 vasprintf vfprintf vprintf vsprintf \ |
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380 wait3 wait4 waitpid) |
0 | 381 AC_CHECK_DECLS([basename, ffs, asprintf, vasprintf, snprintf, vsnprintf]) |
382 AC_DEFINE(HAVE_SYS_ERRLIST, 1, [Define if you have the sys_errlist variable.]) | |
383 AC_DEFINE(HAVE_SYS_NERR, 1, [Define if you have the sys_nerr variable.]) | |
384 AC_DEFINE(HAVE_SYS_SIGLIST, 1, [Define if you have the sys_siglist variable.]) | |
385 fi | |
386 | |
387 # For each of these functions, if the host does not provide the | |
388 # function we want to put FN.o in LIBOBJS, and if the host does | |
389 # provide the function, we want to define HAVE_FN in config.h. | |
390 | |
391 setobjs= | |
392 CHECK= | |
393 target_header_dir= | |
394 if test -n "${with_target_subdir}"; then | |
395 | |
396 # We are being configured as a target library. AC_REPLACE_FUNCS | |
397 # may not work correctly, because the compiler may not be able to | |
398 # link executables. Note that we may still be being configured | |
399 # native. | |
400 | |
401 # If we are being configured for newlib, we know which functions | |
402 # newlib provide and which ones we will be expected to provide. | |
403 | |
404 if test "x${with_newlib}" = "xyes"; then | |
405 AC_LIBOBJ([asprintf]) | |
406 AC_LIBOBJ([basename]) | |
407 AC_LIBOBJ([insque]) | |
408 AC_LIBOBJ([random]) | |
409 AC_LIBOBJ([strdup]) | |
410 AC_LIBOBJ([vasprintf]) | |
411 | |
412 for f in $funcs; do | |
413 case "$f" in | |
414 asprintf | basename | insque | random | strdup | vasprintf) | |
415 ;; | |
416 *) | |
417 n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
418 AC_DEFINE_UNQUOTED($n) | |
419 ;; | |
420 esac | |
421 done | |
422 | |
423 # newlib doesnt provide any of the variables in $vars, so we | |
424 # dont have to check them here. | |
425 | |
426 # Of the functions in $checkfuncs, newlib only has strerror. | |
427 AC_DEFINE(HAVE_STRERROR) | |
428 | |
429 setobjs=yes | |
430 | |
431 fi | |
432 | |
433 # If we are being configured for Mingw, we know which functions | |
434 # Mingw provides and which ones we will be expected to provide. | |
435 | |
436 case "${host}" in | |
437 *-*-mingw*) | |
438 AC_LIBOBJ([asprintf]) | |
439 AC_LIBOBJ([basename]) | |
440 AC_LIBOBJ([bcmp]) | |
441 AC_LIBOBJ([bcopy]) | |
442 AC_LIBOBJ([bzero]) | |
443 AC_LIBOBJ([clock]) | |
444 AC_LIBOBJ([ffs]) | |
445 AC_LIBOBJ([getpagesize]) | |
446 AC_LIBOBJ([index]) | |
447 AC_LIBOBJ([insque]) | |
448 AC_LIBOBJ([mempcpy]) | |
449 AC_LIBOBJ([mkstemps]) | |
450 AC_LIBOBJ([random]) | |
451 AC_LIBOBJ([rindex]) | |
452 AC_LIBOBJ([sigsetmask]) | |
453 AC_LIBOBJ([stpcpy]) | |
454 AC_LIBOBJ([stpncpy]) | |
455 AC_LIBOBJ([strndup]) | |
456 AC_LIBOBJ([strverscmp]) | |
457 AC_LIBOBJ([vasprintf]) | |
458 AC_LIBOBJ([waitpid]) | |
459 | |
460 for f in $funcs; do | |
461 case "$f" in | |
462 asprintf | basename | bcmp | bcopy | bzero | clock | ffs | getpagesize | index | insque | mempcpy | mkstemps | random | rindex | sigsetmask | stpcpy | stpncpy | strdup | strndup | strverscmp | vasprintf | waitpid) | |
463 ;; | |
464 *) | |
465 n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
466 AC_DEFINE_UNQUOTED($n) | |
467 ;; | |
468 esac | |
469 done | |
470 | |
471 # Mingw doesnt provide any of the variables in $vars, so we | |
472 # dont have to check them here. | |
473 | |
474 # Of the functions in $checkfuncs, Mingw only has strerror. | |
475 AC_DEFINE(HAVE_STRERROR) | |
476 | |
477 setobjs=yes | |
478 ;; | |
479 | |
55
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480 *-*-msdosdjgpp) |
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481 AC_LIBOBJ([vasprintf]) |
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482 AC_LIBOBJ([vsnprintf]) |
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483 AC_LIBOBJ([snprintf]) |
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484 AC_LIBOBJ([asprintf]) |
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485 |
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486 for f in atexit basename bcmp bcopy bsearch bzero calloc clock ffs \ |
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487 getcwd getpagesize getrusage gettimeofday \ |
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488 index insque memchr memcmp memcpy memmove memset psignal \ |
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489 putenv random rename rindex sbrk setenv stpcpy strcasecmp \ |
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490 strchr strdup strerror strncasecmp strrchr strstr strtod \ |
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491 strtol strtoul sysconf times tmpnam vfprintf vprintf \ |
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492 vsprintf waitpid |
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493 do |
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494 n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` |
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495 AC_DEFINE_UNQUOTED($n) |
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496 done |
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497 |
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498 |
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499 setobjs=yes |
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500 ;; |
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501 |
0 | 502 esac |
503 | |
504 # We may wish to install the target headers somewhere. | |
505 AC_ARG_ENABLE(install-libiberty, | |
506 [ --enable-install-libiberty Install headers for end users], | |
507 enable_install_libiberty=$enableval, | |
508 enable_install_libiberty=no)dnl | |
509 | |
510 # Option parsed, now set things appropriately. | |
511 case x"$enable_install_libiberty" in | |
512 xyes|x) | |
513 target_header_dir=libiberty | |
514 ;; | |
515 xno) | |
516 target_header_dir= | |
517 ;; | |
518 *) | |
519 # This could be sanity-checked in various ways... | |
520 target_header_dir="${enable_install_libiberty}" | |
521 ;; | |
522 esac | |
523 | |
524 | |
525 else | |
526 | |
527 # Not a target library, so we set things up to run the test suite. | |
528 CHECK=really-check | |
529 | |
530 fi | |
531 | |
532 AC_SUBST(CHECK) | |
533 AC_SUBST(target_header_dir) | |
534 | |
535 case "${host}" in | |
536 *-*-cygwin* | *-*-mingw*) | |
537 AC_DEFINE(HAVE_SYS_ERRLIST) | |
538 AC_DEFINE(HAVE_SYS_NERR) | |
539 ;; | |
540 esac | |
541 | |
542 if test -z "${setobjs}"; then | |
543 case "${host}" in | |
544 | |
545 *-*-vxworks*) | |
546 # Handle VxWorks configuration specially, since on VxWorks the | |
547 # libraries are actually on the target board, not in the file | |
548 # system. | |
549 AC_LIBOBJ([basename]) | |
550 AC_LIBOBJ([getpagesize]) | |
551 AC_LIBOBJ([insque]) | |
552 AC_LIBOBJ([random]) | |
553 AC_LIBOBJ([strcasecmp]) | |
554 AC_LIBOBJ([strncasecmp]) | |
555 AC_LIBOBJ([strdup]) | |
556 AC_LIBOBJ([vfork]) | |
557 AC_LIBOBJ([waitpid]) | |
558 AC_LIBOBJ([vasprintf]) | |
559 for f in $funcs; do | |
560 case "$f" in | |
561 basename | getpagesize | insque | random | strcasecmp) | |
562 ;; | |
563 strncasecmp | strdup | vfork | waitpid | vasprintf) | |
564 ;; | |
565 *) | |
566 n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
567 AC_DEFINE_UNQUOTED($n) | |
568 ;; | |
569 esac | |
570 done | |
571 | |
572 # VxWorks doesn't provide any of the variables in $vars, so we | |
573 # don't have to check them here. | |
574 | |
575 # Of the functions in $checkfuncs, VxWorks only has strerror. | |
576 AC_DEFINE(HAVE_STRERROR) | |
577 | |
578 setobjs=yes | |
579 ;; | |
580 | |
581 esac | |
582 fi | |
583 | |
584 if test -z "${setobjs}"; then | |
585 | |
586 case "${host}" in | |
587 | |
588 *-*-mingw32*) | |
589 # Under mingw32, sys_nerr and sys_errlist exist, but they are | |
590 # macros, so the test below won't find them. | |
591 libiberty_cv_var_sys_nerr=yes | |
592 libiberty_cv_var_sys_errlist=yes | |
593 ;; | |
594 | |
595 *-*-msdosdjgpp*) | |
596 # vfork and fork are stubs. | |
597 ac_cv_func_vfork_works=no | |
598 ;; | |
599 | |
600 *-*-uwin*) | |
601 # Under some versions of uwin, vfork is notoriously buggy and the test | |
602 # can hang configure; on other versions, vfork exists just as a stub. | |
603 # FIXME: This should be removed once vfork in uwin's runtime is fixed. | |
604 ac_cv_func_vfork_works=no | |
605 # Under uwin 2.0+, sys_nerr and sys_errlist exist, but they are | |
606 # macros (actually, these are imported from a DLL, but the end effect | |
607 # is the same), so the test below won't find them. | |
608 libiberty_cv_var_sys_nerr=yes | |
609 libiberty_cv_var_sys_errlist=yes | |
610 ;; | |
611 | |
612 *-*-*vms*) | |
613 # Under VMS, vfork works very different than on Unix. The standard test | |
614 # won't work, and it isn't easily adaptable. It makes more sense to | |
615 # just force it. | |
616 ac_cv_func_vfork_works=yes | |
617 ;; | |
618 | |
619 esac | |
620 | |
621 # We haven't set the list of objects yet. Use the standard autoconf | |
622 # tests. This will only work if the compiler works. | |
623 AC_ISC_POSIX | |
624 AC_REPLACE_FUNCS($funcs) | |
625 libiberty_AC_FUNC_C_ALLOCA | |
626 AC_FUNC_FORK | |
627 if test $ac_cv_func_vfork_works = no; then | |
628 AC_LIBOBJ([vfork]) | |
629 fi | |
630 # We only need _doprnt if we might use it to implement v*printf. | |
631 if test $ac_cv_func_vprintf != yes \ | |
632 || test $ac_cv_func_vfprintf != yes \ | |
633 || test $ac_cv_func_vsprintf != yes; then | |
634 AC_REPLACE_FUNCS(_doprnt) | |
635 else | |
636 AC_CHECK_FUNCS(_doprnt) | |
637 fi | |
638 | |
639 for v in $vars; do | |
640 AC_MSG_CHECKING([for $v]) | |
641 AC_CACHE_VAL(libiberty_cv_var_$v, | |
642 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[int *p;]],[[extern int $v []; p = $v;]])], | |
643 [eval "libiberty_cv_var_$v=yes"], | |
644 [eval "libiberty_cv_var_$v=no"])]) | |
645 if eval "test \"`echo '$libiberty_cv_var_'$v`\" = yes"; then | |
646 AC_MSG_RESULT(yes) | |
647 n=HAVE_`echo $v | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
648 AC_DEFINE_UNQUOTED($n) | |
649 else | |
650 AC_MSG_RESULT(no) | |
651 fi | |
652 done | |
653 | |
654 # special check for _system_configuration because AIX <4.3.2 do not | |
655 # contain the `physmem' member. | |
656 AC_MSG_CHECKING([for external symbol _system_configuration]) | |
657 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/systemcfg.h>]], | |
658 [[double x = _system_configuration.physmem;]])], | |
659 [AC_MSG_RESULT([yes]) | |
660 AC_DEFINE(HAVE__SYSTEM_CONFIGURATION, 1, | |
661 [Define if you have the _system_configuration variable.])], | |
662 [AC_MSG_RESULT([no])]) | |
663 | |
664 AC_CHECK_FUNCS($checkfuncs) | |
665 AC_CHECK_DECLS([basename, ffs, asprintf, vasprintf, snprintf, vsnprintf]) | |
666 AC_CHECK_DECLS([calloc, getenv, getopt, malloc, realloc, sbrk]) | |
667 AC_CHECK_DECLS([strverscmp]) | |
668 libiberty_NEED_DECLARATION(canonicalize_file_name) | |
669 fi | |
670 | |
671 # Figure out which version of pexecute to use. | |
672 case "${host}" in | |
673 *-*-mingw* | *-*-winnt*) pexecute=./pex-win32.o ;; | |
674 *-*-msdosdjgpp*) pexecute=./pex-djgpp.o ;; | |
675 *-*-msdos*) pexecute=./pex-msdos.o ;; | |
676 *) pexecute=./pex-unix.o ;; | |
677 esac | |
678 AC_SUBST(pexecute) | |
679 | |
680 libiberty_AC_FUNC_STRNCMP | |
681 | |
682 # Install a library built with a cross compiler in $(tooldir) rather | |
683 # than $(libdir). | |
684 if test -z "${with_cross_host}"; then | |
685 INSTALL_DEST=libdir | |
686 else | |
687 INSTALL_DEST=tooldir | |
688 fi | |
689 AC_SUBST(INSTALL_DEST) | |
690 | |
691 m4_pattern_allow(LIBOBJS) | |
692 L="" | |
693 for l in x $LIBOBJS; do | |
694 case $l in | |
695 x) ;; | |
696 *) L="$L ./$l" ;; | |
697 esac | |
698 done | |
699 LIBOBJS="$L" | |
700 | |
701 dnl Required by html and install-html | |
702 AC_SUBST(datarootdir) | |
703 AC_SUBST(docdir) | |
704 AC_SUBST(htmldir) | |
705 | |
706 # We need multilib support, but only if configuring for the target. | |
707 AC_CONFIG_FILES([Makefile testsuite/Makefile]) | |
708 AC_CONFIG_COMMANDS([default], | |
709 [[test -z "$CONFIG_HEADERS" || echo timestamp > stamp-h | |
710 if test -n "$CONFIG_FILES"; then | |
711 if test -n "${with_target_subdir}"; then | |
712 # FIXME: We shouldn't need to set ac_file | |
713 ac_file=Makefile | |
714 LD="${ORIGINAL_LD_FOR_MULTILIBS}" | |
715 . ${libiberty_topdir}/config-ml.in | |
716 fi | |
717 fi]], | |
718 [[srcdir=${srcdir} | |
719 host=${host} | |
720 target=${target} | |
721 with_target_subdir=${with_target_subdir} | |
722 with_multisubdir=${with_multisubdir} | |
723 ac_configure_args="--enable-multilib ${ac_configure_args}" | |
724 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh} | |
725 ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}" | |
726 libiberty_topdir=${libiberty_topdir} | |
727 ]]) | |
728 AC_OUTPUT |