Mercurial > hg > CbC > CbC_gcc
annotate libiberty/configure.ac @ 117:f81c5aa9f14f
fix
author | mir3636 |
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date | Tue, 28 Nov 2017 21:17:15 +0900 |
parents | 04ced10e8804 |
children | 84e7813d76e9 |
rev | line source |
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0 | 1 dnl Process this file with autoconf to produce a configure script |
2 | |
55
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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changeset
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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 | |
111 | 131 # We may wish to install the target headers somewhere. |
132 AC_MSG_CHECKING([whether to install libiberty headers and static library]) | |
133 dnl install-libiberty is disabled by default | |
134 | |
135 AC_ARG_ENABLE(install-libiberty, | |
136 [ --enable-install-libiberty Install headers and library for end users], | |
137 enable_install_libiberty=$enableval, | |
138 enable_install_libiberty=no)dnl | |
139 | |
140 # Option parsed, now set things appropriately. | |
141 case x"$enable_install_libiberty" in | |
142 xyes|x) | |
143 target_header_dir=libiberty | |
144 ;; | |
145 xno) | |
146 target_header_dir= | |
147 ;; | |
148 *) | |
149 # This could be sanity-checked in various ways... | |
150 target_header_dir="${enable_install_libiberty}" | |
151 ;; | |
152 esac | |
153 AC_MSG_RESULT($enable_install_libiberty) | |
154 AC_MSG_NOTICE([target_header_dir = $target_header_dir]) | |
155 | |
0 | 156 GCC_NO_EXECUTABLES |
157 AC_PROG_CC | |
111 | 158 AC_GNU_SOURCE |
0 | 159 AC_SYS_LARGEFILE |
160 AC_PROG_CPP_WERROR | |
161 | |
162 ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wc++-compat \ | |
111 | 163 -Wstrict-prototypes \ |
164 -Wshadow=local], [ac_libiberty_warn_cflags]) | |
0 | 165 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([], [ac_libiberty_warn_cflags]) |
166 | |
167 AC_PROG_CC_C_O | |
168 # autoconf is lame and doesn't give us any substitution variable for this. | |
169 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then | |
170 NO_MINUS_C_MINUS_O=yes | |
171 else | |
172 OUTPUT_OPTION='-o $@' | |
173 fi | |
174 AC_SUBST(NO_MINUS_C_MINUS_O) | |
175 AC_SUBST(OUTPUT_OPTION) | |
176 | |
177 AC_C_CONST | |
178 AC_C_INLINE | |
179 AC_C_BIGENDIAN | |
180 | |
181 dnl When we start using libtool: | |
182 dnl Default to a non shared library. This may be overridden by the | |
183 dnl configure option --enable-shared. | |
184 dnl AM_DISABLE_SHARED | |
185 | |
186 dnl When we start using libtool: | |
187 dnl AM_PROG_LIBTOOL | |
188 | |
189 dnl When we start using automake: | |
190 dnl AM_CONFIG_HEADER(config.h:config.in) | |
191 AC_CONFIG_HEADER(config.h:config.in) | |
192 | |
193 dnl When we start using automake: | |
194 dnl AM_MAINTAINER_MODE | |
195 dnl AC_EXEEXT | |
196 | |
197 dnl When we start using automake: | |
198 dnl AM_PROG_INSTALL | |
199 AC_PROG_INSTALL | |
200 | |
201 # Don't build the shared library for build. | |
202 if [[ -n "${with_build_subdir}" ]]; then | |
203 enable_shared=no | |
204 fi | |
205 | |
206 frag= | |
207 case "${host}" in | |
208 rs6000-ibm-aix3.1 | rs6000-ibm-aix) | |
209 frag=mh-aix ;; | |
210 *-*-cxux7*) frag=mh-cxux7 ;; | |
211 *-*-freebsd2.1.*) frag=mh-fbsd21 ;; | |
212 *-*-freebsd2.2.[[012]]) frag=mh-fbsd21 ;; | |
213 i370-*-opened*) frag=mh-openedition ;; | |
214 i[[34567]]86-*-windows*) frag=mh-windows ;; | |
215 esac | |
216 | |
217 if [[ -n "${frag}" ]]; then | |
218 frag=${libiberty_topdir}/libiberty/config/$frag | |
219 fi | |
220 | |
111 | 221 GCC_PICFLAG |
222 | |
0 | 223 # If they didn't specify --enable-shared, don't generate shared libs. |
224 case "${enable_shared}" in | |
225 yes) shared=yes ;; | |
226 no) shared=no ;; | |
227 "") shared=no ;; | |
228 *) shared=yes ;; | |
229 esac | |
111 | 230 |
231 # ...unless --enable-host-shared was passed from top-level config: | |
232 if [[ "${enable_host_shared}" = "yes" ]]; then | |
233 shared=yes | |
234 fi | |
235 | |
236 if [[ "${shared}" != "yes" ]]; then | |
237 PICFLAG= | |
0 | 238 fi |
239 AC_SUBST(PICFLAG) | |
240 | |
111 | 241 NOASANFLAG= |
242 case " ${CFLAGS} " in | |
243 *\ -fsanitize=address\ *) NOASANFLAG=-fno-sanitize=address ;; | |
244 esac | |
245 AC_SUBST(NOASANFLAG) | |
246 | |
0 | 247 echo "# Warning: this fragment is automatically generated" > temp-frag |
248 | |
249 if [[ -n "${frag}" ]] && [[ -f "${frag}" ]]; then | |
250 echo "Appending ${frag} to xhost-mkfrag" | |
251 echo "# Following fragment copied from ${frag}" >> temp-frag | |
252 cat ${frag} >> temp-frag | |
253 fi | |
254 | |
255 # record if we want to build shared libs. | |
256 if [[ "${shared}" = "yes" ]]; then | |
257 echo enable_shared = yes >> temp-frag | |
258 else | |
259 echo enable_shared = no >> temp-frag | |
260 fi | |
261 | |
262 frag=xhost-mkfrag | |
263 ${CONFIG_SHELL-/bin/sh} ${libiberty_topdir}/move-if-change temp-frag xhost-mkfrag | |
264 | |
265 host_makefile_frag=${frag} | |
266 AC_SUBST_FILE(host_makefile_frag) | |
267 | |
268 # It's OK to check for header files. Although the compiler may not be | |
269 # able to link anything, it had better be able to at least compile | |
270 # something. | |
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271 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 process.h sys/prctl.h) |
0 | 272 AC_HEADER_SYS_WAIT |
273 AC_HEADER_TIME | |
274 | |
275 libiberty_AC_DECLARE_ERRNO | |
276 | |
111 | 277 # Determine sizes of some types. |
0 | 278 AC_CHECK_SIZEOF([int]) |
111 | 279 AC_CHECK_SIZEOF([long]) |
280 AC_CHECK_SIZEOF([size_t]) | |
281 | |
282 # Check for presense of long long | |
283 AC_CHECK_TYPE([long long], | |
284 [AC_DEFINE(HAVE_LONG_LONG, 1, [Define if you have the `long long' type.]) AC_CHECK_SIZEOF([long long])], | |
285 []) | |
0 | 286 |
287 # Look for a 64-bit type. | |
288 AC_MSG_CHECKING([for a 64-bit type]) | |
289 AC_CACHE_VAL(liberty_cv_uint64, | |
290 [AC_TRY_COMPILE( | |
291 [#ifdef HAVE_STDINT_H | |
292 #include <stdint.h> | |
293 #endif], | |
294 [extern uint64_t foo;], | |
295 liberty_cv_uint64=uint64_t, | |
296 [AC_TRY_COMPILE( | |
297 [#ifdef HAVE_LIMITS_H | |
298 #include <limits.h> | |
299 #endif | |
300 #ifndef CHAR_BIT | |
301 #define CHAR_BIT 8 | |
302 #endif], | |
303 [extern char foo[sizeof(long) * CHAR_BIT >= 64 ? 1 : -1];], | |
304 liberty_cv_uint64="unsigned long", | |
305 [AC_TRY_COMPILE( | |
306 [#ifdef HAVE_LIMITS_H | |
307 #include <limits.h> | |
308 #endif | |
309 #ifndef CHAR_BIT | |
310 #define CHAR_BIT 8 | |
311 #endif], | |
312 [extern char foo[sizeof(long long) * CHAR_BIT >= 64 ? 1 : -1];], | |
313 liberty_cv_uint64="unsigned long long", liberty_cv_uint64=none)])])]) | |
314 AC_MSG_RESULT($liberty_cv_uint64) | |
315 if test "$liberty_cv_uint64" != none; then | |
316 AC_DEFINE_UNQUOTED(UNSIGNED_64BIT_TYPE, $liberty_cv_uint64, | |
317 [Define to an unsigned 64-bit type available in the compiler.]) | |
318 fi | |
319 | |
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320 AC_TYPE_INTPTR_T |
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321 AC_TYPE_UINTPTR_T |
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322 AC_TYPE_SSIZE_T |
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323 |
0 | 324 # Given the above check, we always have uintptr_t or a fallback |
325 # definition. So define HAVE_UINTPTR_T in case any imported code | |
326 # relies on it. | |
327 AC_DEFINE(HAVE_UINTPTR_T, 1, [Define if you have the \`uintptr_t' type.]) | |
328 | |
329 AC_TYPE_PID_T | |
330 | |
331 # This is the list of functions which libiberty will provide if they | |
332 # are not available on the host. | |
333 | |
334 funcs="asprintf" | |
335 funcs="$funcs atexit" | |
336 funcs="$funcs basename" | |
337 funcs="$funcs bcmp" | |
338 funcs="$funcs bcopy" | |
339 funcs="$funcs bsearch" | |
340 funcs="$funcs bzero" | |
341 funcs="$funcs calloc" | |
342 funcs="$funcs clock" | |
343 funcs="$funcs ffs" | |
344 funcs="$funcs getcwd" | |
345 funcs="$funcs getpagesize" | |
346 funcs="$funcs gettimeofday" | |
347 funcs="$funcs index" | |
348 funcs="$funcs insque" | |
349 funcs="$funcs memchr" | |
350 funcs="$funcs memcmp" | |
351 funcs="$funcs memcpy" | |
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352 funcs="$funcs memmem" |
0 | 353 funcs="$funcs memmove" |
354 funcs="$funcs mempcpy" | |
355 funcs="$funcs memset" | |
356 funcs="$funcs mkstemps" | |
357 funcs="$funcs putenv" | |
358 funcs="$funcs random" | |
359 funcs="$funcs rename" | |
360 funcs="$funcs rindex" | |
361 funcs="$funcs setenv" | |
362 funcs="$funcs snprintf" | |
363 funcs="$funcs sigsetmask" | |
364 funcs="$funcs stpcpy" | |
365 funcs="$funcs stpncpy" | |
366 funcs="$funcs strcasecmp" | |
367 funcs="$funcs strchr" | |
368 funcs="$funcs strdup" | |
369 funcs="$funcs strncasecmp" | |
370 funcs="$funcs strndup" | |
111 | 371 funcs="$funcs strnlen" |
0 | 372 funcs="$funcs strrchr" |
373 funcs="$funcs strstr" | |
374 funcs="$funcs strtod" | |
375 funcs="$funcs strtol" | |
376 funcs="$funcs strtoul" | |
111 | 377 funcs="$funcs strtoll" |
378 funcs="$funcs strtoull" | |
0 | 379 funcs="$funcs strverscmp" |
380 funcs="$funcs tmpnam" | |
381 funcs="$funcs vasprintf" | |
382 funcs="$funcs vfprintf" | |
383 funcs="$funcs vprintf" | |
384 funcs="$funcs vsnprintf" | |
385 funcs="$funcs vsprintf" | |
386 funcs="$funcs waitpid" | |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
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387 funcs="$funcs setproctitle" |
0 | 388 |
389 # Also in the old function.def file: alloca, vfork, getopt. | |
390 | |
391 vars="sys_errlist sys_nerr sys_siglist" | |
392 | |
111 | 393 checkfuncs="__fsetlocking canonicalize_file_name dup3 getrlimit getrusage \ |
394 getsysinfo gettimeofday on_exit psignal pstat_getdynamic pstat_getstatic \ | |
395 realpath setrlimit sbrk spawnve spawnvpe strerror strsignal sysconf sysctl \ | |
396 sysmp table times wait3 wait4" | |
0 | 397 |
398 # These are neither executed nor required, but they help keep | |
399 # autoheader happy without adding a bunch of text to acconfig.h. | |
400 if test "x" = "y"; then | |
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401 AC_CHECK_FUNCS(asprintf atexit \ |
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402 basename bcmp bcopy bsearch bzero \ |
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403 calloc canonicalize_file_name clock \ |
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parents:
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404 dup3 \ |
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405 ffs __fsetlocking \ |
111 | 406 getcwd getpagesize getrlimit getrusage getsysinfo gettimeofday \ |
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407 index insque \ |
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408 memchr memcmp memcpy memmem memmove memset mkstemps \ |
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409 on_exit \ |
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410 psignal pstat_getdynamic pstat_getstatic putenv \ |
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411 random realpath rename rindex \ |
111 | 412 sbrk setenv setproctitle setrlimit sigsetmask snprintf spawnve spawnvpe \ |
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parents:
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413 stpcpy stpncpy strcasecmp strchr strdup \ |
111 | 414 strerror strncasecmp strndup strnlen strrchr strsignal strstr strtod \ |
415 strtol strtoul strtoll strtoull strverscmp sysconf sysctl sysmp \ | |
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416 table times tmpnam \ |
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417 vasprintf vfprintf vprintf vsprintf \ |
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418 wait3 wait4 waitpid) |
111 | 419 AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf, strtol, strtoul, strtoll, strtoull, strnlen]) |
0 | 420 AC_DEFINE(HAVE_SYS_ERRLIST, 1, [Define if you have the sys_errlist variable.]) |
421 AC_DEFINE(HAVE_SYS_NERR, 1, [Define if you have the sys_nerr variable.]) | |
422 AC_DEFINE(HAVE_SYS_SIGLIST, 1, [Define if you have the sys_siglist variable.]) | |
423 fi | |
424 | |
425 # For each of these functions, if the host does not provide the | |
426 # function we want to put FN.o in LIBOBJS, and if the host does | |
427 # provide the function, we want to define HAVE_FN in config.h. | |
428 | |
429 setobjs= | |
430 CHECK= | |
431 if test -n "${with_target_subdir}"; then | |
432 | |
433 # We are being configured as a target library. AC_REPLACE_FUNCS | |
434 # may not work correctly, because the compiler may not be able to | |
435 # link executables. Note that we may still be being configured | |
436 # native. | |
437 | |
438 # If we are being configured for newlib, we know which functions | |
439 # newlib provide and which ones we will be expected to provide. | |
440 | |
441 if test "x${with_newlib}" = "xyes"; then | |
442 AC_LIBOBJ([asprintf]) | |
443 AC_LIBOBJ([basename]) | |
444 AC_LIBOBJ([insque]) | |
445 AC_LIBOBJ([random]) | |
446 AC_LIBOBJ([strdup]) | |
447 AC_LIBOBJ([vasprintf]) | |
448 | |
449 for f in $funcs; do | |
450 case "$f" in | |
451 asprintf | basename | insque | random | strdup | vasprintf) | |
452 ;; | |
453 *) | |
454 n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
455 AC_DEFINE_UNQUOTED($n) | |
456 ;; | |
457 esac | |
458 done | |
459 | |
460 # newlib doesnt provide any of the variables in $vars, so we | |
461 # dont have to check them here. | |
462 | |
463 # Of the functions in $checkfuncs, newlib only has strerror. | |
464 AC_DEFINE(HAVE_STRERROR) | |
465 | |
466 setobjs=yes | |
467 | |
468 fi | |
469 | |
470 # If we are being configured for Mingw, we know which functions | |
471 # Mingw provides and which ones we will be expected to provide. | |
472 | |
473 case "${host}" in | |
474 *-*-mingw*) | |
475 AC_LIBOBJ([asprintf]) | |
476 AC_LIBOBJ([basename]) | |
477 AC_LIBOBJ([bcmp]) | |
478 AC_LIBOBJ([bcopy]) | |
479 AC_LIBOBJ([bzero]) | |
480 AC_LIBOBJ([clock]) | |
481 AC_LIBOBJ([ffs]) | |
482 AC_LIBOBJ([getpagesize]) | |
483 AC_LIBOBJ([index]) | |
484 AC_LIBOBJ([insque]) | |
485 AC_LIBOBJ([mempcpy]) | |
486 AC_LIBOBJ([mkstemps]) | |
487 AC_LIBOBJ([random]) | |
488 AC_LIBOBJ([rindex]) | |
489 AC_LIBOBJ([sigsetmask]) | |
490 AC_LIBOBJ([stpcpy]) | |
491 AC_LIBOBJ([stpncpy]) | |
492 AC_LIBOBJ([strndup]) | |
111 | 493 AC_LIBOBJ([strnlen]) |
0 | 494 AC_LIBOBJ([strverscmp]) |
495 AC_LIBOBJ([vasprintf]) | |
496 AC_LIBOBJ([waitpid]) | |
497 | |
498 for f in $funcs; do | |
499 case "$f" in | |
111 | 500 asprintf | basename | bcmp | bcopy | bzero | clock | ffs | getpagesize | index | insque | mempcpy | mkstemps | random | rindex | sigsetmask | stpcpy | stpncpy | strdup | strndup | strnlen | strverscmp | vasprintf | waitpid) |
0 | 501 ;; |
502 *) | |
503 n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
504 AC_DEFINE_UNQUOTED($n) | |
505 ;; | |
506 esac | |
507 done | |
508 | |
509 # Mingw doesnt provide any of the variables in $vars, so we | |
510 # dont have to check them here. | |
511 | |
512 # Of the functions in $checkfuncs, Mingw only has strerror. | |
513 AC_DEFINE(HAVE_STRERROR) | |
514 | |
515 setobjs=yes | |
516 ;; | |
517 | |
55
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518 *-*-msdosdjgpp) |
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519 AC_LIBOBJ([vasprintf]) |
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520 AC_LIBOBJ([vsnprintf]) |
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521 AC_LIBOBJ([snprintf]) |
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522 AC_LIBOBJ([asprintf]) |
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523 |
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524 for f in atexit basename bcmp bcopy bsearch bzero calloc clock ffs \ |
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525 getcwd getpagesize getrusage gettimeofday \ |
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526 index insque memchr memcmp memcpy memmove memset psignal \ |
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527 putenv random rename rindex sbrk setenv stpcpy strcasecmp \ |
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528 strchr strdup strerror strncasecmp strrchr strstr strtod \ |
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529 strtol strtoul sysconf times tmpnam vfprintf vprintf \ |
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530 vsprintf waitpid |
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531 do |
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532 n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` |
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533 AC_DEFINE_UNQUOTED($n) |
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534 done |
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535 |
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536 |
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537 setobjs=yes |
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538 ;; |
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539 |
0 | 540 esac |
541 | |
542 else | |
543 | |
544 # Not a target library, so we set things up to run the test suite. | |
545 CHECK=really-check | |
546 | |
547 fi | |
548 | |
549 AC_SUBST(CHECK) | |
550 AC_SUBST(target_header_dir) | |
551 | |
552 case "${host}" in | |
553 *-*-cygwin* | *-*-mingw*) | |
554 AC_DEFINE(HAVE_SYS_ERRLIST) | |
555 AC_DEFINE(HAVE_SYS_NERR) | |
556 ;; | |
557 esac | |
558 | |
559 if test -z "${setobjs}"; then | |
560 case "${host}" in | |
561 | |
562 *-*-vxworks*) | |
563 # Handle VxWorks configuration specially, since on VxWorks the | |
564 # libraries are actually on the target board, not in the file | |
565 # system. | |
566 AC_LIBOBJ([basename]) | |
567 AC_LIBOBJ([getpagesize]) | |
568 AC_LIBOBJ([insque]) | |
569 AC_LIBOBJ([random]) | |
570 AC_LIBOBJ([strcasecmp]) | |
571 AC_LIBOBJ([strncasecmp]) | |
572 AC_LIBOBJ([strdup]) | |
573 AC_LIBOBJ([vfork]) | |
574 AC_LIBOBJ([waitpid]) | |
575 AC_LIBOBJ([vasprintf]) | |
576 for f in $funcs; do | |
577 case "$f" in | |
578 basename | getpagesize | insque | random | strcasecmp) | |
579 ;; | |
580 strncasecmp | strdup | vfork | waitpid | vasprintf) | |
581 ;; | |
582 *) | |
583 n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
584 AC_DEFINE_UNQUOTED($n) | |
585 ;; | |
586 esac | |
587 done | |
588 | |
589 # VxWorks doesn't provide any of the variables in $vars, so we | |
590 # don't have to check them here. | |
591 | |
592 # Of the functions in $checkfuncs, VxWorks only has strerror. | |
593 AC_DEFINE(HAVE_STRERROR) | |
594 | |
595 setobjs=yes | |
596 ;; | |
597 | |
598 esac | |
599 fi | |
600 | |
601 if test -z "${setobjs}"; then | |
602 | |
603 case "${host}" in | |
604 | |
111 | 605 *-*-android*) |
606 # On android, getpagesize is defined in unistd.h as a static inline | |
607 # function, which AC_CHECK_FUNCS does not handle properly. | |
608 ac_cv_func_getpagesize=yes | |
609 ;; | |
610 | |
0 | 611 *-*-mingw32*) |
612 # Under mingw32, sys_nerr and sys_errlist exist, but they are | |
613 # macros, so the test below won't find them. | |
614 libiberty_cv_var_sys_nerr=yes | |
615 libiberty_cv_var_sys_errlist=yes | |
616 ;; | |
617 | |
618 *-*-msdosdjgpp*) | |
619 # vfork and fork are stubs. | |
620 ac_cv_func_vfork_works=no | |
621 ;; | |
622 | |
623 *-*-uwin*) | |
624 # Under some versions of uwin, vfork is notoriously buggy and the test | |
625 # can hang configure; on other versions, vfork exists just as a stub. | |
626 # FIXME: This should be removed once vfork in uwin's runtime is fixed. | |
627 ac_cv_func_vfork_works=no | |
628 # Under uwin 2.0+, sys_nerr and sys_errlist exist, but they are | |
629 # macros (actually, these are imported from a DLL, but the end effect | |
630 # is the same), so the test below won't find them. | |
631 libiberty_cv_var_sys_nerr=yes | |
632 libiberty_cv_var_sys_errlist=yes | |
633 ;; | |
634 | |
635 *-*-*vms*) | |
636 # Under VMS, vfork works very different than on Unix. The standard test | |
637 # won't work, and it isn't easily adaptable. It makes more sense to | |
638 # just force it. | |
639 ac_cv_func_vfork_works=yes | |
640 ;; | |
641 | |
642 esac | |
643 | |
644 # We haven't set the list of objects yet. Use the standard autoconf | |
645 # tests. This will only work if the compiler works. | |
646 AC_ISC_POSIX | |
647 AC_REPLACE_FUNCS($funcs) | |
648 libiberty_AC_FUNC_C_ALLOCA | |
649 AC_FUNC_FORK | |
650 if test $ac_cv_func_vfork_works = no; then | |
651 AC_LIBOBJ([vfork]) | |
652 fi | |
653 # We only need _doprnt if we might use it to implement v*printf. | |
654 if test $ac_cv_func_vprintf != yes \ | |
655 || test $ac_cv_func_vfprintf != yes \ | |
656 || test $ac_cv_func_vsprintf != yes; then | |
657 AC_REPLACE_FUNCS(_doprnt) | |
658 else | |
659 AC_CHECK_FUNCS(_doprnt) | |
660 fi | |
661 | |
662 for v in $vars; do | |
663 AC_MSG_CHECKING([for $v]) | |
664 AC_CACHE_VAL(libiberty_cv_var_$v, | |
665 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[int *p;]],[[extern int $v []; p = $v;]])], | |
666 [eval "libiberty_cv_var_$v=yes"], | |
667 [eval "libiberty_cv_var_$v=no"])]) | |
668 if eval "test \"`echo '$libiberty_cv_var_'$v`\" = yes"; then | |
669 AC_MSG_RESULT(yes) | |
670 n=HAVE_`echo $v | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
671 AC_DEFINE_UNQUOTED($n) | |
672 else | |
673 AC_MSG_RESULT(no) | |
674 fi | |
675 done | |
676 | |
677 # special check for _system_configuration because AIX <4.3.2 do not | |
678 # contain the `physmem' member. | |
679 AC_MSG_CHECKING([for external symbol _system_configuration]) | |
680 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/systemcfg.h>]], | |
681 [[double x = _system_configuration.physmem;]])], | |
682 [AC_MSG_RESULT([yes]) | |
683 AC_DEFINE(HAVE__SYSTEM_CONFIGURATION, 1, | |
684 [Define if you have the _system_configuration variable.])], | |
685 [AC_MSG_RESULT([no])]) | |
686 | |
687 AC_CHECK_FUNCS($checkfuncs) | |
67
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688 AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf]) |
0 | 689 AC_CHECK_DECLS([calloc, getenv, getopt, malloc, realloc, sbrk]) |
111 | 690 AC_CHECK_DECLS([strtol, strtoul, strtoll, strtoull]) |
0 | 691 AC_CHECK_DECLS([strverscmp]) |
111 | 692 AC_CHECK_DECLS([strnlen]) |
0 | 693 libiberty_NEED_DECLARATION(canonicalize_file_name) |
694 fi | |
695 | |
696 # Figure out which version of pexecute to use. | |
697 case "${host}" in | |
67
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698 *-*-mingw* | *-*-winnt*) pexecute=pex-win32 ;; |
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699 *-*-msdosdjgpp*) pexecute=pex-djgpp ;; |
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700 *-*-msdos*) pexecute=pex-msdos ;; |
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701 *) pexecute=pex-unix ;; |
0 | 702 esac |
703 AC_SUBST(pexecute) | |
704 | |
705 libiberty_AC_FUNC_STRNCMP | |
706 | |
707 # Install a library built with a cross compiler in $(tooldir) rather | |
708 # than $(libdir). | |
709 if test -z "${with_cross_host}"; then | |
710 INSTALL_DEST=libdir | |
711 else | |
712 INSTALL_DEST=tooldir | |
713 fi | |
714 AC_SUBST(INSTALL_DEST) | |
715 | |
716 m4_pattern_allow(LIBOBJS) | |
717 L="" | |
718 for l in x $LIBOBJS; do | |
719 case $l in | |
720 x) ;; | |
721 *) L="$L ./$l" ;; | |
722 esac | |
723 done | |
724 LIBOBJS="$L" | |
725 | |
726 dnl Required by html and install-html | |
727 AC_SUBST(datarootdir) | |
728 AC_SUBST(docdir) | |
729 AC_SUBST(htmldir) | |
730 | |
731 # We need multilib support, but only if configuring for the target. | |
732 AC_CONFIG_FILES([Makefile testsuite/Makefile]) | |
733 AC_CONFIG_COMMANDS([default], | |
734 [[test -z "$CONFIG_HEADERS" || echo timestamp > stamp-h | |
735 if test -n "$CONFIG_FILES"; then | |
736 if test -n "${with_target_subdir}"; then | |
737 # FIXME: We shouldn't need to set ac_file | |
738 ac_file=Makefile | |
739 LD="${ORIGINAL_LD_FOR_MULTILIBS}" | |
740 . ${libiberty_topdir}/config-ml.in | |
741 fi | |
742 fi]], | |
743 [[srcdir=${srcdir} | |
744 host=${host} | |
745 target=${target} | |
746 with_target_subdir=${with_target_subdir} | |
747 with_multisubdir=${with_multisubdir} | |
748 ac_configure_args="--enable-multilib ${ac_configure_args}" | |
749 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh} | |
750 ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}" | |
751 libiberty_topdir=${libiberty_topdir} | |
752 ]]) | |
753 AC_OUTPUT |