Commit | Line | Data |
---|---|---|
1a79b024 DD |
1 | dnl Process this file with autoconf to produce a configure script |
2 | ||
85f969cd DD |
3 | AC_INIT |
4 | AC_CONFIG_SRCDIR([xmalloc.c]) | |
1a79b024 DD |
5 | |
6 | # This works around the fact that libtool configuration may change LD | |
7 | # for this particular configuration, but some shells, instead of | |
8 | # keeping the changes in LD private, export them just because LD is | |
9 | # exported. We don't use libtool yet, but some day we might, so... | |
10 | ORIGINAL_LD_FOR_MULTILIBS=$LD | |
11 | ||
12 | dnl We use these options to decide which functions to include. | |
13 | AC_ARG_WITH(target-subdir, | |
14 | [ --with-target-subdir=SUBDIR Configuring in a subdirectory for target]) | |
15 | AC_ARG_WITH(build-subdir, | |
16 | [ --with-build-subdir=SUBDIR Configuring in a subdirectory for build]) | |
17 | AC_ARG_WITH(cross-host, | |
18 | [ --with-cross-host=HOST Configuring with a cross compiler]) | |
19 | AC_ARG_WITH(newlib, | |
20 | [ --with-newlib Configuring with newlib]) | |
21 | ||
22 | if test "${srcdir}" = "."; then | |
23 | if test -n "${with_build_subdir}"; then | |
24 | libiberty_topdir="${srcdir}/../.." | |
25 | with_target_subdir= | |
26 | elif test -z "${with_target_subdir}"; then | |
27 | libiberty_topdir="${srcdir}/.." | |
28 | else | |
29 | if test "${with_target_subdir}" != "."; then | |
30 | libiberty_topdir="${srcdir}/${with_multisrctop}../.." | |
31 | else | |
32 | libiberty_topdir="${srcdir}/${with_multisrctop}.." | |
33 | fi | |
34 | fi | |
35 | else | |
36 | libiberty_topdir="${srcdir}/.." | |
37 | fi | |
38 | AC_SUBST(libiberty_topdir) | |
39 | AC_CONFIG_AUX_DIR($libiberty_topdir) | |
40 | ||
41 | dnl Very limited version of automake's enable-maintainer-mode | |
42 | ||
43 | AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) | |
44 | dnl maintainer-mode is disabled by default | |
45 | AC_ARG_ENABLE(maintainer-mode, | |
46 | [ --enable-maintainer-mode | |
47 | enable make rules and dependencies not useful | |
48 | (and sometimes confusing) to the casual installer], | |
49 | maintainer_mode=$enableval, | |
50 | maintainer_mode=no) | |
51 | ||
52 | AC_MSG_RESULT($maintainer_mode) | |
53 | ||
54 | if test "$maintainer_mode" = "yes"; then | |
55 | MAINT='' | |
56 | NOTMAINT='#' | |
57 | else | |
58 | MAINT='#' | |
59 | NOTMAINT='' | |
60 | fi | |
61 | AC_SUBST(MAINT)dnl | |
62 | AC_SUBST(NOTMAINT)dnl | |
63 | ||
64 | # Do we have a single-tree copy of texinfo? Even if we do, we can't | |
65 | # rely on it - libiberty is built before texinfo. | |
66 | AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, ) | |
67 | if test "x$MAKEINFO" = "x"; then | |
68 | MAKEINFO="@echo makeinfo missing; true" | |
69 | BUILD_INFO= | |
70 | else | |
71 | BUILD_INFO=info | |
72 | case "$MAKEINFO" in | |
73 | */missing\ makeinfo*) | |
74 | BUILD_INFO= | |
75 | AC_MSG_WARN([ | |
76 | *** Makeinfo is missing. Info documentation will not be built.]) | |
77 | ;; | |
78 | *) | |
79 | case x"`$MAKEINFO --version | grep 'GNU texinfo'`" in | |
80 | x*\ [[1-3]].* ) | |
81 | MAKEINFO="@echo $MAKEINFO is too old, 4.0 or newer required; true" | |
82 | BUILD_INFO= | |
83 | AC_MSG_WARN([ | |
84 | *** Makeinfo is too old. Info documentation will not be built.]) | |
85 | ;; | |
86 | esac | |
87 | ;; | |
88 | esac | |
89 | fi | |
90 | AC_SUBST(MAKEINFO) | |
91 | AC_SUBST(BUILD_INFO) | |
92 | ||
93 | AC_CHECK_PROG(PERL, perl, perl, ) | |
94 | if test x"$PERL" = x""; then | |
95 | HAVE_PERL='#' | |
96 | else | |
97 | HAVE_PERL='' | |
98 | fi | |
99 | AC_SUBST(HAVE_PERL) | |
100 | ||
101 | AC_CANONICAL_HOST | |
102 | ||
103 | dnl When we start using automake: | |
104 | dnl AM_INIT_AUTOMAKE(libiberty, 1.0) | |
105 | ||
106 | dnl These must be called before AM_PROG_LIBTOOL, because it may want | |
107 | dnl to call AC_CHECK_PROG. | |
108 | AC_CHECK_TOOL(AR, ar) | |
109 | AC_CHECK_TOOL(RANLIB, ranlib, :) | |
110 | ||
958afec3 GK |
111 | dnl When switching to automake, replace the following with AM_ENABLE_MULTILIB. |
112 | # Add --enable-multilib to configure. | |
113 | # Default to --enable-multilib | |
114 | AC_ARG_ENABLE(multilib, | |
115 | [ --enable-multilib build many library versions (default)], | |
116 | [case "$enableval" in | |
117 | yes) multilib=yes ;; | |
118 | no) multilib=no ;; | |
119 | *) AC_MSG_ERROR([bad value $enableval for multilib option]) ;; | |
120 | esac], | |
121 | [multilib=yes]) | |
122 | ||
123 | # Even if the default multilib is not a cross compilation, | |
124 | # it may be that some of the other multilibs are. | |
125 | if test $cross_compiling = no && test $multilib = yes \ | |
126 | && test "x${with_multisubdir}" != x ; then | |
127 | cross_compiling=maybe | |
128 | fi | |
129 | ||
a4818a05 DD |
130 | # We may wish to install the target headers somewhere. |
131 | AC_MSG_CHECKING([whether to install libiberty headers and static library]) | |
132 | dnl install-libiberty is disabled by default | |
133 | ||
134 | AC_ARG_ENABLE(install-libiberty, | |
135 | [ --enable-install-libiberty Install headers and library for end users], | |
136 | enable_install_libiberty=$enableval, | |
137 | enable_install_libiberty=no)dnl | |
138 | ||
139 | # Option parsed, now set things appropriately. | |
140 | case x"$enable_install_libiberty" in | |
141 | xyes|x) | |
142 | target_header_dir=libiberty | |
143 | ;; | |
144 | xno) | |
145 | target_header_dir= | |
146 | ;; | |
147 | *) | |
148 | # This could be sanity-checked in various ways... | |
149 | target_header_dir="${enable_install_libiberty}" | |
150 | ;; | |
151 | esac | |
152 | AC_MSG_RESULT($enable_install_libiberty) | |
153 | AC_MSG_NOTICE([target_header_dir = $target_header_dir]) | |
154 | ||
1a79b024 DD |
155 | GCC_NO_EXECUTABLES |
156 | AC_PROG_CC | |
f91ca6bc | 157 | AC_GNU_SOURCE |
899de170 | 158 | AC_SYS_LARGEFILE |
1a79b024 DD |
159 | AC_PROG_CPP_WERROR |
160 | ||
1f616ca1 | 161 | ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wc++-compat \ |
59d2699c MW |
162 | -Wstrict-prototypes \ |
163 | -Wshadow=local], [ac_libiberty_warn_cflags]) | |
1f616ca1 | 164 | ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([], [ac_libiberty_warn_cflags]) |
1a79b024 | 165 | |
46a10049 DD |
166 | AC_PROG_CC_C_O |
167 | # autoconf is lame and doesn't give us any substitution variable for this. | |
168 | if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then | |
169 | NO_MINUS_C_MINUS_O=yes | |
170 | else | |
171 | OUTPUT_OPTION='-o $@' | |
172 | fi | |
173 | AC_SUBST(NO_MINUS_C_MINUS_O) | |
174 | AC_SUBST(OUTPUT_OPTION) | |
175 | ||
1a79b024 DD |
176 | AC_C_CONST |
177 | AC_C_INLINE | |
0093138c | 178 | AC_C_BIGENDIAN |
1a79b024 | 179 | |
46a10049 | 180 | dnl When we start using libtool: |
1a79b024 DD |
181 | dnl Default to a non shared library. This may be overridden by the |
182 | dnl configure option --enable-shared. | |
46a10049 | 183 | dnl AM_DISABLE_SHARED |
1a79b024 | 184 | |
46a10049 DD |
185 | dnl When we start using libtool: |
186 | dnl AM_PROG_LIBTOOL | |
1a79b024 DD |
187 | |
188 | dnl When we start using automake: | |
189 | dnl AM_CONFIG_HEADER(config.h:config.in) | |
190 | AC_CONFIG_HEADER(config.h:config.in) | |
191 | ||
192 | dnl When we start using automake: | |
193 | dnl AM_MAINTAINER_MODE | |
194 | dnl AC_EXEEXT | |
195 | ||
196 | dnl When we start using automake: | |
197 | dnl AM_PROG_INSTALL | |
198 | AC_PROG_INSTALL | |
199 | ||
4cf896a5 KC |
200 | # Don't build the shared library for build. |
201 | if [[ -n "${with_build_subdir}" ]]; then | |
202 | enable_shared=no | |
203 | fi | |
204 | ||
205 | frag= | |
206 | case "${host}" in | |
207 | rs6000-ibm-aix3.1 | rs6000-ibm-aix) | |
208 | frag=mh-aix ;; | |
209 | *-*-cxux7*) frag=mh-cxux7 ;; | |
210 | *-*-freebsd2.1.*) frag=mh-fbsd21 ;; | |
211 | *-*-freebsd2.2.[[012]]) frag=mh-fbsd21 ;; | |
212 | i370-*-opened*) frag=mh-openedition ;; | |
213 | i[[34567]]86-*-windows*) frag=mh-windows ;; | |
214 | esac | |
215 | ||
216 | if [[ -n "${frag}" ]]; then | |
c779bab8 | 217 | frag=${libiberty_topdir}/libiberty/config/$frag |
4cf896a5 KC |
218 | fi |
219 | ||
601a99c6 DD |
220 | GCC_PICFLAG |
221 | ||
4cf896a5 KC |
222 | # If they didn't specify --enable-shared, don't generate shared libs. |
223 | case "${enable_shared}" in | |
224 | yes) shared=yes ;; | |
225 | no) shared=no ;; | |
226 | "") shared=no ;; | |
227 | *) shared=yes ;; | |
228 | esac | |
26505cc0 DD |
229 | |
230 | # ...unless --enable-host-shared was passed from top-level config: | |
231 | if [[ "${enable_host_shared}" = "yes" ]]; then | |
232 | shared=yes | |
233 | fi | |
234 | ||
601a99c6 DD |
235 | if [[ "${shared}" != "yes" ]]; then |
236 | PICFLAG= | |
4cf896a5 | 237 | fi |
c779bab8 | 238 | AC_SUBST(PICFLAG) |
4cf896a5 | 239 | |
3f48575a | 240 | NOASANFLAG= |
241 | case " ${CFLAGS} " in | |
242 | *\ -fsanitize=address\ *) NOASANFLAG=-fno-sanitize=address ;; | |
d750c713 | 243 | *\ -fsanitize=hwaddress\ *) NOASANFLAG=-fno-sanitize=hwaddress ;; |
3f48575a | 244 | esac |
245 | AC_SUBST(NOASANFLAG) | |
246 | ||
56b1e56d NC |
247 | GCC_CET_HOST_FLAGS(CET_HOST_FLAGS) |
248 | AC_SUBST(CET_HOST_FLAGS) | |
249 | ||
4cf896a5 KC |
250 | echo "# Warning: this fragment is automatically generated" > temp-frag |
251 | ||
c779bab8 PB |
252 | if [[ -n "${frag}" ]] && [[ -f "${frag}" ]]; then |
253 | echo "Appending ${frag} to xhost-mkfrag" | |
254 | echo "# Following fragment copied from ${frag}" >> temp-frag | |
255 | cat ${frag} >> temp-frag | |
256 | fi | |
4cf896a5 KC |
257 | |
258 | # record if we want to build shared libs. | |
259 | if [[ "${shared}" = "yes" ]]; then | |
260 | echo enable_shared = yes >> temp-frag | |
261 | else | |
262 | echo enable_shared = no >> temp-frag | |
263 | fi | |
264 | ||
265 | frag=xhost-mkfrag | |
266 | ${CONFIG_SHELL-/bin/sh} ${libiberty_topdir}/move-if-change temp-frag xhost-mkfrag | |
267 | ||
1a79b024 DD |
268 | host_makefile_frag=${frag} |
269 | AC_SUBST_FILE(host_makefile_frag) | |
270 | ||
271 | # It's OK to check for header files. Although the compiler may not be | |
272 | # able to link anything, it had better be able to at least compile | |
273 | # something. | |
62b06a9e | 274 | 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) |
1a79b024 DD |
275 | AC_HEADER_SYS_WAIT |
276 | AC_HEADER_TIME | |
277 | ||
278 | libiberty_AC_DECLARE_ERRNO | |
279 | ||
abdef8eb | 280 | # Determine sizes of some types. |
40a59a4c | 281 | AC_CHECK_SIZEOF([int]) |
abdef8eb | 282 | AC_CHECK_SIZEOF([long]) |
c20a0642 | 283 | AC_CHECK_SIZEOF([size_t]) |
abdef8eb JBG |
284 | |
285 | # Check for presense of long long | |
286 | AC_CHECK_TYPE([long long], | |
287 | [AC_DEFINE(HAVE_LONG_LONG, 1, [Define if you have the `long long' type.]) AC_CHECK_SIZEOF([long long])], | |
288 | []) | |
40a59a4c | 289 | |
bb6a587d DD |
290 | # Look for a 64-bit type. |
291 | AC_MSG_CHECKING([for a 64-bit type]) | |
292 | AC_CACHE_VAL(liberty_cv_uint64, | |
293 | [AC_TRY_COMPILE( | |
294 | [#ifdef HAVE_STDINT_H | |
295 | #include <stdint.h> | |
296 | #endif], | |
297 | [extern uint64_t foo;], | |
298 | liberty_cv_uint64=uint64_t, | |
299 | [AC_TRY_COMPILE( | |
300 | [#ifdef HAVE_LIMITS_H | |
301 | #include <limits.h> | |
302 | #endif | |
303 | #ifndef CHAR_BIT | |
304 | #define CHAR_BIT 8 | |
305 | #endif], | |
306 | [extern char foo[sizeof(long) * CHAR_BIT >= 64 ? 1 : -1];], | |
307 | liberty_cv_uint64="unsigned long", | |
308 | [AC_TRY_COMPILE( | |
309 | [#ifdef HAVE_LIMITS_H | |
310 | #include <limits.h> | |
311 | #endif | |
312 | #ifndef CHAR_BIT | |
313 | #define CHAR_BIT 8 | |
314 | #endif], | |
315 | [extern char foo[sizeof(long long) * CHAR_BIT >= 64 ? 1 : -1];], | |
316 | liberty_cv_uint64="unsigned long long", liberty_cv_uint64=none)])])]) | |
317 | AC_MSG_RESULT($liberty_cv_uint64) | |
318 | if test "$liberty_cv_uint64" != none; then | |
7e9f5c71 DD |
319 | AC_DEFINE_UNQUOTED(UNSIGNED_64BIT_TYPE, $liberty_cv_uint64, |
320 | [Define to an unsigned 64-bit type available in the compiler.]) | |
bb6a587d DD |
321 | fi |
322 | ||
b4a451f5 L |
323 | AC_TYPE_INTPTR_T |
324 | AC_TYPE_UINTPTR_T | |
ffa54e5c | 325 | AC_TYPE_SSIZE_T |
b4a451f5 | 326 | |
1a79b024 DD |
327 | # Given the above check, we always have uintptr_t or a fallback |
328 | # definition. So define HAVE_UINTPTR_T in case any imported code | |
329 | # relies on it. | |
330 | AC_DEFINE(HAVE_UINTPTR_T, 1, [Define if you have the \`uintptr_t' type.]) | |
331 | ||
332 | AC_TYPE_PID_T | |
333 | ||
334 | # This is the list of functions which libiberty will provide if they | |
335 | # are not available on the host. | |
336 | ||
337 | funcs="asprintf" | |
338 | funcs="$funcs atexit" | |
339 | funcs="$funcs basename" | |
340 | funcs="$funcs bcmp" | |
341 | funcs="$funcs bcopy" | |
342 | funcs="$funcs bsearch" | |
343 | funcs="$funcs bzero" | |
344 | funcs="$funcs calloc" | |
345 | funcs="$funcs clock" | |
346 | funcs="$funcs ffs" | |
347 | funcs="$funcs getcwd" | |
348 | funcs="$funcs getpagesize" | |
8ec32723 | 349 | funcs="$funcs gettimeofday" |
1a79b024 DD |
350 | funcs="$funcs index" |
351 | funcs="$funcs insque" | |
352 | funcs="$funcs memchr" | |
353 | funcs="$funcs memcmp" | |
354 | funcs="$funcs memcpy" | |
10e1b6bb | 355 | funcs="$funcs memmem" |
1a79b024 DD |
356 | funcs="$funcs memmove" |
357 | funcs="$funcs mempcpy" | |
358 | funcs="$funcs memset" | |
359 | funcs="$funcs mkstemps" | |
360 | funcs="$funcs putenv" | |
361 | funcs="$funcs random" | |
362 | funcs="$funcs rename" | |
363 | funcs="$funcs rindex" | |
364 | funcs="$funcs setenv" | |
365 | funcs="$funcs snprintf" | |
366 | funcs="$funcs sigsetmask" | |
367 | funcs="$funcs stpcpy" | |
368 | funcs="$funcs stpncpy" | |
369 | funcs="$funcs strcasecmp" | |
370 | funcs="$funcs strchr" | |
371 | funcs="$funcs strdup" | |
372 | funcs="$funcs strncasecmp" | |
0fad4bdb | 373 | funcs="$funcs strndup" |
995b61fe | 374 | funcs="$funcs strnlen" |
1a79b024 DD |
375 | funcs="$funcs strrchr" |
376 | funcs="$funcs strstr" | |
377 | funcs="$funcs strtod" | |
378 | funcs="$funcs strtol" | |
379 | funcs="$funcs strtoul" | |
abdef8eb JBG |
380 | funcs="$funcs strtoll" |
381 | funcs="$funcs strtoull" | |
67f3cb05 | 382 | funcs="$funcs strverscmp" |
1a79b024 DD |
383 | funcs="$funcs tmpnam" |
384 | funcs="$funcs vasprintf" | |
385 | funcs="$funcs vfprintf" | |
386 | funcs="$funcs vprintf" | |
387 | funcs="$funcs vsnprintf" | |
388 | funcs="$funcs vsprintf" | |
389 | funcs="$funcs waitpid" | |
9711ae4d | 390 | funcs="$funcs setproctitle" |
1a79b024 DD |
391 | |
392 | # Also in the old function.def file: alloca, vfork, getopt. | |
393 | ||
394 | vars="sys_errlist sys_nerr sys_siglist" | |
395 | ||
26ac1280 | 396 | checkfuncs="__fsetlocking canonicalize_file_name dup3 getrlimit getrusage \ |
af03af8f | 397 | getsysinfo gettimeofday on_exit pipe2 psignal pstat_getdynamic pstat_getstatic \ |
26ac1280 DD |
398 | realpath setrlimit sbrk spawnve spawnvpe strerror strsignal sysconf sysctl \ |
399 | sysmp table times wait3 wait4" | |
1a79b024 DD |
400 | |
401 | # These are neither executed nor required, but they help keep | |
402 | # autoheader happy without adding a bunch of text to acconfig.h. | |
403 | if test "x" = "y"; then | |
e96158fc BE |
404 | AC_CHECK_FUNCS(asprintf atexit \ |
405 | basename bcmp bcopy bsearch bzero \ | |
406 | calloc canonicalize_file_name clock \ | |
9c55e064 | 407 | dup3 \ |
e96158fc | 408 | ffs __fsetlocking \ |
26ac1280 | 409 | getcwd getpagesize getrlimit getrusage getsysinfo gettimeofday \ |
e96158fc BE |
410 | index insque \ |
411 | memchr memcmp memcpy memmem memmove memset mkstemps \ | |
412 | on_exit \ | |
af03af8f | 413 | pipe2 psignal pstat_getdynamic pstat_getstatic putenv \ |
e96158fc | 414 | random realpath rename rindex \ |
26ac1280 | 415 | sbrk setenv setproctitle setrlimit sigsetmask snprintf spawnve spawnvpe \ |
9c55e064 | 416 | stpcpy stpncpy strcasecmp strchr strdup \ |
995b61fe | 417 | strerror strncasecmp strndup strnlen strrchr strsignal strstr strtod \ |
abdef8eb | 418 | strtol strtoul strtoll strtoull strverscmp sysconf sysctl sysmp \ |
e96158fc BE |
419 | table times tmpnam \ |
420 | vasprintf vfprintf vprintf vsprintf \ | |
421 | wait3 wait4 waitpid) | |
5b4a1ff3 | 422 | AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf, strtol, strtoul, strtoll, strtoull, strnlen]) |
1a79b024 DD |
423 | AC_DEFINE(HAVE_SYS_ERRLIST, 1, [Define if you have the sys_errlist variable.]) |
424 | AC_DEFINE(HAVE_SYS_NERR, 1, [Define if you have the sys_nerr variable.]) | |
425 | AC_DEFINE(HAVE_SYS_SIGLIST, 1, [Define if you have the sys_siglist variable.]) | |
426 | fi | |
427 | ||
428 | # For each of these functions, if the host does not provide the | |
429 | # function we want to put FN.o in LIBOBJS, and if the host does | |
430 | # provide the function, we want to define HAVE_FN in config.h. | |
431 | ||
432 | setobjs= | |
433 | CHECK= | |
1a79b024 DD |
434 | if test -n "${with_target_subdir}"; then |
435 | ||
436 | # We are being configured as a target library. AC_REPLACE_FUNCS | |
437 | # may not work correctly, because the compiler may not be able to | |
438 | # link executables. Note that we may still be being configured | |
439 | # native. | |
440 | ||
441 | # If we are being configured for newlib, we know which functions | |
442 | # newlib provide and which ones we will be expected to provide. | |
443 | ||
444 | if test "x${with_newlib}" = "xyes"; then | |
445 | AC_LIBOBJ([asprintf]) | |
446 | AC_LIBOBJ([basename]) | |
447 | AC_LIBOBJ([insque]) | |
448 | AC_LIBOBJ([random]) | |
449 | AC_LIBOBJ([strdup]) | |
450 | AC_LIBOBJ([vasprintf]) | |
451 | ||
452 | for f in $funcs; do | |
453 | case "$f" in | |
454 | asprintf | basename | insque | random | strdup | vasprintf) | |
455 | ;; | |
456 | *) | |
457 | n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
458 | AC_DEFINE_UNQUOTED($n) | |
459 | ;; | |
460 | esac | |
461 | done | |
462 | ||
463 | # newlib doesnt provide any of the variables in $vars, so we | |
464 | # dont have to check them here. | |
465 | ||
466 | # Of the functions in $checkfuncs, newlib only has strerror. | |
0093138c | 467 | AC_DEFINE(HAVE_STRERROR) |
1a79b024 DD |
468 | |
469 | setobjs=yes | |
470 | ||
471 | fi | |
472 | ||
069e4b19 CV |
473 | # If we are being configured for Mingw, we know which functions |
474 | # Mingw provides and which ones we will be expected to provide. | |
475 | ||
476 | case "${host}" in | |
477 | *-*-mingw*) | |
478 | AC_LIBOBJ([asprintf]) | |
479 | AC_LIBOBJ([basename]) | |
480 | AC_LIBOBJ([bcmp]) | |
481 | AC_LIBOBJ([bcopy]) | |
482 | AC_LIBOBJ([bzero]) | |
483 | AC_LIBOBJ([clock]) | |
484 | AC_LIBOBJ([ffs]) | |
485 | AC_LIBOBJ([getpagesize]) | |
486 | AC_LIBOBJ([index]) | |
487 | AC_LIBOBJ([insque]) | |
488 | AC_LIBOBJ([mempcpy]) | |
489 | AC_LIBOBJ([mkstemps]) | |
490 | AC_LIBOBJ([random]) | |
491 | AC_LIBOBJ([rindex]) | |
492 | AC_LIBOBJ([sigsetmask]) | |
493 | AC_LIBOBJ([stpcpy]) | |
494 | AC_LIBOBJ([stpncpy]) | |
495 | AC_LIBOBJ([strndup]) | |
995b61fe | 496 | AC_LIBOBJ([strnlen]) |
069e4b19 CV |
497 | AC_LIBOBJ([strverscmp]) |
498 | AC_LIBOBJ([vasprintf]) | |
499 | AC_LIBOBJ([waitpid]) | |
500 | ||
501 | for f in $funcs; do | |
502 | case "$f" in | |
995b61fe | 503 | asprintf | basename | bcmp | bcopy | bzero | clock | ffs | getpagesize | index | insque | mempcpy | mkstemps | random | rindex | sigsetmask | stpcpy | stpncpy | strdup | strndup | strnlen | strverscmp | vasprintf | waitpid) |
069e4b19 CV |
504 | ;; |
505 | *) | |
506 | n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
507 | AC_DEFINE_UNQUOTED($n) | |
508 | ;; | |
509 | esac | |
510 | done | |
511 | ||
512 | # Mingw doesnt provide any of the variables in $vars, so we | |
513 | # dont have to check them here. | |
514 | ||
515 | # Of the functions in $checkfuncs, Mingw only has strerror. | |
516 | AC_DEFINE(HAVE_STRERROR) | |
517 | ||
68724c3d DD |
518 | setobjs=yes |
519 | ;; | |
520 | ||
521 | *-*-msdosdjgpp) | |
522 | AC_LIBOBJ([vasprintf]) | |
523 | AC_LIBOBJ([vsnprintf]) | |
524 | AC_LIBOBJ([snprintf]) | |
525 | AC_LIBOBJ([asprintf]) | |
526 | ||
527 | for f in atexit basename bcmp bcopy bsearch bzero calloc clock ffs \ | |
528 | getcwd getpagesize getrusage gettimeofday \ | |
529 | index insque memchr memcmp memcpy memmove memset psignal \ | |
530 | putenv random rename rindex sbrk setenv stpcpy strcasecmp \ | |
531 | strchr strdup strerror strncasecmp strrchr strstr strtod \ | |
532 | strtol strtoul sysconf times tmpnam vfprintf vprintf \ | |
533 | vsprintf waitpid | |
534 | do | |
535 | n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
536 | AC_DEFINE_UNQUOTED($n) | |
537 | done | |
538 | ||
539 | ||
069e4b19 CV |
540 | setobjs=yes |
541 | ;; | |
542 | ||
543 | esac | |
544 | ||
1a79b024 DD |
545 | else |
546 | ||
547 | # Not a target library, so we set things up to run the test suite. | |
b109e79a | 548 | CHECK=really-check |
1a79b024 DD |
549 | |
550 | fi | |
551 | ||
552 | AC_SUBST(CHECK) | |
553 | AC_SUBST(target_header_dir) | |
554 | ||
555 | case "${host}" in | |
556 | *-*-cygwin* | *-*-mingw*) | |
0093138c DD |
557 | AC_DEFINE(HAVE_SYS_ERRLIST) |
558 | AC_DEFINE(HAVE_SYS_NERR) | |
1a79b024 DD |
559 | ;; |
560 | esac | |
561 | ||
562 | if test -z "${setobjs}"; then | |
563 | case "${host}" in | |
564 | ||
565 | *-*-vxworks*) | |
566 | # Handle VxWorks configuration specially, since on VxWorks the | |
567 | # libraries are actually on the target board, not in the file | |
568 | # system. | |
569 | AC_LIBOBJ([basename]) | |
570 | AC_LIBOBJ([getpagesize]) | |
571 | AC_LIBOBJ([insque]) | |
572 | AC_LIBOBJ([random]) | |
573 | AC_LIBOBJ([strcasecmp]) | |
574 | AC_LIBOBJ([strncasecmp]) | |
575 | AC_LIBOBJ([strdup]) | |
576 | AC_LIBOBJ([vfork]) | |
577 | AC_LIBOBJ([waitpid]) | |
578 | AC_LIBOBJ([vasprintf]) | |
579 | for f in $funcs; do | |
580 | case "$f" in | |
581 | basename | getpagesize | insque | random | strcasecmp) | |
582 | ;; | |
583 | strncasecmp | strdup | vfork | waitpid | vasprintf) | |
584 | ;; | |
585 | *) | |
586 | n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
587 | AC_DEFINE_UNQUOTED($n) | |
588 | ;; | |
589 | esac | |
590 | done | |
591 | ||
592 | # VxWorks doesn't provide any of the variables in $vars, so we | |
593 | # don't have to check them here. | |
594 | ||
595 | # Of the functions in $checkfuncs, VxWorks only has strerror. | |
0093138c | 596 | AC_DEFINE(HAVE_STRERROR) |
1a79b024 DD |
597 | |
598 | setobjs=yes | |
599 | ;; | |
600 | ||
601 | esac | |
602 | fi | |
603 | ||
604 | if test -z "${setobjs}"; then | |
605 | ||
606 | case "${host}" in | |
607 | ||
82ef0f70 JB |
608 | *-*-android*) |
609 | # On android, getpagesize is defined in unistd.h as a static inline | |
610 | # function, which AC_CHECK_FUNCS does not handle properly. | |
611 | ac_cv_func_getpagesize=yes | |
612 | ;; | |
613 | ||
20c4b12e NC |
614 | hppa*-*-hpux*) |
615 | # Replace system snprintf and vsnprintf with libiberty implementations. | |
616 | AC_LIBOBJ([snprintf]) | |
617 | AC_LIBOBJ([vsnprintf]) | |
618 | ;; | |
619 | ||
1a79b024 DD |
620 | *-*-mingw32*) |
621 | # Under mingw32, sys_nerr and sys_errlist exist, but they are | |
622 | # macros, so the test below won't find them. | |
623 | libiberty_cv_var_sys_nerr=yes | |
624 | libiberty_cv_var_sys_errlist=yes | |
625 | ;; | |
626 | ||
65dce80e DD |
627 | *-*-msdosdjgpp*) |
628 | # vfork and fork are stubs. | |
629 | ac_cv_func_vfork_works=no | |
630 | ;; | |
631 | ||
1a79b024 DD |
632 | *-*-uwin*) |
633 | # Under some versions of uwin, vfork is notoriously buggy and the test | |
634 | # can hang configure; on other versions, vfork exists just as a stub. | |
635 | # FIXME: This should be removed once vfork in uwin's runtime is fixed. | |
636 | ac_cv_func_vfork_works=no | |
637 | # Under uwin 2.0+, sys_nerr and sys_errlist exist, but they are | |
638 | # macros (actually, these are imported from a DLL, but the end effect | |
639 | # is the same), so the test below won't find them. | |
640 | libiberty_cv_var_sys_nerr=yes | |
641 | libiberty_cv_var_sys_errlist=yes | |
642 | ;; | |
643 | ||
644 | *-*-*vms*) | |
645 | # Under VMS, vfork works very different than on Unix. The standard test | |
646 | # won't work, and it isn't easily adaptable. It makes more sense to | |
647 | # just force it. | |
648 | ac_cv_func_vfork_works=yes | |
649 | ;; | |
650 | ||
651 | esac | |
652 | ||
653 | # We haven't set the list of objects yet. Use the standard autoconf | |
654 | # tests. This will only work if the compiler works. | |
655 | AC_ISC_POSIX | |
656 | AC_REPLACE_FUNCS($funcs) | |
657 | libiberty_AC_FUNC_C_ALLOCA | |
85f969cd | 658 | AC_FUNC_FORK |
1a79b024 DD |
659 | if test $ac_cv_func_vfork_works = no; then |
660 | AC_LIBOBJ([vfork]) | |
661 | fi | |
662 | # We only need _doprnt if we might use it to implement v*printf. | |
663 | if test $ac_cv_func_vprintf != yes \ | |
664 | || test $ac_cv_func_vfprintf != yes \ | |
665 | || test $ac_cv_func_vsprintf != yes; then | |
666 | AC_REPLACE_FUNCS(_doprnt) | |
667 | else | |
668 | AC_CHECK_FUNCS(_doprnt) | |
669 | fi | |
670 | ||
671 | for v in $vars; do | |
672 | AC_MSG_CHECKING([for $v]) | |
673 | AC_CACHE_VAL(libiberty_cv_var_$v, | |
20c4b12e | 674 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[extern int $v [];]],[[if ($v [0]) return 1;]])], |
85f969cd DD |
675 | [eval "libiberty_cv_var_$v=yes"], |
676 | [eval "libiberty_cv_var_$v=no"])]) | |
1a79b024 DD |
677 | if eval "test \"`echo '$libiberty_cv_var_'$v`\" = yes"; then |
678 | AC_MSG_RESULT(yes) | |
679 | n=HAVE_`echo $v | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
680 | AC_DEFINE_UNQUOTED($n) | |
681 | else | |
682 | AC_MSG_RESULT(no) | |
683 | fi | |
684 | done | |
685 | ||
686 | # special check for _system_configuration because AIX <4.3.2 do not | |
687 | # contain the `physmem' member. | |
688 | AC_MSG_CHECKING([for external symbol _system_configuration]) | |
85f969cd DD |
689 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/systemcfg.h>]], |
690 | [[double x = _system_configuration.physmem;]])], | |
1a79b024 DD |
691 | [AC_MSG_RESULT([yes]) |
692 | AC_DEFINE(HAVE__SYSTEM_CONFIGURATION, 1, | |
85f969cd | 693 | [Define if you have the _system_configuration variable.])], |
1a79b024 DD |
694 | [AC_MSG_RESULT([no])]) |
695 | ||
696 | AC_CHECK_FUNCS($checkfuncs) | |
a2803021 | 697 | AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf]) |
a4e5c0d8 | 698 | AC_CHECK_DECLS([calloc, getenv, getopt, malloc, realloc, sbrk]) |
7c89917f | 699 | AC_CHECK_DECLS([strtol, strtoul, strtoll, strtoull]) |
67f3cb05 | 700 | AC_CHECK_DECLS([strverscmp]) |
5b4a1ff3 | 701 | AC_CHECK_DECLS([strnlen]) |
1a79b024 DD |
702 | libiberty_NEED_DECLARATION(canonicalize_file_name) |
703 | fi | |
704 | ||
705 | # Figure out which version of pexecute to use. | |
706 | case "${host}" in | |
497462ef DD |
707 | *-*-mingw* | *-*-winnt*) pexecute=pex-win32 ;; |
708 | *-*-msdosdjgpp*) pexecute=pex-djgpp ;; | |
709 | *-*-msdos*) pexecute=pex-msdos ;; | |
710 | *) pexecute=pex-unix ;; | |
1a79b024 DD |
711 | esac |
712 | AC_SUBST(pexecute) | |
713 | ||
714 | libiberty_AC_FUNC_STRNCMP | |
715 | ||
716 | # Install a library built with a cross compiler in $(tooldir) rather | |
717 | # than $(libdir). | |
718 | if test -z "${with_cross_host}"; then | |
719 | INSTALL_DEST=libdir | |
720 | else | |
721 | INSTALL_DEST=tooldir | |
722 | fi | |
723 | AC_SUBST(INSTALL_DEST) | |
724 | ||
11a338da DD |
725 | m4_pattern_allow(LIBOBJS) |
726 | L="" | |
727 | for l in x $LIBOBJS; do | |
728 | case $l in | |
729 | x) ;; | |
730 | *) L="$L ./$l" ;; | |
731 | esac | |
732 | done | |
733 | LIBOBJS="$L" | |
734 | ||
545c9aee DD |
735 | dnl Required by html and install-html |
736 | AC_SUBST(datarootdir) | |
737 | AC_SUBST(docdir) | |
738 | AC_SUBST(htmldir) | |
739 | ||
1a79b024 | 740 | # We need multilib support, but only if configuring for the target. |
85f969cd DD |
741 | AC_CONFIG_FILES([Makefile testsuite/Makefile]) |
742 | AC_CONFIG_COMMANDS([default], | |
743 | [[test -z "$CONFIG_HEADERS" || echo timestamp > stamp-h | |
1a79b024 | 744 | if test -n "$CONFIG_FILES"; then |
f5396bbe | 745 | if test -n "${with_target_subdir}"; then |
1a79b024 DD |
746 | # FIXME: We shouldn't need to set ac_file |
747 | ac_file=Makefile | |
748 | LD="${ORIGINAL_LD_FOR_MULTILIBS}" | |
749 | . ${libiberty_topdir}/config-ml.in | |
750 | fi | |
85f969cd DD |
751 | fi]], |
752 | [[srcdir=${srcdir} | |
1a79b024 DD |
753 | host=${host} |
754 | target=${target} | |
755 | with_target_subdir=${with_target_subdir} | |
1a79b024 DD |
756 | with_multisubdir=${with_multisubdir} |
757 | ac_configure_args="--enable-multilib ${ac_configure_args}" | |
758 | CONFIG_SHELL=${CONFIG_SHELL-/bin/sh} | |
759 | ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}" | |
760 | libiberty_topdir=${libiberty_topdir} | |
85f969cd DD |
761 | ]]) |
762 | AC_OUTPUT |