]>
Commit | Line | Data |
---|---|---|
3affd5f0 | 1 | dnl Process this file with autoconf to produce a configure script |
6599da04 | 2 | |
a4f74b58 KC |
3 | AC_INIT |
4 | AC_CONFIG_SRCDIR([xmalloc.c]) | |
6599da04 | 5 | |
6706f116 AO |
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=$LD | |
11 | ||
3affd5f0 JL |
12 | dnl We use these options to decide which functions to include. |
13 | AC_ARG_WITH(target-subdir, | |
cd862df8 L |
14 | [ --with-target-subdir=SUBDIR Configuring in a subdirectory for target]) |
15 | AC_ARG_WITH(build-subdir, | |
16 | [ --with-build-subdir=SUBDIR Configuring in a subdirectory for build]) | |
ca6b370d JL |
17 | AC_ARG_WITH(cross-host, |
18 | [ --with-cross-host=HOST Configuring with a cross compiler]) | |
3affd5f0 JL |
19 | AC_ARG_WITH(newlib, |
20 | [ --with-newlib Configuring with newlib]) | |
6599da04 | 21 | |
3affd5f0 | 22 | if test "${srcdir}" = "."; then |
cd862df8 L |
23 | if test -n "${with_build_subdir}"; then |
24 | libiberty_topdir="${srcdir}/../.." | |
25 | with_target_subdir= | |
26 | elif test -z "${with_target_subdir}"; then | |
3affd5f0 JL |
27 | libiberty_topdir="${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 | |
d8c22ce7 | 38 | AC_SUBST(libiberty_topdir) |
3affd5f0 JL |
39 | AC_CONFIG_AUX_DIR($libiberty_topdir) |
40 | ||
aaa5f039 DD |
41 | dnl Very limited version of automake's enable-maintainer-mode |
42 | ||
43 | AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) | |
44 | dnl maintainer-mode is disabled by default | |
45 | AC_ARG_ENABLE(maintainer-mode, | |
46 | [ --enable-maintainer-mode | |
47 | enable make rules and dependencies not useful | |
48 | (and sometimes confusing) to the casual installer], | |
49 | maintainer_mode=$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 | ||
909b30a1 EG |
64 | if test -z "$ETAGS"; then |
65 | ETAGS=etags | |
66 | fi | |
67 | AC_SUBST([ETAGS]) | |
68 | ||
ae9092da DD |
69 | # Do we have a single-tree copy of texinfo? Even if we do, we can't |
70 | # rely on it - libiberty is built before texinfo. | |
71 | AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, ) | |
f749bd83 AM |
72 | if test "x$MAKEINFO" = "x"; then |
73 | MAKEINFO="@echo makeinfo missing; true" | |
ae9092da | 74 | BUILD_INFO= |
f749bd83 AM |
75 | else |
76 | BUILD_INFO=info | |
c0590bfd L |
77 | case "$MAKEINFO" in |
78 | */missing\ makeinfo*) | |
f749bd83 AM |
79 | BUILD_INFO= |
80 | AC_MSG_WARN([ | |
c0590bfd L |
81 | *** Makeinfo is missing. Info documentation will not be built.]) |
82 | ;; | |
83 | *) | |
84 | case x"`$MAKEINFO --version | grep 'GNU texinfo'`" in | |
85 | x*\ [[1-3]].* ) | |
86 | MAKEINFO="@echo $MAKEINFO is too old, 4.0 or newer required; true" | |
87 | BUILD_INFO= | |
88 | AC_MSG_WARN([ | |
ae9092da | 89 | *** Makeinfo is too old. Info documentation will not be built.]) |
c0590bfd L |
90 | ;; |
91 | esac | |
f749bd83 AM |
92 | ;; |
93 | esac | |
94 | fi | |
ae9092da | 95 | AC_SUBST(MAKEINFO) |
aaa5f039 DD |
96 | AC_SUBST(BUILD_INFO) |
97 | ||
98 | AC_CHECK_PROG(PERL, perl, perl, ) | |
99 | if test x"$PERL" = x""; then | |
100 | HAVE_PERL='#' | |
101 | else | |
102 | HAVE_PERL='' | |
103 | fi | |
104 | AC_SUBST(HAVE_PERL) | |
105 | ||
3affd5f0 JL |
106 | AC_CANONICAL_HOST |
107 | ||
108 | dnl When we start using automake: | |
109 | dnl AM_INIT_AUTOMAKE(libiberty, 1.0) | |
110 | ||
111 | dnl These must be called before AM_PROG_LIBTOOL, because it may want | |
112 | dnl to call AC_CHECK_PROG. | |
113 | AC_CHECK_TOOL(AR, ar) | |
114 | AC_CHECK_TOOL(RANLIB, ranlib, :) | |
115 | ||
abea993f GK |
116 | dnl When switching to automake, replace the following with AM_ENABLE_MULTILIB. |
117 | # Add --enable-multilib to configure. | |
118 | # Default to --enable-multilib | |
119 | AC_ARG_ENABLE(multilib, | |
120 | [ --enable-multilib build many library versions (default)], | |
121 | [case "$enableval" in | |
122 | yes) multilib=yes ;; | |
123 | no) multilib=no ;; | |
124 | *) AC_MSG_ERROR([bad value $enableval for multilib option]) ;; | |
125 | esac], | |
126 | [multilib=yes]) | |
127 | ||
128 | # Even if the default multilib is not a cross compilation, | |
129 | # it may be that some of the other multilibs are. | |
130 | if test $cross_compiling = no && test $multilib = yes \ | |
131 | && test "x${with_multisubdir}" != x ; then | |
132 | cross_compiling=maybe | |
133 | fi | |
134 | ||
8c9fddf4 MB |
135 | # We may wish to install the target headers somewhere. |
136 | AC_MSG_CHECKING([whether to install libiberty headers and static library]) | |
137 | dnl install-libiberty is disabled by default | |
138 | ||
139 | AC_ARG_ENABLE(install-libiberty, | |
140 | [ --enable-install-libiberty Install headers and library for end users], | |
141 | enable_install_libiberty=$enableval, | |
142 | enable_install_libiberty=no)dnl | |
143 | ||
144 | # Option parsed, now set things appropriately. | |
145 | case x"$enable_install_libiberty" in | |
146 | xyes|x) | |
147 | target_header_dir=libiberty | |
148 | ;; | |
149 | xno) | |
150 | target_header_dir= | |
151 | ;; | |
152 | *) | |
153 | # This could be sanity-checked in various ways... | |
154 | target_header_dir="${enable_install_libiberty}" | |
155 | ;; | |
156 | esac | |
157 | AC_MSG_RESULT($enable_install_libiberty) | |
158 | AC_MSG_NOTICE([target_header_dir = $target_header_dir]) | |
159 | ||
238235ef DJ |
160 | GCC_NO_EXECUTABLES |
161 | AC_PROG_CC | |
f50f17e6 | 162 | AC_GNU_SOURCE |
d208e2d2 | 163 | AC_SYS_LARGEFILE |
b033df90 | 164 | AC_PROG_CPP_WERROR |
238235ef | 165 | |
aa2480c5 | 166 | ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wc++-compat \ |
3eb89071 MW |
167 | -Wstrict-prototypes \ |
168 | -Wshadow=local], [ac_libiberty_warn_cflags]) | |
aa2480c5 | 169 | ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([], [ac_libiberty_warn_cflags]) |
3affd5f0 | 170 | |
24f2cabb L |
171 | AC_PROG_CC_C_O |
172 | # autoconf is lame and doesn't give us any substitution variable for this. | |
173 | if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then | |
174 | NO_MINUS_C_MINUS_O=yes | |
175 | else | |
176 | OUTPUT_OPTION='-o $@' | |
177 | fi | |
178 | AC_SUBST(NO_MINUS_C_MINUS_O) | |
179 | AC_SUBST(OUTPUT_OPTION) | |
180 | ||
d1209685 ZW |
181 | AC_C_CONST |
182 | AC_C_INLINE | |
fbc1bc09 | 183 | AC_C_BIGENDIAN |
3affd5f0 | 184 | |
24f2cabb | 185 | dnl When we start using libtool: |
3affd5f0 JL |
186 | dnl Default to a non shared library. This may be overridden by the |
187 | dnl configure option --enable-shared. | |
24f2cabb | 188 | dnl AM_DISABLE_SHARED |
3affd5f0 | 189 | |
24f2cabb L |
190 | dnl When we start using libtool: |
191 | dnl AM_PROG_LIBTOOL | |
3affd5f0 JL |
192 | |
193 | dnl When we start using automake: | |
194 | dnl AM_CONFIG_HEADER(config.h:config.in) | |
195 | AC_CONFIG_HEADER(config.h:config.in) | |
196 | ||
197 | dnl When we start using automake: | |
198 | dnl AM_MAINTAINER_MODE | |
dd8f3ed5 | 199 | dnl AC_EXEEXT |
3affd5f0 JL |
200 | |
201 | dnl When we start using automake: | |
202 | dnl AM_PROG_INSTALL | |
203 | AC_PROG_INSTALL | |
6599da04 | 204 | |
769b009e KC |
205 | # Don't build the shared library for build. |
206 | if [[ -n "${with_build_subdir}" ]]; then | |
207 | enable_shared=no | |
208 | fi | |
209 | ||
210 | frag= | |
211 | case "${host}" in | |
212 | rs6000-ibm-aix3.1 | rs6000-ibm-aix) | |
213 | frag=mh-aix ;; | |
214 | *-*-cxux7*) frag=mh-cxux7 ;; | |
215 | *-*-freebsd2.1.*) frag=mh-fbsd21 ;; | |
216 | *-*-freebsd2.2.[[012]]) frag=mh-fbsd21 ;; | |
217 | i370-*-opened*) frag=mh-openedition ;; | |
218 | i[[34567]]86-*-windows*) frag=mh-windows ;; | |
219 | esac | |
220 | ||
221 | if [[ -n "${frag}" ]]; then | |
c91c9c2e | 222 | frag=${libiberty_topdir}/libiberty/config/$frag |
769b009e KC |
223 | fi |
224 | ||
e3aa9eba RO |
225 | GCC_PICFLAG |
226 | ||
769b009e KC |
227 | # If they didn't specify --enable-shared, don't generate shared libs. |
228 | case "${enable_shared}" in | |
229 | yes) shared=yes ;; | |
230 | no) shared=no ;; | |
231 | "") shared=no ;; | |
232 | *) shared=yes ;; | |
233 | esac | |
459260ec DM |
234 | |
235 | # ...unless --enable-host-shared was passed from top-level config: | |
236 | if [[ "${enable_host_shared}" = "yes" ]]; then | |
237 | shared=yes | |
238 | fi | |
239 | ||
e3aa9eba RO |
240 | if [[ "${shared}" != "yes" ]]; then |
241 | PICFLAG= | |
769b009e | 242 | fi |
c91c9c2e | 243 | AC_SUBST(PICFLAG) |
769b009e | 244 | |
4f148bbc JJ |
245 | NOASANFLAG= |
246 | case " ${CFLAGS} " in | |
247 | *\ -fsanitize=address\ *) NOASANFLAG=-fno-sanitize=address ;; | |
170e618e | 248 | *\ -fsanitize=hwaddress\ *) NOASANFLAG=-fno-sanitize=hwaddress ;; |
4f148bbc JJ |
249 | esac |
250 | AC_SUBST(NOASANFLAG) | |
251 | ||
8fc8bf80 L |
252 | GCC_CET_HOST_FLAGS(CET_HOST_FLAGS) |
253 | AC_SUBST(CET_HOST_FLAGS) | |
254 | ||
769b009e KC |
255 | echo "# Warning: this fragment is automatically generated" > temp-frag |
256 | ||
c91c9c2e PB |
257 | if [[ -n "${frag}" ]] && [[ -f "${frag}" ]]; then |
258 | echo "Appending ${frag} to xhost-mkfrag" | |
259 | echo "# Following fragment copied from ${frag}" >> temp-frag | |
260 | cat ${frag} >> temp-frag | |
261 | fi | |
769b009e KC |
262 | |
263 | # record if we want to build shared libs. | |
264 | if [[ "${shared}" = "yes" ]]; then | |
265 | echo enable_shared = yes >> temp-frag | |
266 | else | |
267 | echo enable_shared = no >> temp-frag | |
268 | fi | |
269 | ||
270 | frag=xhost-mkfrag | |
271 | ${CONFIG_SHELL-/bin/sh} ${libiberty_topdir}/move-if-change temp-frag xhost-mkfrag | |
272 | ||
6599da04 | 273 | host_makefile_frag=${frag} |
3affd5f0 JL |
274 | AC_SUBST_FILE(host_makefile_frag) |
275 | ||
276 | # It's OK to check for header files. Although the compiler may not be | |
277 | # able to link anything, it had better be able to at least compile | |
278 | # something. | |
52ae149d | 279 | 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) |
a6458d1d | 280 | AC_HEADER_SYS_WAIT |
c6451ce1 | 281 | AC_HEADER_TIME |
6599da04 | 282 | |
3b58c099 MS |
283 | libiberty_AC_DECLARE_ERRNO |
284 | ||
ea41822a | 285 | # Determine sizes of some types. |
d49d0907 | 286 | AC_CHECK_SIZEOF([int]) |
ea41822a | 287 | AC_CHECK_SIZEOF([long]) |
126e0b6b | 288 | AC_CHECK_SIZEOF([size_t]) |
ea41822a YG |
289 | |
290 | # Check for presense of long long | |
291 | AC_CHECK_TYPE([long long], | |
292 | [AC_DEFINE(HAVE_LONG_LONG, 1, [Define if you have the `long long' type.]) AC_CHECK_SIZEOF([long long])], | |
293 | []) | |
d49d0907 | 294 | |
9bf3c9cc RH |
295 | # Look for a 64-bit type. |
296 | AC_MSG_CHECKING([for a 64-bit type]) | |
297 | AC_CACHE_VAL(liberty_cv_uint64, | |
298 | [AC_TRY_COMPILE( | |
299 | [#ifdef HAVE_STDINT_H | |
300 | #include <stdint.h> | |
301 | #endif], | |
302 | [extern uint64_t foo;], | |
303 | liberty_cv_uint64=uint64_t, | |
304 | [AC_TRY_COMPILE( | |
305 | [#ifdef HAVE_LIMITS_H | |
306 | #include <limits.h> | |
307 | #endif | |
308 | #ifndef CHAR_BIT | |
309 | #define CHAR_BIT 8 | |
310 | #endif], | |
311 | [extern char foo[sizeof(long) * CHAR_BIT >= 64 ? 1 : -1];], | |
312 | liberty_cv_uint64="unsigned long", | |
313 | [AC_TRY_COMPILE( | |
314 | [#ifdef HAVE_LIMITS_H | |
315 | #include <limits.h> | |
316 | #endif | |
317 | #ifndef CHAR_BIT | |
318 | #define CHAR_BIT 8 | |
319 | #endif], | |
320 | [extern char foo[sizeof(long long) * CHAR_BIT >= 64 ? 1 : -1];], | |
321 | liberty_cv_uint64="unsigned long long", liberty_cv_uint64=none)])])]) | |
322 | AC_MSG_RESULT($liberty_cv_uint64) | |
323 | if test "$liberty_cv_uint64" != none; then | |
6489430a MR |
324 | AC_DEFINE_UNQUOTED(UNSIGNED_64BIT_TYPE, $liberty_cv_uint64, |
325 | [Define to an unsigned 64-bit type available in the compiler.]) | |
9bf3c9cc RH |
326 | fi |
327 | ||
0e497905 OS |
328 | AC_TYPE_INTPTR_T |
329 | AC_TYPE_UINTPTR_T | |
1cfabf34 | 330 | AC_TYPE_SSIZE_T |
0e497905 | 331 | |
39e8d049 KG |
332 | # Given the above check, we always have uintptr_t or a fallback |
333 | # definition. So define HAVE_UINTPTR_T in case any imported code | |
334 | # relies on it. | |
335 | AC_DEFINE(HAVE_UINTPTR_T, 1, [Define if you have the \`uintptr_t' type.]) | |
d3982b71 | 336 | |
deae2ed9 MM |
337 | AC_TYPE_PID_T |
338 | ||
3affd5f0 JL |
339 | # This is the list of functions which libiberty will provide if they |
340 | # are not available on the host. | |
341 | ||
342 | funcs="asprintf" | |
343 | funcs="$funcs atexit" | |
344 | funcs="$funcs basename" | |
345 | funcs="$funcs bcmp" | |
346 | funcs="$funcs bcopy" | |
dac45916 | 347 | funcs="$funcs bsearch" |
3affd5f0 | 348 | funcs="$funcs bzero" |
a9acf741 | 349 | funcs="$funcs calloc" |
3affd5f0 | 350 | funcs="$funcs clock" |
29650b2b | 351 | funcs="$funcs ffs" |
3affd5f0 JL |
352 | funcs="$funcs getcwd" |
353 | funcs="$funcs getpagesize" | |
17049f0b | 354 | funcs="$funcs gettimeofday" |
3affd5f0 JL |
355 | funcs="$funcs index" |
356 | funcs="$funcs insque" | |
357 | funcs="$funcs memchr" | |
358 | funcs="$funcs memcmp" | |
359 | funcs="$funcs memcpy" | |
5fbd9447 | 360 | funcs="$funcs memmem" |
3affd5f0 | 361 | funcs="$funcs memmove" |
029bcc09 | 362 | funcs="$funcs mempcpy" |
3affd5f0 | 363 | funcs="$funcs memset" |
687361c8 | 364 | funcs="$funcs mkstemps" |
9eb4080f | 365 | funcs="$funcs putenv" |
3affd5f0 JL |
366 | funcs="$funcs random" |
367 | funcs="$funcs rename" | |
368 | funcs="$funcs rindex" | |
9eb4080f | 369 | funcs="$funcs setenv" |
bd3fbc6b | 370 | funcs="$funcs snprintf" |
3affd5f0 | 371 | funcs="$funcs sigsetmask" |
029bcc09 KG |
372 | funcs="$funcs stpcpy" |
373 | funcs="$funcs stpncpy" | |
3affd5f0 JL |
374 | funcs="$funcs strcasecmp" |
375 | funcs="$funcs strchr" | |
376 | funcs="$funcs strdup" | |
377 | funcs="$funcs strncasecmp" | |
17998b22 | 378 | funcs="$funcs strndup" |
9a9baa52 | 379 | funcs="$funcs strnlen" |
3affd5f0 JL |
380 | funcs="$funcs strrchr" |
381 | funcs="$funcs strstr" | |
382 | funcs="$funcs strtod" | |
383 | funcs="$funcs strtol" | |
384 | funcs="$funcs strtoul" | |
ea41822a YG |
385 | funcs="$funcs strtoll" |
386 | funcs="$funcs strtoull" | |
83fbfe42 | 387 | funcs="$funcs strverscmp" |
3affd5f0 JL |
388 | funcs="$funcs tmpnam" |
389 | funcs="$funcs vasprintf" | |
390 | funcs="$funcs vfprintf" | |
391 | funcs="$funcs vprintf" | |
bd3fbc6b | 392 | funcs="$funcs vsnprintf" |
3affd5f0 JL |
393 | funcs="$funcs vsprintf" |
394 | funcs="$funcs waitpid" | |
6e9bd0f8 | 395 | funcs="$funcs setproctitle" |
3affd5f0 JL |
396 | |
397 | # Also in the old function.def file: alloca, vfork, getopt. | |
398 | ||
aa9dc53d | 399 | vars="sys_errlist sys_nerr sys_siglist" |
3affd5f0 | 400 | |
d423df48 | 401 | checkfuncs="__fsetlocking canonicalize_file_name dup3 getrlimit getrusage \ |
df1346b4 | 402 | getsysinfo gettimeofday on_exit pipe2 psignal pstat_getdynamic pstat_getstatic \ |
fbb334a6 | 403 | realpath setrlimit spawnve spawnvpe strerror strsignal sysconf sysctl \ |
d423df48 | 404 | sysmp table times wait3 wait4" |
3affd5f0 | 405 | |
fbb334a6 IS |
406 | #Â Darwin has sbrk, but it is deprecated and that produces build-time warnings |
407 | #Â so do not check for it. | |
408 | case "${host}" in | |
409 | *-*-darwin*) ;; | |
410 | *) checkfuncs="$checkfuncs sbrk" | |
411 | esac | |
412 | ||
3affd5f0 JL |
413 | # These are neither executed nor required, but they help keep |
414 | # autoheader happy without adding a bunch of text to acconfig.h. | |
415 | if test "x" = "y"; then | |
59a8dc25 BE |
416 | AC_CHECK_FUNCS(asprintf atexit \ |
417 | basename bcmp bcopy bsearch bzero \ | |
418 | calloc canonicalize_file_name clock \ | |
3b63ca7e | 419 | dup3 \ |
59a8dc25 | 420 | ffs __fsetlocking \ |
d423df48 | 421 | getcwd getpagesize getrlimit getrusage getsysinfo gettimeofday \ |
59a8dc25 BE |
422 | index insque \ |
423 | memchr memcmp memcpy memmem memmove memset mkstemps \ | |
424 | on_exit \ | |
df1346b4 | 425 | pipe2 psignal pstat_getdynamic pstat_getstatic putenv \ |
59a8dc25 | 426 | random realpath rename rindex \ |
d423df48 | 427 | sbrk setenv setproctitle setrlimit sigsetmask snprintf spawnve spawnvpe \ |
3b63ca7e | 428 | stpcpy stpncpy strcasecmp strchr strdup \ |
9a9baa52 | 429 | strerror strncasecmp strndup strnlen strrchr strsignal strstr strtod \ |
ea41822a | 430 | strtol strtoul strtoll strtoull strverscmp sysconf sysctl sysmp \ |
59a8dc25 BE |
431 | table times tmpnam \ |
432 | vasprintf vfprintf vprintf vsprintf \ | |
433 | wait3 wait4 waitpid) | |
63d9caf9 | 434 | AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf, strtol, strtoul, strtoll, strtoull, strnlen]) |
d1209685 ZW |
435 | AC_DEFINE(HAVE_SYS_ERRLIST, 1, [Define if you have the sys_errlist variable.]) |
436 | AC_DEFINE(HAVE_SYS_NERR, 1, [Define if you have the sys_nerr variable.]) | |
437 | AC_DEFINE(HAVE_SYS_SIGLIST, 1, [Define if you have the sys_siglist variable.]) | |
6599da04 JM |
438 | fi |
439 | ||
3affd5f0 JL |
440 | # For each of these functions, if the host does not provide the |
441 | # function we want to put FN.o in LIBOBJS, and if the host does | |
b548dffb | 442 | # provide the function, we want to define HAVE_FN in config.h. |
3affd5f0 JL |
443 | |
444 | setobjs= | |
7c72138a | 445 | CHECK= |
3affd5f0 JL |
446 | if test -n "${with_target_subdir}"; then |
447 | ||
ca6b370d | 448 | # We are being configured as a target library. AC_REPLACE_FUNCS |
3affd5f0 | 449 | # may not work correctly, because the compiler may not be able to |
ca6b370d JL |
450 | # link executables. Note that we may still be being configured |
451 | # native. | |
3affd5f0 JL |
452 | |
453 | # If we are being configured for newlib, we know which functions | |
454 | # newlib provide and which ones we will be expected to provide. | |
455 | ||
456 | if test "x${with_newlib}" = "xyes"; then | |
238235ef DJ |
457 | AC_LIBOBJ([asprintf]) |
458 | AC_LIBOBJ([basename]) | |
459 | AC_LIBOBJ([insque]) | |
460 | AC_LIBOBJ([random]) | |
461 | AC_LIBOBJ([strdup]) | |
462 | AC_LIBOBJ([vasprintf]) | |
3affd5f0 JL |
463 | |
464 | for f in $funcs; do | |
465 | case "$f" in | |
ca6b370d | 466 | asprintf | basename | insque | random | strdup | vasprintf) |
3affd5f0 JL |
467 | ;; |
468 | *) | |
469 | n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
470 | AC_DEFINE_UNQUOTED($n) | |
471 | ;; | |
472 | esac | |
473 | done | |
474 | ||
475 | # newlib doesnt provide any of the variables in $vars, so we | |
476 | # dont have to check them here. | |
477 | ||
ca6b370d | 478 | # Of the functions in $checkfuncs, newlib only has strerror. |
c1300f45 | 479 | AC_DEFINE(HAVE_STRERROR) |
3affd5f0 JL |
480 | |
481 | setobjs=yes | |
482 | ||
483 | fi | |
7c72138a | 484 | |
70aec81b CV |
485 | # If we are being configured for Mingw, we know which functions |
486 | # Mingw provides and which ones we will be expected to provide. | |
487 | ||
488 | case "${host}" in | |
489 | *-*-mingw*) | |
490 | AC_LIBOBJ([asprintf]) | |
491 | AC_LIBOBJ([basename]) | |
492 | AC_LIBOBJ([bcmp]) | |
493 | AC_LIBOBJ([bcopy]) | |
494 | AC_LIBOBJ([bzero]) | |
495 | AC_LIBOBJ([clock]) | |
496 | AC_LIBOBJ([ffs]) | |
497 | AC_LIBOBJ([getpagesize]) | |
498 | AC_LIBOBJ([index]) | |
499 | AC_LIBOBJ([insque]) | |
500 | AC_LIBOBJ([mempcpy]) | |
501 | AC_LIBOBJ([mkstemps]) | |
502 | AC_LIBOBJ([random]) | |
503 | AC_LIBOBJ([rindex]) | |
504 | AC_LIBOBJ([sigsetmask]) | |
505 | AC_LIBOBJ([stpcpy]) | |
506 | AC_LIBOBJ([stpncpy]) | |
507 | AC_LIBOBJ([strndup]) | |
9a9baa52 | 508 | AC_LIBOBJ([strnlen]) |
70aec81b CV |
509 | AC_LIBOBJ([strverscmp]) |
510 | AC_LIBOBJ([vasprintf]) | |
511 | AC_LIBOBJ([waitpid]) | |
512 | ||
513 | for f in $funcs; do | |
514 | case "$f" in | |
9a9baa52 | 515 | asprintf | basename | bcmp | bcopy | bzero | clock | ffs | getpagesize | index | insque | mempcpy | mkstemps | random | rindex | sigsetmask | stpcpy | stpncpy | strdup | strndup | strnlen | strverscmp | vasprintf | waitpid) |
70aec81b CV |
516 | ;; |
517 | *) | |
518 | n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
519 | AC_DEFINE_UNQUOTED($n) | |
520 | ;; | |
521 | esac | |
522 | done | |
523 | ||
524 | # Mingw doesnt provide any of the variables in $vars, so we | |
525 | # dont have to check them here. | |
526 | ||
527 | # Of the functions in $checkfuncs, Mingw only has strerror. | |
528 | AC_DEFINE(HAVE_STRERROR) | |
529 | ||
01459fb5 EZ |
530 | setobjs=yes |
531 | ;; | |
532 | ||
533 | *-*-msdosdjgpp) | |
534 | AC_LIBOBJ([vasprintf]) | |
535 | AC_LIBOBJ([vsnprintf]) | |
536 | AC_LIBOBJ([snprintf]) | |
537 | AC_LIBOBJ([asprintf]) | |
538 | ||
539 | for f in atexit basename bcmp bcopy bsearch bzero calloc clock ffs \ | |
540 | getcwd getpagesize getrusage gettimeofday \ | |
541 | index insque memchr memcmp memcpy memmove memset psignal \ | |
542 | putenv random rename rindex sbrk setenv stpcpy strcasecmp \ | |
543 | strchr strdup strerror strncasecmp strrchr strstr strtod \ | |
544 | strtol strtoul sysconf times tmpnam vfprintf vprintf \ | |
545 | vsprintf waitpid | |
546 | do | |
547 | n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
548 | AC_DEFINE_UNQUOTED($n) | |
549 | done | |
550 | ||
551 | ||
70aec81b CV |
552 | setobjs=yes |
553 | ;; | |
554 | ||
555 | esac | |
556 | ||
7c72138a TT |
557 | else |
558 | ||
559 | # Not a target library, so we set things up to run the test suite. | |
a584cf65 | 560 | CHECK=really-check |
7c72138a | 561 | |
3affd5f0 JL |
562 | fi |
563 | ||
7c72138a | 564 | AC_SUBST(CHECK) |
48d7db63 | 565 | AC_SUBST(target_header_dir) |
7c72138a | 566 | |
b1c45ae4 | 567 | case "${host}" in |
46af757b | 568 | *-*-cygwin* | *-*-mingw*) |
c1300f45 KC |
569 | AC_DEFINE(HAVE_SYS_ERRLIST) |
570 | AC_DEFINE(HAVE_SYS_NERR) | |
b1c45ae4 CF |
571 | ;; |
572 | esac | |
573 | ||
3affd5f0 JL |
574 | if test -z "${setobjs}"; then |
575 | case "${host}" in | |
576 | ||
577 | *-*-vxworks*) | |
578 | # Handle VxWorks configuration specially, since on VxWorks the | |
579 | # libraries are actually on the target board, not in the file | |
580 | # system. | |
238235ef DJ |
581 | AC_LIBOBJ([basename]) |
582 | AC_LIBOBJ([getpagesize]) | |
583 | AC_LIBOBJ([insque]) | |
584 | AC_LIBOBJ([random]) | |
585 | AC_LIBOBJ([strcasecmp]) | |
586 | AC_LIBOBJ([strncasecmp]) | |
587 | AC_LIBOBJ([strdup]) | |
588 | AC_LIBOBJ([vfork]) | |
589 | AC_LIBOBJ([waitpid]) | |
590 | AC_LIBOBJ([vasprintf]) | |
3affd5f0 JL |
591 | for f in $funcs; do |
592 | case "$f" in | |
593 | basename | getpagesize | insque | random | strcasecmp) | |
594 | ;; | |
595 | strncasecmp | strdup | vfork | waitpid | vasprintf) | |
596 | ;; | |
597 | *) | |
598 | n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
599 | AC_DEFINE_UNQUOTED($n) | |
600 | ;; | |
601 | esac | |
602 | done | |
603 | ||
604 | # VxWorks doesn't provide any of the variables in $vars, so we | |
605 | # don't have to check them here. | |
606 | ||
607 | # Of the functions in $checkfuncs, VxWorks only has strerror. | |
c1300f45 | 608 | AC_DEFINE(HAVE_STRERROR) |
3affd5f0 JL |
609 | |
610 | setobjs=yes | |
611 | ;; | |
612 | ||
613 | esac | |
614 | fi | |
615 | ||
616 | if test -z "${setobjs}"; then | |
617 | ||
618 | case "${host}" in | |
619 | ||
41fdbd54 JB |
620 | *-*-android*) |
621 | # On android, getpagesize is defined in unistd.h as a static inline | |
622 | # function, which AC_CHECK_FUNCS does not handle properly. | |
623 | ac_cv_func_getpagesize=yes | |
624 | ;; | |
625 | ||
a0864ce8 JDA |
626 | hppa*-*-hpux*) |
627 | # Replace system snprintf and vsnprintf with libiberty implementations. | |
628 | AC_LIBOBJ([snprintf]) | |
629 | AC_LIBOBJ([vsnprintf]) | |
630 | ;; | |
631 | ||
3affd5f0 JL |
632 | *-*-mingw32*) |
633 | # Under mingw32, sys_nerr and sys_errlist exist, but they are | |
634 | # macros, so the test below won't find them. | |
d1209685 ZW |
635 | libiberty_cv_var_sys_nerr=yes |
636 | libiberty_cv_var_sys_errlist=yes | |
3affd5f0 JL |
637 | ;; |
638 | ||
b3df8be1 | 639 | *-*-msdosdjgpp*) |
fe8ee922 DD |
640 | # vfork and fork are stubs. |
641 | ac_cv_func_vfork_works=no | |
642 | ;; | |
643 | ||
89f602a7 MK |
644 | *-*-uwin*) |
645 | # Under some versions of uwin, vfork is notoriously buggy and the test | |
646 | # can hang configure; on other versions, vfork exists just as a stub. | |
647 | # FIXME: This should be removed once vfork in uwin's runtime is fixed. | |
648 | ac_cv_func_vfork_works=no | |
62133b5e MK |
649 | # Under uwin 2.0+, sys_nerr and sys_errlist exist, but they are |
650 | # macros (actually, these are imported from a DLL, but the end effect | |
651 | # is the same), so the test below won't find them. | |
d1209685 ZW |
652 | libiberty_cv_var_sys_nerr=yes |
653 | libiberty_cv_var_sys_errlist=yes | |
89f602a7 MK |
654 | ;; |
655 | ||
ee262b6f DR |
656 | *-*-*vms*) |
657 | # Under VMS, vfork works very different than on Unix. The standard test | |
658 | # won't work, and it isn't easily adaptable. It makes more sense to | |
659 | # just force it. | |
660 | ac_cv_func_vfork_works=yes | |
661 | ;; | |
662 | ||
3affd5f0 JL |
663 | esac |
664 | ||
665 | # We haven't set the list of objects yet. Use the standard autoconf | |
666 | # tests. This will only work if the compiler works. | |
238235ef | 667 | AC_ISC_POSIX |
3affd5f0 | 668 | AC_REPLACE_FUNCS($funcs) |
b548dffb | 669 | libiberty_AC_FUNC_C_ALLOCA |
a4f74b58 | 670 | AC_FUNC_FORK |
3affd5f0 | 671 | if test $ac_cv_func_vfork_works = no; then |
238235ef | 672 | AC_LIBOBJ([vfork]) |
3affd5f0 | 673 | fi |
e490616e ZW |
674 | # We only need _doprnt if we might use it to implement v*printf. |
675 | if test $ac_cv_func_vprintf != yes \ | |
676 | || test $ac_cv_func_vfprintf != yes \ | |
677 | || test $ac_cv_func_vsprintf != yes; then | |
678 | AC_REPLACE_FUNCS(_doprnt) | |
9ce3f7e5 DD |
679 | else |
680 | AC_CHECK_FUNCS(_doprnt) | |
e490616e ZW |
681 | fi |
682 | ||
3affd5f0 JL |
683 | for v in $vars; do |
684 | AC_MSG_CHECKING([for $v]) | |
685 | AC_CACHE_VAL(libiberty_cv_var_$v, | |
f418bc3c | 686 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[extern int $v [];]],[[if ($v [0]) return 1;]])], |
a4f74b58 KC |
687 | [eval "libiberty_cv_var_$v=yes"], |
688 | [eval "libiberty_cv_var_$v=no"])]) | |
3affd5f0 JL |
689 | if eval "test \"`echo '$libiberty_cv_var_'$v`\" = yes"; then |
690 | AC_MSG_RESULT(yes) | |
691 | n=HAVE_`echo $v | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
692 | AC_DEFINE_UNQUOTED($n) | |
6599da04 | 693 | else |
3affd5f0 | 694 | AC_MSG_RESULT(no) |
6599da04 | 695 | fi |
3affd5f0 | 696 | done |
aa9dc53d ACY |
697 | |
698 | # special check for _system_configuration because AIX <4.3.2 do not | |
699 | # contain the `physmem' member. | |
700 | AC_MSG_CHECKING([for external symbol _system_configuration]) | |
a4f74b58 KC |
701 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/systemcfg.h>]], |
702 | [[double x = _system_configuration.physmem;]])], | |
aa9dc53d ACY |
703 | [AC_MSG_RESULT([yes]) |
704 | AC_DEFINE(HAVE__SYSTEM_CONFIGURATION, 1, | |
a4f74b58 | 705 | [Define if you have the _system_configuration variable.])], |
aa9dc53d ACY |
706 | [AC_MSG_RESULT([no])]) |
707 | ||
3affd5f0 | 708 | AC_CHECK_FUNCS($checkfuncs) |
c3f247f4 | 709 | AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf]) |
fbb334a6 IS |
710 | AC_CHECK_DECLS([calloc, getenv, getopt, malloc, realloc]) |
711 | case "${host}" in | |
712 | *-*-darwin*) ;; # Darwin's sbrk implementation is deprecated. | |
713 | *) AC_CHECK_DECLS([sbrk]);; | |
714 | esac | |
2d3a2063 | 715 | AC_CHECK_DECLS([strtol, strtoul, strtoll, strtoull]) |
83fbfe42 | 716 | AC_CHECK_DECLS([strverscmp]) |
63d9caf9 | 717 | AC_CHECK_DECLS([strnlen]) |
4876b2b4 | 718 | libiberty_NEED_DECLARATION(canonicalize_file_name) |
3affd5f0 JL |
719 | fi |
720 | ||
55d0e5e0 ZW |
721 | # Figure out which version of pexecute to use. |
722 | case "${host}" in | |
16f60fcb TG |
723 | *-*-mingw* | *-*-winnt*) pexecute=pex-win32 ;; |
724 | *-*-msdosdjgpp*) pexecute=pex-djgpp ;; | |
725 | *-*-msdos*) pexecute=pex-msdos ;; | |
726 | *) pexecute=pex-unix ;; | |
55d0e5e0 ZW |
727 | esac |
728 | AC_SUBST(pexecute) | |
729 | ||
a9266bfa KG |
730 | libiberty_AC_FUNC_STRNCMP |
731 | ||
3affd5f0 JL |
732 | # Install a library built with a cross compiler in $(tooldir) rather |
733 | # than $(libdir). | |
ca6b370d | 734 | if test -z "${with_cross_host}"; then |
3affd5f0 JL |
735 | INSTALL_DEST=libdir |
736 | else | |
737 | INSTALL_DEST=tooldir | |
6599da04 | 738 | fi |
3affd5f0 JL |
739 | AC_SUBST(INSTALL_DEST) |
740 | ||
ad49d865 L |
741 | m4_pattern_allow(LIBOBJS) |
742 | L="" | |
743 | for l in x $LIBOBJS; do | |
744 | case $l in | |
745 | x) ;; | |
746 | *) L="$L ./$l" ;; | |
747 | esac | |
748 | done | |
749 | LIBOBJS="$L" | |
750 | ||
cf61af07 CD |
751 | dnl Required by html and install-html |
752 | AC_SUBST(datarootdir) | |
753 | AC_SUBST(docdir) | |
754 | AC_SUBST(htmldir) | |
755 | ||
3affd5f0 | 756 | # We need multilib support, but only if configuring for the target. |
a4f74b58 KC |
757 | AC_CONFIG_FILES([Makefile testsuite/Makefile]) |
758 | AC_CONFIG_COMMANDS([default], | |
759 | [[test -z "$CONFIG_HEADERS" || echo timestamp > stamp-h | |
3affd5f0 | 760 | if test -n "$CONFIG_FILES"; then |
27cfe310 | 761 | if test -n "${with_target_subdir}"; then |
3affd5f0 JL |
762 | # FIXME: We shouldn't need to set ac_file |
763 | ac_file=Makefile | |
6706f116 | 764 | LD="${ORIGINAL_LD_FOR_MULTILIBS}" |
3affd5f0 JL |
765 | . ${libiberty_topdir}/config-ml.in |
766 | fi | |
a4f74b58 KC |
767 | fi]], |
768 | [[srcdir=${srcdir} | |
3affd5f0 JL |
769 | host=${host} |
770 | target=${target} | |
771 | with_target_subdir=${with_target_subdir} | |
772 | with_multisubdir=${with_multisubdir} | |
773 | ac_configure_args="--enable-multilib ${ac_configure_args}" | |
774 | CONFIG_SHELL=${CONFIG_SHELL-/bin/sh} | |
3343fdd2 | 775 | ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}" |
3affd5f0 | 776 | libiberty_topdir=${libiberty_topdir} |
a4f74b58 KC |
777 | ]]) |
778 | AC_OUTPUT |