1 dnl Process this file with autoconf to produce a configure script
4 AC_CONFIG_SRCDIR([xmalloc.c])
5 AC_CONFIG_MACRO_DIRS([../config])
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=$LD
13 dnl We use these options to decide which functions to include.
14 AC_ARG_WITH(target-subdir,
15 [ --with-target-subdir=SUBDIR Configuring in a subdirectory for target])
16 AC_ARG_WITH(build-subdir,
17 [ --with-build-subdir=SUBDIR Configuring in a subdirectory for build])
18 AC_ARG_WITH(cross-host,
19 [ --with-cross-host=HOST Configuring with a cross compiler])
21 [ --with-newlib Configuring with newlib])
23 if test "${srcdir}" = "."; then
24 if test -n "${with_build_subdir}"; then
25 libiberty_topdir="${srcdir}/../.."
27 elif test -z "${with_target_subdir}"; then
28 libiberty_topdir="${srcdir}/.."
30 if test "${with_target_subdir}" != "."; then
31 libiberty_topdir="${srcdir}/${with_multisrctop}../.."
33 libiberty_topdir="${srcdir}/${with_multisrctop}.."
37 libiberty_topdir="${srcdir}/.."
39 AC_SUBST(libiberty_topdir)
40 AC_CONFIG_AUX_DIR($libiberty_topdir)
42 dnl Very limited version of automake's enable-maintainer-mode
44 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
45 dnl maintainer-mode is disabled by default
46 AC_ARG_ENABLE(maintainer-mode,
47 [ --enable-maintainer-mode
48 enable make rules and dependencies not useful
49 (and sometimes confusing) to the casual installer],
50 maintainer_mode=$enableval,
53 AC_MSG_RESULT($maintainer_mode)
55 if test "$maintainer_mode" = "yes"; then
65 if test -z "$ETAGS"; then
70 # Do we have a single-tree copy of texinfo? Even if we do, we can't
71 # rely on it - libiberty is built before texinfo.
72 AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, )
73 if test "x$MAKEINFO" = "x"; then
74 MAKEINFO="@echo makeinfo missing; true"
82 *** Makeinfo is missing. Info documentation will not be built.])
85 case x"`$MAKEINFO --version | grep 'GNU texinfo'`" in
87 MAKEINFO="@echo $MAKEINFO is too old, 4.0 or newer required; true"
90 *** Makeinfo is too old. Info documentation will not be built.])
99 AC_CHECK_PROG(PERL, perl, perl, )
100 if test x"$PERL" = x""; then
109 dnl When we start using automake:
110 dnl AM_INIT_AUTOMAKE(libiberty, 1.0)
112 dnl These must be called before AM_PROG_LIBTOOL, because it may want
113 dnl to call AC_CHECK_PROG.
114 AC_CHECK_TOOL(AR, ar)
115 AC_CHECK_TOOL(RANLIB, ranlib, :)
117 GCC_PLUGIN_OPTION(PLUGIN_OPTION)
118 if test -n "$PLUGIN_OPTION"; then
119 if $AR --help 2>&1 | grep -q "\--plugin"; then
120 AR_PLUGIN_OPTION="$PLUGIN_OPTION"
121 AC_SUBST(AR_PLUGIN_OPTION)
123 if $RANLIB --help 2>&1 | grep -q "\--plugin"; then
124 RANLIB_PLUGIN_OPTION="$PLUGIN_OPTION"
125 AC_SUBST(RANLIB_PLUGIN_OPTION)
129 dnl When switching to automake, replace the following with AM_ENABLE_MULTILIB.
130 # Add --enable-multilib to configure.
131 # Default to --enable-multilib
132 AC_ARG_ENABLE(multilib,
133 [ --enable-multilib build many library versions (default)],
134 [case "$enableval" in
137 *) AC_MSG_ERROR([bad value $enableval for multilib option]) ;;
141 # Even if the default multilib is not a cross compilation,
142 # it may be that some of the other multilibs are.
143 if test $cross_compiling = no && test $multilib = yes \
144 && test "x${with_multisubdir}" != x ; then
145 cross_compiling=maybe
148 # We may wish to install the target headers somewhere.
149 AC_MSG_CHECKING([whether to install libiberty headers and static library])
150 dnl install-libiberty is disabled by default
152 AC_ARG_ENABLE(install-libiberty,
153 [ --enable-install-libiberty Install headers and library for end users],
154 enable_install_libiberty=$enableval,
155 enable_install_libiberty=no)dnl
157 # Option parsed, now set things appropriately.
158 case x"$enable_install_libiberty" in
160 target_header_dir=libiberty
166 # This could be sanity-checked in various ways...
167 target_header_dir="${enable_install_libiberty}"
170 AC_MSG_RESULT($enable_install_libiberty)
171 AC_MSG_NOTICE([target_header_dir = $target_header_dir])
179 ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wc++-compat \
180 -Wstrict-prototypes \
181 -Wshadow=local], [ac_libiberty_warn_cflags])
182 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([], [ac_libiberty_warn_cflags])
185 # autoconf is lame and doesn't give us any substitution variable for this.
186 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
187 NO_MINUS_C_MINUS_O=yes
189 OUTPUT_OPTION='-o $@'
191 AC_SUBST(NO_MINUS_C_MINUS_O)
192 AC_SUBST(OUTPUT_OPTION)
198 dnl When we start using libtool:
199 dnl Default to a non shared library. This may be overridden by the
200 dnl configure option --enable-shared.
201 dnl AM_DISABLE_SHARED
203 dnl When we start using libtool:
206 dnl When we start using automake:
207 dnl AM_CONFIG_HEADER(config.h:config.in)
208 AC_CONFIG_HEADER(config.h:config.in)
210 dnl When we start using automake:
211 dnl AM_MAINTAINER_MODE
214 dnl When we start using automake:
218 # Don't build the shared library for build.
219 if [[ -n "${with_build_subdir}" ]]; then
225 rs6000-ibm-aix3.1 | rs6000-ibm-aix)
227 *-*-cxux7*) frag=mh-cxux7 ;;
228 *-*-freebsd2.1.*) frag=mh-fbsd21 ;;
229 *-*-freebsd2.2.[[012]]) frag=mh-fbsd21 ;;
230 i370-*-opened*) frag=mh-openedition ;;
231 i[[34567]]86-*-windows*) frag=mh-windows ;;
234 if [[ -n "${frag}" ]]; then
235 frag=${libiberty_topdir}/libiberty/config/$frag
240 # If they didn't specify --enable-shared, don't generate shared libs.
241 case "${enable_shared}" in
248 # ...unless --enable-host-{shared,pie} was passed from top-level config:
249 if [[ "${enable_host_shared}" = "yes" ]] || [[ "${enable_host_pie}" = "yes" ]]; then
253 if [[ "${shared}" != "yes" ]]; then
259 case " ${CFLAGS} " in
260 *\ -fsanitize=address\ *) NOASANFLAG=-fno-sanitize=address ;;
261 *\ -fsanitize=hwaddress\ *) NOASANFLAG=-fno-sanitize=hwaddress ;;
265 GCC_CET_HOST_FLAGS(CET_HOST_FLAGS)
266 AC_SUBST(CET_HOST_FLAGS)
268 GCC_CHECK_ASSEMBLER_HWCAP
270 echo "# Warning: this fragment is automatically generated" > temp-frag
272 if [[ -n "${frag}" ]] && [[ -f "${frag}" ]]; then
273 echo "Appending ${frag} to xhost-mkfrag"
274 echo "# Following fragment copied from ${frag}" >> temp-frag
275 cat ${frag} >> temp-frag
278 # record if we want to build shared libs.
279 if [[ "${shared}" = "yes" ]]; then
280 echo enable_shared = yes >> temp-frag
282 echo enable_shared = no >> temp-frag
286 ${CONFIG_SHELL-/bin/sh} ${libiberty_topdir}/move-if-change temp-frag xhost-mkfrag
288 host_makefile_frag=${frag}
289 AC_SUBST_FILE(host_makefile_frag)
291 # It's OK to check for header files. Although the compiler may not be
292 # able to link anything, it had better be able to at least compile
294 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)
298 libiberty_AC_DECLARE_ERRNO
300 # Determine sizes of some types.
301 AC_CHECK_SIZEOF([int])
302 AC_CHECK_SIZEOF([long])
303 AC_CHECK_SIZEOF([size_t])
305 # Check for presense of long long
306 AC_CHECK_TYPE([long long],
307 [AC_DEFINE(HAVE_LONG_LONG, 1, [Define if you have the `long long' type.]) AC_CHECK_SIZEOF([long long])],
310 # Look for a 64-bit type.
311 AC_MSG_CHECKING([for a 64-bit type])
312 AC_CACHE_VAL(liberty_cv_uint64,
314 [#ifdef HAVE_STDINT_H
317 [extern uint64_t foo;],
318 liberty_cv_uint64=uint64_t,
320 [#ifdef HAVE_LIMITS_H
326 [extern char foo[sizeof(long) * CHAR_BIT >= 64 ? 1 : -1];],
327 liberty_cv_uint64="unsigned long",
329 [#ifdef HAVE_LIMITS_H
335 [extern char foo[sizeof(long long) * CHAR_BIT >= 64 ? 1 : -1];],
336 liberty_cv_uint64="unsigned long long", liberty_cv_uint64=none)])])])
337 AC_MSG_RESULT($liberty_cv_uint64)
338 if test "$liberty_cv_uint64" != none; then
339 AC_DEFINE_UNQUOTED(UNSIGNED_64BIT_TYPE, $liberty_cv_uint64,
340 [Define to an unsigned 64-bit type available in the compiler.])
347 # Given the above check, we always have uintptr_t or a fallback
348 # definition. So define HAVE_UINTPTR_T in case any imported code
350 AC_DEFINE(HAVE_UINTPTR_T, 1, [Define if you have the \`uintptr_t' type.])
354 # This is the list of functions which libiberty will provide if they
355 # are not available on the host.
358 funcs="$funcs atexit"
359 funcs="$funcs basename"
362 funcs="$funcs bsearch"
364 funcs="$funcs calloc"
367 funcs="$funcs getcwd"
368 funcs="$funcs getpagesize"
369 funcs="$funcs gettimeofday"
371 funcs="$funcs insque"
372 funcs="$funcs memchr"
373 funcs="$funcs memcmp"
374 funcs="$funcs memcpy"
375 funcs="$funcs memmem"
376 funcs="$funcs memmove"
377 funcs="$funcs mempcpy"
378 funcs="$funcs memset"
379 funcs="$funcs mkstemps"
380 funcs="$funcs putenv"
381 funcs="$funcs random"
382 funcs="$funcs rename"
383 funcs="$funcs rindex"
384 funcs="$funcs setenv"
385 funcs="$funcs snprintf"
386 funcs="$funcs sigsetmask"
387 funcs="$funcs stpcpy"
388 funcs="$funcs stpncpy"
389 funcs="$funcs strcasecmp"
390 funcs="$funcs strchr"
391 funcs="$funcs strdup"
392 funcs="$funcs strncasecmp"
393 funcs="$funcs strndup"
394 funcs="$funcs strnlen"
395 funcs="$funcs strrchr"
396 funcs="$funcs strstr"
397 funcs="$funcs strtod"
398 funcs="$funcs strtol"
399 funcs="$funcs strtoul"
400 funcs="$funcs strtoll"
401 funcs="$funcs strtoull"
402 funcs="$funcs strverscmp"
403 funcs="$funcs tmpnam"
404 funcs="$funcs vasprintf"
405 funcs="$funcs vfprintf"
406 funcs="$funcs vprintf"
407 funcs="$funcs vsnprintf"
408 funcs="$funcs vsprintf"
409 funcs="$funcs waitpid"
410 funcs="$funcs setproctitle"
412 # Also in the old function.def file: alloca, vfork, getopt.
414 vars="sys_errlist sys_nerr sys_siglist"
416 checkfuncs="__fsetlocking canonicalize_file_name dup3 getrlimit getrusage \
417 getsysinfo gettimeofday on_exit pipe2 psignal pstat_getdynamic pstat_getstatic \
418 realpath setrlimit spawnve spawnvpe strerror strsignal sysconf sysctl \
419 sysmp table times wait3 wait4"
421 #Â Darwin has sbrk, but it is deprecated and that produces build-time warnings
422 #Â so do not check for it.
425 *) checkfuncs="$checkfuncs sbrk"
428 # These are neither executed nor required, but they help keep
429 # autoheader happy without adding a bunch of text to acconfig.h.
430 if test "x" = "y"; then
431 AC_CHECK_FUNCS(asprintf atexit \
432 basename bcmp bcopy bsearch bzero \
433 calloc canonicalize_file_name clock \
436 getcwd getpagesize getrlimit getrusage getsysinfo gettimeofday \
438 memchr memcmp memcpy memmem memmove memset mkstemps \
440 pipe2 psignal pstat_getdynamic pstat_getstatic putenv \
441 random realpath rename rindex \
442 sbrk setenv setproctitle setrlimit sigsetmask snprintf spawnve spawnvpe \
443 stpcpy stpncpy strcasecmp strchr strdup \
444 strerror strncasecmp strndup strnlen strrchr strsignal strstr strtod \
445 strtol strtoul strtoll strtoull strverscmp sysconf sysctl sysmp \
447 vasprintf vfprintf vprintf vsprintf \
449 AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf, strtol, strtoul, strtoll, strtoull, strnlen])
450 AC_DEFINE(HAVE_SYS_ERRLIST, 1, [Define if you have the sys_errlist variable.])
451 AC_DEFINE(HAVE_SYS_NERR, 1, [Define if you have the sys_nerr variable.])
452 AC_DEFINE(HAVE_SYS_SIGLIST, 1, [Define if you have the sys_siglist variable.])
455 # For each of these functions, if the host does not provide the
456 # function we want to put FN.o in LIBOBJS, and if the host does
457 # provide the function, we want to define HAVE_FN in config.h.
461 if test -n "${with_target_subdir}"; then
463 # We are being configured as a target library. AC_REPLACE_FUNCS
464 # may not work correctly, because the compiler may not be able to
465 # link executables. Note that we may still be being configured
468 # If we are being configured for newlib, we know which functions
469 # newlib provide and which ones we will be expected to provide.
471 if test "x${with_newlib}" = "xyes"; then
472 AC_LIBOBJ([asprintf])
473 AC_LIBOBJ([basename])
477 AC_LIBOBJ([vasprintf])
481 asprintf | basename | insque | random | strdup | vasprintf)
484 n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
485 AC_DEFINE_UNQUOTED($n)
490 # newlib doesnt provide any of the variables in $vars, so we
491 # dont have to check them here.
493 # Of the functions in $checkfuncs, newlib only has strerror.
494 AC_DEFINE(HAVE_STRERROR)
500 # If we are being configured for Mingw, we know which functions
501 # Mingw provides and which ones we will be expected to provide.
505 AC_LIBOBJ([asprintf])
506 AC_LIBOBJ([basename])
512 AC_LIBOBJ([getpagesize])
516 AC_LIBOBJ([mkstemps])
519 AC_LIBOBJ([sigsetmask])
524 AC_LIBOBJ([strverscmp])
525 AC_LIBOBJ([vasprintf])
530 asprintf | basename | bcmp | bcopy | bzero | clock | ffs | getpagesize | index | insque | mempcpy | mkstemps | random | rindex | sigsetmask | stpcpy | stpncpy | strdup | strndup | strnlen | strverscmp | vasprintf | waitpid)
533 n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
534 AC_DEFINE_UNQUOTED($n)
539 # Mingw doesnt provide any of the variables in $vars, so we
540 # dont have to check them here.
542 # Of the functions in $checkfuncs, Mingw only has strerror.
543 AC_DEFINE(HAVE_STRERROR)
549 AC_LIBOBJ([vasprintf])
550 AC_LIBOBJ([vsnprintf])
551 AC_LIBOBJ([snprintf])
552 AC_LIBOBJ([asprintf])
554 for f in atexit basename bcmp bcopy bsearch bzero calloc clock ffs \
555 getcwd getpagesize getrusage gettimeofday \
556 index insque memchr memcmp memcpy memmove memset psignal \
557 putenv random rename rindex sbrk setenv stpcpy strcasecmp \
558 strchr strdup strerror strncasecmp strrchr strstr strtod \
559 strtol strtoul sysconf times tmpnam vfprintf vprintf \
562 n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
563 AC_DEFINE_UNQUOTED($n)
574 # Not a target library, so we set things up to run the test suite.
580 AC_SUBST(target_header_dir)
583 *-*-cygwin* | *-*-mingw*)
584 AC_DEFINE(HAVE_SYS_ERRLIST)
585 AC_DEFINE(HAVE_SYS_NERR)
589 if test -z "${setobjs}"; then
593 # Handle VxWorks configuration specially, since on VxWorks the
594 # libraries are actually on the target board, not in the file
596 AC_LIBOBJ([basename])
597 AC_LIBOBJ([getpagesize])
600 AC_LIBOBJ([strcasecmp])
601 AC_LIBOBJ([strncasecmp])
605 AC_LIBOBJ([vasprintf])
608 basename | getpagesize | insque | random | strcasecmp)
610 strncasecmp | strdup | vfork | waitpid | vasprintf)
613 n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
614 AC_DEFINE_UNQUOTED($n)
619 # VxWorks doesn't provide any of the variables in $vars, so we
620 # don't have to check them here.
622 # Of the functions in $checkfuncs, VxWorks only has strerror.
623 AC_DEFINE(HAVE_STRERROR)
631 if test -z "${setobjs}"; then
636 # On android, getpagesize is defined in unistd.h as a static inline
637 # function, which AC_CHECK_FUNCS does not handle properly.
638 ac_cv_func_getpagesize=yes
642 # Replace system snprintf and vsnprintf with libiberty implementations.
643 AC_LIBOBJ([snprintf])
644 AC_LIBOBJ([vsnprintf])
648 # Under mingw32, sys_nerr and sys_errlist exist, but they are
649 # macros, so the test below won't find them.
650 libiberty_cv_var_sys_nerr=yes
651 libiberty_cv_var_sys_errlist=yes
655 # vfork and fork are stubs.
656 ac_cv_func_vfork_works=no
660 # Under some versions of uwin, vfork is notoriously buggy and the test
661 # can hang configure; on other versions, vfork exists just as a stub.
662 # FIXME: This should be removed once vfork in uwin's runtime is fixed.
663 ac_cv_func_vfork_works=no
664 # Under uwin 2.0+, sys_nerr and sys_errlist exist, but they are
665 # macros (actually, these are imported from a DLL, but the end effect
666 # is the same), so the test below won't find them.
667 libiberty_cv_var_sys_nerr=yes
668 libiberty_cv_var_sys_errlist=yes
672 # Under VMS, vfork works very different than on Unix. The standard test
673 # won't work, and it isn't easily adaptable. It makes more sense to
675 ac_cv_func_vfork_works=yes
680 # We haven't set the list of objects yet. Use the standard autoconf
681 # tests. This will only work if the compiler works.
683 AC_REPLACE_FUNCS($funcs)
684 libiberty_AC_FUNC_C_ALLOCA
686 if test $ac_cv_func_vfork_works = no; then
689 # We only need _doprnt if we might use it to implement v*printf.
690 if test $ac_cv_func_vprintf != yes \
691 || test $ac_cv_func_vfprintf != yes \
692 || test $ac_cv_func_vsprintf != yes; then
693 AC_REPLACE_FUNCS(_doprnt)
695 AC_CHECK_FUNCS(_doprnt)
699 AC_MSG_CHECKING([for $v])
700 AC_CACHE_VAL(libiberty_cv_var_$v,
701 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[extern int $v [];]],[[if ($v [0]) return 1;]])],
702 [eval "libiberty_cv_var_$v=yes"],
703 [eval "libiberty_cv_var_$v=no"])])
704 if eval "test \"`echo '$libiberty_cv_var_'$v`\" = yes"; then
706 n=HAVE_`echo $v | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
707 AC_DEFINE_UNQUOTED($n)
713 # special check for _system_configuration because AIX <4.3.2 do not
714 # contain the `physmem' member.
715 AC_MSG_CHECKING([for external symbol _system_configuration])
716 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/systemcfg.h>]],
717 [[double x = _system_configuration.physmem;]])],
718 [AC_MSG_RESULT([yes])
719 AC_DEFINE(HAVE__SYSTEM_CONFIGURATION, 1,
720 [Define if you have the _system_configuration variable.])],
721 [AC_MSG_RESULT([no])])
723 AC_CHECK_FUNCS($checkfuncs)
724 AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf])
725 AC_CHECK_DECLS([calloc, getenv, getopt, malloc, realloc])
727 *-*-darwin*) ;; # Darwin's sbrk implementation is deprecated.
728 *) AC_CHECK_DECLS([sbrk]);;
730 AC_CHECK_DECLS([strtol, strtoul, strtoll, strtoull])
731 AC_CHECK_DECLS([strverscmp])
732 AC_CHECK_DECLS([strnlen])
733 libiberty_NEED_DECLARATION(canonicalize_file_name)
736 # Figure out which version of pexecute to use.
738 *-*-mingw* | *-*-winnt*) pexecute=pex-win32 ;;
739 *-*-msdosdjgpp*) pexecute=pex-djgpp ;;
740 *-*-msdos*) pexecute=pex-msdos ;;
741 *) pexecute=pex-unix ;;
745 AC_MSG_CHECKING([for SHA1 HW acceleration support])
746 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
747 #include <x86intrin.h>
750 __attribute__((__target__ ("sse4.1,sha")))
751 void foo (__m128i *buf, unsigned int e, __m128i msg0, __m128i msg1)
753 __m128i abcd = _mm_loadu_si128 ((const __m128i *) buf);
754 __m128i e0 = _mm_set_epi32 (e, 0, 0, 0);
755 abcd = _mm_shuffle_epi32 (abcd, 0x1b);
756 const __m128i shuf_mask = _mm_set_epi64x (0x0001020304050607ULL, 0x08090a0b0c0d0e0fULL);
757 abcd = _mm_shuffle_epi8 (abcd, shuf_mask);
758 e0 = _mm_sha1nexte_epu32 (e0, msg1);
759 abcd = _mm_sha1rnds4_epu32 (abcd, e0, 0);
760 msg0 = _mm_sha1msg1_epu32 (msg0, msg1);
761 msg0 = _mm_sha1msg2_epu32 (msg0, msg1);
762 msg0 = _mm_xor_si128 (msg0, msg1);
763 e0 = _mm_add_epi32 (e0, msg0);
765 _mm_storeu_si128 (buf, abcd);
766 e = _mm_extract_epi32 (e0, 3);
771 unsigned int eax, ebx, ecx, edx;
773 (void) __get_cpuid_count;
774 if (__get_cpuid_count (7, 0, &eax, &ebx, &ecx, &edx)
775 && (ebx & bit_SHA) != 0
776 && __get_cpuid (1, &eax, &ebx, &ecx, &edx)
777 && (ecx & bit_SSE4_1) != 0)
782 [AC_MSG_RESULT([x86 SHA1])
783 AC_DEFINE(HAVE_X86_SHA1_HW_SUPPORT, 1,
784 [Define if you have x86 SHA1 HW acceleration support.])],
785 [AC_MSG_RESULT([no])])
787 libiberty_AC_FUNC_STRNCMP
789 # Install a library built with a cross compiler in $(tooldir) rather
791 if test -z "${with_cross_host}"; then
796 AC_SUBST(INSTALL_DEST)
798 m4_pattern_allow(LIBOBJS)
800 for l in x $LIBOBJS; do
808 dnl Required by html and install-html
809 AC_SUBST(datarootdir)
813 # We need multilib support, but only if configuring for the target.
814 AC_CONFIG_FILES([Makefile testsuite/Makefile])
815 AC_CONFIG_COMMANDS([default],
816 [[test -z "$CONFIG_HEADERS" || echo timestamp > stamp-h
817 if test -n "$CONFIG_FILES"; then
818 if test -n "${with_target_subdir}"; then
819 # FIXME: We shouldn't need to set ac_file
821 LD="${ORIGINAL_LD_FOR_MULTILIBS}"
822 . ${libiberty_topdir}/config-ml.in
828 with_target_subdir=${with_target_subdir}
829 with_multisubdir=${with_multisubdir}
830 ac_configure_args="--enable-multilib ${ac_configure_args}"
831 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
832 ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}"
833 libiberty_topdir=${libiberty_topdir}