1 sinclude(../config/acx.m4)
2 sinclude(../config/gettext.m4)
3 sinclude(../config/progtest.m4)
5 dnl See whether we need a declaration for a function.
6 dnl The result is highly dependent on the INCLUDES passed in, so make sure
7 dnl to use a different cache variable name in this macro if it is invoked
8 dnl in a different context somewhere else.
9 dnl gcc_AC_CHECK_DECL(SYMBOL,
10 dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, INCLUDES]]])
11 AC_DEFUN([gcc_AC_CHECK_DECL],
12 [AC_MSG_CHECKING([whether $1 is declared])
13 AC_CACHE_VAL(gcc_cv_have_decl_$1,
16 char *(*pfn) = (char *(*)) $1 ;
17 #endif], eval "gcc_cv_have_decl_$1=yes", eval "gcc_cv_have_decl_$1=no")])
18 if eval "test \"`echo '$gcc_cv_have_decl_'$1`\" = yes"; then
19 AC_MSG_RESULT(yes) ; ifelse([$2], , :, [$2])
21 AC_MSG_RESULT(no) ; ifelse([$3], , :, [$3])
25 dnl Check multiple functions to see whether each needs a declaration.
26 dnl Arrange to define HAVE_DECL_<FUNCTION> to 0 or 1 as appropriate.
27 dnl gcc_AC_CHECK_DECLS(SYMBOLS,
28 dnl [ACTION-IF-NEEDED [, ACTION-IF-NOT-NEEDED [, INCLUDES]]])
29 AC_DEFUN([gcc_AC_CHECK_DECLS],
30 [AC_FOREACH([gcc_AC_Func], [$1],
31 [AH_TEMPLATE(AS_TR_CPP(HAVE_DECL_[]gcc_AC_Func),
32 [Define to 1 if we found a declaration for ']gcc_AC_Func[', otherwise
36 ac_tr_decl=AS_TR_CPP([HAVE_DECL_$ac_func])
37 gcc_AC_CHECK_DECL($ac_func,
38 [AC_DEFINE_UNQUOTED($ac_tr_decl, 1) $2],
39 [AC_DEFINE_UNQUOTED($ac_tr_decl, 0) $3],
40 dnl It is possible that the include files passed in here are local headers
41 dnl which supply a backup declaration for the relevant prototype based on
42 dnl the definition of (or lack of) the HAVE_DECL_ macro. If so, this test
43 dnl will always return success. E.g. see libiberty.h's handling of
44 dnl `basename'. To avoid this, we define the relevant HAVE_DECL_ macro to
45 dnl 1 so that any local headers used do not provide their own prototype
54 dnl 'make compare' can be significantly faster, if cmp itself can
55 dnl skip bytes instead of using tail. The test being performed is
56 dnl "if cmp --ignore-initial=2 t1 t2 && ! cmp --ignore-initial=1 t1 t2"
57 dnl but we need to sink errors and handle broken shells. We also test
58 dnl for the parameter format "cmp file1 file2 skip1 skip2" which is
59 dnl accepted by cmp on some systems.
60 AC_DEFUN([gcc_AC_PROG_CMP_IGNORE_INITIAL],
61 [AC_CACHE_CHECK([for cmp's capabilities], gcc_cv_prog_cmp_skip,
64 gcc_cv_prog_cmp_skip=slowcompare
65 if cmp --ignore-initial=2 t1 t2 > /dev/null 2>&1; then
66 if cmp --ignore-initial=1 t1 t2 > /dev/null 2>&1; then
69 gcc_cv_prog_cmp_skip=gnucompare
72 if test $gcc_cv_prog_cmp_skip = slowcompare ; then
73 if cmp t1 t2 2 2 > /dev/null 2>&1; then
74 if cmp t1 t2 1 1 > /dev/null 2>&1; then
77 gcc_cv_prog_cmp_skip=fastcompare
83 make_compare_target=$gcc_cv_prog_cmp_skip
84 AC_SUBST(make_compare_target)
87 dnl See if the printf functions in libc support %p in format strings.
88 AC_DEFUN([gcc_AC_FUNC_PRINTF_PTR],
89 [AC_CACHE_CHECK(whether the printf functions support %p,
90 gcc_cv_func_printf_ptr,
91 [AC_TRY_RUN([#include <stdio.h>
96 char *p = buf, *q = NULL;
97 sprintf(buf, "%p", p);
98 sscanf(buf, "%p", &q);
100 }], gcc_cv_func_printf_ptr=yes, gcc_cv_func_printf_ptr=no,
101 gcc_cv_func_printf_ptr=no)
102 rm -f core core.* *.core])
103 if test $gcc_cv_func_printf_ptr = yes ; then
104 AC_DEFINE(HAVE_PRINTF_PTR, 1, [Define if printf supports "%p".])
108 dnl See if symbolic links work and if not, try to substitute either hard links or simple copy.
109 AC_DEFUN([gcc_AC_PROG_LN_S],
110 [AC_MSG_CHECKING(whether ln -s works)
111 AC_CACHE_VAL(gcc_cv_prog_LN_S,
112 [rm -f conftestdata_t
114 if ln -s conftestdata_f conftestdata_t 2>/dev/null
116 gcc_cv_prog_LN_S="ln -s"
118 if ln conftestdata_f conftestdata_t 2>/dev/null
125 rm -f conftestdata_f conftestdata_t
127 LN_S="$gcc_cv_prog_LN_S"
128 if test "$gcc_cv_prog_LN_S" = "ln -s"; then
131 if test "$gcc_cv_prog_LN_S" = "ln"; then
132 AC_MSG_RESULT([no, using ln])
134 AC_MSG_RESULT([no, and neither does ln, so using cp])
140 dnl Define MKDIR_TAKES_ONE_ARG if mkdir accepts only one argument instead
142 AC_DEFUN([gcc_AC_FUNC_MKDIR_TAKES_ONE_ARG],
143 [AC_CACHE_CHECK([if mkdir takes one argument], gcc_cv_mkdir_takes_one_arg,
145 #include <sys/types.h>
146 #ifdef HAVE_SYS_STAT_H
147 # include <sys/stat.h>
154 #endif], [mkdir ("foo", 0);],
155 gcc_cv_mkdir_takes_one_arg=no, gcc_cv_mkdir_takes_one_arg=yes)])
156 if test $gcc_cv_mkdir_takes_one_arg = yes ; then
157 AC_DEFINE(MKDIR_TAKES_ONE_ARG, 1, [Define if host mkdir takes a single argument.])
161 AC_DEFUN([gcc_AC_PROG_INSTALL],
162 [AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
163 # Find a good install program. We prefer a C program (faster),
164 # so one script is as good as another. But avoid the broken or
165 # incompatible versions:
166 # SysV /etc/install, /usr/sbin/install
167 # SunOS /usr/etc/install
170 # AFS /usr/afsws/bin/install, which mishandles nonexistent args
171 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
172 # ./install, which can be erroneously created by make from ./install.sh.
173 AC_MSG_CHECKING(for a BSD compatible install)
174 if test -z "$INSTALL"; then
175 AC_CACHE_VAL(ac_cv_path_install,
176 [ IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS="${IFS}:"
177 for ac_dir in $PATH; do
178 # Account for people who put trailing slashes in PATH elements.
180 /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
182 # OSF1 and SCO ODT 3.0 have their own names for install.
183 for ac_prog in ginstall scoinst install; do
184 if test -f $ac_dir/$ac_prog; then
185 if test $ac_prog = install &&
186 grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
187 # AIX install. It has an incompatible calling convention.
188 # OSF/1 installbsd also uses dspmsg, but is usable.
191 ac_cv_path_install="$ac_dir/$ac_prog -c"
201 if test "${ac_cv_path_install+set}" = set; then
202 INSTALL="$ac_cv_path_install"
204 # As a last resort, use the slow shell script. We don't cache a
205 # path for INSTALL within a source directory, because that will
206 # break other packages using the cache if that directory is
207 # removed, or if the path is relative.
208 INSTALL="$ac_install_sh"
211 dnl We do special magic for INSTALL instead of AC_SUBST, to get
212 dnl relative paths right.
213 AC_MSG_RESULT($INSTALL)
216 # Use test -z because SunOS4 sh mishandles braces in ${var-val}.
217 # It thinks the first close brace ends the variable substitution.
218 test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
219 AC_SUBST(INSTALL_PROGRAM)dnl
221 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
222 AC_SUBST(INSTALL_DATA)dnl
225 dnl GCC_PATH_PROG(VARIABLE, PROG-TO-CHECK-FOR [, VALUE-IF-NOT-FOUND [, PATH]])
226 dnl like AC_PATH_PROG but use other cache variables
227 AC_DEFUN([GCC_PATH_PROG],
228 [# Extract the first word of "$2", so it can be a program name with args.
229 set dummy $2; ac_word=[$]2
230 AC_MSG_CHECKING([for $ac_word])
231 AC_CACHE_VAL(gcc_cv_path_$1,
234 gcc_cv_path_$1="[$]$1" # Let the user override the test with a path.
237 gcc_cv_path_$1="[$]$1" # Let the user override the test with a dos path.
240 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
241 dnl $ac_dummy forces splitting on constant user-supplied paths.
242 dnl POSIX.2 word splitting is done only on the output of word expansions,
243 dnl not every word. This closes a longstanding sh security hole.
244 ac_dummy="ifelse([$4], , $PATH, [$4])"
245 for ac_dir in $ac_dummy; do
246 test -z "$ac_dir" && ac_dir=.
247 if test -f $ac_dir/$ac_word; then
248 gcc_cv_path_$1="$ac_dir/$ac_word"
253 dnl If no 3rd arg is given, leave the cache variable unset,
254 dnl so GCC_PATH_PROGS will keep looking.
255 ifelse([$3], , , [ test -z "[$]gcc_cv_path_$1" && gcc_cv_path_$1="$3"
260 if test -n "[$]$1"; then
268 # mmap(2) blacklisting. Some platforms provide the mmap library routine
269 # but don't support all of the features we need from it.
270 AC_DEFUN([gcc_AC_FUNC_MMAP_BLACKLIST],
272 AC_CHECK_HEADER([sys/mman.h],
273 [gcc_header_sys_mman_h=yes], [gcc_header_sys_mman_h=no])
274 AC_CHECK_FUNC([mmap], [gcc_func_mmap=yes], [gcc_func_mmap=no])
275 if test "$gcc_header_sys_mman_h" != yes \
276 || test "$gcc_func_mmap" != yes; then
277 gcc_cv_func_mmap_file=no
278 gcc_cv_func_mmap_dev_zero=no
279 gcc_cv_func_mmap_anon=no
281 AC_CACHE_CHECK([whether read-only mmap of a plain file works],
282 gcc_cv_func_mmap_file,
283 [# Add a system to this blacklist if
284 # mmap(0, stat_size, PROT_READ, MAP_PRIVATE, fd, 0) doesn't return a
285 # memory area containing the same data that you'd get if you applied
286 # read() to the same fd. The only system known to have a problem here
287 # is VMS, where text files have record structure.
290 gcc_cv_func_mmap_file=no ;;
292 gcc_cv_func_mmap_file=yes;;
294 AC_CACHE_CHECK([whether mmap from /dev/zero works],
295 gcc_cv_func_mmap_dev_zero,
296 [# Add a system to this blacklist if it has mmap() but /dev/zero
297 # does not exist, or if mmapping /dev/zero does not give anonymous
298 # zeroed pages with both the following properties:
299 # 1. If you map N consecutive pages in with one call, and then
300 # unmap any subset of those pages, the pages that were not
301 # explicitly unmapped remain accessible.
302 # 2. If you map two adjacent blocks of memory and then unmap them
303 # both at once, they must both go away.
304 # Systems known to be in this category are Windows (all variants),
307 vms* | cygwin* | pe | mingw* | darwin* | ultrix* | hpux10* | hpux11.00)
308 gcc_cv_func_mmap_dev_zero=no ;;
310 gcc_cv_func_mmap_dev_zero=yes;;
313 # Unlike /dev/zero, the MAP_ANON(YMOUS) defines can be probed for.
314 AC_CACHE_CHECK([for MAP_ANON(YMOUS)], gcc_cv_decl_map_anon,
316 [#include <sys/types.h>
317 #include <sys/mman.h>
320 #ifndef MAP_ANONYMOUS
321 #define MAP_ANONYMOUS MAP_ANON
324 [int n = MAP_ANONYMOUS;],
325 gcc_cv_decl_map_anon=yes,
326 gcc_cv_decl_map_anon=no)])
328 if test $gcc_cv_decl_map_anon = no; then
329 gcc_cv_func_mmap_anon=no
331 AC_CACHE_CHECK([whether mmap with MAP_ANON(YMOUS) works],
332 gcc_cv_func_mmap_anon,
333 [# Add a system to this blacklist if it has mmap() and MAP_ANON or
334 # MAP_ANONYMOUS, but using mmap(..., MAP_PRIVATE|MAP_ANONYMOUS, -1, 0)
335 # doesn't give anonymous zeroed pages with the same properties listed
336 # above for use of /dev/zero.
337 # Systems known to be in this category are Windows, VMS, and SCO Unix.
339 vms* | cygwin* | pe | mingw* | sco* | udk* )
340 gcc_cv_func_mmap_anon=no ;;
342 gcc_cv_func_mmap_anon=yes;;
347 if test $gcc_cv_func_mmap_file = yes; then
348 AC_DEFINE(HAVE_MMAP_FILE, 1,
349 [Define if read-only mmap of a plain file works.])
351 if test $gcc_cv_func_mmap_dev_zero = yes; then
352 AC_DEFINE(HAVE_MMAP_DEV_ZERO, 1,
353 [Define if mmap of /dev/zero works.])
355 if test $gcc_cv_func_mmap_anon = yes; then
356 AC_DEFINE(HAVE_MMAP_ANON, 1,
357 [Define if mmap with MAP_ANON(YMOUS) works.])
361 dnl Locate a program and check that its version is acceptable.
362 dnl AC_PROG_CHECK_VER(var, name, version-switch,
363 dnl version-extract-regexp, version-glob)
364 AC_DEFUN([gcc_AC_CHECK_PROG_VER],
365 [AC_CHECK_PROG([$1], [$2], [$2])
366 if test -n "[$]$1"; then
367 # Found it, now check the version.
368 AC_CACHE_CHECK(for modern $2, gcc_cv_prog_$2_modern,
369 [changequote(<<,>>)dnl
370 ac_prog_version=`<<$>>$1 $3 2>&1 |
371 sed -n 's/^.*patsubst(<<$4>>,/,\/).*$/\1/p'`
373 echo "configure:__oline__: version of $2 is $ac_prog_version" >&AC_FD_CC
374 changequote(<<,>>)dnl
375 case $ac_prog_version in
376 '') gcc_cv_prog_$2_modern=no;;
378 gcc_cv_prog_$2_modern=yes;;
379 *) gcc_cv_prog_$2_modern=no;;
384 gcc_cv_prog_$2_modern=no
388 dnl Determine if enumerated bitfields are unsigned. ISO C says they can
389 dnl be either signed or unsigned.
391 AC_DEFUN([gcc_AC_C_ENUM_BF_UNSIGNED],
392 [AC_CACHE_CHECK(for unsigned enumerated bitfields, gcc_cv_enum_bf_unsigned,
393 [AC_TRY_RUN(#include <stdlib.h>
394 enum t { BLAH = 128 } ;
395 struct s_t { enum t member : 8; } s ;
399 if (s.member < 0) exit(1);
402 }, gcc_cv_enum_bf_unsigned=yes, gcc_cv_enum_bf_unsigned=no, gcc_cv_enum_bf_unsigned=yes)])
403 if test $gcc_cv_enum_bf_unsigned = yes; then
404 AC_DEFINE(ENUM_BITFIELDS_ARE_UNSIGNED, 1,
405 [Define if enumerated bitfields are treated as unsigned values.])
408 dnl Probe number of bits in a byte.
409 dnl Note C89 requires CHAR_BIT >= 8.
411 AC_DEFUN([gcc_AC_C_CHAR_BIT],
412 [AC_CACHE_CHECK(for CHAR_BIT, gcc_cv_decl_char_bit,
414 [#ifdef HAVE_LIMITS_H
419 #endif], gcc_cv_decl_char_bit=yes, gcc_cv_decl_char_bit=no)
421 if test $gcc_cv_decl_char_bit = no; then
422 AC_CACHE_CHECK(number of bits in a byte, gcc_cv_c_nbby,
425 while test $i -lt 65; do
428 case (unsigned char)((unsigned long)1 << $i) == ((unsigned long)1 << $i):
429 case (unsigned char)((unsigned long)1<<($i-1)) == ((unsigned long)1<<($i-1)):
431 [gcc_cv_c_nbby=$i; break])
434 test -z "$gcc_cv_c_nbby" && gcc_cv_c_nbby=failed
436 if test $gcc_cv_c_nbby = failed; then
437 AC_MSG_ERROR(cannot determine number of bits in a byte)
439 AC_DEFINE_UNQUOTED(CHAR_BIT, $gcc_cv_c_nbby,
440 [Define as the number of bits in a byte, if \`limits.h' doesn't.])
444 dnl Checking for long long.
445 dnl By Caolan McNamara <caolan@skynet.ie>
446 dnl Added check for __int64, Zack Weinberg <zackw@stanford.edu>
448 AC_DEFUN([gcc_AC_C_LONG_LONG],
449 [AC_CACHE_CHECK(for long long int, ac_cv_c_long_long,
450 [AC_TRY_COMPILE(,[long long int i;],
451 ac_cv_c_long_long=yes,
452 ac_cv_c_long_long=no)])
453 if test $ac_cv_c_long_long = yes; then
454 AC_DEFINE(HAVE_LONG_LONG, 1,
455 [Define if your compiler supports the \`long long' type.])
457 AC_CACHE_CHECK(for __int64, ac_cv_c___int64,
458 [AC_TRY_COMPILE(,[__int64 i;],
460 ac_cv_c___int64=no)])
461 if test $ac_cv_c___int64 = yes; then
462 AC_DEFINE(HAVE___INT64, 1,
463 [Define if your compiler supports the \`__int64' type.])
469 dnl From Bruno Haible.
473 dnl Some systems have iconv in libc, some have it in libiconv (OSF/1 and
474 dnl those with the standalone portable GNU libiconv installed).
476 am_cv_lib_iconv_ldpath=
477 AC_ARG_WITH([libiconv-prefix],
478 [ --with-libiconv-prefix=DIR search for libiconv in DIR/include and DIR/lib], [
479 for dir in `echo "$withval" | tr : ' '`; do
480 if test -d $dir/include; then CPPFLAGS="$CPPFLAGS -I$dir/include"; fi
481 if test -d $dir/lib; then am_cv_lib_iconv_ldpath="-L$dir/lib"; fi
485 AC_CHECK_HEADERS([iconv.h])
487 AC_CACHE_CHECK(for iconv, am_cv_func_iconv, [
488 am_cv_func_iconv="no, consider installing GNU libiconv"
490 AC_TRY_LINK([#include <stdlib.h>
492 [iconv_t cd = iconv_open("","");
493 iconv(cd,NULL,NULL,NULL,NULL);
495 am_cv_func_iconv=yes)
496 if test "$am_cv_func_iconv" != yes; then
498 LIBS="$LIBS $am_cv_libiconv_ldpath -liconv"
499 AC_TRY_LINK([#include <stdlib.h>
501 [iconv_t cd = iconv_open("","");
502 iconv(cd,NULL,NULL,NULL,NULL);
505 am_cv_func_iconv=yes)
509 if test "$am_cv_func_iconv" = yes; then
510 AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.])
511 AC_MSG_CHECKING([for iconv declaration])
512 AC_CACHE_VAL(am_cv_proto_iconv, [
520 #if defined(__STDC__) || defined(__cplusplus)
521 size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
525 ], [], am_cv_proto_iconv_arg1="", am_cv_proto_iconv_arg1="const")
526 am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"])
527 am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'`
528 AC_MSG_RESULT([$]{ac_t:-
529 }[$]am_cv_proto_iconv)
530 AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1,
531 [Define as const if the declaration of iconv() needs const.])
534 if test "$am_cv_lib_iconv" = yes; then
535 LIBICONV="$am_cv_lib_iconv_ldpath -liconv"
540 AC_DEFUN([gcc_AC_INITFINI_ARRAY],
541 [AC_ARG_ENABLE(initfini-array,
542 [ --enable-initfini-array use .init_array/.fini_array sections],
544 AC_CACHE_CHECK(for .preinit_array/.init_array/.fini_array support,
545 gcc_cv_initfini_array, [dnl
548 int main (void) { return x; }
549 int foo (void) { x = 0; }
550 int (*fp) (void) __attribute__ ((section (".init_array"))) = foo;],
551 [gcc_cv_initfini_array=yes], [gcc_cv_initfini_array=no],
552 [gcc_cv_initfini_array=no])])
553 enable_initfini_array=$gcc_cv_initfini_array
555 if test $enable_initfini_array = yes; then
556 AC_DEFINE(HAVE_INITFINI_ARRAY, 1,
557 [Define .init_array/.fini_array sections are available and working.])
560 dnl # _gcc_COMPUTE_GAS_VERSION
561 dnl # Used by gcc_GAS_VERSION_GTE_IFELSE
564 dnl # gcc_cv_as_gas_srcdir must be defined before this.
565 dnl # This gross requirement will go away eventually.
566 AC_DEFUN([_gcc_COMPUTE_GAS_VERSION],
567 [gcc_cv_as_bfd_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/bfd
568 for f in $gcc_cv_as_bfd_srcdir/configure \
569 $gcc_cv_as_gas_srcdir/configure \
570 $gcc_cv_as_gas_srcdir/configure.in \
571 $gcc_cv_as_gas_srcdir/Makefile.in ; do
572 gcc_cv_gas_version=`grep '^VERSION=[[0-9]]*\.[[0-9]]*' $f`
573 if test x$gcc_cv_gas_version != x; then
577 gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([[0-9]]*\)"`
578 gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[[0-9]]*\.\([[0-9]]*\)"`
579 gcc_cv_gas_patch_version=`expr "$gcc_cv_gas_version" : "VERSION=[[0-9]]*\.[[0-9]]*\.\([[0-9]]*\)"`
580 case $gcc_cv_gas_patch_version in
581 "") gcc_cv_gas_patch_version="0" ;;
583 gcc_cv_gas_vers=`expr \( \( $gcc_cv_gas_major_version \* 1000 \) \
584 + $gcc_cv_gas_minor_version \) \* 1000 \
585 + $gcc_cv_gas_patch_version`
586 ]) []dnl # _gcc_COMPUTE_GAS_VERSION
588 dnl # gcc_GAS_VERSION_GTE_IFELSE([elf,] major, minor, patchlevel,
589 dnl # [command_if_true = :], [command_if_false = :])
590 dnl # Check to see if the version of GAS is greater than or
591 dnl # equal to the specified version.
593 dnl # The first ifelse() shortens the shell code if the patchlevel
594 dnl # is unimportant (the usual case). The others handle missing
595 dnl # commands. Note that the tests are structured so that the most
596 dnl # common version number cases are tested first.
597 AC_DEFUN([_gcc_GAS_VERSION_GTE_IFELSE],
599 [if test $in_tree_gas_is_elf = yes \
601 [if]) test $gcc_cv_gas_vers -ge `expr \( \( $2 \* 1000 \) + $3 \) \* 1000 + $4`
603 ifelse([$5],,:,[$5])[]dnl
608 AC_DEFUN([gcc_GAS_VERSION_GTE_IFELSE],
609 [AC_REQUIRE([_gcc_COMPUTE_GAS_VERSION])dnl
610 ifelse([$1], elf, [_gcc_GAS_VERSION_GTE_IFELSE($@)],
611 [_gcc_GAS_VERSION_GTE_IFELSE(,$@)])])
613 dnl gcc_GAS_CHECK_FEATURE(description, cv, [[elf,]major,minor,patchlevel],
614 dnl [extra switches to as], [assembler input],
615 dnl [extra testing logic], [command if feature available])
617 dnl Checks for an assembler feature. If we are building an in-tree
618 dnl gas, the feature is available if the associated assembler version
619 dnl is greater than or equal to major.minor.patchlevel. If not, then
620 dnl ASSEMBLER INPUT is fed to the assembler and the feature is available
621 dnl if assembly succeeds. If EXTRA TESTING LOGIC is not the empty string,
622 dnl then it is run instead of simply setting CV to "yes" - it is responsible
623 dnl for doing so, if appropriate.
624 AC_DEFUN([gcc_GAS_CHECK_FEATURE],
625 [AC_CACHE_CHECK([assembler for $1], [$2],
628 if test $in_tree_gas = yes; then
629 gcc_GAS_VERSION_GTE_IFELSE($3, [[$2]=yes])
630 el])if test x$gcc_cv_as != x; then
631 echo ifelse(m4_substr([$5],0,1),[$], "[$5]", '[$5]') > conftest.s
632 if AC_TRY_COMMAND([$gcc_cv_as $4 -o conftest.o conftest.s >&AC_FD_CC])
634 ifelse([$6],, [$2]=yes, [$6])
636 echo "configure: failed program was" >&AC_FD_CC
637 cat conftest.s >&AC_FD_CC
639 rm -f conftest.o conftest.s
642 if test $[$2] = yes; then
646 # lcmessage.m4 serial 3 (gettext-0.11.3)
647 dnl Copyright (C) 1995-2002 Free Software Foundation, Inc.
648 dnl This file is free software, distributed under the terms of the GNU
649 dnl General Public License. As a special exception to the GNU General
650 dnl Public License, this file may be distributed as part of a program
651 dnl that contains a configuration script generated by Autoconf, under
652 dnl the same distribution terms as the rest of that program.
654 dnl This file can can be used in projects which are not available under
655 dnl the GNU General Public License or the GNU Library General Public
656 dnl License but which still want to provide support for the GNU gettext
658 dnl Please note that the actual code of the GNU gettext library is covered
659 dnl by the GNU Library General Public License, and the rest of the GNU
660 dnl gettext package package is covered by the GNU General Public License.
661 dnl They are *not* in the public domain.
664 dnl Ulrich Drepper <drepper@cygnus.com>, 1995.
666 # Check whether LC_MESSAGES is available in <locale.h>.
668 AC_DEFUN([AM_LC_MESSAGES],
670 AC_CACHE_CHECK([for LC_MESSAGES], am_cv_val_LC_MESSAGES,
671 [AC_TRY_LINK([#include <locale.h>], [return LC_MESSAGES],
672 am_cv_val_LC_MESSAGES=yes, am_cv_val_LC_MESSAGES=no)])
673 if test $am_cv_val_LC_MESSAGES = yes; then
674 AC_DEFINE(HAVE_LC_MESSAGES, 1,
675 [Define if your <locale.h> file defines LC_MESSAGES.])