-sinclude(../config/acx.m4)
-sinclude(../config/gettext.m4)
-sinclude(../config/progtest.m4)
-sinclude(../config/warnings.m4)
-
-dnl See whether we need a declaration for a function.
-dnl The result is highly dependent on the INCLUDES passed in, so make sure
-dnl to use a different cache variable name in this macro if it is invoked
-dnl in a different context somewhere else.
-dnl gcc_AC_CHECK_DECL(SYMBOL,
-dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, INCLUDES]]])
-AC_DEFUN([gcc_AC_CHECK_DECL],
-[AC_MSG_CHECKING([whether $1 is declared])
-AC_CACHE_VAL(gcc_cv_have_decl_$1,
-[AC_TRY_COMPILE([$4],
-[#ifndef $1
-char *(*pfn) = (char *(*)) $1 ;
-#endif], eval "gcc_cv_have_decl_$1=yes", eval "gcc_cv_have_decl_$1=no")])
-if eval "test \"`echo '$gcc_cv_have_decl_'$1`\" = yes"; then
- AC_MSG_RESULT(yes) ; ifelse([$2], , :, [$2])
-else
- AC_MSG_RESULT(no) ; ifelse([$3], , :, [$3])
-fi
-])dnl
-
-dnl Check multiple functions to see whether each needs a declaration.
-dnl Arrange to define HAVE_DECL_<FUNCTION> to 0 or 1 as appropriate.
-dnl gcc_AC_CHECK_DECLS(SYMBOLS,
-dnl [ACTION-IF-NEEDED [, ACTION-IF-NOT-NEEDED [, INCLUDES]]])
-AC_DEFUN([gcc_AC_CHECK_DECLS],
-[AC_FOREACH([gcc_AC_Func], [$1],
- [AH_TEMPLATE(AS_TR_CPP(HAVE_DECL_[]gcc_AC_Func),
- [Define to 1 if we found a declaration for ']gcc_AC_Func[', otherwise
- define to 0.])])dnl
-for ac_func in $1
-do
- ac_tr_decl=AS_TR_CPP([HAVE_DECL_$ac_func])
-gcc_AC_CHECK_DECL($ac_func,
- [AC_DEFINE_UNQUOTED($ac_tr_decl, 1) $2],
- [AC_DEFINE_UNQUOTED($ac_tr_decl, 0) $3],
-dnl It is possible that the include files passed in here are local headers
-dnl which supply a backup declaration for the relevant prototype based on
-dnl the definition of (or lack of) the HAVE_DECL_ macro. If so, this test
-dnl will always return success. E.g. see libiberty.h's handling of
-dnl `basename'. To avoid this, we define the relevant HAVE_DECL_ macro to
-dnl 1 so that any local headers used do not provide their own prototype
-dnl during this test.
-#undef $ac_tr_decl
-#define $ac_tr_decl 1
- $4
-)
-done
-])
-
-dnl 'make compare' can be significantly faster, if cmp itself can
-dnl skip bytes instead of using tail. The test being performed is
-dnl "if cmp --ignore-initial=2 t1 t2 && ! cmp --ignore-initial=1 t1 t2"
-dnl but we need to sink errors and handle broken shells. We also test
-dnl for the parameter format "cmp file1 file2 skip1 skip2" which is
-dnl accepted by cmp on some systems.
-AC_DEFUN([gcc_AC_PROG_CMP_IGNORE_INITIAL],
-[AC_CACHE_CHECK([for cmp's capabilities], gcc_cv_prog_cmp_skip,
-[ echo abfoo >t1
- echo cdfoo >t2
- gcc_cv_prog_cmp_skip=slowcompare
- if cmp --ignore-initial=2 t1 t2 > /dev/null 2>&1; then
- if cmp --ignore-initial=1 t1 t2 > /dev/null 2>&1; then
- :
- else
- gcc_cv_prog_cmp_skip=gnucompare
- fi
- fi
- if test $gcc_cv_prog_cmp_skip = slowcompare ; then
- if cmp t1 t2 2 2 > /dev/null 2>&1; then
- if cmp t1 t2 1 1 > /dev/null 2>&1; then
- :
- else
- gcc_cv_prog_cmp_skip=fastcompare
- fi
- fi
- fi
- rm t1 t2
-])
-make_compare_target=$gcc_cv_prog_cmp_skip
-AC_SUBST(make_compare_target)
-])
-
-dnl See if the printf functions in libc support %p in format strings.
-AC_DEFUN([gcc_AC_FUNC_PRINTF_PTR],
-[AC_CACHE_CHECK(whether the printf functions support %p,
- gcc_cv_func_printf_ptr,
-[AC_TRY_RUN([#include <stdio.h>
-
-int main()
-{
- char buf[64];
- char *p = buf, *q = NULL;
- sprintf(buf, "%p", p);
- sscanf(buf, "%p", &q);
- return (p != q);
-}], gcc_cv_func_printf_ptr=yes, gcc_cv_func_printf_ptr=no,
- gcc_cv_func_printf_ptr=no)
-rm -f core core.* *.core])
-if test $gcc_cv_func_printf_ptr = yes ; then
- AC_DEFINE(HAVE_PRINTF_PTR, 1, [Define if printf supports "%p".])
-fi
-])
-
-dnl See if symbolic links work and if not, try to substitute either hard links or simple copy.
-AC_DEFUN([gcc_AC_PROG_LN_S],
-[AC_MSG_CHECKING(whether ln -s works)
-AC_CACHE_VAL(gcc_cv_prog_LN_S,
-[rm -f conftestdata_t
-echo >conftestdata_f
-if ln -s conftestdata_f conftestdata_t 2>/dev/null
-then
- gcc_cv_prog_LN_S="ln -s"
-else
- if ln conftestdata_f conftestdata_t 2>/dev/null
- then
- gcc_cv_prog_LN_S=ln
- else
- gcc_cv_prog_LN_S=cp
- fi
-fi
-rm -f conftestdata_f conftestdata_t
-])dnl
-LN_S="$gcc_cv_prog_LN_S"
-if test "$gcc_cv_prog_LN_S" = "ln -s"; then
- AC_MSG_RESULT(yes)
-else
- if test "$gcc_cv_prog_LN_S" = "ln"; then
- AC_MSG_RESULT([no, using ln])
- else
- AC_MSG_RESULT([no, and neither does ln, so using cp])
- fi
-fi
-AC_SUBST(LN_S)dnl
-])
-
-dnl Define MKDIR_TAKES_ONE_ARG if mkdir accepts only one argument instead
-dnl of the usual 2.
-AC_DEFUN([gcc_AC_FUNC_MKDIR_TAKES_ONE_ARG],
-[AC_CACHE_CHECK([if mkdir takes one argument], gcc_cv_mkdir_takes_one_arg,
-[AC_TRY_COMPILE([
-#include <sys/types.h>
-#ifdef HAVE_SYS_STAT_H
-# include <sys/stat.h>
-#endif
-#ifdef HAVE_UNISTD_H
-# include <unistd.h>
-#endif
-#ifdef HAVE_DIRECT_H
-# include <direct.h>
-#endif], [mkdir ("foo", 0);],
- gcc_cv_mkdir_takes_one_arg=no, gcc_cv_mkdir_takes_one_arg=yes)])
-if test $gcc_cv_mkdir_takes_one_arg = yes ; then
- AC_DEFINE(MKDIR_TAKES_ONE_ARG, 1, [Define if host mkdir takes a single argument.])
-fi
-])
-
-AC_DEFUN([gcc_AC_PROG_INSTALL],
-[AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
-# Find a good install program. We prefer a C program (faster),
-# so one script is as good as another. But avoid the broken or
-# incompatible versions:
-# SysV /etc/install, /usr/sbin/install
-# SunOS /usr/etc/install
-# IRIX /sbin/install
-# AIX /bin/install
-# AFS /usr/afsws/bin/install, which mishandles nonexistent args
-# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
-# ./install, which can be erroneously created by make from ./install.sh.
-AC_MSG_CHECKING(for a BSD compatible install)
-if test -z "$INSTALL"; then
-AC_CACHE_VAL(ac_cv_path_install,
-[ IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS="${IFS}:"
- for ac_dir in $PATH; do
- # Account for people who put trailing slashes in PATH elements.
- case "$ac_dir/" in
- /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
- *)
- # OSF1 and SCO ODT 3.0 have their own names for install.
- for ac_prog in ginstall scoinst install; do
- if test -f $ac_dir/$ac_prog; then
- if test $ac_prog = install &&
- grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
- # AIX install. It has an incompatible calling convention.
- # OSF/1 installbsd also uses dspmsg, but is usable.
- :
- else
- ac_cv_path_install="$ac_dir/$ac_prog -c"
- break 2
- fi
- fi
- done
- ;;
- esac
- done
- IFS="$ac_save_IFS"
-])dnl
- if test "${ac_cv_path_install+set}" = set; then
- INSTALL="$ac_cv_path_install"
- else
- # As a last resort, use the slow shell script. We don't cache a
- # path for INSTALL within a source directory, because that will
- # break other packages using the cache if that directory is
- # removed, or if the path is relative.
- INSTALL="$ac_install_sh"
- fi
-fi
-dnl We do special magic for INSTALL instead of AC_SUBST, to get
-dnl relative paths right.
-AC_MSG_RESULT($INSTALL)
-AC_SUBST(INSTALL)dnl
-
-# Use test -z because SunOS4 sh mishandles braces in ${var-val}.
-# It thinks the first close brace ends the variable substitution.
-test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
-AC_SUBST(INSTALL_PROGRAM)dnl
-
-test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
-AC_SUBST(INSTALL_DATA)dnl
-])
-
-dnl GCC_PATH_PROG(VARIABLE, PROG-TO-CHECK-FOR [, VALUE-IF-NOT-FOUND [, PATH]])
-dnl like AC_PATH_PROG but use other cache variables
-AC_DEFUN([GCC_PATH_PROG],
-[# Extract the first word of "$2", so it can be a program name with args.
-set dummy $2; ac_word=[$]2
-AC_MSG_CHECKING([for $ac_word])
-AC_CACHE_VAL(gcc_cv_path_$1,
-[case "[$]$1" in
- /*)
- gcc_cv_path_$1="[$]$1" # Let the user override the test with a path.
- ;;
- ?:/*)
- gcc_cv_path_$1="[$]$1" # Let the user override the test with a dos path.
- ;;
- *)
- IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
-dnl $ac_dummy forces splitting on constant user-supplied paths.
-dnl POSIX.2 word splitting is done only on the output of word expansions,
-dnl not every word. This closes a longstanding sh security hole.
- ac_dummy="ifelse([$4], , $PATH, [$4])"
- for ac_dir in $ac_dummy; do
- test -z "$ac_dir" && ac_dir=.
- if test -f $ac_dir/$ac_word; then
- gcc_cv_path_$1="$ac_dir/$ac_word"
- break
- fi
- done
- IFS="$ac_save_ifs"
-dnl If no 3rd arg is given, leave the cache variable unset,
-dnl so GCC_PATH_PROGS will keep looking.
-ifelse([$3], , , [ test -z "[$]gcc_cv_path_$1" && gcc_cv_path_$1="$3"
-])dnl
- ;;
-esac])dnl
-$1="$gcc_cv_path_$1"
-if test -n "[$]$1"; then
- AC_MSG_RESULT([$]$1)
-else
- AC_MSG_RESULT(no)
-fi
-AC_SUBST($1)dnl
-])
-
-# mmap(2) blacklisting. Some platforms provide the mmap library routine
-# but don't support all of the features we need from it.
-AC_DEFUN([gcc_AC_FUNC_MMAP_BLACKLIST],
-[
-AC_CHECK_HEADER([sys/mman.h],
- [gcc_header_sys_mman_h=yes], [gcc_header_sys_mman_h=no])
-AC_CHECK_FUNC([mmap], [gcc_func_mmap=yes], [gcc_func_mmap=no])
-if test "$gcc_header_sys_mman_h" != yes \
- || test "$gcc_func_mmap" != yes; then
- gcc_cv_func_mmap_file=no
- gcc_cv_func_mmap_dev_zero=no
- gcc_cv_func_mmap_anon=no
-else
- AC_CACHE_CHECK([whether read-only mmap of a plain file works],
- gcc_cv_func_mmap_file,
- [# Add a system to this blacklist if
- # mmap(0, stat_size, PROT_READ, MAP_PRIVATE, fd, 0) doesn't return a
- # memory area containing the same data that you'd get if you applied
- # read() to the same fd. The only system known to have a problem here
- # is VMS, where text files have record structure.
- case "$host_os" in
- vms* | ultrix*)
- gcc_cv_func_mmap_file=no ;;
- *)
- gcc_cv_func_mmap_file=yes;;
- esac])
- AC_CACHE_CHECK([whether mmap from /dev/zero works],
- gcc_cv_func_mmap_dev_zero,
- [# Add a system to this blacklist if it has mmap() but /dev/zero
- # does not exist, or if mmapping /dev/zero does not give anonymous
- # zeroed pages with both the following properties:
- # 1. If you map N consecutive pages in with one call, and then
- # unmap any subset of those pages, the pages that were not
- # explicitly unmapped remain accessible.
- # 2. If you map two adjacent blocks of memory and then unmap them
- # both at once, they must both go away.
- # Systems known to be in this category are Windows (all variants),
- # VMS, and Darwin.
- case "$host_os" in
- vms* | cygwin* | pe | mingw* | darwin* | ultrix* | hpux10* | hpux11.00)
- gcc_cv_func_mmap_dev_zero=no ;;
- *)
- gcc_cv_func_mmap_dev_zero=yes;;
- esac])
-
- # Unlike /dev/zero, the MAP_ANON(YMOUS) defines can be probed for.
- AC_CACHE_CHECK([for MAP_ANON(YMOUS)], gcc_cv_decl_map_anon,
- [AC_TRY_COMPILE(
-[#include <sys/types.h>
-#include <sys/mman.h>
-#include <unistd.h>
-
-#ifndef MAP_ANONYMOUS
-#define MAP_ANONYMOUS MAP_ANON
-#endif
-],
-[int n = MAP_ANONYMOUS;],
- gcc_cv_decl_map_anon=yes,
- gcc_cv_decl_map_anon=no)])
-
- if test $gcc_cv_decl_map_anon = no; then
- gcc_cv_func_mmap_anon=no
- else
- AC_CACHE_CHECK([whether mmap with MAP_ANON(YMOUS) works],
- gcc_cv_func_mmap_anon,
- [# Add a system to this blacklist if it has mmap() and MAP_ANON or
- # MAP_ANONYMOUS, but using mmap(..., MAP_PRIVATE|MAP_ANONYMOUS, -1, 0)
- # doesn't give anonymous zeroed pages with the same properties listed
- # above for use of /dev/zero.
- # Systems known to be in this category are Windows, VMS, and SCO Unix.
- case "$host_os" in
- vms* | cygwin* | pe | mingw* | sco* | udk* )
- gcc_cv_func_mmap_anon=no ;;
- *)
- gcc_cv_func_mmap_anon=yes;;
- esac])
- fi
-fi
-
-if test $gcc_cv_func_mmap_file = yes; then
- AC_DEFINE(HAVE_MMAP_FILE, 1,
- [Define if read-only mmap of a plain file works.])
-fi
-if test $gcc_cv_func_mmap_dev_zero = yes; then
- AC_DEFINE(HAVE_MMAP_DEV_ZERO, 1,
- [Define if mmap of /dev/zero works.])
-fi
-if test $gcc_cv_func_mmap_anon = yes; then
- AC_DEFINE(HAVE_MMAP_ANON, 1,
- [Define if mmap with MAP_ANON(YMOUS) works.])
-fi
-])
-
-dnl Locate a program and check that its version is acceptable.
-dnl AC_PROG_CHECK_VER(var, name, version-switch,
-dnl version-extract-regexp, version-glob)
-AC_DEFUN([gcc_AC_CHECK_PROG_VER],
-[AC_CHECK_PROG([$1], [$2], [$2])
-if test -n "[$]$1"; then
- # Found it, now check the version.
- AC_CACHE_CHECK(for modern $2, gcc_cv_prog_$2_modern,
-[changequote(<<,>>)dnl
- ac_prog_version=`<<$>>$1 $3 2>&1 |
- sed -n 's/^.*patsubst(<<$4>>,/,\/).*$/\1/p'`
-changequote([,])dnl
- echo "configure:__oline__: version of $2 is $ac_prog_version" >&AC_FD_CC
-changequote(<<,>>)dnl
- case $ac_prog_version in
- '') gcc_cv_prog_$2_modern=no;;
- <<$5>>)
- gcc_cv_prog_$2_modern=yes;;
- *) gcc_cv_prog_$2_modern=no;;
- esac
-changequote([,])dnl
-])
-else
- gcc_cv_prog_$2_modern=no
-fi
-])
-
-dnl Determine if enumerated bitfields are unsigned. ISO C says they can
-dnl be either signed or unsigned.
-dnl
-AC_DEFUN([gcc_AC_C_ENUM_BF_UNSIGNED],
-[AC_CACHE_CHECK(for unsigned enumerated bitfields, gcc_cv_enum_bf_unsigned,
-[AC_TRY_RUN(#include <stdlib.h>
-enum t { BLAH = 128 } ;
-struct s_t { enum t member : 8; } s ;
-int main(void)
-{
- s.member = BLAH;
- if (s.member < 0) exit(1);
- exit(0);
-
-}, gcc_cv_enum_bf_unsigned=yes, gcc_cv_enum_bf_unsigned=no, gcc_cv_enum_bf_unsigned=yes)])
-if test $gcc_cv_enum_bf_unsigned = yes; then
- AC_DEFINE(ENUM_BITFIELDS_ARE_UNSIGNED, 1,
- [Define if enumerated bitfields are treated as unsigned values.])
-fi])
-
-dnl Probe number of bits in a byte.
-dnl Note C89 requires CHAR_BIT >= 8.
-dnl
-AC_DEFUN([gcc_AC_C_CHAR_BIT],
-[AC_CACHE_CHECK(for CHAR_BIT, gcc_cv_decl_char_bit,
-[AC_EGREP_CPP(found,
-[#ifdef HAVE_LIMITS_H
-#include <limits.h>
-#endif
-#ifdef CHAR_BIT
-found
-#endif], gcc_cv_decl_char_bit=yes, gcc_cv_decl_char_bit=no)
-])
-if test $gcc_cv_decl_char_bit = no; then
- AC_CACHE_CHECK(number of bits in a byte, gcc_cv_c_nbby,
-[i=8
- gcc_cv_c_nbby=
- while test $i -lt 65; do
- AC_TRY_COMPILE(,
- [switch(0) {
- case (unsigned char)((unsigned long)1 << $i) == ((unsigned long)1 << $i):
- case (unsigned char)((unsigned long)1<<($i-1)) == ((unsigned long)1<<($i-1)):
- ; }],
- [gcc_cv_c_nbby=$i; break])
- i=`expr $i + 1`
- done
- test -z "$gcc_cv_c_nbby" && gcc_cv_c_nbby=failed
-])
-if test $gcc_cv_c_nbby = failed; then
- AC_MSG_ERROR(cannot determine number of bits in a byte)
-else
- AC_DEFINE_UNQUOTED(CHAR_BIT, $gcc_cv_c_nbby,
- [Define as the number of bits in a byte, if \`limits.h' doesn't.])
-fi
-fi])
-
-dnl Checking for long long.
-dnl By Caolan McNamara <caolan@skynet.ie>
-dnl Added check for __int64, Zack Weinberg <zackw@stanford.edu>
-dnl
-AC_DEFUN([gcc_AC_C_LONG_LONG],
-[AC_CACHE_CHECK(for long long int, ac_cv_c_long_long,
- [AC_TRY_COMPILE(,[long long int i;],
- ac_cv_c_long_long=yes,
- ac_cv_c_long_long=no)])
- if test $ac_cv_c_long_long = yes; then
- AC_DEFINE(HAVE_LONG_LONG, 1,
- [Define if your compiler supports the \`long long' type.])
- fi
-AC_CACHE_CHECK(for __int64, ac_cv_c___int64,
- [AC_TRY_COMPILE(,[__int64 i;],
- ac_cv_c___int64=yes,
- ac_cv_c___int64=no)])
- if test $ac_cv_c___int64 = yes; then
- AC_DEFINE(HAVE___INT64, 1,
- [Define if your compiler supports the \`__int64' type.])
- fi
-])
-
-#serial AM2
-
-dnl From Bruno Haible.
-
-AC_DEFUN([AM_ICONV],
-[
- dnl Some systems have iconv in libc, some have it in libiconv (OSF/1 and
- dnl those with the standalone portable GNU libiconv installed).
-
- am_cv_lib_iconv_ldpath=
- AC_ARG_WITH([libiconv-prefix],
-[ --with-libiconv-prefix=DIR search for libiconv in DIR/include and DIR/lib], [
- for dir in `echo "$withval" | tr : ' '`; do
- if test -d $dir/include; then CPPFLAGS="$CPPFLAGS -I$dir/include"; fi
- if test -d $dir/lib; then am_cv_lib_iconv_ldpath="-L$dir/lib"; fi
- done
- ])
-
- AC_CHECK_HEADERS([iconv.h])
-
- AC_CACHE_CHECK(for iconv, am_cv_func_iconv, [
- am_cv_func_iconv="no, consider installing GNU libiconv"
- am_cv_lib_iconv=no
- AC_TRY_LINK([#include <stdlib.h>
-#include <iconv.h>],
- [iconv_t cd = iconv_open("","");
- iconv(cd,NULL,NULL,NULL,NULL);
- iconv_close(cd);],
- am_cv_func_iconv=yes)
- if test "$am_cv_func_iconv" != yes; then
- am_save_LIBS="$LIBS"
- LIBS="$LIBS $am_cv_libiconv_ldpath -liconv"
- AC_TRY_LINK([#include <stdlib.h>
-#include <iconv.h>],
- [iconv_t cd = iconv_open("","");
- iconv(cd,NULL,NULL,NULL,NULL);
- iconv_close(cd);],
- am_cv_lib_iconv=yes
- am_cv_func_iconv=yes)
- LIBS="$am_save_LIBS"
- fi
- ])
- if test "$am_cv_func_iconv" = yes; then
- AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.])
- AC_MSG_CHECKING([for iconv declaration])
- AC_CACHE_VAL(am_cv_proto_iconv, [
- AC_TRY_COMPILE([
-#include <stdlib.h>
-#include <iconv.h>
-extern
-#ifdef __cplusplus
-"C"
-#endif
-#if defined(__STDC__) || defined(__cplusplus)
-size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
-#else
-size_t iconv();
-#endif
-], [], am_cv_proto_iconv_arg1="", am_cv_proto_iconv_arg1="const")
- am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"])
- am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'`
- AC_MSG_RESULT([$]{ac_t:-
- }[$]am_cv_proto_iconv)
- AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1,
- [Define as const if the declaration of iconv() needs const.])
- fi
- LIBICONV=
- if test "$am_cv_lib_iconv" = yes; then
- LIBICONV="$am_cv_lib_iconv_ldpath -liconv"
- fi
- AC_SUBST(LIBICONV)
-])
-
-AC_DEFUN([gcc_AC_INITFINI_ARRAY],
-[AC_ARG_ENABLE(initfini-array,
- [ --enable-initfini-array use .init_array/.fini_array sections],
- [], [
-AC_CACHE_CHECK(for .preinit_array/.init_array/.fini_array support,
- gcc_cv_initfini_array, [dnl
- AC_TRY_RUN([
-static int x = -1;
-int main (void) { return x; }
-int foo (void) { x = 0; }
-int (*fp) (void) __attribute__ ((section (".init_array"))) = foo;],
- [gcc_cv_initfini_array=yes], [gcc_cv_initfini_array=no],
- [gcc_cv_initfini_array=no])])
- enable_initfini_array=$gcc_cv_initfini_array
-])
-if test $enable_initfini_array = yes; then
- AC_DEFINE(HAVE_INITFINI_ARRAY, 1,
- [Define .init_array/.fini_array sections are available and working.])
-fi])
-
-dnl # _gcc_COMPUTE_GAS_VERSION
-dnl # Used by gcc_GAS_VERSION_GTE_IFELSE
-dnl #
-dnl # WARNING:
-dnl # gcc_cv_as_gas_srcdir must be defined before this.
-dnl # This gross requirement will go away eventually.
-AC_DEFUN([_gcc_COMPUTE_GAS_VERSION],
-[gcc_cv_as_bfd_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/bfd
-for f in $gcc_cv_as_bfd_srcdir/configure \
- $gcc_cv_as_gas_srcdir/configure \
- $gcc_cv_as_gas_srcdir/configure.in \
- $gcc_cv_as_gas_srcdir/Makefile.in ; do
- gcc_cv_gas_version=`grep '^VERSION=[[0-9]]*\.[[0-9]]*' $f`
- if test x$gcc_cv_gas_version != x; then
- break
- fi
-done
-gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([[0-9]]*\)"`
-gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[[0-9]]*\.\([[0-9]]*\)"`
-gcc_cv_gas_patch_version=`expr "$gcc_cv_gas_version" : "VERSION=[[0-9]]*\.[[0-9]]*\.\([[0-9]]*\)"`
-case $gcc_cv_gas_patch_version in
- "") gcc_cv_gas_patch_version="0" ;;
-esac
-gcc_cv_gas_vers=`expr \( \( $gcc_cv_gas_major_version \* 1000 \) \
- + $gcc_cv_gas_minor_version \) \* 1000 \
- + $gcc_cv_gas_patch_version`
-]) []dnl # _gcc_COMPUTE_GAS_VERSION
-
-dnl # gcc_GAS_VERSION_GTE_IFELSE([elf,] major, minor, patchlevel,
-dnl # [command_if_true = :], [command_if_false = :])
-dnl # Check to see if the version of GAS is greater than or
-dnl # equal to the specified version.
-dnl #
-dnl # The first ifelse() shortens the shell code if the patchlevel
-dnl # is unimportant (the usual case). The others handle missing
-dnl # commands. Note that the tests are structured so that the most
-dnl # common version number cases are tested first.
-AC_DEFUN([_gcc_GAS_VERSION_GTE_IFELSE],
-[ifelse([$1], elf,
- [if test $in_tree_gas_is_elf = yes \
- &&],
- [if]) test $gcc_cv_gas_vers -ge `expr \( \( $2 \* 1000 \) + $3 \) \* 1000 + $4`
- then dnl
-ifelse([$5],,:,[$5])[]dnl
-ifelse([$6],,,[
- else $6])
-fi])
-
-AC_DEFUN([gcc_GAS_VERSION_GTE_IFELSE],
-[AC_REQUIRE([_gcc_COMPUTE_GAS_VERSION])dnl
-ifelse([$1], elf, [_gcc_GAS_VERSION_GTE_IFELSE($@)],
- [_gcc_GAS_VERSION_GTE_IFELSE(,$@)])])
-
-dnl gcc_GAS_CHECK_FEATURE(description, cv, [[elf,]major,minor,patchlevel],
-dnl [extra switches to as], [assembler input],
-dnl [extra testing logic], [command if feature available])
-dnl
-dnl Checks for an assembler feature. If we are building an in-tree
-dnl gas, the feature is available if the associated assembler version
-dnl is greater than or equal to major.minor.patchlevel. If not, then
-dnl ASSEMBLER INPUT is fed to the assembler and the feature is available
-dnl if assembly succeeds. If EXTRA TESTING LOGIC is not the empty string,
-dnl then it is run instead of simply setting CV to "yes" - it is responsible
-dnl for doing so, if appropriate.
-AC_DEFUN([gcc_GAS_CHECK_FEATURE],
-[AC_CACHE_CHECK([assembler for $1], [$2],
- [[$2]=no
- ifelse([$3],,,[dnl
- if test $in_tree_gas = yes; then
- gcc_GAS_VERSION_GTE_IFELSE($3, [[$2]=yes])
- el])if test x$gcc_cv_as != x; then
- echo ifelse(m4_substr([$5],0,1),[$], "[$5]", '[$5]') > conftest.s
- if AC_TRY_COMMAND([$gcc_cv_as $4 -o conftest.o conftest.s >&AC_FD_CC])
- then
- ifelse([$6],, [$2]=yes, [$6])
- else
- echo "configure: failed program was" >&AC_FD_CC
- cat conftest.s >&AC_FD_CC
- fi
- rm -f conftest.o conftest.s
- fi])
-ifelse([$7],,,[dnl
-if test $[$2] = yes; then
- $7
-fi])])
-
-# lcmessage.m4 serial 3 (gettext-0.11.3)
-dnl Copyright (C) 1995-2002 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License. As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
-dnl
-dnl This file can can be used in projects which are not available under
-dnl the GNU General Public License or the GNU Library General Public
-dnl License but which still want to provide support for the GNU gettext
-dnl functionality.
-dnl Please note that the actual code of the GNU gettext library is covered
-dnl by the GNU Library General Public License, and the rest of the GNU
-dnl gettext package package is covered by the GNU General Public License.
-dnl They are *not* in the public domain.
-
-dnl Authors:
-dnl Ulrich Drepper <drepper@cygnus.com>, 1995.
-
-# Check whether LC_MESSAGES is available in <locale.h>.
-
-AC_DEFUN([AM_LC_MESSAGES],
-[
- AC_CACHE_CHECK([for LC_MESSAGES], am_cv_val_LC_MESSAGES,
- [AC_TRY_LINK([#include <locale.h>], [return LC_MESSAGES],
- am_cv_val_LC_MESSAGES=yes, am_cv_val_LC_MESSAGES=no)])
- if test $am_cv_val_LC_MESSAGES = yes; then
- AC_DEFINE(HAVE_LC_MESSAGES, 1,
- [Define if your <locale.h> file defines LC_MESSAGES.])
- fi
-])
+# generated automatically by aclocal 1.11.1 -*- Autoconf -*-
+
+# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
+# 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+m4_include([../config/acx.m4])
+m4_include([../config/override.m4])
+m4_include([../config/warnings.m4])
+m4_include([../gcc/acinclude.m4])
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