+
+ dnl For backward compatibility. Some Makefiles may be using this.
+ INTLLIBS="$LIBINTL"
+ AC_SUBST(INTLLIBS)
+
+ dnl Make all documented variables known to autoconf.
+ AC_SUBST(LIBINTL)
+ AC_SUBST(LTLIBINTL)
+ AC_SUBST(POSUB)
+])
+
+
+dnl Checks for all prerequisites of the intl subdirectory,
+dnl except for INTL_LIBTOOL_SUFFIX_PREFIX (and possibly LIBTOOL), INTLOBJS,
+dnl USE_INCLUDED_LIBINTL, BUILD_INCLUDED_LIBINTL.
+AC_DEFUN([AM_INTL_SUBDIR],
+[
+ AC_REQUIRE([AC_PROG_INSTALL])dnl
+ AC_REQUIRE([AM_MKINSTALLDIRS])dnl
+ AC_REQUIRE([AC_PROG_CC])dnl
+ AC_REQUIRE([AC_CANONICAL_HOST])dnl
+ AC_REQUIRE([AC_PROG_RANLIB])dnl
+ AC_REQUIRE([AC_ISC_POSIX])dnl
+ AC_REQUIRE([AC_HEADER_STDC])dnl
+ AC_REQUIRE([AC_C_CONST])dnl
+ AC_REQUIRE([bh_C_SIGNED])dnl
+ AC_REQUIRE([AC_C_INLINE])dnl
+ AC_REQUIRE([AC_TYPE_OFF_T])dnl
+ AC_REQUIRE([AC_TYPE_SIZE_T])dnl
+ AC_REQUIRE([gl_AC_TYPE_LONG_LONG])dnl
+ AC_REQUIRE([gt_TYPE_LONGDOUBLE])dnl
+ AC_REQUIRE([gt_TYPE_WCHAR_T])dnl
+ AC_REQUIRE([gt_TYPE_WINT_T])dnl
+ AC_REQUIRE([gl_AC_HEADER_INTTYPES_H])
+ AC_REQUIRE([gl_AC_HEADER_STDINT_H])
+ AC_REQUIRE([gt_TYPE_INTMAX_T])
+ AC_REQUIRE([gt_PRINTF_POSIX])
+ AC_REQUIRE([AC_FUNC_ALLOCA])dnl
+ AC_REQUIRE([AC_FUNC_MMAP])dnl
+ AC_REQUIRE([gl_GLIBC21])dnl
+ AC_REQUIRE([gt_INTDIV0])dnl
+ AC_REQUIRE([gl_AC_TYPE_UINTMAX_T])dnl
+ AC_REQUIRE([gt_HEADER_INTTYPES_H])dnl
+ AC_REQUIRE([gt_INTTYPES_PRI])dnl
+ AC_REQUIRE([gl_XSIZE])dnl
+
+ AC_CHECK_TYPE([ptrdiff_t], ,
+ [AC_DEFINE([ptrdiff_t], [long],
+ [Define as the type of the result of subtracting two pointers, if the system doesn't define it.])
+ ])
+ AC_CHECK_HEADERS([argz.h limits.h locale.h nl_types.h malloc.h stddef.h \
+stdlib.h string.h unistd.h sys/param.h])
+ AC_CHECK_FUNCS([asprintf fwprintf getcwd getegid geteuid getgid getuid \
+mempcpy munmap putenv setenv setlocale snprintf stpcpy strcasecmp strdup \
+strtoul tsearch wcslen __argz_count __argz_stringify __argz_next \
+__fsetlocking])
+
+ dnl Use the _snprintf function only if it is declared (because on NetBSD it
+ dnl is defined as a weak alias of snprintf; we prefer to use the latter).
+ gt_CHECK_DECL(_snprintf, [#include <stdio.h>])
+ gt_CHECK_DECL(_snwprintf, [#include <stdio.h>])
+
+ dnl Use the *_unlocked functions only if they are declared.
+ dnl (because some of them were defined without being declared in Solaris
+ dnl 2.5.1 but were removed in Solaris 2.6, whereas we want binaries built
+ dnl on Solaris 2.5.1 to run on Solaris 2.6).
+ dnl Don't use AC_CHECK_DECLS because it isn't supported in autoconf-2.13.
+ gt_CHECK_DECL(feof_unlocked, [#include <stdio.h>])
+ gt_CHECK_DECL(fgets_unlocked, [#include <stdio.h>])
+ gt_CHECK_DECL(getc_unlocked, [#include <stdio.h>])
+
+ case $gt_cv_func_printf_posix in
+ *yes) HAVE_POSIX_PRINTF=1 ;;
+ *) HAVE_POSIX_PRINTF=0 ;;
+ esac
+ AC_SUBST([HAVE_POSIX_PRINTF])
+ if test "$ac_cv_func_asprintf" = yes; then
+ HAVE_ASPRINTF=1
+ else
+ HAVE_ASPRINTF=0
+ fi
+ AC_SUBST([HAVE_ASPRINTF])
+ if test "$ac_cv_func_snprintf" = yes; then
+ HAVE_SNPRINTF=1
+ else
+ HAVE_SNPRINTF=0
+ fi
+ AC_SUBST([HAVE_SNPRINTF])
+ if test "$ac_cv_func_wprintf" = yes; then
+ HAVE_WPRINTF=1
+ else
+ HAVE_WPRINTF=0
+ fi
+ AC_SUBST([HAVE_WPRINTF])
+
+ AM_ICONV
+ AM_LANGINFO_CODESET
+ if test $ac_cv_header_locale_h = yes; then
+ AM_LC_MESSAGES
+ fi
+
+ dnl intl/plural.c is generated from intl/plural.y. It requires bison,
+ dnl because plural.y uses bison specific features. It requires at least
+ dnl bison-1.26 because earlier versions generate a plural.c that doesn't
+ dnl compile.
+ dnl bison is only needed for the maintainer (who touches plural.y). But in
+ dnl order to avoid separate Makefiles or --enable-maintainer-mode, we put
+ dnl the rule in general Makefile. Now, some people carelessly touch the
+ dnl files or have a broken "make" program, hence the plural.c rule will
+ dnl sometimes fire. To avoid an error, defines BISON to ":" if it is not
+ dnl present or too old.
+ AC_CHECK_PROGS([INTLBISON], [bison])
+ if test -z "$INTLBISON"; then
+ ac_verc_fail=yes
+ else
+ dnl Found it, now check the version.
+ AC_MSG_CHECKING([version of bison])
+changequote(<<,>>)dnl
+ ac_prog_version=`$INTLBISON --version 2>&1 | sed -n 's/^.*GNU Bison.* \([0-9]*\.[0-9.]*\).*$/\1/p'`
+ case $ac_prog_version in
+ '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
+ 1.2[6-9]* | 1.[3-9][0-9]* | [2-9].*)
+changequote([,])dnl
+ ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
+ *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
+ esac
+ AC_MSG_RESULT([$ac_prog_version])
+ fi
+ if test $ac_verc_fail = yes; then
+ INTLBISON=:
+ fi
+])
+
+
+dnl gt_CHECK_DECL(FUNC, INCLUDES)
+dnl Check whether a function is declared.
+AC_DEFUN([gt_CHECK_DECL],
+[
+ AC_CACHE_CHECK([whether $1 is declared], ac_cv_have_decl_$1,
+ [AC_TRY_COMPILE([$2], [
+#ifndef $1
+ char *p = (char *) $1;
+#endif
+], ac_cv_have_decl_$1=yes, ac_cv_have_decl_$1=no)])
+ if test $ac_cv_have_decl_$1 = yes; then
+ gt_value=1
+ else
+ gt_value=0
+ fi
+ AC_DEFINE_UNQUOTED([HAVE_DECL_]translit($1, [a-z], [A-Z]), [$gt_value],
+ [Define to 1 if you have the declaration of `$1', and to 0 if you don't.])
+])
+
+
+dnl Usage: AM_GNU_GETTEXT_VERSION([gettext-version])
+AC_DEFUN([AM_GNU_GETTEXT_VERSION], [])