| # intl.m4 serial 22 (gettext-0.18.2) |
| dnl Copyright (C) 1995-2013 Free Software Foundation, Inc. |
| dnl This file is free software; the Free Software Foundation |
| dnl gives unlimited permission to copy and/or distribute it, |
| dnl with or without modifications, as long as this notice is preserved. |
| 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>, 1995-2000. |
| dnl Bruno Haible <haible@clisp.cons.org>, 2000-2009. |
| |
| AC_PREREQ([2.60]) |
| |
| 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([AC_PROG_MKDIR_P])dnl |
| AC_REQUIRE([AC_PROG_CC])dnl |
| AC_REQUIRE([AC_CANONICAL_HOST])dnl |
| AC_REQUIRE([gt_GLIBC2])dnl |
| AC_REQUIRE([AC_PROG_RANLIB])dnl |
| AC_REQUIRE([gl_VISIBILITY])dnl |
| AC_REQUIRE([gt_INTL_SUBDIR_CORE])dnl |
| AC_REQUIRE([AC_TYPE_LONG_LONG_INT])dnl |
| AC_REQUIRE([gt_TYPE_WCHAR_T])dnl |
| AC_REQUIRE([gt_TYPE_WINT_T])dnl |
| AC_REQUIRE([gl_AC_HEADER_INTTYPES_H]) |
| AC_REQUIRE([gt_TYPE_INTMAX_T]) |
| AC_REQUIRE([gt_PRINTF_POSIX]) |
| AC_REQUIRE([gl_GLIBC21])dnl |
| AC_REQUIRE([gl_XSIZE])dnl |
| AC_REQUIRE([gl_FCNTL_O_FLAGS])dnl |
| AC_REQUIRE([gt_INTL_MACOSX])dnl |
| |
| dnl Support for automake's --enable-silent-rules. |
| case "$enable_silent_rules" in |
| yes) INTL_DEFAULT_VERBOSITY=0;; |
| no) INTL_DEFAULT_VERBOSITY=1;; |
| *) INTL_DEFAULT_VERBOSITY=1;; |
| esac |
| AC_SUBST([INTL_DEFAULT_VERBOSITY]) |
| |
| 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([features.h stddef.h stdlib.h string.h]) |
| AC_CHECK_FUNCS([asprintf fwprintf newlocale putenv setenv setlocale \ |
| snprintf strnlen wcslen wcsnlen mbrtowc wcrtomb]) |
| |
| 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(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_newlocale" = yes; then |
| HAVE_NEWLOCALE=1 |
| else |
| HAVE_NEWLOCALE=0 |
| fi |
| AC_SUBST([HAVE_NEWLOCALE]) |
| if test "$ac_cv_func_wprintf" = yes; then |
| HAVE_WPRINTF=1 |
| else |
| HAVE_WPRINTF=0 |
| fi |
| AC_SUBST([HAVE_WPRINTF]) |
| |
| AM_LANGINFO_CODESET |
| gt_LC_MESSAGES |
| |
| dnl Compilation on mingw and Cygwin needs special Makefile rules, because |
| dnl 1. when we install a shared library, we must arrange to export |
| dnl auxiliary pointer variables for every exported variable, |
| dnl 2. when we install a shared library and a static library simultaneously, |
| dnl the include file specifies __declspec(dllimport) and therefore we |
| dnl must arrange to define the auxiliary pointer variables for the |
| dnl exported variables _also_ in the static library. |
| if test "$enable_shared" = yes; then |
| case "$host_os" in |
| mingw* | cygwin*) is_woe32dll=yes ;; |
| *) is_woe32dll=no ;; |
| esac |
| else |
| is_woe32dll=no |
| fi |
| WOE32DLL=$is_woe32dll |
| AC_SUBST([WOE32DLL]) |
| |
| dnl On mingw and Cygwin, we can activate special Makefile rules which add |
| dnl version information to the shared libraries and executables. |
| case "$host_os" in |
| mingw* | cygwin*) is_woe32=yes ;; |
| *) is_woe32=no ;; |
| esac |
| WOE32=$is_woe32 |
| AC_SUBST([WOE32]) |
| if test $WOE32 = yes; then |
| dnl Check for a program that compiles Windows resource files. |
| AC_CHECK_TOOL([WINDRES], [windres]) |
| fi |
| |
| dnl Determine whether when creating a library, "-lc" should be passed to |
| dnl libtool or not. On many platforms, it is required for the libtool option |
| dnl -no-undefined to work. On HP-UX, however, the -lc - stored by libtool |
| dnl in the *.la files - makes it impossible to create multithreaded programs, |
| dnl because libtool also reorders the -lc to come before the -pthread, and |
| dnl this disables pthread_create() <http://docs.hp.com/en/1896/pthreads.html>. |
| case "$host_os" in |
| hpux*) LTLIBC="" ;; |
| *) LTLIBC="-lc" ;; |
| esac |
| AC_SUBST([LTLIBC]) |
| |
| dnl Rename some macros and functions used for locking. |
| AH_BOTTOM([ |
| #define __libc_lock_t gl_lock_t |
| #define __libc_lock_define gl_lock_define |
| #define __libc_lock_define_initialized gl_lock_define_initialized |
| #define __libc_lock_init gl_lock_init |
| #define __libc_lock_lock gl_lock_lock |
| #define __libc_lock_unlock gl_lock_unlock |
| #define __libc_lock_recursive_t gl_recursive_lock_t |
| #define __libc_lock_define_recursive gl_recursive_lock_define |
| #define __libc_lock_define_initialized_recursive gl_recursive_lock_define_initialized |
| #define __libc_lock_init_recursive gl_recursive_lock_init |
| #define __libc_lock_lock_recursive gl_recursive_lock_lock |
| #define __libc_lock_unlock_recursive gl_recursive_lock_unlock |
| #define glthread_in_use libintl_thread_in_use |
| #define glthread_lock_init_func libintl_lock_init_func |
| #define glthread_lock_lock_func libintl_lock_lock_func |
| #define glthread_lock_unlock_func libintl_lock_unlock_func |
| #define glthread_lock_destroy_func libintl_lock_destroy_func |
| #define glthread_rwlock_init_multithreaded libintl_rwlock_init_multithreaded |
| #define glthread_rwlock_init_func libintl_rwlock_init_func |
| #define glthread_rwlock_rdlock_multithreaded libintl_rwlock_rdlock_multithreaded |
| #define glthread_rwlock_rdlock_func libintl_rwlock_rdlock_func |
| #define glthread_rwlock_wrlock_multithreaded libintl_rwlock_wrlock_multithreaded |
| #define glthread_rwlock_wrlock_func libintl_rwlock_wrlock_func |
| #define glthread_rwlock_unlock_multithreaded libintl_rwlock_unlock_multithreaded |
| #define glthread_rwlock_unlock_func libintl_rwlock_unlock_func |
| #define glthread_rwlock_destroy_multithreaded libintl_rwlock_destroy_multithreaded |
| #define glthread_rwlock_destroy_func libintl_rwlock_destroy_func |
| #define glthread_recursive_lock_init_multithreaded libintl_recursive_lock_init_multithreaded |
| #define glthread_recursive_lock_init_func libintl_recursive_lock_init_func |
| #define glthread_recursive_lock_lock_multithreaded libintl_recursive_lock_lock_multithreaded |
| #define glthread_recursive_lock_lock_func libintl_recursive_lock_lock_func |
| #define glthread_recursive_lock_unlock_multithreaded libintl_recursive_lock_unlock_multithreaded |
| #define glthread_recursive_lock_unlock_func libintl_recursive_lock_unlock_func |
| #define glthread_recursive_lock_destroy_multithreaded libintl_recursive_lock_destroy_multithreaded |
| #define glthread_recursive_lock_destroy_func libintl_recursive_lock_destroy_func |
| #define glthread_once_func libintl_once_func |
| #define glthread_once_singlethreaded libintl_once_singlethreaded |
| #define glthread_once_multithreaded libintl_once_multithreaded |
| ]) |
| ]) |
| |
| |
| dnl Checks for the core files of the intl subdirectory: |
| dnl dcigettext.c |
| dnl eval-plural.h |
| dnl explodename.c |
| dnl finddomain.c |
| dnl gettextP.h |
| dnl gmo.h |
| dnl hash-string.h hash-string.c |
| dnl l10nflist.c |
| dnl libgnuintl.h.in (except the *printf stuff) |
| dnl loadinfo.h |
| dnl loadmsgcat.c |
| dnl localealias.c |
| dnl log.c |
| dnl plural-exp.h plural-exp.c |
| dnl plural.y |
| dnl Used by libglocale. |
| AC_DEFUN([gt_INTL_SUBDIR_CORE], |
| [ |
| AC_REQUIRE([AC_C_INLINE])dnl |
| AC_REQUIRE([AC_TYPE_SIZE_T])dnl |
| AC_REQUIRE([gl_AC_HEADER_STDINT_H]) |
| AC_REQUIRE([AC_FUNC_ALLOCA])dnl |
| AC_REQUIRE([AC_FUNC_MMAP])dnl |
| AC_REQUIRE([gt_INTDIV0])dnl |
| AC_REQUIRE([gl_AC_TYPE_UINTMAX_T])dnl |
| AC_REQUIRE([gt_INTTYPES_PRI])dnl |
| AC_REQUIRE([gl_LOCK])dnl |
| |
| AC_LINK_IFELSE( |
| [AC_LANG_PROGRAM( |
| [[int foo (int a) { a = __builtin_expect (a, 10); return a == 10 ? 0 : 1; }]], |
| [[]])], |
| [AC_DEFINE([HAVE_BUILTIN_EXPECT], [1], |
| [Define to 1 if the compiler understands __builtin_expect.])]) |
| |
| AC_CHECK_HEADERS([argz.h inttypes.h limits.h unistd.h sys/param.h]) |
| AC_CHECK_FUNCS([getcwd getegid geteuid getgid getuid mempcpy munmap \ |
| stpcpy strcasecmp strdup strtoul tsearch uselocale argz_count \ |
| argz_stringify argz_next __fsetlocking]) |
| |
| 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>]) |
| |
| AM_ICONV |
| |
| 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_COMPILE_IFELSE( |
| [AC_LANG_PROGRAM( |
| [[$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_]m4_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.]) |
| ]) |
