blob: 13d7cfa707e9524f018c1c795920c8515ea25d32 [file] [log] [blame] [edit]
dnl Configuration for the gettext-runtime directory of GNU gettext
dnl Copyright (C) 1995-2016, 2018-2021 Free Software Foundation, Inc.
dnl
dnl This program is free software: you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published by
dnl the Free Software Foundation; either version 3 of the License, or
dnl (at your option) any later version.
dnl
dnl This program is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
dnl GNU General Public License for more details.
dnl
dnl You should have received a copy of the GNU General Public License
dnl along with this program. If not, see <https://www.gnu.org/licenses/>.
dnl Process this file with autoconf to produce a configure script.
AC_PREREQ([2.64])
AC_INIT([libintl],
m4_esyscmd([../../build-aux/git-version-gen ../../.tarball-version]),
[bug-gettext@gnu.org])
AC_CONFIG_SRCDIR([dcigettext.c])
AC_CONFIG_AUX_DIR([../../build-aux])
AM_INIT_AUTOMAKE([silent-rules])
AC_CONFIG_HEADERS([config.h])
dnl Checks for programs.
AC_PROG_CC
AC_PROG_INSTALL
dnl Check for host type.
AC_CANONICAL_HOST
dnl Checks for compiler output filename suffixes.
AC_OBJEXT
AC_EXEEXT
dnl For a 64-bit build on AIX, AC_PROG_RANLIB is not sufficient.
gl_PROG_AR_RANLIB
dnl Set preferences for the gnulib module 'threadlib'.
gl_AVOID_WINPTHREAD
dnl Set preferences for the gnulib module 'relocatable-lib-lgpl':
dnl Enable relocatability unconditionally.
enable_relocatable=yes
dnl Early checks, assembled by gnulib.
gl_EARLY
dnl Check for build configuration.
gl_WOE32_DLL
LT_INIT([win32-dll])
dnl Prepares the libtool configuration for handling of Windows resources, and
dnl sets the RC variable to a program that compiles Windows resource files.
LT_LANG([Windows Resource])
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
AM_CONDITIONAL([WOE32], [test $is_woe32 = yes])
if test $is_woe32 = yes; then
dnl Check for a program that compiles Windows resource files.
AC_CHECK_TOOL([WINDRES], [windres])
fi
dnl Some code is only meant to be compiled on native Windows.
case "$host_os" in
mingw*) is_windows_native=yes ;;
*) is_windows_native=no ;;
esac
AM_CONDITIONAL([WINDOWS_NATIVE], [test $is_windows_native = yes])
dnl Checks for libraries.
dnl These are the only lines required to internationalize the package.
dnl (OK, not quite, the AC_CONFIG_FILES has also some parts.)
AM_GNU_GETTEXT([here], [need-ngettext])
dnl Conditionals for the intl/ directory.
AM_CONDITIONAL([USE_INCLUDED_LIBINTL], [test $USE_INCLUDED_LIBINTL = yes])
AM_CONDITIONAL([BUILD_INCLUDED_LIBINTL], [test $BUILD_INCLUDED_LIBINTL = yes])
AM_CONDITIONAL([PRELOADABLE_LIBINTL],
[test $USE_INCLUDED_LIBINTL = no && test $GLIBC2 = yes && test "$enable_shared" = yes])
dnl Checks for header files, functions and declarations.
gl_INIT
gt_INTL_SUBDIR_CORE
gt_PRINTF_POSIX
case $gt_cv_func_printf_posix in
*yes) HAVE_POSIX_PRINTF=1 ;;
*) HAVE_POSIX_PRINTF=0 ;;
esac
AC_SUBST([HAVE_POSIX_PRINTF])
AC_CHECK_FUNCS_ONCE([asprintf])
if test "$ac_cv_func_asprintf" = yes; then
HAVE_ASPRINTF=1
else
HAVE_ASPRINTF=0
fi
AC_SUBST([HAVE_ASPRINTF])
AC_CHECK_FUNCS_ONCE([snprintf])
if test "$ac_cv_func_snprintf" = yes; then
HAVE_SNPRINTF=1
else
HAVE_SNPRINTF=0
fi
AC_SUBST([HAVE_SNPRINTF])
AC_CHECK_FUNCS_ONCE([wprintf])
if test "$ac_cv_func_wprintf" = yes; then
HAVE_WPRINTF=1
else
HAVE_WPRINTF=0
fi
AC_SUBST([HAVE_WPRINTF])
AC_CHECK_FUNCS_ONCE([newlocale])
if test "$ac_cv_func_newlocale" = yes; then
HAVE_NEWLOCALE=1
else
HAVE_NEWLOCALE=0
fi
AC_SUBST([HAVE_NEWLOCALE])
AC_CHECK_HEADERS([features.h])
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).
AC_CHECK_DECLS([_snprintf, _snwprintf], , , [#include <stdio.h>])
if test $gt_localename_enhances_locale_funcs = yes; then
ENHANCE_LOCALE_FUNCS=1
else
ENHANCE_LOCALE_FUNCS=0
fi
AC_SUBST([ENHANCE_LOCALE_FUNCS])
dnl Compilation on mingw and Cygwin needs special Makefile rules, because
dnl 1. when we install a shared library, we must arrange to export
dnl auxiliary pointer variables for every exported variable,
dnl 2. when we install a shared library and a static library simultaneously,
dnl the include file specifies __declspec(dllimport) and therefore we
dnl must arrange to define the auxiliary pointer variables for the
dnl exported variables _also_ in the static library.
if test "$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])
AM_CONDITIONAL([WOE32DLL], [test $is_woe32dll = yes])
if test $is_woe32dll = yes; then
AC_DEFINE([WOE32DLL], [1],
[Define when --enable-shared is used on mingw or Cygwin.])
fi
dnl Put some default definitions into config.h.
AH_BOTTOM([
/* Tweak gnulib code according to the needs of this library. */
#define IN_LIBINTL 1
/* On Windows, variables that may be in a DLL must be marked specially. */
#if (defined _MSC_VER && defined _DLL) && !defined IN_RELOCWRAPPER
# define DLL_VARIABLE __declspec (dllimport)
#else
# define DLL_VARIABLE
#endif
/* Extra OS/2 (emx+gcc) defines. */
#if defined __EMX__ && !defined __KLIBC__
# include "os2compat.h"
#endif
])
dnl Rename some macros and functions used for locking.
AH_VERBATIM([0locking], [
#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
])
dnl Hide undesired symbols from the global namespace, by prefixing them with
dnl "_libintl_" or "_nl_".
AH_VERBATIM([0noexport], [
#define asnprintf _libintl_asnprintf
#define rpl_asnprintf _libintl_asnprintf
/* Symbols defined by gnulib module 'float'. */
#define gl_LDBL_MAX _libintl_LDBL_MAX
/* Symbols defined by gnulib module 'localename'. */
#define gl_locale_name_canonicalize _nl_locale_name_canonicalize
#define gl_locale_name_from_win32_LANGID _nl_locale_name_from_win32_LANGID
#define gl_locale_name_from_win32_LCID _nl_locale_name_from_win32_LCID
#define gl_locale_name_thread_unsafe _nl_locale_name_thread_unsafe
#define gl_locale_name_thread _nl_locale_name_thread
#define gl_locale_name_posix _nl_locale_name_posix
#define gl_locale_name_environ _nl_locale_name_environ
#define gl_locale_name_default _nl_locale_name_default
#define gl_locale_name _nl_locale_name
/* Symbols defined by gnulib module 'lock'. */
#define glthread_lock_init _libintl_lock_init
#define glthread_lock_lock _libintl_lock_lock
#define glthread_lock_unlock _libintl_lock_unlock
#define glthread_lock_destroy _libintl_lock_destroy
#define glthread_rwlock_init _libintl_rwlock_init
#define glthread_rwlock_rdlock _libintl_rwlock_rdlock
#define glthread_rwlock_wrlock _libintl_rwlock_wrlock
#define glthread_rwlock_unlock _libintl_rwlock_unlock
#define glthread_rwlock_destroy _libintl_rwlock_destroy
#define glthread_recursive_lock_init _libintl_recursive_lock_init
#define glthread_recursive_lock_lock _libintl_recursive_lock_lock
#define glthread_recursive_lock_unlock _libintl_recursive_lock_unlock
#define glthread_recursive_lock_destroy _libintl_recursive_lock_destroy
#define glthread_rwlock_init_for_glibc _libintl_rwlock_init_for_glibc
#define glthread_rwlock_init_multithreaded _libintl_rwlock_init_multithreaded
#define glthread_rwlock_rdlock_multithreaded _libintl_rwlock_rdlock_multithreaded
#define glthread_rwlock_wrlock_multithreaded _libintl_rwlock_wrlock_multithreaded
#define glthread_rwlock_unlock_multithreaded _libintl_rwlock_unlock_multithreaded
#define glthread_rwlock_destroy_multithreaded _libintl_rwlock_destroy_multithreaded
#define glthread_recursive_lock_init_multithreaded _libintl_recursive_lock_init_multithreaded
#define glthread_recursive_lock_lock_multithreaded _libintl_recursive_lock_lock_multithreaded
#define glthread_recursive_lock_unlock_multithreaded _libintl_recursive_lock_unlock_multithreaded
#define glthread_recursive_lock_destroy_multithreaded _libintl_recursive_lock_destroy_multithreaded
#define glthread_once_singlethreaded _libintl_once_singlethreaded
#define glthread_once_multithreaded _libintl_once_multithreaded
/* Symbols defined by gnulib module 'relocatable-lib-lgpl'. */
#define relocate _libintl_relocate
#define relocate2 _libintl_relocate2
/* Symbols defined by gnulib module 'setlocale-null'. */
#define setlocale_null _libintl_setlocale_null
#define setlocale_null_r _libintl_setlocale_null_r
/* Symbols defined by gnulib module 'threadlib'. */
#define glthread_in_use _libintl_glthread_in_use
/* Symbols defined by gnulib module 'vasnprintf'. */
#define printf_fetchargs _libintl_printf_fetchargs
#define printf_parse _libintl_printf_parse
#define vasnprintf _libintl_vasnprintf
/* Symbols defined by gnulib module 'windows-mutex'. */
#define glwthread_mutex_init _libintl_glwthread_mutex_init
#define glwthread_mutex_lock _libintl_glwthread_mutex_lock
#define glwthread_mutex_trylock _libintl_glwthread_mutex_trylock
#define glwthread_mutex_unlock _libintl_glwthread_mutex_unlock
#define glwthread_mutex_destroy _libintl_glwthread_mutex_destroy
/* Symbols defined by gnulib module 'windows-once'. */
#define glwthread_once _libintl_glwthread_once
/* Symbols defined by gnulib module 'windows-recmutex'. */
#define glwthread_recmutex_init _libintl_glwthread_recmutex_init
#define glwthread_recmutex_lock _libintl_glwthread_recmutex_lock
#define glwthread_recmutex_trylock _libintl_glwthread_recmutex_trylock
#define glwthread_recmutex_unlock _libintl_glwthread_recmutex_unlock
#define glwthread_recmutex_destroy _libintl_glwthread_recmutex_destroy
/* Symbols defined by gnulib module 'windows-rwlock'. */
#define glwthread_rwlock_init _libintl_glwthread_rwlock_init
#define glwthread_rwlock_rdlock _libintl_glwthread_rwlock_rdlock
#define glwthread_rwlock_wrlock _libintl_glwthread_rwlock_wrlock
#define glwthread_rwlock_tryrdlock _libintl_glwthread_rwlock_tryrdlock
#define glwthread_rwlock_trywrlock _libintl_glwthread_rwlock_trywrlock
#define glwthread_rwlock_unlock _libintl_glwthread_rwlock_unlock
#define glwthread_rwlock_destroy _libintl_glwthread_rwlock_destroy
/* Symbols defined by gnulib module 'xsize'. */
#define xmax _libintl_xmax
#define xsum _libintl_xsum
#define xsum3 _libintl_xsum3
#define xsum4 _libintl_xsum4
])
dnl Symbols defined by gnulib module 'memchr'.
if test $REPLACE_MEMCHR = 1; then
AC_DEFINE([memchr], [_libintl_memchr], [Hidden symbol.])
AC_DEFINE([rpl_memchr], [_libintl_memchr], [Hidden symbol.])
fi
dnl Symbols defined by gnulib module 'tsearch'.
if test $HAVE_TSEARCH = 0 || test $HAVE_TWALK = 0 || test $REPLACE_TSEARCH = 1; then
AC_DEFINE([tsearch], [_libintl_tsearch], [Hidden symbol.])
AC_DEFINE([rpl_tsearch], [_libintl_tsearch], [Hidden symbol.])
AC_DEFINE([tfind], [_libintl_tfind], [Hidden symbol.])
AC_DEFINE([rpl_tfind], [_libintl_tfind], [Hidden symbol.])
AC_DEFINE([tdelete], [_libintl_tdelete], [Hidden symbol.])
AC_DEFINE([rpl_tdelete], [_libintl_tdelete], [Hidden symbol.])
AC_DEFINE([twalk], [_libintl_twalk], [Hidden symbol.])
AC_DEFINE([rpl_twalk], [_libintl_twalk], [Hidden symbol.])
fi
AC_CONFIG_FILES([Makefile])
AC_CONFIG_FILES([gnulib-lib/Makefile])
AC_OUTPUT