296 lines
7.2 KiB
Plaintext
296 lines
7.2 KiB
Plaintext
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dnl *
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dnl * Copyright (c) 2004-2006 Motoyuki Kasahara
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dnl *
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dnl * Redistribution and use in source and binary forms, with or without
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dnl * modification, are permitted provided that the following conditions
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dnl * are met:
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dnl * 1. Redistributions of source code must retain the above copyright
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dnl * notice, this list of conditions and the following disclaimer.
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dnl * 2. Redistributions in binary form must reproduce the above copyright
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dnl * notice, this list of conditions and the following disclaimer in the
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dnl * documentation and/or other materials provided with the distribution.
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dnl * 3. Neither the name of the project nor the names of its contributors
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dnl * may be used to endorse or promote products derived from this software
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dnl * without specific prior written permission.
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dnl *
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dnl * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
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dnl * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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dnl * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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dnl * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
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dnl * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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dnl * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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dnl * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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dnl * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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dnl * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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dnl * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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dnl * SUCH DAMAGE.
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dnl *
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AC_DEFUN([eb_GNU_GETTEXT], [dnl
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INTLINCS=
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INTLDEPS=
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INTLLIBS=
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AC_REQUIRE([AC_PROG_CC])
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AC_REQUIRE([AC_PROG_LIBTOOL])
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AC_CHECK_HEADERS([locale.h nl_types.h])
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AC_CHECK_FUNCS([setlocale])
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AM_LC_MESSAGES
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dnl *
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dnl * --enable-nls option
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dnl *
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AC_ARG_ENABLE(nls,
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AC_HELP_STRING([--enable-nls], [Native Language Support [[yes]]]),
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ENABLE_NLS=$enableval, ENABLE_NLS=auto)
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dnl *
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dnl * --with-gettext-includes option
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dnl *
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AC_ARG_WITH(gettext-includes,
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AC_HELP_STRING([--with-gettext-includes=DIR],
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[gettext include files are in DIR]),
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[gettext_includes="-I${withval}"], [gettext_includes=''])
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dnl *
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dnl * --with-gettext-libraries option
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dnl *
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AC_ARG_WITH(gettext-libraries,
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AC_HELP_STRING([--with-gettext-libraries=DIR],
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[gettext library files are in DIR]),
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[gettext_libraries="-L${withval}"], [gettext_libraries=''])
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dnl *
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dnl * --with-iconv-includes option
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dnl *
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AC_ARG_WITH(iconv-includes,
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AC_HELP_STRING([--with-iconv-includes=DIR],
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[iconv include files are in DIR]),
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[iconv_includes="-I${withval}"], [iconv_includes=''])
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dnl *
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dnl * --with-iconv-libraries option
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dnl *
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AC_ARG_WITH(iconv-libraries,
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AC_HELP_STRING([--with-iconv-libraries=DIR],
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[iconv library files are in DIR]),
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[iconv_libraries="-L${withval}"], [iconv_libraries=''])
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dnl *
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dnl * Check iconv(), iconv.h and -liconv.
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dnl *
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ICONVINCS=
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ICONVLIBS=
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save_CPPFLAGS=$CPPFLAGS
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save_LIBS=$LIBS
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CPPFLAGS="$save_CPPFLAGS $iconv_includes"
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LIBS="$save_LIBS $iconv_libraries"
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AC_CHECK_LIB(iconv, iconv_open,
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[ICONVLIBS="$iconv_libraries -liconv"; LIBS="$LIBS -liconv"],
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AC_CHECK_LIB(iconv, libiconv_open,
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[ICONVLIBS="$iconv_libraries -liconv"; LIBS="$LIBS -liconv"]))
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AC_CHECK_FUNCS(iconv_open libiconv_open locale_charset)
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AC_CHECK_HEADERS(iconv.h libcharset.h)
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if test $ac_cv_func_iconv_open != no; then
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ICONVINCS="$iconv_includes"
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fi
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CPPFLAGS=$save_CPPFLAGS
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LIBS=$save_LIBS
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AC_SUBST(ICONVINCS)
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AC_SUBST(ICONVLIBS)
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dnl *
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dnl * Check gettext().
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dnl *
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INTLINCS=
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INTLLIBS=
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try_nls=no
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AC_MSG_CHECKING([for NLS support])
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if test $ENABLE_NLS != no; then
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save_CPPFLAGS=$CPPFLAGS
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save_LIBS=$LIBS
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dnl *
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dnl * Test 1: Try to link both libintl and libiconv.
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dnl *
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CPPFLAGS="$save_CPPFLAGS $gettext_includes"
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LIBS="$save_LIBS $gettext_libraries -lintl $iconv_libraries -liconv"
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AC_LINK_IFELSE([AC_LANG_SOURCE([
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#include <stdio.h>
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#ifdef ENABLE_NLS
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#undef ENABLE_NLS
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#endif
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#define ENABLE_NLS 1
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#ifdef HAVE_LOCALE_H
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#include <locale.h>
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#endif
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#include <libintl.h>
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int
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main()
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{
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#ifdef HAVE_SETLOCALE
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setlocale(LC_ALL, "");
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#endif
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bindtextdomain("gttest", ".locale");
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textdomain("gttest");
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gettext("foo");
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return 0;
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}
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])],
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try_nls=yes, try_nls=no)
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if test "$try_nls" = yes; then
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INTLINCS="$gettext_includes"
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INTLLIBS="$gettext_libraries -lintl $iconv_libraries -liconv"
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fi
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dnl *
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dnl * Test 2: Try to link libintl.
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dnl *
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if test "$try_nls" = no; then
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CPPFLAGS="$save_CPPFLAGS $gettext_includes"
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LIBS="$save_LIBS $gettext_libraries -lintl"
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AC_LINK_IFELSE([AC_LANG_SOURCE([
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#include <stdio.h>
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#ifdef ENABLE_NLS
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#undef ENABLE_NLS
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#endif
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#define ENABLE_NLS 1
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#ifdef HAVE_LOCALE_H
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#include <locale.h>
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#endif
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#include <libintl.h>
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int
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main()
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{
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#ifdef HAVE_SETLOCALE
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setlocale(LC_ALL, "");
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#endif
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bindtextdomain("gttest", ".locale");
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textdomain("gttest");
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gettext("foo");
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return 0;
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}
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])],
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try_nls=yes, try_nls=no)
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if test "$try_nls" = yes; then
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INTLINCS="$gettext_includes"
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INTLLIBS="$gettext_libraries -lintl"
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fi
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fi
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dnl *
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dnl * Test 3: Try to link libiconv.
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dnl *
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if test "$try_nls" = no; then
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CPPFLAGS="$save_CPPFLAGS"
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LIBS="$save_LIBS $iconv_libraries -liconv"
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AC_LINK_IFELSE([AC_LANG_SOURCE([
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#include <stdio.h>
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#ifdef ENABLE_NLS
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#undef ENABLE_NLS
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#endif
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#define ENABLE_NLS 1
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#ifdef HAVE_LOCALE_H
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#include <locale.h>
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#endif
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#include <libintl.h>
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int
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main()
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{
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#ifdef HAVE_SETLOCALE
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setlocale(LC_ALL, "");
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#endif
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bindtextdomain("gttest", ".locale");
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textdomain("gttest");
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gettext("foo");
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return 0;
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}
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])],
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try_nls=yes, try_nls=no)
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if test "$try_nls" = yes; then
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INTLINCS=
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INTLLIBS="$iconv_libraries -liconv"
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fi
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fi
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dnl *
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dnl * Test 4: Try to link libc only.
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dnl *
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if test "$try_nls" = no; then
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CPPFLAGS="$save_CPPFLAGS"
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LIBS="$save_LIBS"
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AC_LINK_IFELSE([AC_LANG_SOURCE([
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#include <stdio.h>
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#ifdef ENABLE_NLS
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#undef ENABLE_NLS
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#endif
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#define ENABLE_NLS 1
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#ifdef HAVE_LOCALE_H
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#include <locale.h>
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#endif
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#include <libintl.h>
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int
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main()
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{
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#ifdef HAVE_SETLOCALE
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setlocale(LC_ALL, "");
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#endif
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bindtextdomain("gttest", ".locale");
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textdomain("gttest");
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gettext("foo");
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return 0;
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}
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])],
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try_nls=yes, try_nls=no)
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if test "$try_nls" = yes; then
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INTLINCS=
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INTLLIBS=
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fi
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fi
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CPPFLAGS=$save_CPPFLAGS
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LIBS=$save_LIBS
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fi
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if test $ENABLE_NLS = auto; then
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ENABLE_NLS=$try_nls
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fi
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AC_MSG_RESULT($try_nls)
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if test $ENABLE_NLS = yes; then
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if test $try_nls = no; then
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AC_MSG_ERROR(gettext not available)
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fi
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fi
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AC_SUBST(ENABLE_NLS)
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AC_SUBST(INTLINCS)
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AC_SUBST(INTLLIBS)
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localedir='$(datadir)/locale'
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AC_SUBST(localedir)
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if test $ENABLE_NLS = yes; then
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AC_DEFINE(ENABLE_NLS, 1, [Define if NLS is requested])
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fi
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dnl *
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dnl * Check msgfmt and xgettext commands.
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dnl *
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AC_PATH_PROGS(MSGFMT, gmsgfmt msgfmt, :)
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AC_PATH_PROGS(XGETTEXT, gxgettext xgettext, :)
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MSGMERGE=msgmerge
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AC_SUBST(MSGMERGE)
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])
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