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a1ebb7048f
2002-01-16 Sven Neumann <sven@gimp.org>
* acinclude.m4
* m4macros/glib-gettext.m4: removed the --disable-nls option. You
can't disable Native Language Support since we rely on it.
* configure.in: nicer --help output.
273 lines
8.2 KiB
Plaintext
273 lines
8.2 KiB
Plaintext
# Macro to add for using GNU gettext.
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# Ulrich Drepper <drepper@cygnus.com>, 1995.
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#
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# Modified to never use included libintl.
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# Owen Taylor <otaylor@redhat.com>, 12/15/1998
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#
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#
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# This file can be copied and used freely without restrictions. It can
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# be used in projects which are not available under the GNU Public License
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# but which still want to provide support for the GNU gettext functionality.
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# Please note that the actual code is *not* freely available.
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#
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#
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# If you make changes to this file, you MUST update the copy in
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# acinclude.m4. [ aclocal dies on duplicate macros, so if
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# we run 'aclocal -I macros/' then we'll run into problems
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# once we've installed glib-gettext.m4 :-( ]
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#
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# serial 5
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AC_DEFUN(AM_GLIB_WITH_NLS,
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dnl NLS is obligatory
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[USE_NLS=yes
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AC_SUBST(USE_NLS)
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dnl Figure out what method
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nls_cv_force_use_gnu_gettext="no"
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nls_cv_use_gnu_gettext="$nls_cv_force_use_gnu_gettext"
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if test "$nls_cv_force_use_gnu_gettext" != "yes"; then
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dnl User does not insist on using GNU NLS library. Figure out what
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dnl to use. If gettext or catgets are available (in this order) we
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dnl use this. Else we have to fall back to GNU NLS library.
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dnl catgets is only used if permitted by option --with-catgets.
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nls_cv_header_intl=
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nls_cv_header_libgt=
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CATOBJEXT=NONE
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AC_CHECK_HEADER(libintl.h,
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[AC_CACHE_CHECK([for dgettext in libc], gt_cv_func_dgettext_libc,
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[AC_TRY_LINK([#include <libintl.h>], [return (int) dgettext ("","")],
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gt_cv_func_dgettext_libc=yes, gt_cv_func_dgettext_libc=no)])
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if test "$gt_cv_func_dgettext_libc" != "yes"; then
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AC_CHECK_LIB(intl, bindtextdomain,
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[AC_CACHE_CHECK([for dgettext in libintl],
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gt_cv_func_dgettext_libintl,
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[AC_CHECK_LIB(intl, dgettext,
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gt_cv_func_dgettext_libintl=yes,
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gt_cv_func_dgettext_libintl=no)],
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gt_cv_func_dgettext_libintl=no)])
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fi
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if test "$gt_cv_func_dgettext_libintl" = "yes"; then
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LIBS="$LIBS -lintl";
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fi
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if test "$gt_cv_func_dgettext_libc" = "yes" \
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|| test "$gt_cv_func_dgettext_libintl" = "yes"; then
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AC_DEFINE(HAVE_GETTEXT)
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AM_PATH_PROG_WITH_TEST(MSGFMT, msgfmt,
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[test -z "`$ac_dir/$ac_word -h 2>&1 | grep 'dv '`"], no)dnl
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if test "$MSGFMT" != "no"; then
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AC_CHECK_FUNCS(dcgettext)
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AC_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT)
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AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext,
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[test -z "`$ac_dir/$ac_word -h 2>&1 | grep '(HELP)'`"], :)
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AC_TRY_LINK(, [extern int _nl_msg_cat_cntr;
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return _nl_msg_cat_cntr],
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[CATOBJEXT=.gmo
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DATADIRNAME=share],
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[CATOBJEXT=.mo
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DATADIRNAME=lib])
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INSTOBJEXT=.mo
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fi
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fi
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# Added by Martin Baulig 12/15/98 for libc5 systems
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if test "$gt_cv_func_dgettext_libc" != "yes" \
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&& test "$gt_cv_func_dgettext_libintl" = "yes"; then
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INTLLIBS=-lintl
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LIBS=`echo $LIBS | sed -e 's/-lintl//'`
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fi
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])
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if test "$CATOBJEXT" = "NONE"; then
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dnl Neither gettext nor catgets in included in the C library.
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dnl Fall back on GNU gettext library.
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nls_cv_use_gnu_gettext=yes
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fi
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fi
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if test "$nls_cv_use_gnu_gettext" != "yes"; then
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AC_DEFINE(ENABLE_NLS)
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else
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dnl Unset this variable since we use the non-zero value as a flag.
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CATOBJEXT=
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fi
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dnl Test whether we really found GNU xgettext.
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if test "$XGETTEXT" != ":"; then
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dnl If it is no GNU xgettext we define it as : so that the
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dnl Makefiles still can work.
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if $XGETTEXT --omit-header /dev/null 2> /dev/null; then
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: ;
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else
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AC_MSG_RESULT(
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[found xgettext program is not GNU xgettext; ignore it])
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XGETTEXT=":"
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fi
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fi
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# We need to process the po/ directory.
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POSUB=po
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AC_OUTPUT_COMMANDS(
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[case "$CONFIG_FILES" in *po/Makefile.in*)
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sed -e "/POTFILES =/r po/POTFILES" po/Makefile.in > po/Makefile
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esac])
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dnl These rules are solely for the distribution goal. While doing this
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dnl we only have to keep exactly one list of the available catalogs
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dnl in configure.in.
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for lang in $ALL_LINGUAS; do
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GMOFILES="$GMOFILES $lang.gmo"
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POFILES="$POFILES $lang.po"
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done
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dnl Make all variables we use known to autoconf.
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AC_SUBST(CATALOGS)
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AC_SUBST(CATOBJEXT)
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AC_SUBST(DATADIRNAME)
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AC_SUBST(GMOFILES)
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AC_SUBST(INSTOBJEXT)
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AC_SUBST(INTLDEPS)
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AC_SUBST(INTLLIBS)
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AC_SUBST(INTLOBJS)
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AC_SUBST(POFILES)
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AC_SUBST(POSUB)
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])
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AC_DEFUN(AM_GLIB_GNU_GETTEXT,
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[AC_REQUIRE([AC_PROG_MAKE_SET])dnl
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AC_REQUIRE([AC_PROG_CC])dnl
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AC_REQUIRE([AC_PROG_RANLIB])dnl
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AC_REQUIRE([AC_HEADER_STDC])dnl
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AC_REQUIRE([AC_C_CONST])dnl
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AC_REQUIRE([AC_C_INLINE])dnl
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AC_REQUIRE([AC_TYPE_OFF_T])dnl
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AC_REQUIRE([AC_TYPE_SIZE_T])dnl
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AC_REQUIRE([AC_FUNC_ALLOCA])dnl
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AC_REQUIRE([AC_FUNC_MMAP])dnl
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AC_CHECK_HEADERS([argz.h limits.h locale.h nl_types.h malloc.h string.h \
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unistd.h sys/param.h])
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AC_CHECK_FUNCS([getcwd munmap putenv setenv setlocale strchr strcasecmp \
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strdup __argz_count __argz_stringify __argz_next])
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AM_LC_MESSAGES
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AM_GLIB_WITH_NLS
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if test "x$CATOBJEXT" != "x"; then
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if test "x$ALL_LINGUAS" = "x"; then
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LINGUAS=
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else
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AC_MSG_CHECKING(for catalogs to be installed)
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NEW_LINGUAS=
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for lang in ${LINGUAS=$ALL_LINGUAS}; do
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case "$ALL_LINGUAS" in
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*$lang*) NEW_LINGUAS="$NEW_LINGUAS $lang" ;;
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esac
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done
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LINGUAS=$NEW_LINGUAS
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AC_MSG_RESULT($LINGUAS)
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fi
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dnl Construct list of names of catalog files to be constructed.
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if test -n "$LINGUAS"; then
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for lang in $LINGUAS; do CATALOGS="$CATALOGS $lang$CATOBJEXT"; done
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fi
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fi
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dnl Determine which catalog format we have (if any is needed)
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dnl For now we know about two different formats:
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dnl Linux libc-5 and the normal X/Open format
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test -d po || mkdir po
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if test "$CATOBJEXT" = ".cat"; then
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AC_CHECK_HEADER(linux/version.h, msgformat=linux, msgformat=xopen)
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dnl Transform the SED scripts while copying because some dumb SEDs
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dnl cannot handle comments.
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sed -e '/^#/d' $srcdir/po/$msgformat-msg.sed > po/po2msg.sed
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fi
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dnl po2tbl.sed is always needed.
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sed -e '/^#.*[^\\]$/d' -e '/^#$/d' \
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$srcdir/po/po2tbl.sed.in > po/po2tbl.sed
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dnl If the AC_CONFIG_AUX_DIR macro for autoconf is used we possibly
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dnl find the mkinstalldirs script in another subdir but ($top_srcdir).
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dnl Try to locate is.
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MKINSTALLDIRS=
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if test -n "$ac_aux_dir"; then
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MKINSTALLDIRS="$ac_aux_dir/mkinstalldirs"
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fi
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if test -z "$MKINSTALLDIRS"; then
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MKINSTALLDIRS="\$(top_srcdir)/mkinstalldirs"
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fi
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AC_SUBST(MKINSTALLDIRS)
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dnl Generate list of files to be processed by xgettext which will
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dnl be included in po/Makefile.
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test -d po || mkdir po
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if test "x$srcdir" != "x."; then
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if test "x`echo $srcdir | sed 's@/.*@@'`" = "x"; then
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posrcprefix="$srcdir/"
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else
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posrcprefix="../$srcdir/"
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fi
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else
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posrcprefix="../"
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fi
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rm -f po/POTFILES
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sed -e "/^#/d" -e "/^\$/d" -e "s,.*, $posrcprefix& \\\\," -e "\$s/\(.*\) \\\\/\1/" \
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< $srcdir/po/POTFILES.in > po/POTFILES
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])
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dnl @synopsis AC_FUNC_VSNPRINTF_C99
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dnl
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dnl Check whether there is a vsnprintf() function with C99 semantics installed.
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dnl
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AC_DEFUN([AC_FUNC_VSNPRINTF_C99],
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[AC_CACHE_CHECK(for C99 vsnprintf,
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ac_cv_func_vsnprintf_c99,
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[AC_TRY_RUN(
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[#include <stdio.h>
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#include <stdarg.h>
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int
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doit(char * s, ...)
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{
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char buffer[32];
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va_list args;
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int r;
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va_start(args, s);
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r = vsnprintf(buffer, 5, s, args);
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va_end(args);
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if (r != 7)
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exit(1);
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exit(0);
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}
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int
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main(void)
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{
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doit("1234567");
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exit(1);
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}], ac_cv_func_vsnprintf_c99=yes, ac_cv_func_vsnprintf_c99=no, ac_cv_func_vsnprintf_c99=no)])
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dnl Note that the default is to be pessimistic in the case of cross compilation.
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dnl If you know that the target has a C99 vsnprintf(), you can get around this
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dnl by setting ac_func_vsnprintf_c99 to yes, as described in the Autoconf manual.
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if test $ac_cv_func_vsnprintf_c99 = yes; then
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AC_DEFINE(HAVE_C99_VSNPRINTF, 1,
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[Define if you have a version of the vsnprintf function
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with semantics as specified by the ISO C99 standard.])
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fi
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])# AC_FUNC_VSNPRINTF_C99
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