1 # Macro to add for using GNU gettext.
2 # Ulrich Drepper <drepper@cygnus.com>, 1995.
4 # This file can be copied and used freely without restrictions. It can
5 # be used in projects which are not available under the GNU Public License
6 # but which still want to provide support for the GNU gettext functionality.
7 # Please note that the actual code is *not* freely available.
12 [AC_MSG_CHECKING([whether NLS is requested])
13 dnl Default is enabled NLS
15 [ --disable-nls do not use Native Language Support],
16 USE_NLS=$enableval, USE_NLS=yes)
17 AC_MSG_RESULT($USE_NLS)
20 USE_INCLUDED_LIBINTL=no
22 dnl If we use NLS figure out what method
23 if test "$USE_NLS" = "yes"; then
25 AC_MSG_CHECKING([whether included gettext is requested])
26 AC_ARG_WITH(included-gettext,
27 [ --with-included-gettext use the GNU gettext library included here],
28 nls_cv_force_use_gnu_gettext=$withval,
29 nls_cv_force_use_gnu_gettext=no)
30 AC_MSG_RESULT($nls_cv_force_use_gnu_gettext)
32 nls_cv_use_gnu_gettext="$nls_cv_force_use_gnu_gettext"
33 if test "$nls_cv_force_use_gnu_gettext" != "yes"; then
34 dnl User does not insist on using GNU NLS library. Figure out what
35 dnl to use. If gettext or catgets are available (in this order) we
36 dnl use this. Else we have to fall back to GNU NLS library.
37 dnl catgets is only used if permitted by option --with-catgets.
42 AC_CHECK_HEADER(libintl.h,
43 [AC_CACHE_CHECK([for gettext in libc], gt_cv_func_gettext_libc,
44 [AC_TRY_LINK([#include <libintl.h>], [return (int) gettext ("")],
45 gt_cv_func_gettext_libc=yes, gt_cv_func_gettext_libc=no)])
47 if test "$gt_cv_func_gettext_libc" != "yes"; then
48 AC_CHECK_LIB(intl, bindtextdomain,
49 [AC_CACHE_CHECK([for gettext in libintl],
50 gt_cv_func_gettext_libintl,
51 [AC_CHECK_LIB(intl, gettext,
52 gt_cv_func_gettext_libintl=yes,
53 gt_cv_func_gettext_libintl=no)],
54 gt_cv_func_gettext_libintl=no)])
56 if test "$gt_cv_func_gettext_libintl" = yes; then
62 if test "$gt_cv_func_gettext_libc" = "yes" \
63 || test "$gt_cv_func_gettext_libintl" = "yes"; then
64 AC_DEFINE(HAVE_GETTEXT)
65 AM_PATH_PROG_WITH_TEST(MSGFMT, msgfmt,
66 [test -z "`$ac_dir/$ac_word -h 2>&1 | grep 'dv '`"], no)dnl
67 if test "$MSGFMT" != "no"; then
68 AC_CHECK_FUNCS(dcgettext)
69 AC_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT)
70 AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext,
71 [test -z "`$ac_dir/$ac_word -h 2>&1 | grep '(HELP)'`"], :)
72 AC_TRY_LINK(, [extern int _nl_msg_cat_cntr;
73 return _nl_msg_cat_cntr],
83 if test "$CATOBJEXT" = "NONE"; then
84 AC_MSG_CHECKING([whether catgets can be used])
86 [ --with-catgets use catgets functions if available],
87 nls_cv_use_catgets=$withval, nls_cv_use_catgets=no)
88 AC_MSG_RESULT($nls_cv_use_catgets)
90 if test "$nls_cv_use_catgets" = "yes"; then
91 dnl No gettext in C library. Try catgets next.
93 AC_CHECK_FUNC(catgets,
94 [AC_DEFINE(HAVE_CATGETS)
95 INTLOBJS="\$(CATOBJS)"
96 AC_PATH_PROG(GENCAT, gencat, no)dnl
97 if test "$GENCAT" != "no"; then
98 AC_PATH_PROG(GMSGFMT, gmsgfmt, no)
99 if test "$GMSGFMT" = "no"; then
100 AM_PATH_PROG_WITH_TEST(GMSGFMT, msgfmt,
101 [test -z "`$ac_dir/$ac_word -h 2>&1 | grep 'dv '`"], no)
103 AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext,
104 [test -z "`$ac_dir/$ac_word -h 2>&1 | grep '(HELP)'`"], :)
105 USE_INCLUDED_LIBINTL=yes
109 INTLDEPS='$(top_builddir)/intl/libintl.a'
111 LIBS=`echo $LIBS | sed -e 's/-lintl//'`
112 nls_cv_header_intl=intl/libintl.h
113 nls_cv_header_libgt=intl/libgettext.h
118 if test "$CATOBJEXT" = "NONE"; then
119 dnl Neither gettext nor catgets in included in the C library.
120 dnl Fall back on GNU gettext library.
121 nls_cv_use_gnu_gettext=yes
125 if test "$nls_cv_use_gnu_gettext" = "yes"; then
126 dnl Mark actions used to generate GNU NLS library.
127 INTLOBJS="\$(GETTOBJS)"
128 AM_PATH_PROG_WITH_TEST(MSGFMT, msgfmt,
129 [test -z "`$ac_dir/$ac_word -h 2>&1 | grep 'dv '`"], msgfmt)
130 AC_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT)
131 AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext,
132 [test -z "`$ac_dir/$ac_word -h 2>&1 | grep '(HELP)'`"], :)
134 USE_INCLUDED_LIBINTL=yes
138 INTLDEPS='$(top_builddir)/intl/libintl.a'
140 LIBS=`echo $LIBS | sed -e 's/-lintl//'`
141 nls_cv_header_intl=intl/libintl.h
142 nls_cv_header_libgt=intl/libgettext.h
145 dnl Test whether we really found GNU xgettext.
146 if test "$XGETTEXT" != ":"; then
147 dnl If it is no GNU xgettext we define it as : so that the
148 dnl Makefiles still can work.
149 if $XGETTEXT --omit-header /dev/null 2> /dev/null; then
153 [found xgettext program is not GNU xgettext; ignore it])
158 # We need to process the po/ directory.
162 nls_cv_header_intl=intl/libintl.h
163 nls_cv_header_libgt=intl/libgettext.h
165 AC_LINK_FILES($nls_cv_header_libgt, $nls_cv_header_intl)
167 [case "$CONFIG_FILES" in *po/Makefile.in*)
168 sed -e "/POTFILES =/r po/POTFILES" po/Makefile.in > po/Makefile
172 # If this is used in GNU gettext we have to set USE_NLS to `yes'
173 # because some of the sources are only built for this goal.
174 if test "$PACKAGE" = gettext; then
176 USE_INCLUDED_LIBINTL=yes
179 dnl These rules are solely for the distribution goal. While doing this
180 dnl we only have to keep exactly one list of the available catalogs
182 for lang in $ALL_LINGUAS; do
183 GMOFILES="$GMOFILES $lang.gmo"
184 POFILES="$POFILES $lang.po"
187 dnl Make all variables we use known to autoconf.
188 AC_SUBST(USE_INCLUDED_LIBINTL)
191 AC_SUBST(DATADIRNAME)
201 AC_DEFUN(AM_GNU_GETTEXT,
202 [AC_REQUIRE([AC_PROG_MAKE_SET])dnl
203 AC_REQUIRE([AC_PROG_CC])dnl
204 AC_REQUIRE([AC_PROG_RANLIB])dnl
205 AC_REQUIRE([AC_ISC_POSIX])dnl
206 AC_REQUIRE([AC_HEADER_STDC])dnl
207 AC_REQUIRE([AC_C_CONST])dnl
208 AC_REQUIRE([AC_C_INLINE])dnl
209 AC_REQUIRE([AC_TYPE_OFF_T])dnl
210 AC_REQUIRE([AC_TYPE_SIZE_T])dnl
211 AC_REQUIRE([AC_FUNC_ALLOCA])dnl
212 AC_REQUIRE([AC_FUNC_MMAP])dnl
214 AC_CHECK_HEADERS([argz.h limits.h locale.h nl_types.h malloc.h string.h \
215 unistd.h sys/param.h])
216 AC_CHECK_FUNCS([getcwd munmap putenv setenv setlocale strchr strcasecmp \
217 strdup __argz_count __argz_stringify __argz_next])
219 if test "${ac_cv_func_stpcpy+set}" != "set"; then
220 AC_CHECK_FUNCS(stpcpy)
222 if test "${ac_cv_func_stpcpy}" = "yes"; then
223 AC_DEFINE(HAVE_STPCPY)
229 if test "x$CATOBJEXT" != "x"; then
230 if test "x$ALL_LINGUAS" = "x"; then
233 AC_MSG_CHECKING(for catalogs to be installed)
235 for lang in ${LINGUAS=$ALL_LINGUAS}; do
236 case "$ALL_LINGUAS" in
237 *$lang*) NEW_LINGUAS="$NEW_LINGUAS $lang" ;;
241 AC_MSG_RESULT($LINGUAS)
244 dnl Construct list of names of catalog files to be constructed.
245 if test -n "$LINGUAS"; then
246 for lang in $LINGUAS; do CATALOGS="$CATALOGS $lang$CATOBJEXT"; done
250 dnl The reference to <locale.h> in the installed <libintl.h> file
251 dnl must be resolved because we cannot expect the users of this
252 dnl to define HAVE_LOCALE_H.
253 if test $ac_cv_header_locale_h = yes; then
254 INCLUDE_LOCALE_H="#include <locale.h>"
257 /* The system does not provide the header <locale.h>. Take care yourself. */"
259 AC_SUBST(INCLUDE_LOCALE_H)
261 dnl Determine which catalog format we have (if any is needed)
262 dnl For now we know about two different formats:
263 dnl Linux libc-5 and the normal X/Open format
264 test -d intl || mkdir intl
265 if test "$CATOBJEXT" = ".cat"; then
266 AC_CHECK_HEADER(linux/version.h, msgformat=linux, msgformat=xopen)
268 dnl Transform the SED scripts while copying because some dumb SEDs
269 dnl cannot handle comments.
270 sed -e '/^#/d' $srcdir/intl/$msgformat-msg.sed > intl/po2msg.sed
272 dnl po2tbl.sed is always needed.
273 sed -e '/^#.*[^\\]$/d' -e '/^#$/d' \
274 $srcdir/intl/po2tbl.sed.in > intl/po2tbl.sed
276 dnl In the intl/Makefile.in we have a special dependency which makes
277 dnl only sense for gettext. We comment this out for non-gettext
279 if test "$PACKAGE" = "gettext"; then
289 dnl If the AC_CONFIG_AUX_DIR macro for autoconf is used we possibly
290 dnl find the mkinstalldirs script in another subdir but ($top_srcdir).
291 dnl Try to locate is.
293 if test -n "$ac_aux_dir"; then
294 MKINSTALLDIRS="$ac_aux_dir/mkinstalldirs"
296 if test -z "$MKINSTALLDIRS"; then
297 MKINSTALLDIRS="\$(top_srcdir)/mkinstalldirs"
299 AC_SUBST(MKINSTALLDIRS)
301 dnl *** For now the libtool support in intl/Makefile is not for real.
305 dnl Generate list of files to be processed by xgettext which will
306 dnl be included in po/Makefile.
307 test -d po || mkdir po
308 if test "x$srcdir" != "x."; then
309 if test "x`echo $srcdir | sed 's@/.*@@'`" = "x"; then
310 posrcprefix="$srcdir/"
312 posrcprefix="../$srcdir/"
318 sed -e "/^#/d" -e "/^\$/d" -e "s,.*, $posrcprefix& \\\\," -e "\$s/\(.*\) \\\\/\1/" \
319 < $srcdir/po/POTFILES.in > po/POTFILES