1 # Copyright (C) 1995-2002 Free Software Foundation, Inc.
2 # Copyright (C) 2001-2003,2004 Red Hat, Inc.
3 #
4 # This file is free software, distributed under the terms of the GNU
5 # General Public License. As a special exception to the GNU General
6 # Public License, this file may be distributed as part of a program
7 # that contains a configuration script generated by Autoconf, under
8 # the same distribution terms as the rest of that program.
9 #
10 # This file can be copied and used freely without restrictions. It can
11 # be used in projects which are not available under the GNU Public License
12 # but which still want to provide support for the GNU gettext functionality.
13 #
14 # Macro to add for using GNU gettext.
15 # Ulrich Drepper <drepper@cygnus.com>, 1995, 1996
16 #
17 # Modified to never use included libintl.
18 # Owen Taylor <otaylor@redhat.com>, 12/15/1998
19 #
20 # Major rework to remove unused code
21 # Owen Taylor <otaylor@redhat.com>, 12/11/2002
22 #
23 # Added better handling of ALL_LINGUAS from GNU gettext version
24 # written by Bruno Haible, Owen Taylor <otaylor.redhat.com> 5/30/3002
25 #
26 # Modified to require ngettext
27 # Matthias Clasen <mclasen@redhat.com> 08/06/2004
28 #
29 # We need this here as well, since someone might use autoconf-2.5x
30 # to configure GLib then an older version to configure a package
31 # using AM_GLIB_GNU_GETTEXT
32 AC_PREREQ(2.53)
34 dnl
35 dnl We go to great lengths to make sure that aclocal won't
36 dnl try to pull in the installed version of these macros
37 dnl when running aclocal in the glib directory.
38 dnl
39 m4_copy([AC_DEFUN],[glib_DEFUN])
40 m4_copy([AC_REQUIRE],[glib_REQUIRE])
41 dnl
42 dnl At the end, if we're not within glib, we'll define the public
43 dnl definitions in terms of our private definitions.
44 dnl
46 # GLIB_LC_MESSAGES
47 #--------------------
48 glib_DEFUN([GLIB_LC_MESSAGES],
49 [AC_CHECK_HEADERS([locale.h])
50 if test $ac_cv_header_locale_h = yes; then
51 AC_CACHE_CHECK([for LC_MESSAGES], am_cv_val_LC_MESSAGES,
52 [AC_TRY_LINK([#include <locale.h>], [return LC_MESSAGES],
53 am_cv_val_LC_MESSAGES=yes, am_cv_val_LC_MESSAGES=no)])
54 if test $am_cv_val_LC_MESSAGES = yes; then
55 AC_DEFINE(HAVE_LC_MESSAGES, 1,
56 [Define if your <locale.h> file defines LC_MESSAGES.])
57 fi
58 fi])
60 # GLIB_PATH_PROG_WITH_TEST
61 #----------------------------
62 dnl GLIB_PATH_PROG_WITH_TEST(VARIABLE, PROG-TO-CHECK-FOR,
63 dnl TEST-PERFORMED-ON-FOUND_PROGRAM [, VALUE-IF-NOT-FOUND [, PATH]])
64 glib_DEFUN([GLIB_PATH_PROG_WITH_TEST],
65 [# Extract the first word of "$2", so it can be a program name with args.
66 set dummy $2; ac_word=[$]2
67 AC_MSG_CHECKING([for $ac_word])
68 AC_CACHE_VAL(ac_cv_path_$1,
69 [case "[$]$1" in
70 /*)
71 ac_cv_path_$1="[$]$1" # Let the user override the test with a path.
72 ;;
73 *)
74 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
75 for ac_dir in ifelse([$5], , $PATH, [$5]); do
76 test -z "$ac_dir" && ac_dir=.
77 if test -f $ac_dir/$ac_word; then
78 if [$3]; then
79 ac_cv_path_$1="$ac_dir/$ac_word"
80 break
81 fi
82 fi
83 done
84 IFS="$ac_save_ifs"
85 dnl If no 4th arg is given, leave the cache variable unset,
86 dnl so AC_PATH_PROGS will keep looking.
87 ifelse([$4], , , [ test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$4"
88 ])dnl
89 ;;
90 esac])dnl
91 $1="$ac_cv_path_$1"
92 if test ifelse([$4], , [-n "[$]$1"], ["[$]$1" != "$4"]); then
93 AC_MSG_RESULT([$]$1)
94 else
95 AC_MSG_RESULT(no)
96 fi
97 AC_SUBST($1)dnl
98 ])
100 # GLIB_WITH_NLS
101 #-----------------
102 glib_DEFUN([GLIB_WITH_NLS],
103 dnl NLS is obligatory
104 [USE_NLS=yes
105 AC_SUBST(USE_NLS)
107 gt_cv_have_gettext=no
109 CATOBJEXT=NONE
110 XGETTEXT=:
111 INTLLIBS=
113 AC_CHECK_HEADER(libintl.h,
114 [gt_cv_func_dgettext_libintl="no"
115 libintl_extra_libs=""
117 #
118 # First check in libc
119 #
120 AC_CACHE_CHECK([for ngettext in libc], gt_cv_func_ngettext_libc,
121 [AC_TRY_LINK([
122 #include <libintl.h>
123 ],
124 [return !ngettext ("","", 1)],
125 gt_cv_func_ngettext_libc=yes,
126 gt_cv_func_ngettext_libc=no)
127 ])
129 if test "$gt_cv_func_ngettext_libc" = "yes" ; then
130 AC_CACHE_CHECK([for dgettext in libc], gt_cv_func_dgettext_libc,
131 [AC_TRY_LINK([
132 #include <libintl.h>
133 ],
134 [return !dgettext ("","")],
135 gt_cv_func_dgettext_libc=yes,
136 gt_cv_func_dgettext_libc=no)
137 ])
138 fi
140 if test "$gt_cv_func_ngettext_libc" = "yes" ; then
141 AC_CHECK_FUNCS(bind_textdomain_codeset)
142 fi
144 #
145 # If we don't have everything we want, check in libintl
146 #
147 if test "$gt_cv_func_dgettext_libc" != "yes" \
148 || test "$gt_cv_func_ngettext_libc" != "yes" \
149 || test "$ac_cv_func_bind_textdomain_codeset" != "yes" ; then
151 AC_CHECK_LIB(intl, bindtextdomain,
152 [AC_CHECK_LIB(intl, ngettext,
153 [AC_CHECK_LIB(intl, dgettext,
154 gt_cv_func_dgettext_libintl=yes)])])
156 if test "$gt_cv_func_dgettext_libintl" != "yes" ; then
157 AC_MSG_CHECKING([if -liconv is needed to use gettext])
158 AC_MSG_RESULT([])
159 AC_CHECK_LIB(intl, ngettext,
160 [AC_CHECK_LIB(intl, dcgettext,
161 [gt_cv_func_dgettext_libintl=yes
162 libintl_extra_libs=-liconv],
163 :,-liconv)],
164 :,-liconv)
165 fi
167 #
168 # If we found libintl, then check in it for bind_textdomain_codeset();
169 # we'll prefer libc if neither have bind_textdomain_codeset(),
170 # and both have dgettext and ngettext
171 #
172 if test "$gt_cv_func_dgettext_libintl" = "yes" ; then
173 glib_save_LIBS="$LIBS"
174 LIBS="$LIBS -lintl $libintl_extra_libs"
175 unset ac_cv_func_bind_textdomain_codeset
176 AC_CHECK_FUNCS(bind_textdomain_codeset)
177 LIBS="$glib_save_LIBS"
179 if test "$ac_cv_func_bind_textdomain_codeset" = "yes" ; then
180 gt_cv_func_dgettext_libc=no
181 else
182 if test "$gt_cv_func_dgettext_libc" = "yes" \
183 && test "$gt_cv_func_ngettext_libc" = "yes"; then
184 gt_cv_func_dgettext_libintl=no
185 fi
186 fi
187 fi
188 fi
190 if test "$gt_cv_func_dgettext_libc" = "yes" \
191 || test "$gt_cv_func_dgettext_libintl" = "yes"; then
192 gt_cv_have_gettext=yes
193 fi
195 if test "$gt_cv_func_dgettext_libintl" = "yes"; then
196 INTLLIBS="-lintl $libintl_extra_libs"
197 fi
199 if test "$gt_cv_have_gettext" = "yes"; then
200 AC_DEFINE(HAVE_GETTEXT,1,
201 [Define if the GNU gettext() function is already present or preinstalled.])
202 GLIB_PATH_PROG_WITH_TEST(MSGFMT, msgfmt,
203 [test -z "`$ac_dir/$ac_word -h 2>&1 | grep 'dv '`"], no)dnl
204 if test "$MSGFMT" != "no"; then
205 glib_save_LIBS="$LIBS"
206 LIBS="$LIBS $INTLLIBS"
207 AC_CHECK_FUNCS(dcgettext)
208 MSGFMT_OPTS=
209 AC_MSG_CHECKING([if msgfmt accepts -c])
210 GLIB_RUN_PROG([$MSGFMT -c -o /dev/null],[
211 msgid ""
212 msgstr ""
213 "Content-Type: text/plain; charset=UTF-8\n"
214 "Project-Id-Version: test 1.0\n"
215 "PO-Revision-Date: 2007-02-15 12:01+0100\n"
216 "Last-Translator: test <foo@bar.xx>\n"
217 "Language-Team: C <LL@li.org>\n"
218 "MIME-Version: 1.0\n"
219 "Content-Transfer-Encoding: 8bit\n"
220 ], [MSGFMT_OPTS=-c; AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])])
221 AC_SUBST(MSGFMT_OPTS)
222 AC_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT)
223 GLIB_PATH_PROG_WITH_TEST(XGETTEXT, xgettext,
224 [test -z "`$ac_dir/$ac_word -h 2>&1 | grep '(HELP)'`"], :)
225 AC_TRY_LINK(, [extern int _nl_msg_cat_cntr;
226 return _nl_msg_cat_cntr],
227 [CATOBJEXT=.gmo
228 DATADIRNAME=share],
229 [case $host in
230 *-*-solaris*)
231 dnl On Solaris, if bind_textdomain_codeset is in libc,
232 dnl GNU format message catalog is always supported,
233 dnl since both are added to the libc all together.
234 dnl Hence, we'd like to go with DATADIRNAME=share and
235 dnl and CATOBJEXT=.gmo in this case.
236 AC_CHECK_FUNC(bind_textdomain_codeset,
237 [CATOBJEXT=.gmo
238 DATADIRNAME=share],
239 [CATOBJEXT=.mo
240 DATADIRNAME=lib])
241 ;;
242 *)
243 CATOBJEXT=.mo
244 DATADIRNAME=lib
245 ;;
246 esac])
247 LIBS="$glib_save_LIBS"
248 INSTOBJEXT=.mo
249 else
250 gt_cv_have_gettext=no
251 fi
252 fi
253 ])
255 if test "$gt_cv_have_gettext" = "yes" ; then
256 AC_DEFINE(ENABLE_NLS, 1,
257 [always defined to indicate that i18n is enabled])
258 fi
260 dnl Test whether we really found GNU xgettext.
261 if test "$XGETTEXT" != ":"; then
262 dnl If it is not GNU xgettext we define it as : so that the
263 dnl Makefiles still can work.
264 if $XGETTEXT --omit-header /dev/null 2> /dev/null; then
265 : ;
266 else
267 AC_MSG_RESULT(
268 [found xgettext program is not GNU xgettext; ignore it])
269 XGETTEXT=":"
270 fi
271 fi
273 # We need to process the po/ directory.
274 POSUB=po
276 AC_OUTPUT_COMMANDS(
277 [case "$CONFIG_FILES" in *po/Makefile.in*)
278 sed -e "/POTFILES =/r po/POTFILES" po/Makefile.in > po/Makefile
279 esac])
281 dnl These rules are solely for the distribution goal. While doing this
282 dnl we only have to keep exactly one list of the available catalogs
283 dnl in configure.in.
284 for lang in $ALL_LINGUAS; do
285 GMOFILES="$GMOFILES $lang.gmo"
286 POFILES="$POFILES $lang.po"
287 done
289 dnl Make all variables we use known to autoconf.
290 AC_SUBST(CATALOGS)
291 AC_SUBST(CATOBJEXT)
292 AC_SUBST(DATADIRNAME)
293 AC_SUBST(GMOFILES)
294 AC_SUBST(INSTOBJEXT)
295 AC_SUBST(INTLLIBS)
296 AC_SUBST(PO_IN_DATADIR_TRUE)
297 AC_SUBST(PO_IN_DATADIR_FALSE)
298 AC_SUBST(POFILES)
299 AC_SUBST(POSUB)
300 ])
302 # AM_GLIB_GNU_GETTEXT
303 # -------------------
304 # Do checks necessary for use of gettext. If a suitable implementation
305 # of gettext is found in either in libintl or in the C library,
306 # it will set INTLLIBS to the libraries needed for use of gettext
307 # and AC_DEFINE() HAVE_GETTEXT and ENABLE_NLS. (The shell variable
308 # gt_cv_have_gettext will be set to "yes".) It will also call AC_SUBST()
309 # on various variables needed by the Makefile.in.in installed by
310 # glib-gettextize.
311 dnl
312 glib_DEFUN([GLIB_GNU_GETTEXT],
313 [AC_REQUIRE([AC_PROG_CC])dnl
314 AC_REQUIRE([AC_HEADER_STDC])dnl
316 GLIB_LC_MESSAGES
317 GLIB_WITH_NLS
319 if test "$gt_cv_have_gettext" = "yes"; then
320 if test "x$ALL_LINGUAS" = "x"; then
321 LINGUAS=
322 else
323 AC_MSG_CHECKING(for catalogs to be installed)
324 NEW_LINGUAS=
325 for presentlang in $ALL_LINGUAS; do
326 useit=no
327 if test "%UNSET%" != "${LINGUAS-%UNSET%}"; then
328 desiredlanguages="$LINGUAS"
329 else
330 desiredlanguages="$ALL_LINGUAS"
331 fi
332 for desiredlang in $desiredlanguages; do
333 # Use the presentlang catalog if desiredlang is
334 # a. equal to presentlang, or
335 # b. a variant of presentlang (because in this case,
336 # presentlang can be used as a fallback for messages
337 # which are not translated in the desiredlang catalog).
338 case "$desiredlang" in
339 "$presentlang"*) useit=yes;;
340 esac
341 done
342 if test $useit = yes; then
343 NEW_LINGUAS="$NEW_LINGUAS $presentlang"
344 fi
345 done
346 LINGUAS=$NEW_LINGUAS
347 AC_MSG_RESULT($LINGUAS)
348 fi
350 dnl Construct list of names of catalog files to be constructed.
351 if test -n "$LINGUAS"; then
352 for lang in $LINGUAS; do CATALOGS="$CATALOGS $lang$CATOBJEXT"; done
353 fi
354 fi
356 dnl If the AC_CONFIG_AUX_DIR macro for autoconf is used we possibly
357 dnl find the mkinstalldirs script in another subdir but ($top_srcdir).
358 dnl Try to locate is.
359 MKINSTALLDIRS=
360 if test -n "$ac_aux_dir"; then
361 MKINSTALLDIRS="$ac_aux_dir/mkinstalldirs"
362 fi
363 if test -z "$MKINSTALLDIRS"; then
364 MKINSTALLDIRS="\$(top_srcdir)/mkinstalldirs"
365 fi
366 AC_SUBST(MKINSTALLDIRS)
368 dnl Generate list of files to be processed by xgettext which will
369 dnl be included in po/Makefile.
370 test -d po || mkdir po
371 if test "x$srcdir" != "x."; then
372 if test "x`echo $srcdir | sed 's@/.*@@'`" = "x"; then
373 posrcprefix="$srcdir/"
374 else
375 posrcprefix="../$srcdir/"
376 fi
377 else
378 posrcprefix="../"
379 fi
380 rm -f po/POTFILES
381 sed -e "/^#/d" -e "/^\$/d" -e "s,.*, $posrcprefix& \\\\," -e "\$s/\(.*\) \\\\/\1/" \
382 < $srcdir/po/POTFILES.in > po/POTFILES
383 ])
385 # AM_GLIB_DEFINE_LOCALEDIR(VARIABLE)
386 # -------------------------------
387 # Define VARIABLE to the location where catalog files will
388 # be installed by po/Makefile.
389 glib_DEFUN([GLIB_DEFINE_LOCALEDIR],
390 [glib_REQUIRE([GLIB_GNU_GETTEXT])dnl
391 glib_save_prefix="$prefix"
392 glib_save_exec_prefix="$exec_prefix"
393 glib_save_datarootdir="$datarootdir"
394 test "x$prefix" = xNONE && prefix=$ac_default_prefix
395 test "x$exec_prefix" = xNONE && exec_prefix=$prefix
396 datarootdir=`eval echo "${datarootdir}"`
397 if test "x$CATOBJEXT" = "x.mo" ; then
398 localedir=`eval echo "${libdir}/locale"`
399 else
400 localedir=`eval echo "${datadir}/locale"`
401 fi
402 prefix="$glib_save_prefix"
403 exec_prefix="$glib_save_exec_prefix"
404 datarootdir="$glib_save_datarootdir"
405 AC_DEFINE_UNQUOTED($1, "$localedir",
406 [Define the location where the catalogs will be installed])
407 ])
409 dnl
410 dnl Now the definitions that aclocal will find
411 dnl
412 ifdef(glib_configure_in,[],[
413 AC_DEFUN([AM_GLIB_GNU_GETTEXT],[GLIB_GNU_GETTEXT($@)])
414 AC_DEFUN([AM_GLIB_DEFINE_LOCALEDIR],[GLIB_DEFINE_LOCALEDIR($@)])
415 ])dnl
417 # GLIB_RUN_PROG(PROGRAM, TEST-FILE, [ACTION-IF-PASS], [ACTION-IF-FAIL])
418 #
419 # Create a temporary file with TEST-FILE as its contents and pass the
420 # file name to PROGRAM. Perform ACTION-IF-PASS if PROGRAM exits with
421 # 0 and perform ACTION-IF-FAIL for any other exit status.
422 AC_DEFUN([GLIB_RUN_PROG],
423 [cat >conftest.foo <<_ACEOF
424 $2
425 _ACEOF
426 if AC_RUN_LOG([$1 conftest.foo]); then
427 m4_ifval([$3], [$3], [:])
428 m4_ifvaln([$4], [else $4])dnl
429 echo "$as_me: failed input was:" >&AS_MESSAGE_LOG_FD
430 sed 's/^/| /' conftest.foo >&AS_MESSAGE_LOG_FD
431 fi])