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1eb3e844 JL |
1 | # Macro to add for using GNU gettext. |
2 | # Ulrich Drepper <drepper@cygnus.com>, 1995. | |
00459c3a | 3 | # |
38e01259 | 4 | # This file can be copied and used freely without restrictions. It can |
00459c3a JL |
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. | |
1eb3e844 | 8 | |
00459c3a | 9 | # serial 3 |
1eb3e844 JL |
10 | |
11 | AC_DEFUN(AM_WITH_NLS, | |
12 | [AC_MSG_CHECKING([whether NLS is requested]) | |
13 | dnl Default is enabled NLS | |
14 | AC_ARG_ENABLE(nls, | |
15 | [ --disable-nls do not use Native Language Support], | |
16 | USE_NLS=$enableval, USE_NLS=yes) | |
17 | AC_MSG_RESULT($USE_NLS) | |
18 | AC_SUBST(USE_NLS) | |
19 | ||
20 | USE_INCLUDED_LIBINTL=no | |
21 | ||
22 | dnl If we use NLS figure out what method | |
23 | if test "$USE_NLS" = "yes"; then | |
24 | AC_DEFINE(ENABLE_NLS) | |
25 | AC_MSG_CHECKING([whether included gettext is requested]) | |
26 | AC_ARG_WITH(included-gettext, | |
27 | [ --with-included-gettext use the GNU gettext library included here], | |
28 | nls_cv_force_use_gnu_gettext=$withval, | |
29 | nls_cv_force_use_gnu_gettext=no) | |
30 | AC_MSG_RESULT($nls_cv_force_use_gnu_gettext) | |
31 | ||
32 | nls_cv_use_gnu_gettext="$nls_cv_force_use_gnu_gettext" | |
33 | if test "$nls_cv_force_use_gnu_gettext" != "yes"; then | |
34 | dnl User does not insist on using GNU NLS library. Figure out what | |
35 | dnl to use. If gettext or catgets are available (in this order) we | |
36 | dnl use this. Else we have to fall back to GNU NLS library. | |
37 | dnl catgets is only used if permitted by option --with-catgets. | |
38 | nls_cv_header_intl= | |
39 | nls_cv_header_libgt= | |
40 | CATOBJEXT=NONE | |
41 | ||
42 | AC_CHECK_HEADER(libintl.h, | |
43 | [AC_CACHE_CHECK([for gettext in libc], gt_cv_func_gettext_libc, | |
44 | [AC_TRY_LINK([#include <libintl.h>], [return (int) gettext ("")], | |
45 | gt_cv_func_gettext_libc=yes, gt_cv_func_gettext_libc=no)]) | |
46 | ||
47 | if test "$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_TRY_LINK([], [return (int) gettext ("")], | |
52 | gt_cv_func_gettext_libintl=yes, | |
53 | gt_cv_func_gettext_libintl=no)])]) | |
54 | fi | |
55 | ||
56 | if test "$gt_cv_func_gettext_libc" = "yes" \ | |
57 | || test "$gt_cv_func_gettext_libintl" = "yes"; then | |
58 | AC_DEFINE(HAVE_GETTEXT) | |
59 | AM_PATH_PROG_WITH_TEST(MSGFMT, msgfmt, | |
60 | [test -z "`$ac_dir/$ac_word -h 2>&1 | grep 'dv '`"], no)dnl | |
61 | if test "$MSGFMT" != "no"; then | |
62 | AC_CHECK_FUNCS(dcgettext) | |
63 | AC_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT) | |
64 | AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext, | |
65 | [test -z "`$ac_dir/$ac_word -h 2>&1 | grep '(HELP)'`"], :) | |
66 | AC_TRY_LINK(, [extern int _nl_msg_cat_cntr; | |
67 | return _nl_msg_cat_cntr], | |
68 | [CATOBJEXT=.gmo | |
69 | DATADIRNAME=share], | |
70 | [CATOBJEXT=.mo | |
71 | DATADIRNAME=lib]) | |
72 | INSTOBJEXT=.mo | |
73 | fi | |
74 | fi | |
75 | ]) | |
76 | ||
77 | if test "$CATOBJEXT" = "NONE"; then | |
78 | AC_MSG_CHECKING([whether catgets can be used]) | |
79 | AC_ARG_WITH(catgets, | |
80 | [ --with-catgets use catgets functions if available], | |
81 | nls_cv_use_catgets=$withval, nls_cv_use_catgets=no) | |
82 | AC_MSG_RESULT($nls_cv_use_catgets) | |
83 | ||
84 | if test "$nls_cv_use_catgets" = "yes"; then | |
85 | dnl No gettext in C library. Try catgets next. | |
86 | AC_CHECK_LIB(i, main) | |
87 | AC_CHECK_FUNC(catgets, | |
88 | [AC_DEFINE(HAVE_CATGETS) | |
89 | INTLOBJS="\$(CATOBJS)" | |
90 | AC_PATH_PROG(GENCAT, gencat, no)dnl | |
91 | if test "$GENCAT" != "no"; then | |
92 | AC_PATH_PROG(GMSGFMT, gmsgfmt, no) | |
93 | if test "$GMSGFMT" = "no"; then | |
94 | AM_PATH_PROG_WITH_TEST(GMSGFMT, msgfmt, | |
95 | [test -z "`$ac_dir/$ac_word -h 2>&1 | grep 'dv '`"], no) | |
96 | fi | |
97 | AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext, | |
98 | [test -z "`$ac_dir/$ac_word -h 2>&1 | grep '(HELP)'`"], :) | |
99 | USE_INCLUDED_LIBINTL=yes | |
100 | CATOBJEXT=.cat | |
101 | INSTOBJEXT=.cat | |
102 | DATADIRNAME=lib | |
00459c3a | 103 | INTLDEPS='$(top_builddir)/intl/libintl.a' |
1eb3e844 JL |
104 | INTLLIBS=$INTLDEPS |
105 | LIBS=`echo $LIBS | sed -e 's/-lintl//'` | |
106 | nls_cv_header_intl=intl/libintl.h | |
107 | nls_cv_header_libgt=intl/libgettext.h | |
108 | fi]) | |
109 | fi | |
110 | fi | |
111 | ||
112 | if test "$CATOBJEXT" = "NONE"; then | |
113 | dnl Neither gettext nor catgets in included in the C library. | |
114 | dnl Fall back on GNU gettext library. | |
115 | nls_cv_use_gnu_gettext=yes | |
116 | fi | |
117 | fi | |
118 | ||
119 | if test "$nls_cv_use_gnu_gettext" = "yes"; then | |
120 | dnl Mark actions used to generate GNU NLS library. | |
121 | INTLOBJS="\$(GETTOBJS)" | |
122 | AM_PATH_PROG_WITH_TEST(MSGFMT, msgfmt, | |
123 | [test -z "`$ac_dir/$ac_word -h 2>&1 | grep 'dv '`"], msgfmt) | |
124 | AC_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT) | |
125 | AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext, | |
126 | [test -z "`$ac_dir/$ac_word -h 2>&1 | grep '(HELP)'`"], :) | |
127 | AC_SUBST(MSGFMT) | |
128 | USE_INCLUDED_LIBINTL=yes | |
129 | CATOBJEXT=.gmo | |
130 | INSTOBJEXT=.mo | |
131 | DATADIRNAME=share | |
00459c3a | 132 | INTLDEPS='$(top_builddir)/intl/libintl.a' |
1eb3e844 JL |
133 | INTLLIBS=$INTLDEPS |
134 | LIBS=`echo $LIBS | sed -e 's/-lintl//'` | |
135 | nls_cv_header_intl=intl/libintl.h | |
136 | nls_cv_header_libgt=intl/libgettext.h | |
137 | fi | |
138 | ||
139 | dnl Test whether we really found GNU xgettext. | |
140 | if test "$XGETTEXT" != ":"; then | |
141 | dnl If it is no GNU xgettext we define it as : so that the | |
142 | dnl Makefiles still can work. | |
143 | if $XGETTEXT --omit-header /dev/null 2> /dev/null; then | |
144 | : ; | |
145 | else | |
146 | AC_MSG_RESULT( | |
147 | [found xgettext programs is not GNU xgettext; ignore it]) | |
148 | XGETTEXT=":" | |
149 | fi | |
150 | fi | |
151 | ||
152 | # We need to process the po/ directory. | |
153 | POSUB=po | |
154 | else | |
155 | DATADIRNAME=share | |
156 | nls_cv_header_intl=intl/libintl.h | |
157 | nls_cv_header_libgt=intl/libgettext.h | |
158 | fi | |
159 | ||
160 | # If this is used in GNU gettext we have to set USE_NLS to `yes' | |
161 | # because some of the sources are only built for this goal. | |
162 | if test "$PACKAGE" = gettext; then | |
163 | USE_NLS=yes | |
164 | USE_INCLUDED_LIBINTL=yes | |
165 | fi | |
166 | ||
167 | dnl These rules are solely for the distribution goal. While doing this | |
168 | dnl we only have to keep exactly one list of the available catalogs | |
169 | dnl in configure.in. | |
170 | for lang in $ALL_LINGUAS; do | |
171 | GMOFILES="$GMOFILES $lang.gmo" | |
172 | POFILES="$POFILES $lang.po" | |
173 | done | |
174 | ||
175 | dnl Make all variables we use known to autoconf. | |
176 | AC_SUBST(USE_INCLUDED_LIBINTL) | |
177 | AC_SUBST(CATALOGS) | |
178 | AC_SUBST(CATOBJEXT) | |
179 | AC_SUBST(DATADIRNAME) | |
180 | AC_SUBST(GMOFILES) | |
181 | AC_SUBST(INSTOBJEXT) | |
182 | AC_SUBST(INTLDEPS) | |
183 | AC_SUBST(INTLLIBS) | |
184 | AC_SUBST(INTLOBJS) | |
185 | AC_SUBST(POFILES) | |
186 | AC_SUBST(POSUB) | |
187 | ]) | |
188 | ||
189 | AC_DEFUN(AM_GNU_GETTEXT, | |
190 | [AC_REQUIRE([AC_PROG_MAKE_SET])dnl | |
191 | AC_REQUIRE([AC_PROG_CC])dnl | |
00459c3a | 192 | AC_REQUIRE([AC_PROG_RANLIB])dnl |
1eb3e844 JL |
193 | AC_REQUIRE([AC_ISC_POSIX])dnl |
194 | AC_REQUIRE([AC_HEADER_STDC])dnl | |
195 | AC_REQUIRE([AC_C_CONST])dnl | |
196 | AC_REQUIRE([AC_C_INLINE])dnl | |
197 | AC_REQUIRE([AC_TYPE_OFF_T])dnl | |
198 | AC_REQUIRE([AC_TYPE_SIZE_T])dnl | |
199 | AC_REQUIRE([AC_FUNC_ALLOCA])dnl | |
200 | AC_REQUIRE([AC_FUNC_MMAP])dnl | |
201 | ||
202 | AC_CHECK_HEADERS([argz.h limits.h locale.h nl_types.h malloc.h string.h \ | |
00459c3a | 203 | unistd.h values.h sys/param.h]) |
1eb3e844 JL |
204 | AC_CHECK_FUNCS([getcwd munmap putenv setenv setlocale strchr strcasecmp \ |
205 | __argz_count __argz_stringify __argz_next]) | |
206 | ||
207 | if test "${ac_cv_func_stpcpy+set}" != "set"; then | |
208 | AC_CHECK_FUNCS(stpcpy) | |
209 | fi | |
210 | if test "${ac_cv_func_stpcpy}" = "yes"; then | |
211 | AC_DEFINE(HAVE_STPCPY) | |
212 | fi | |
213 | ||
214 | AM_LC_MESSAGES | |
215 | AM_WITH_NLS | |
216 | ||
217 | if test "x$CATOBJEXT" != "x"; then | |
218 | if test "x$ALL_LINGUAS" = "x"; then | |
219 | LINGUAS= | |
220 | else | |
221 | AC_MSG_CHECKING(for catalogs to be installed) | |
222 | NEW_LINGUAS= | |
223 | for lang in ${LINGUAS=$ALL_LINGUAS}; do | |
224 | case "$ALL_LINGUAS" in | |
225 | *$lang*) NEW_LINGUAS="$NEW_LINGUAS $lang" ;; | |
226 | esac | |
227 | done | |
228 | LINGUAS=$NEW_LINGUAS | |
229 | AC_MSG_RESULT($LINGUAS) | |
230 | fi | |
231 | ||
232 | dnl Construct list of names of catalog files to be constructed. | |
233 | if test -n "$LINGUAS"; then | |
234 | for lang in $LINGUAS; do CATALOGS="$CATALOGS $lang$CATOBJEXT"; done | |
235 | fi | |
236 | fi | |
237 | ||
00459c3a JL |
238 | dnl The reference to <locale.h> in the installed <libintl.h> file |
239 | dnl must be resolved because we cannot expect the users of this | |
240 | dnl to define HAVE_LOCALE_H. | |
241 | if test $ac_cv_header_locale_h = yes; then | |
242 | INCLUDE_LOCALE_H="#include <locale.h>" | |
243 | else | |
244 | INCLUDE_LOCALE_H="\ | |
245 | /* The system does not provide the header <locale.h>. Take care yourself. */" | |
246 | fi | |
247 | AC_SUBST(INCLUDE_LOCALE_H) | |
248 | ||
1eb3e844 JL |
249 | dnl Determine which catalog format we have (if any is needed) |
250 | dnl For now we know about two different formats: | |
251 | dnl Linux libc-5 and the normal X/Open format | |
252 | test -d intl || mkdir intl | |
253 | if test "$CATOBJEXT" = ".cat"; then | |
254 | AC_CHECK_HEADER(linux/version.h, msgformat=linux, msgformat=xopen) | |
255 | ||
256 | dnl Transform the SED scripts while copying because some dumb SEDs | |
257 | dnl cannot handle comments. | |
258 | sed -e '/^#/d' $srcdir/intl/$msgformat-msg.sed > intl/po2msg.sed | |
259 | fi | |
260 | dnl po2tbl.sed is always needed. | |
261 | sed -e '/^#.*[^\\]$/d' -e '/^#$/d' \ | |
262 | $srcdir/intl/po2tbl.sed.in > intl/po2tbl.sed | |
263 | ||
264 | dnl In the intl/Makefile.in we have a special dependency which makes | |
265 | dnl only sense for gettext. We comment this out for non-gettext | |
266 | dnl packages. | |
267 | if test "$PACKAGE" = "gettext"; then | |
268 | GT_NO="#NO#" | |
269 | GT_YES= | |
270 | else | |
271 | GT_NO= | |
272 | GT_YES="#YES#" | |
273 | fi | |
274 | AC_SUBST(GT_NO) | |
275 | AC_SUBST(GT_YES) | |
276 | ||
277 | dnl If the AC_CONFIG_AUX_DIR macro for autoconf is used we possibly | |
278 | dnl find the mkinstalldirs script in another subdir but ($top_srcdir). | |
279 | dnl Try to locate is. | |
280 | MKINSTALLDIRS= | |
00459c3a | 281 | if test -n "$ac_aux_dir"; then |
1eb3e844 JL |
282 | MKINSTALLDIRS="$ac_aux_dir/mkinstalldirs" |
283 | fi | |
00459c3a | 284 | if test -z "$MKINSTALLDIRS"; then |
1eb3e844 JL |
285 | MKINSTALLDIRS="\$(top_srcdir)/mkinstalldirs" |
286 | fi | |
287 | AC_SUBST(MKINSTALLDIRS) | |
288 | ||
289 | dnl *** For now the libtool support in intl/Makefile is not for real. | |
290 | l= | |
291 | AC_SUBST(l) | |
292 | ||
293 | dnl Generate list of files to be processed by xgettext which will | |
294 | dnl be included in po/Makefile. | |
295 | test -d po || mkdir po | |
296 | if test "x$srcdir" != "x."; then | |
297 | if test "x`echo $srcdir | sed 's@/.*@@'`" = "x"; then | |
298 | posrcprefix="$srcdir/" | |
299 | else | |
300 | posrcprefix="../$srcdir/" | |
301 | fi | |
302 | else | |
303 | posrcprefix="../" | |
304 | fi | |
00459c3a | 305 | rm -f po/POTFILES |
1eb3e844 JL |
306 | sed -e "/^#/d" -e "/^\$/d" -e "s,.*, $posrcprefix& \\\\," -e "\$s/\(.*\) \\\\/\1/" \ |
307 | < $srcdir/po/POTFILES.in > po/POTFILES | |
308 | ]) | |
309 | ||
310 | # Search path for a program which passes the given test. | |
311 | # Ulrich Drepper <drepper@cygnus.com>, 1996. | |
00459c3a | 312 | # |
38e01259 | 313 | # This file can be copied and used freely without restrictions. It can |
00459c3a JL |
314 | # be used in projects which are not available under the GNU Public License |
315 | # but which still want to provide support for the GNU gettext functionality. | |
316 | # Please note that the actual code is *not* freely available. | |
1eb3e844 JL |
317 | |
318 | # serial 1 | |
319 | ||
320 | dnl AM_PATH_PROG_WITH_TEST(VARIABLE, PROG-TO-CHECK-FOR, | |
321 | dnl TEST-PERFORMED-ON-FOUND_PROGRAM [, VALUE-IF-NOT-FOUND [, PATH]]) | |
322 | AC_DEFUN(AM_PATH_PROG_WITH_TEST, | |
323 | [# Extract the first word of "$2", so it can be a program name with args. | |
324 | set dummy $2; ac_word=[$]2 | |
325 | AC_MSG_CHECKING([for $ac_word]) | |
326 | AC_CACHE_VAL(ac_cv_path_$1, | |
327 | [case "[$]$1" in | |
328 | /*) | |
329 | ac_cv_path_$1="[$]$1" # Let the user override the test with a path. | |
330 | ;; | |
331 | *) | |
332 | IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" | |
333 | for ac_dir in ifelse([$5], , $PATH, [$5]); do | |
334 | test -z "$ac_dir" && ac_dir=. | |
335 | if test -f $ac_dir/$ac_word; then | |
336 | if [$3]; then | |
337 | ac_cv_path_$1="$ac_dir/$ac_word" | |
338 | break | |
339 | fi | |
340 | fi | |
341 | done | |
342 | IFS="$ac_save_ifs" | |
343 | dnl If no 4th arg is given, leave the cache variable unset, | |
344 | dnl so AC_PATH_PROGS will keep looking. | |
345 | ifelse([$4], , , [ test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$4" | |
346 | ])dnl | |
347 | ;; | |
348 | esac])dnl | |
349 | $1="$ac_cv_path_$1" | |
350 | if test -n "[$]$1"; then | |
351 | AC_MSG_RESULT([$]$1) | |
352 | else | |
353 | AC_MSG_RESULT(no) | |
354 | fi | |
355 | AC_SUBST($1)dnl | |
356 | ]) | |
357 | ||
358 | # Check whether LC_MESSAGES is available in <locale.h>. | |
359 | # Ulrich Drepper <drepper@cygnus.com>, 1995. | |
00459c3a | 360 | # |
38e01259 | 361 | # This file can be copied and used freely without restrictions. It can |
00459c3a JL |
362 | # be used in projects which are not available under the GNU Public License |
363 | # but which still want to provide support for the GNU gettext functionality. | |
364 | # Please note that the actual code is *not* freely available. | |
1eb3e844 JL |
365 | |
366 | # serial 1 | |
367 | ||
368 | AC_DEFUN(AM_LC_MESSAGES, | |
369 | [if test $ac_cv_header_locale_h = yes; then | |
370 | AC_CACHE_CHECK([for LC_MESSAGES], am_cv_val_LC_MESSAGES, | |
371 | [AC_TRY_LINK([#include <locale.h>], [return LC_MESSAGES], | |
372 | am_cv_val_LC_MESSAGES=yes, am_cv_val_LC_MESSAGES=no)]) | |
373 | if test $am_cv_val_LC_MESSAGES = yes; then | |
374 | AC_DEFINE(HAVE_LC_MESSAGES) | |
375 | fi | |
376 | fi]) | |
377 |