1 /* Convenience header for conditional use of GNU <libintl.h>.
2 Copyright (C) 1995-1998, 2000-2002, 2004-2006, 2009-2013 Free Software Foundation, Inc.
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
18 #define _LIBGETTEXT_H 1
20 /* NLS can be disabled through the configure --disable-nls option. */
23 /* ADR: Need this so gcc -g without -O works. */
26 #endif /* HAVE_LOCALE_H */
28 /* Get declarations of GNU message catalog functions. */
31 /* You can set the DEFAULT_TEXT_DOMAIN macro to specify the domain used by
32 the gettext() and ngettext() macros. This is an alternative to calling
33 textdomain(), and is useful for libraries. */
34 # ifdef DEFAULT_TEXT_DOMAIN
36 # define gettext(Msgid) \
37 dgettext (DEFAULT_TEXT_DOMAIN, Msgid)
39 # define ngettext(Msgid1, Msgid2, N) \
40 dngettext (DEFAULT_TEXT_DOMAIN, Msgid1, Msgid2, N)
45 /* Solaris /usr/include/locale.h includes /usr/include/libintl.h, which
46 chokes if dcgettext is defined as a macro. So include it now, to make
47 later inclusions of <locale.h> a NOP. We don't include <libintl.h>
48 as well because people using "gettext.h" will not include <libintl.h>,
49 and also including <libintl.h> would fail on SunOS 4, whereas <locale.h>
51 /* ADR: Include <locale.h> even if not ENABLE_NLS so can pay attention
52 * to locale number formats, etc.
54 #if defined(__sun) || defined(HAVE_LOCALE_H)
58 /* Many header files from the libstdc++ coming with g++ 3.3 or newer include
59 <libintl.h>, which chokes if dcgettext is defined as a macro. So include
60 it now, to make later inclusions of <libintl.h> a NOP. */
61 #if defined(__cplusplus) && defined(__GNUG__) && (__GNUC__ >= 3)
63 # if (__GLIBC__ >= 2 && !defined __UCLIBC__) || _GLIBCXX_HAVE_LIBINTL_H
69 The casts to 'const char *' serve the purpose of producing warnings
70 for invalid uses of the value returned from these functions.
71 On pre-ANSI systems without 'const', the config.h file is supposed to
72 contain "#define const". */
73 /* ADR: BOGUS. Remove const. 19 Feb 2002 */
75 # define gettext(Msgid) ((char *) (Msgid))
77 # define dgettext(Domainname, Msgid) ((void) (Domainname), gettext (Msgid))
79 # define dcgettext(Domainname, Msgid, Category) \
80 ((void) (Category), dgettext (Domainname, Msgid))
82 # define ngettext(Msgid1, Msgid2, N) \
84 ? ((void) (Msgid2), (const char *) (Msgid1)) \
85 : ((void) (Msgid1), (const char *) (Msgid2)))
87 # define dngettext(Domainname, Msgid1, Msgid2, N) \
88 ((void) (Domainname), ngettext (Msgid1, Msgid2, N))
90 # define dcngettext(Domainname, Msgid1, Msgid2, N, Category) \
91 ((void) (Category), dngettext (Domainname, Msgid1, Msgid2, N))
93 # define textdomain(Domainname) ((const char *) (Domainname))
94 # undef bindtextdomain
95 # define bindtextdomain(Domainname, Dirname) \
96 ((void) (Domainname), (const char *) (Dirname))
97 # undef bind_textdomain_codeset
98 # define bind_textdomain_codeset(Domainname, Codeset) \
99 ((void) (Domainname), (const char *) (Codeset))
103 /* Prefer gnulib's setlocale override over libintl's setlocale override. */
104 #ifdef GNULIB_defined_setlocale
106 # define setlocale rpl_setlocale
109 /* A pseudo function call that serves as a marker for the automated
110 extraction of messages, but does not call gettext(). The run-time
111 translation is done at a different place in the code.
112 The argument, String, should be a literal string. Concatenated strings
113 and other string expressions won't work.
114 The macro's expansion is not parenthesized, so that it is suitable as
115 initializer for static 'char[]' or 'const char[]' variables. */
116 #define gettext_noop(String) String
118 /* The separator between msgctxt and msgid in a .mo file. */
119 #define GETTEXT_CONTEXT_GLUE "\004"
121 /* Pseudo function calls, taking a MSGCTXT and a MSGID instead of just a
122 MSGID. MSGCTXT and MSGID must be string literals. MSGCTXT should be
123 short and rarely need to change.
124 The letter 'p' stands for 'particular' or 'special'. */
125 #ifdef DEFAULT_TEXT_DOMAIN
126 # define pgettext(Msgctxt, Msgid) \
127 pgettext_aux (DEFAULT_TEXT_DOMAIN, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)
129 # define pgettext(Msgctxt, Msgid) \
130 pgettext_aux (NULL, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)
132 #define dpgettext(Domainname, Msgctxt, Msgid) \
133 pgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)
134 #define dcpgettext(Domainname, Msgctxt, Msgid, Category) \
135 pgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, Category)
136 #ifdef DEFAULT_TEXT_DOMAIN
137 # define npgettext(Msgctxt, Msgid, MsgidPlural, N) \
138 npgettext_aux (DEFAULT_TEXT_DOMAIN, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)
140 # define npgettext(Msgctxt, Msgid, MsgidPlural, N) \
141 npgettext_aux (NULL, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)
143 #define dnpgettext(Domainname, Msgctxt, Msgid, MsgidPlural, N) \
144 npgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)
145 #define dcnpgettext(Domainname, Msgctxt, Msgid, MsgidPlural, N, Category) \
146 npgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, Category)
156 pgettext_aux (const char *domain,
157 const char *msg_ctxt_id, const char *msgid,
160 const char *translation = dcgettext (domain, msg_ctxt_id, category);
161 if (translation == msg_ctxt_id)
175 npgettext_aux (const char *domain,
176 const char *msg_ctxt_id, const char *msgid,
177 const char *msgid_plural, unsigned long int n,
180 const char *translation =
181 dcngettext (domain, msg_ctxt_id, msgid_plural, n, category);
182 if (translation == msg_ctxt_id || translation == msgid_plural)
183 return (n == 1 ? msgid : msgid_plural);
188 /* The same thing extended for non-constant arguments. Here MSGCTXT and MSGID
189 can be arbitrary expressions. But for string literals these macros are
190 less efficient than those above. */
194 #if (((__GNUC__ >= 3 || __GNUG__ >= 2) && !defined __STRICT_ANSI__) \
195 /* || __STDC_VERSION__ >= 199901L */ )
196 # define _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS 1
198 # define _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS 0
201 #if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
205 #define pgettext_expr(Msgctxt, Msgid) \
206 dcpgettext_expr (NULL, Msgctxt, Msgid, LC_MESSAGES)
207 #define dpgettext_expr(Domainname, Msgctxt, Msgid) \
208 dcpgettext_expr (Domainname, Msgctxt, Msgid, LC_MESSAGES)
218 dcpgettext_expr (const char *domain,
219 const char *msgctxt, const char *msgid,
222 size_t msgctxt_len = strlen (msgctxt) + 1;
223 size_t msgid_len = strlen (msgid) + 1;
224 const char *translation;
225 #if _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
226 char msg_ctxt_id[msgctxt_len + msgid_len];
230 (msgctxt_len + msgid_len <= sizeof (buf)
232 : (char *) malloc (msgctxt_len + msgid_len));
233 if (msg_ctxt_id != NULL)
236 memcpy (msg_ctxt_id, msgctxt, msgctxt_len - 1);
237 msg_ctxt_id[msgctxt_len - 1] = '\004';
238 memcpy (msg_ctxt_id + msgctxt_len, msgid, msgid_len);
239 translation = dcgettext (domain, msg_ctxt_id, category);
240 #if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
241 if (msg_ctxt_id != buf)
244 if (translation != msg_ctxt_id)
250 #define npgettext_expr(Msgctxt, Msgid, MsgidPlural, N) \
251 dcnpgettext_expr (NULL, Msgctxt, Msgid, MsgidPlural, N, LC_MESSAGES)
252 #define dnpgettext_expr(Domainname, Msgctxt, Msgid, MsgidPlural, N) \
253 dcnpgettext_expr (Domainname, Msgctxt, Msgid, MsgidPlural, N, LC_MESSAGES)
263 dcnpgettext_expr (const char *domain,
264 const char *msgctxt, const char *msgid,
265 const char *msgid_plural, unsigned long int n,
268 size_t msgctxt_len = strlen (msgctxt) + 1;
269 size_t msgid_len = strlen (msgid) + 1;
270 const char *translation;
271 #if _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
272 char msg_ctxt_id[msgctxt_len + msgid_len];
276 (msgctxt_len + msgid_len <= sizeof (buf)
278 : (char *) malloc (msgctxt_len + msgid_len));
279 if (msg_ctxt_id != NULL)
282 memcpy (msg_ctxt_id, msgctxt, msgctxt_len - 1);
283 msg_ctxt_id[msgctxt_len - 1] = '\004';
284 memcpy (msg_ctxt_id + msgctxt_len, msgid, msgid_len);
285 translation = dcngettext (domain, msg_ctxt_id, msgid_plural, n, category);
286 #if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
287 if (msg_ctxt_id != buf)
290 if (!(translation == msg_ctxt_id || translation == msgid_plural))
293 return (n == 1 ? msgid : msgid_plural);
296 #endif /* _LIBGETTEXT_H */