1 /* Convenience header for conditional use of GNU <libintl.h>.
2 Copyright (C) 1995-1998, 2000-2002, 2004-2006, 2009 Free Software Foundation, Inc.
4 This program is free software; you can redistribute it and/or modify it
5 under the terms of the GNU General Public License as published
6 by the Free Software Foundation; either version 3, or (at your option)
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 GNU
12 Library General Public License for more details.
14 You should have received a copy of the GNU General Public
15 License along with this program; if not, write to the Free Software
16 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
20 #define _LIBGETTEXT_H 1
22 /* NLS can be disabled through the configure --disable-nls option. */
25 /* ADR: Need this so gcc -g without -O works. */
28 #endif /* HAVE_LOCALE_H */
30 /* Get declarations of GNU message catalog functions. */
33 /* You can set the DEFAULT_TEXT_DOMAIN macro to specify the domain used by
34 the gettext() and ngettext() macros. This is an alternative to calling
35 textdomain(), and is useful for libraries. */
36 # ifdef DEFAULT_TEXT_DOMAIN
38 # define gettext(Msgid) \
39 dgettext (DEFAULT_TEXT_DOMAIN, Msgid)
41 # define ngettext(Msgid1, Msgid2, N) \
42 dngettext (DEFAULT_TEXT_DOMAIN, Msgid1, Msgid2, N)
47 /* Solaris /usr/include/locale.h includes /usr/include/libintl.h, which
48 chokes if dcgettext is defined as a macro. So include it now, to make
49 later inclusions of <locale.h> a NOP. We don't include <libintl.h>
50 as well because people using "gettext.h" will not include <libintl.h>,
51 and also including <libintl.h> would fail on SunOS 4, whereas <locale.h>
53 /* ADR: Include <locale.h> even if not ENABLE_NLS so can pay attention
54 * to locale number formats, etc.
56 #if defined(__sun) || defined(HAVE_LOCALE_H)
60 /* Many header files from the libstdc++ coming with g++ 3.3 or newer include
61 <libintl.h>, which chokes if dcgettext is defined as a macro. So include
62 it now, to make later inclusions of <libintl.h> a NOP. */
63 #if defined(__cplusplus) && defined(__GNUG__) && (__GNUC__ >= 3)
65 # if (__GLIBC__ >= 2) || _GLIBCXX_HAVE_LIBINTL_H
71 The casts to 'const char *' serve the purpose of producing warnings
72 for invalid uses of the value returned from these functions.
73 On pre-ANSI systems without 'const', the config.h file is supposed to
74 contain "#define const". */
75 /* ADR: BOGUS. Remove const. 19 Feb 2002 */
77 # define gettext(Msgid) ((char *) (Msgid))
79 # define dgettext(Domainname, Msgid) ((void) (Domainname), gettext (Msgid))
81 # define dcgettext(Domainname, Msgid, Category) \
82 ((void) (Category), dgettext (Domainname, Msgid))
84 # define ngettext(Msgid1, Msgid2, N) \
86 ? ((void) (Msgid2), (const char *) (Msgid1)) \
87 : ((void) (Msgid1), (const char *) (Msgid2)))
89 # define dngettext(Domainname, Msgid1, Msgid2, N) \
90 ((void) (Domainname), ngettext (Msgid1, Msgid2, N))
92 # define dcngettext(Domainname, Msgid1, Msgid2, N, Category) \
93 ((void) (Category), dngettext(Domainname, Msgid1, Msgid2, N))
95 # define textdomain(Domainname) ((const char *) (Domainname))
96 # undef bindtextdomain
97 # define bindtextdomain(Domainname, Dirname) \
98 ((void) (Domainname), (const char *) (Dirname))
99 # undef bind_textdomain_codeset
100 # define bind_textdomain_codeset(Domainname, Codeset) \
101 ((void) (Domainname), (const char *) (Codeset))
105 /* A pseudo function call that serves as a marker for the automated
106 extraction of messages, but does not call gettext(). The run-time
107 translation is done at a different place in the code.
108 The argument, String, should be a literal string. Concatenated strings
109 and other string expressions won't work.
110 The macro's expansion is not parenthesized, so that it is suitable as
111 initializer for static 'char[]' or 'const char[]' variables. */
112 #define gettext_noop(String) String
114 /* The separator between msgctxt and msgid in a .mo file. */
115 #define GETTEXT_CONTEXT_GLUE "\004"
117 /* Pseudo function calls, taking a MSGCTXT and a MSGID instead of just a
118 MSGID. MSGCTXT and MSGID must be string literals. MSGCTXT should be
119 short and rarely need to change.
120 The letter 'p' stands for 'particular' or 'special'. */
121 #ifdef DEFAULT_TEXT_DOMAIN
122 # define pgettext(Msgctxt, Msgid) \
123 pgettext_aux (DEFAULT_TEXT_DOMAIN, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)
125 # define pgettext(Msgctxt, Msgid) \
126 pgettext_aux (NULL, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)
128 #define dpgettext(Domainname, Msgctxt, Msgid) \
129 pgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)
130 #define dcpgettext(Domainname, Msgctxt, Msgid, Category) \
131 pgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, Category)
132 #ifdef DEFAULT_TEXT_DOMAIN
133 # define npgettext(Msgctxt, Msgid, MsgidPlural, N) \
134 npgettext_aux (DEFAULT_TEXT_DOMAIN, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)
136 # define npgettext(Msgctxt, Msgid, MsgidPlural, N) \
137 npgettext_aux (NULL, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)
139 #define dnpgettext(Domainname, Msgctxt, Msgid, MsgidPlural, N) \
140 npgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)
141 #define dcnpgettext(Domainname, Msgctxt, Msgid, MsgidPlural, N, Category) \
142 npgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, Category)
152 pgettext_aux (const char *domain,
153 const char *msg_ctxt_id, const char *msgid,
156 const char *translation = dcgettext (domain, msg_ctxt_id, category);
157 if (translation == msg_ctxt_id)
171 npgettext_aux (const char *domain,
172 const char *msg_ctxt_id, const char *msgid,
173 const char *msgid_plural, unsigned long int n,
176 const char *translation =
177 dcngettext (domain, msg_ctxt_id, msgid_plural, n, category);
178 if (translation == msg_ctxt_id || translation == msgid_plural)
179 return (n == 1 ? msgid : msgid_plural);
184 /* The same thing extended for non-constant arguments. Here MSGCTXT and MSGID
185 can be arbitrary expressions. But for string literals these macros are
186 less efficient than those above. */
190 #define _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS \
191 (((__GNUC__ >= 3 || __GNUG__ >= 2) && !__STRICT_ANSI__) \
192 /* || __STDC_VERSION__ >= 199901L */ )
194 #if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
198 #define pgettext_expr(Msgctxt, Msgid) \
199 dcpgettext_expr (NULL, Msgctxt, Msgid, LC_MESSAGES)
200 #define dpgettext_expr(Domainname, Msgctxt, Msgid) \
201 dcpgettext_expr (Domainname, Msgctxt, Msgid, LC_MESSAGES)
211 dcpgettext_expr (const char *domain,
212 const char *msgctxt, const char *msgid,
215 size_t msgctxt_len = strlen (msgctxt) + 1;
216 size_t msgid_len = strlen (msgid) + 1;
217 const char *translation;
218 #if _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
219 char msg_ctxt_id[msgctxt_len + msgid_len];
223 (msgctxt_len + msgid_len <= sizeof (buf)
225 : (char *) malloc (msgctxt_len + msgid_len));
226 if (msg_ctxt_id != NULL)
229 memcpy (msg_ctxt_id, msgctxt, msgctxt_len - 1);
230 msg_ctxt_id[msgctxt_len - 1] = '\004';
231 memcpy (msg_ctxt_id + msgctxt_len, msgid, msgid_len);
232 translation = dcgettext (domain, msg_ctxt_id, category);
233 #if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
234 if (msg_ctxt_id != buf)
237 if (translation != msg_ctxt_id)
243 #define npgettext_expr(Msgctxt, Msgid, MsgidPlural, N) \
244 dcnpgettext_expr (NULL, Msgctxt, Msgid, MsgidPlural, N, LC_MESSAGES)
245 #define dnpgettext_expr(Domainname, Msgctxt, Msgid, MsgidPlural, N) \
246 dcnpgettext_expr (Domainname, Msgctxt, Msgid, MsgidPlural, N, LC_MESSAGES)
256 dcnpgettext_expr (const char *domain,
257 const char *msgctxt, const char *msgid,
258 const char *msgid_plural, unsigned long int n,
261 size_t msgctxt_len = strlen (msgctxt) + 1;
262 size_t msgid_len = strlen (msgid) + 1;
263 const char *translation;
264 #if _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
265 char msg_ctxt_id[msgctxt_len + msgid_len];
269 (msgctxt_len + msgid_len <= sizeof (buf)
271 : (char *) malloc (msgctxt_len + msgid_len));
272 if (msg_ctxt_id != NULL)
275 memcpy (msg_ctxt_id, msgctxt, msgctxt_len - 1);
276 msg_ctxt_id[msgctxt_len - 1] = '\004';
277 memcpy (msg_ctxt_id + msgctxt_len, msgid, msgid_len);
278 translation = dcngettext (domain, msg_ctxt_id, msgid_plural, n, category);
279 #if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
280 if (msg_ctxt_id != buf)
283 if (!(translation == msg_ctxt_id || translation == msgid_plural))
286 return (n == 1 ? msgid : msgid_plural);
289 #endif /* _LIBGETTEXT_H */