xref: /dragonfly/contrib/grep/lib/gettext.h (revision 6e278935)
1 /* -*- buffer-read-only: t -*- vi: set ro: */
2 /* DO NOT EDIT! GENERATED AUTOMATICALLY! */
3 /* Convenience header for conditional use of GNU <libintl.h>.
4    Copyright (C) 1995-1998, 2000-2002, 2004-2006, 2009-2011 Free Software
5    Foundation, Inc.
6 
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License as published by
9    the Free Software Foundation; either version 3, or (at your option)
10    any later version.
11 
12    This program is distributed in the hope that it will be useful,
13    but WITHOUT ANY WARRANTY; without even the implied warranty of
14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15    GNU General Public License for more details.
16 
17    You should have received a copy of the GNU General Public License along
18    with this program; if not, write to the Free Software Foundation,
19    Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
20 
21 #ifndef _LIBGETTEXT_H
22 #define _LIBGETTEXT_H 1
23 
24 /* NLS can be disabled through the configure --disable-nls option.  */
25 #if ENABLE_NLS
26 
27 /* Get declarations of GNU message catalog functions.  */
28 # include <libintl.h>
29 
30 /* You can set the DEFAULT_TEXT_DOMAIN macro to specify the domain used by
31    the gettext() and ngettext() macros.  This is an alternative to calling
32    textdomain(), and is useful for libraries.  */
33 # ifdef DEFAULT_TEXT_DOMAIN
34 #  undef gettext
35 #  define gettext(Msgid) \
36      dgettext (DEFAULT_TEXT_DOMAIN, Msgid)
37 #  undef ngettext
38 #  define ngettext(Msgid1, Msgid2, N) \
39      dngettext (DEFAULT_TEXT_DOMAIN, Msgid1, Msgid2, N)
40 # endif
41 
42 #else
43 
44 /* Solaris /usr/include/locale.h includes /usr/include/libintl.h, which
45    chokes if dcgettext is defined as a macro.  So include it now, to make
46    later inclusions of <locale.h> a NOP.  We don't include <libintl.h>
47    as well because people using "gettext.h" will not include <libintl.h>,
48    and also including <libintl.h> would fail on SunOS 4, whereas <locale.h>
49    is OK.  */
50 #if defined(__sun)
51 # include <locale.h>
52 #endif
53 
54 /* Many header files from the libstdc++ coming with g++ 3.3 or newer include
55    <libintl.h>, which chokes if dcgettext is defined as a macro.  So include
56    it now, to make later inclusions of <libintl.h> a NOP.  */
57 #if defined(__cplusplus) && defined(__GNUG__) && (__GNUC__ >= 3)
58 # include <cstdlib>
59 # if (__GLIBC__ >= 2 && !defined __UCLIBC__) || _GLIBCXX_HAVE_LIBINTL_H
60 #  include <libintl.h>
61 # endif
62 #endif
63 
64 /* Disabled NLS.
65    The casts to 'const char *' serve the purpose of producing warnings
66    for invalid uses of the value returned from these functions.
67    On pre-ANSI systems without 'const', the config.h file is supposed to
68    contain "#define const".  */
69 # undef gettext
70 # define gettext(Msgid) ((const char *) (Msgid))
71 # undef dgettext
72 # define dgettext(Domainname, Msgid) ((void) (Domainname), gettext (Msgid))
73 # undef dcgettext
74 # define dcgettext(Domainname, Msgid, Category) \
75     ((void) (Category), dgettext (Domainname, Msgid))
76 # undef ngettext
77 # define ngettext(Msgid1, Msgid2, N) \
78     ((N) == 1 \
79      ? ((void) (Msgid2), (const char *) (Msgid1)) \
80      : ((void) (Msgid1), (const char *) (Msgid2)))
81 # undef dngettext
82 # define dngettext(Domainname, Msgid1, Msgid2, N) \
83     ((void) (Domainname), ngettext (Msgid1, Msgid2, N))
84 # undef dcngettext
85 # define dcngettext(Domainname, Msgid1, Msgid2, N, Category) \
86     ((void) (Category), dngettext (Domainname, Msgid1, Msgid2, N))
87 # undef textdomain
88 # define textdomain(Domainname) ((const char *) (Domainname))
89 # undef bindtextdomain
90 # define bindtextdomain(Domainname, Dirname) \
91     ((void) (Domainname), (const char *) (Dirname))
92 # undef bind_textdomain_codeset
93 # define bind_textdomain_codeset(Domainname, Codeset) \
94     ((void) (Domainname), (const char *) (Codeset))
95 
96 #endif
97 
98 /* Prefer gnulib's setlocale override over libintl's setlocale override.  */
99 #ifdef GNULIB_defined_setlocale
100 # undef setlocale
101 # define setlocale rpl_setlocale
102 #endif
103 
104 /* A pseudo function call that serves as a marker for the automated
105    extraction of messages, but does not call gettext().  The run-time
106    translation is done at a different place in the code.
107    The argument, String, should be a literal string.  Concatenated strings
108    and other string expressions won't work.
109    The macro's expansion is not parenthesized, so that it is suitable as
110    initializer for static 'char[]' or 'const char[]' variables.  */
111 #define gettext_noop(String) String
112 
113 /* The separator between msgctxt and msgid in a .mo file.  */
114 #define GETTEXT_CONTEXT_GLUE "\004"
115 
116 /* Pseudo function calls, taking a MSGCTXT and a MSGID instead of just a
117    MSGID.  MSGCTXT and MSGID must be string literals.  MSGCTXT should be
118    short and rarely need to change.
119    The letter 'p' stands for 'particular' or 'special'.  */
120 #ifdef DEFAULT_TEXT_DOMAIN
121 # define pgettext(Msgctxt, Msgid) \
122    pgettext_aux (DEFAULT_TEXT_DOMAIN, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)
123 #else
124 # define pgettext(Msgctxt, Msgid) \
125    pgettext_aux (NULL, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)
126 #endif
127 #define dpgettext(Domainname, Msgctxt, Msgid) \
128   pgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)
129 #define dcpgettext(Domainname, Msgctxt, Msgid, Category) \
130   pgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, Category)
131 #ifdef DEFAULT_TEXT_DOMAIN
132 # define npgettext(Msgctxt, Msgid, MsgidPlural, N) \
133    npgettext_aux (DEFAULT_TEXT_DOMAIN, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)
134 #else
135 # define npgettext(Msgctxt, Msgid, MsgidPlural, N) \
136    npgettext_aux (NULL, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)
137 #endif
138 #define dnpgettext(Domainname, Msgctxt, Msgid, MsgidPlural, N) \
139   npgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)
140 #define dcnpgettext(Domainname, Msgctxt, Msgid, MsgidPlural, N, Category) \
141   npgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, Category)
142 
143 #ifdef __GNUC__
144 __inline
145 #else
146 #ifdef __cplusplus
147 inline
148 #endif
149 #endif
150 static const char *
151 pgettext_aux (const char *domain,
152               const char *msg_ctxt_id, const char *msgid,
153               int category)
154 {
155   const char *translation = dcgettext (domain, msg_ctxt_id, category);
156   if (translation == msg_ctxt_id)
157     return msgid;
158   else
159     return translation;
160 }
161 
162 #ifdef __GNUC__
163 __inline
164 #else
165 #ifdef __cplusplus
166 inline
167 #endif
168 #endif
169 static const char *
170 npgettext_aux (const char *domain,
171                const char *msg_ctxt_id, const char *msgid,
172                const char *msgid_plural, unsigned long int n,
173                int category)
174 {
175   const char *translation =
176     dcngettext (domain, msg_ctxt_id, msgid_plural, n, category);
177   if (translation == msg_ctxt_id || translation == msgid_plural)
178     return (n == 1 ? msgid : msgid_plural);
179   else
180     return translation;
181 }
182 
183 /* The same thing extended for non-constant arguments.  Here MSGCTXT and MSGID
184    can be arbitrary expressions.  But for string literals these macros are
185    less efficient than those above.  */
186 
187 #include <string.h>
188 
189 #define _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS \
190   (((__GNUC__ >= 3 || __GNUG__ >= 2) && !__STRICT_ANSI__) \
191    /* || __STDC_VERSION__ >= 199901L */ )
192 
193 #if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
194 #include <stdlib.h>
195 #endif
196 
197 #define pgettext_expr(Msgctxt, Msgid) \
198   dcpgettext_expr (NULL, Msgctxt, Msgid, LC_MESSAGES)
199 #define dpgettext_expr(Domainname, Msgctxt, Msgid) \
200   dcpgettext_expr (Domainname, Msgctxt, Msgid, LC_MESSAGES)
201 
202 #ifdef __GNUC__
203 __inline
204 #else
205 #ifdef __cplusplus
206 inline
207 #endif
208 #endif
209 static const char *
210 dcpgettext_expr (const char *domain,
211                  const char *msgctxt, const char *msgid,
212                  int category)
213 {
214   size_t msgctxt_len = strlen (msgctxt) + 1;
215   size_t msgid_len = strlen (msgid) + 1;
216   const char *translation;
217 #if _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
218   char msg_ctxt_id[msgctxt_len + msgid_len];
219 #else
220   char buf[1024];
221   char *msg_ctxt_id =
222     (msgctxt_len + msgid_len <= sizeof (buf)
223      ? buf
224      : (char *) malloc (msgctxt_len + msgid_len));
225   if (msg_ctxt_id != NULL)
226 #endif
227     {
228       memcpy (msg_ctxt_id, msgctxt, msgctxt_len - 1);
229       msg_ctxt_id[msgctxt_len - 1] = '\004';
230       memcpy (msg_ctxt_id + msgctxt_len, msgid, msgid_len);
231       translation = dcgettext (domain, msg_ctxt_id, category);
232 #if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
233       if (msg_ctxt_id != buf)
234         free (msg_ctxt_id);
235 #endif
236       if (translation != msg_ctxt_id)
237         return translation;
238     }
239   return msgid;
240 }
241 
242 #define npgettext_expr(Msgctxt, Msgid, MsgidPlural, N) \
243   dcnpgettext_expr (NULL, Msgctxt, Msgid, MsgidPlural, N, LC_MESSAGES)
244 #define dnpgettext_expr(Domainname, Msgctxt, Msgid, MsgidPlural, N) \
245   dcnpgettext_expr (Domainname, Msgctxt, Msgid, MsgidPlural, N, LC_MESSAGES)
246 
247 #ifdef __GNUC__
248 __inline
249 #else
250 #ifdef __cplusplus
251 inline
252 #endif
253 #endif
254 static const char *
255 dcnpgettext_expr (const char *domain,
256                   const char *msgctxt, const char *msgid,
257                   const char *msgid_plural, unsigned long int n,
258                   int category)
259 {
260   size_t msgctxt_len = strlen (msgctxt) + 1;
261   size_t msgid_len = strlen (msgid) + 1;
262   const char *translation;
263 #if _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
264   char msg_ctxt_id[msgctxt_len + msgid_len];
265 #else
266   char buf[1024];
267   char *msg_ctxt_id =
268     (msgctxt_len + msgid_len <= sizeof (buf)
269      ? buf
270      : (char *) malloc (msgctxt_len + msgid_len));
271   if (msg_ctxt_id != NULL)
272 #endif
273     {
274       memcpy (msg_ctxt_id, msgctxt, msgctxt_len - 1);
275       msg_ctxt_id[msgctxt_len - 1] = '\004';
276       memcpy (msg_ctxt_id + msgctxt_len, msgid, msgid_len);
277       translation = dcngettext (domain, msg_ctxt_id, msgid_plural, n, category);
278 #if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
279       if (msg_ctxt_id != buf)
280         free (msg_ctxt_id);
281 #endif
282       if (!(translation == msg_ctxt_id || translation == msgid_plural))
283         return translation;
284     }
285   return (n == 1 ? msgid : msgid_plural);
286 }
287 
288 #endif /* _LIBGETTEXT_H */
289