1 // ----------------------------------------------------------------------------
2 // Copyright (C) 2014
3 // David Freese, W1HKJ
4 //
5 // This file is part of flrig.
6 //
7 // flrig 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 of the License, or
10 // (at your option) any later version.
11 //
12 // flrig 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
18 // along with this program. If not, see <http://www.gnu.org/licenses/>.
19 // -----------------------------------------------------------------------------
20 // Convenience header for conditional use of GNU <libintl.h>.
21 // Copyright (C) 1995-1998, 2000-2002, 2004-2006 Free Software Foundation, Inc.
22 //
23 // This program is free software; you can redistribute it and/or modify it
24 // under the terms of the GNU General Public License as published
25 // by the Free Software Foundation; either version 2, or (at your option)
26 // any later version.
27 //------------------------------------------------------------------------------
28
29 #ifndef _LIBGETTEXT_H
30 #define _LIBGETTEXT_H 1
31
32
33 /* NLS can be disabled through the configure --disable-nls option. */
34 #if ENABLE_NLS
35
36 /* Get declarations of GNU message catalog functions. */
37 # include <libintl.h>
38
39 /* You can set the DEFAULT_TEXT_DOMAIN macro to specify the domain used by
40 the gettext() and ngettext() macros. This is an alternative to calling
41 textdomain(), and is useful for libraries. */
42 # ifdef DEFAULT_TEXT_DOMAIN
43 # undef gettext
44 # define gettext(Msgid) \
45 dgettext (DEFAULT_TEXT_DOMAIN, Msgid)
46 # undef ngettext
47 # define ngettext(Msgid1, Msgid2, N) \
48 dngettext (DEFAULT_TEXT_DOMAIN, Msgid1, Msgid2, N)
49 # endif
50
51 #else
52
53 /* Solaris /usr/include/locale.h includes /usr/include/libintl.h, which
54 chokes if dcgettext is defined as a macro. So include it now, to make
55 later inclusions of <locale.h> a NOP. We don't include <libintl.h>
56 as well because people using "gettext.h" will not include <libintl.h>,
57 and also including <libintl.h> would fail on SunOS 4, whereas <locale.h>
58 is OK. */
59 #if defined(__sun)
60 # include <locale.h>
61 #endif
62
63 /* Many header files from the libstdc++ coming with g++ 3.3 or newer include
64 <libintl.h>, which chokes if dcgettext is defined as a macro. So include
65 it now, to make later inclusions of <libintl.h> a NOP. */
66 #if defined(__cplusplus) && defined(__GNUG__) && (__GNUC__ >= 3)
67 # include <cstdlib>
68 # if (__GLIBC__ >= 2) || _GLIBCXX_HAVE_LIBINTL_H
69 # include <libintl.h>
70 # endif
71 #endif
72
73 /* Disabled NLS.
74 The casts to 'const char *' serve the purpose of producing warnings
75 for invalid uses of the value returned from these functions.
76 On pre-ANSI systems without 'const', the config.h file is supposed to
77 contain "#define const". */
78 # define gettext(Msgid) ((const char *) (Msgid))
79 # define dgettext(Domainname, Msgid) ((void) (Domainname), gettext (Msgid))
80 # define dcgettext(Domainname, Msgid, Category) \
81 ((void) (Category), dgettext (Domainname, Msgid))
82 # define ngettext(Msgid1, Msgid2, N) \
83 ((N) == 1 \
84 ? ((void) (Msgid2), (const char *) (Msgid1)) \
85 : ((void) (Msgid1), (const char *) (Msgid2)))
86 # define dngettext(Domainname, Msgid1, Msgid2, N) \
87 ((void) (Domainname), ngettext (Msgid1, Msgid2, N))
88 # define dcngettext(Domainname, Msgid1, Msgid2, N, Category) \
89 ((void) (Category), dngettext(Domainname, Msgid1, Msgid2, N))
90 # define textdomain(Domainname) ((const char *) (Domainname))
91 # define bindtextdomain(Domainname, Dirname) \
92 ((void) (Domainname), (const char *) (Dirname))
93 # define bind_textdomain_codeset(Domainname, Codeset) \
94 ((void) (Domainname), (const char *) (Codeset))
95
96 #endif
97
98 /* A pseudo function call that serves as a marker for the automated
99 extraction of messages, but does not call gettext(). The run-time
100 translation is done at a different place in the code.
101 The argument, String, should be a literal string. Concatenated strings
102 and other string expressions won't work.
103 The macro's expansion is not parenthesized, so that it is suitable as
104 initializer for static 'char[]' or 'const char[]' variables. */
105 #define gettext_noop(String) String
106
107 /* The separator between msgctxt and msgid in a .mo file. */
108 #define GETTEXT_CONTEXT_GLUE "\004"
109
110 /* Pseudo function calls, taking a MSGCTXT and a MSGID instead of just a
111 MSGID. MSGCTXT and MSGID must be string literals. MSGCTXT should be
112 short and rarely need to change.
113 The letter 'p' stands for 'particular' or 'special'. */
114 #ifdef DEFAULT_TEXT_DOMAIN
115 # define pgettext(Msgctxt, Msgid) \
116 pgettext_aux (DEFAULT_TEXT_DOMAIN, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)
117 #else
118 # define pgettext(Msgctxt, Msgid) \
119 pgettext_aux (NULL, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)
120 #endif
121 #define dpgettext(Domainname, Msgctxt, Msgid) \
122 pgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)
123 #define dcpgettext(Domainname, Msgctxt, Msgid, Category) \
124 pgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, Category)
125 #ifdef DEFAULT_TEXT_DOMAIN
126 # define npgettext(Msgctxt, Msgid, MsgidPlural, N) \
127 npgettext_aux (DEFAULT_TEXT_DOMAIN, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)
128 #else
129 # define npgettext(Msgctxt, Msgid, MsgidPlural, N) \
130 npgettext_aux (NULL, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)
131 #endif
132 #define dnpgettext(Domainname, Msgctxt, Msgid, MsgidPlural, N) \
133 npgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)
134 #define dcnpgettext(Domainname, Msgctxt, Msgid, MsgidPlural, N, Category) \
135 npgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, Category)
136
137 #ifdef __GNUC__
138 __inline
139 #else
140 #ifdef __cplusplus
141 inline
142 #endif
143 #endif
144 static const char *
pgettext_aux(const char * domain,const char * msg_ctxt_id,const char * msgid,int category)145 pgettext_aux (const char *domain,
146 const char *msg_ctxt_id, const char *msgid,
147 int category)
148 {
149 const char *translation = dcgettext (domain, msg_ctxt_id, category);
150 if (translation == msg_ctxt_id)
151 return msgid;
152 else
153 return translation;
154 }
155
156 #ifdef __GNUC__
157 __inline
158 #else
159 #ifdef __cplusplus
160 inline
161 #endif
162 #endif
163 static const char *
npgettext_aux(const char * domain,const char * msg_ctxt_id,const char * msgid,const char * msgid_plural,unsigned long int n,int category)164 npgettext_aux (const char *domain,
165 const char *msg_ctxt_id, const char *msgid,
166 const char *msgid_plural, unsigned long int n,
167 int category)
168 {
169 const char *translation =
170 dcngettext (domain, msg_ctxt_id, msgid_plural, n, category);
171 if (translation == msg_ctxt_id || translation == msgid_plural)
172 return (n == 1 ? msgid : msgid_plural);
173 else
174 return translation;
175 }
176
177 /* The same thing extended for non-constant arguments. Here MSGCTXT and MSGID
178 can be arbitrary expressions. But for string literals these macros are
179 less efficient than those above. */
180
181 #include <string.h>
182
183 #define _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS \
184 (((__GNUC__ >= 3 || __GNUG__ >= 2) && !__STRICT_ANSI__) \
185 /* || __STDC_VERSION__ >= 199901L */ )
186
187 #if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
188 #include <stdlib.h>
189 #endif
190
191 #define pgettext_expr(Msgctxt, Msgid) \
192 dcpgettext_expr (NULL, Msgctxt, Msgid, LC_MESSAGES)
193 #define dpgettext_expr(Domainname, Msgctxt, Msgid) \
194 dcpgettext_expr (Domainname, Msgctxt, Msgid, LC_MESSAGES)
195
196 #ifdef __GNUC__
197 __inline
198 #else
199 #ifdef __cplusplus
200 inline
201 #endif
202 #endif
203 static const char *
dcpgettext_expr(const char * domain,const char * msgctxt,const char * msgid,int category)204 dcpgettext_expr (const char *domain,
205 const char *msgctxt, const char *msgid,
206 int category)
207 {
208 size_t msgctxt_len = strlen (msgctxt) + 1;
209 size_t msgid_len = strlen (msgid) + 1;
210 const char *translation;
211 #if _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
212 char msg_ctxt_id[msgctxt_len + msgid_len];
213 #else
214 char buf[1024];
215 char *msg_ctxt_id =
216 (msgctxt_len + msgid_len <= sizeof (buf)
217 ? buf
218 : (char *) malloc (msgctxt_len + msgid_len));
219 if (msg_ctxt_id != NULL)
220 #endif
221 {
222 memcpy (msg_ctxt_id, msgctxt, msgctxt_len - 1);
223 msg_ctxt_id[msgctxt_len - 1] = '\004';
224 memcpy (msg_ctxt_id + msgctxt_len, msgid, msgid_len);
225 translation = dcgettext (domain, msg_ctxt_id, category);
226 #if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
227 if (msg_ctxt_id != buf)
228 free (msg_ctxt_id);
229 #endif
230 if (translation != msg_ctxt_id)
231 return translation;
232 }
233 return msgid;
234 }
235
236 #define npgettext_expr(Msgctxt, Msgid, MsgidPlural, N) \
237 dcnpgettext_expr (NULL, Msgctxt, Msgid, MsgidPlural, N, LC_MESSAGES)
238 #define dnpgettext_expr(Domainname, Msgctxt, Msgid, MsgidPlural, N) \
239 dcnpgettext_expr (Domainname, Msgctxt, Msgid, MsgidPlural, N, LC_MESSAGES)
240
241 #ifdef __GNUC__
242 __inline
243 #else
244 #ifdef __cplusplus
245 inline
246 #endif
247 #endif
248 static const char *
dcnpgettext_expr(const char * domain,const char * msgctxt,const char * msgid,const char * msgid_plural,unsigned long int n,int category)249 dcnpgettext_expr (const char *domain,
250 const char *msgctxt, const char *msgid,
251 const char *msgid_plural, unsigned long int n,
252 int category)
253 {
254 size_t msgctxt_len = strlen (msgctxt) + 1;
255 size_t msgid_len = strlen (msgid) + 1;
256 const char *translation;
257 #if _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
258 char msg_ctxt_id[msgctxt_len + msgid_len];
259 #else
260 char buf[1024];
261 char *msg_ctxt_id =
262 (msgctxt_len + msgid_len <= sizeof (buf)
263 ? buf
264 : (char *) malloc (msgctxt_len + msgid_len));
265 if (msg_ctxt_id != NULL)
266 #endif
267 {
268 memcpy (msg_ctxt_id, msgctxt, msgctxt_len - 1);
269 msg_ctxt_id[msgctxt_len - 1] = '\004';
270 memcpy (msg_ctxt_id + msgctxt_len, msgid, msgid_len);
271 translation = dcngettext (domain, msg_ctxt_id, msgid_plural, n, category);
272 #if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
273 if (msg_ctxt_id != buf)
274 free (msg_ctxt_id);
275 #endif
276 if (!(translation == msg_ctxt_id || translation == msgid_plural))
277 return translation;
278 }
279 return (n == 1 ? msgid : msgid_plural);
280 }
281
282 #if ENABLE_NLS
283 #define _(String) gettext (String)
284 #define N_(String) gettext_noop (String)
285 #else
286 #define _(String) (String)
287 #define N_(String) String
288 #endif
289
290 #if ENABLE_NLS
291 int setup_nls(void);
292 unused__ static const int nls_init_ = setup_nls();
293 #endif
294
295 #endif /* _LIBGETTEXT_H */
296