tzwrapper.cc: fixed use of iterator after erase
[barry.git] / src / gettext.h
blob209921e654f550eb0123212e6926b5e9e38accbc
1 /* Convenience header for conditional use of GNU <libintl.h>.
2 Copyright (C) 1995-1998, 2000-2002, 2004-2006 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 2, or (at your option)
7 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 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,
17 USA. */
19 #ifndef _LIBGETTEXT_H
20 #define _LIBGETTEXT_H 1
22 /* NLS can be disabled through the configure --disable-nls option. */
23 #if ENABLE_NLS
25 /* Get declarations of GNU message catalog functions. */
26 # include <libintl.h>
28 /* You can set the DEFAULT_TEXT_DOMAIN macro to specify the domain used by
29 the gettext() and ngettext() macros. This is an alternative to calling
30 textdomain(), and is useful for libraries. */
31 # ifdef DEFAULT_TEXT_DOMAIN
32 # undef gettext
33 # define gettext(Msgid) \
34 dgettext (DEFAULT_TEXT_DOMAIN, Msgid)
35 # undef ngettext
36 # define ngettext(Msgid1, Msgid2, N) \
37 dngettext (DEFAULT_TEXT_DOMAIN, Msgid1, Msgid2, N)
38 # endif
40 #else
42 /* Solaris /usr/include/locale.h includes /usr/include/libintl.h, which
43 chokes if dcgettext is defined as a macro. So include it now, to make
44 later inclusions of <locale.h> a NOP. We don't include <libintl.h>
45 as well because people using "gettext.h" will not include <libintl.h>,
46 and also including <libintl.h> would fail on SunOS 4, whereas <locale.h>
47 is OK. */
48 #if defined(__sun)
49 # include <locale.h>
50 #endif
52 /* Many header files from the libstdc++ coming with g++ 3.3 or newer include
53 <libintl.h>, which chokes if dcgettext is defined as a macro. So include
54 it now, to make later inclusions of <libintl.h> a NOP. */
55 #if defined(__cplusplus) && defined(__GNUG__) && (__GNUC__ >= 3)
56 # include <cstdlib>
57 # if (__GLIBC__ >= 2) || _GLIBCXX_HAVE_LIBINTL_H
58 # include <libintl.h>
59 # endif
60 #endif
62 /* Disabled NLS.
63 The casts to 'const char *' serve the purpose of producing warnings
64 for invalid uses of the value returned from these functions.
65 On pre-ANSI systems without 'const', the config.h file is supposed to
66 contain "#define const". */
67 # define gettext(Msgid) ((const char *) (Msgid))
68 # define dgettext(Domainname, Msgid) ((void) (Domainname), gettext (Msgid))
69 # define dcgettext(Domainname, Msgid, Category) \
70 ((void) (Category), dgettext (Domainname, Msgid))
71 # define ngettext(Msgid1, Msgid2, N) \
72 ((N) == 1 \
73 ? ((void) (Msgid2), (const char *) (Msgid1)) \
74 : ((void) (Msgid1), (const char *) (Msgid2)))
75 # define dngettext(Domainname, Msgid1, Msgid2, N) \
76 ((void) (Domainname), ngettext (Msgid1, Msgid2, N))
77 # define dcngettext(Domainname, Msgid1, Msgid2, N, Category) \
78 ((void) (Category), dngettext(Domainname, Msgid1, Msgid2, N))
79 # define textdomain(Domainname) ((const char *) (Domainname))
80 # define bindtextdomain(Domainname, Dirname) \
81 ((void) (Domainname), (const char *) (Dirname))
82 # define bind_textdomain_codeset(Domainname, Codeset) \
83 ((void) (Domainname), (const char *) (Codeset))
85 #endif
87 /* A pseudo function call that serves as a marker for the automated
88 extraction of messages, but does not call gettext(). The run-time
89 translation is done at a different place in the code.
90 The argument, String, should be a literal string. Concatenated strings
91 and other string expressions won't work.
92 The macro's expansion is not parenthesized, so that it is suitable as
93 initializer for static 'char[]' or 'const char[]' variables. */
94 #define gettext_noop(String) String
96 /* The separator between msgctxt and msgid in a .mo file. */
97 #define GETTEXT_CONTEXT_GLUE "\004"
99 /* Pseudo function calls, taking a MSGCTXT and a MSGID instead of just a
100 MSGID. MSGCTXT and MSGID must be string literals. MSGCTXT should be
101 short and rarely need to change.
102 The letter 'p' stands for 'particular' or 'special'. */
103 #ifdef DEFAULT_TEXT_DOMAIN
104 # define pgettext(Msgctxt, Msgid) \
105 pgettext_aux (DEFAULT_TEXT_DOMAIN, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)
106 #else
107 # define pgettext(Msgctxt, Msgid) \
108 pgettext_aux (NULL, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)
109 #endif
110 #define dpgettext(Domainname, Msgctxt, Msgid) \
111 pgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, LC_MESSAGES)
112 #define dcpgettext(Domainname, Msgctxt, Msgid, Category) \
113 pgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, Category)
114 #ifdef DEFAULT_TEXT_DOMAIN
115 # define npgettext(Msgctxt, Msgid, MsgidPlural, N) \
116 npgettext_aux (DEFAULT_TEXT_DOMAIN, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)
117 #else
118 # define npgettext(Msgctxt, Msgid, MsgidPlural, N) \
119 npgettext_aux (NULL, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)
120 #endif
121 #define dnpgettext(Domainname, Msgctxt, Msgid, MsgidPlural, N) \
122 npgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, LC_MESSAGES)
123 #define dcnpgettext(Domainname, Msgctxt, Msgid, MsgidPlural, N, Category) \
124 npgettext_aux (Domainname, Msgctxt GETTEXT_CONTEXT_GLUE Msgid, Msgid, MsgidPlural, N, Category)
126 #ifdef __GNUC__
127 __inline
128 #else
129 #ifdef __cplusplus
130 inline
131 #endif
132 #endif
133 static const char *
134 pgettext_aux (const char *domain,
135 const char *msg_ctxt_id, const char *msgid,
136 int category)
138 const char *translation = dcgettext (domain, msg_ctxt_id, category);
139 if (translation == msg_ctxt_id)
140 return msgid;
141 else
142 return translation;
145 #ifdef __GNUC__
146 __inline
147 #else
148 #ifdef __cplusplus
149 inline
150 #endif
151 #endif
152 static const char *
153 npgettext_aux (const char *domain,
154 const char *msg_ctxt_id, const char *msgid,
155 const char *msgid_plural, unsigned long int n,
156 int category)
158 const char *translation =
159 dcngettext (domain, msg_ctxt_id, msgid_plural, n, category);
160 if (translation == msg_ctxt_id || translation == msgid_plural)
161 return (n == 1 ? msgid : msgid_plural);
162 else
163 return translation;
166 /* The same thing extended for non-constant arguments. Here MSGCTXT and MSGID
167 can be arbitrary expressions. But for string literals these macros are
168 less efficient than those above. */
170 #include <string.h>
172 #define _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS \
173 (((__GNUC__ >= 3 || __GNUG__ >= 2) && !__STRICT_ANSI__) \
174 /* || __STDC_VERSION__ >= 199901L */ )
176 #if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
177 #include <stdlib.h>
178 #endif
180 #define pgettext_expr(Msgctxt, Msgid) \
181 dcpgettext_expr (NULL, Msgctxt, Msgid, LC_MESSAGES)
182 #define dpgettext_expr(Domainname, Msgctxt, Msgid) \
183 dcpgettext_expr (Domainname, Msgctxt, Msgid, LC_MESSAGES)
185 #ifdef __GNUC__
186 __inline
187 #else
188 #ifdef __cplusplus
189 inline
190 #endif
191 #endif
192 static const char *
193 dcpgettext_expr (const char *domain,
194 const char *msgctxt, const char *msgid,
195 int category)
197 size_t msgctxt_len = strlen (msgctxt) + 1;
198 size_t msgid_len = strlen (msgid) + 1;
199 const char *translation;
200 #if _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
201 char msg_ctxt_id[msgctxt_len + msgid_len];
202 #else
203 char buf[1024];
204 char *msg_ctxt_id =
205 (msgctxt_len + msgid_len <= sizeof (buf)
206 ? buf
207 : (char *) malloc (msgctxt_len + msgid_len));
208 if (msg_ctxt_id != NULL)
209 #endif
211 memcpy (msg_ctxt_id, msgctxt, msgctxt_len - 1);
212 msg_ctxt_id[msgctxt_len - 1] = '\004';
213 memcpy (msg_ctxt_id + msgctxt_len, msgid, msgid_len);
214 translation = dcgettext (domain, msg_ctxt_id, category);
215 #if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
216 if (msg_ctxt_id != buf)
217 free (msg_ctxt_id);
218 #endif
219 if (translation != msg_ctxt_id)
220 return translation;
222 return msgid;
225 #define npgettext_expr(Msgctxt, Msgid, MsgidPlural, N) \
226 dcnpgettext_expr (NULL, Msgctxt, Msgid, MsgidPlural, N, LC_MESSAGES)
227 #define dnpgettext_expr(Domainname, Msgctxt, Msgid, MsgidPlural, N) \
228 dcnpgettext_expr (Domainname, Msgctxt, Msgid, MsgidPlural, N, LC_MESSAGES)
230 #ifdef __GNUC__
231 __inline
232 #else
233 #ifdef __cplusplus
234 inline
235 #endif
236 #endif
237 static const char *
238 dcnpgettext_expr (const char *domain,
239 const char *msgctxt, const char *msgid,
240 const char *msgid_plural, unsigned long int n,
241 int category)
243 size_t msgctxt_len = strlen (msgctxt) + 1;
244 size_t msgid_len = strlen (msgid) + 1;
245 const char *translation;
246 #if _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
247 char msg_ctxt_id[msgctxt_len + msgid_len];
248 #else
249 char buf[1024];
250 char *msg_ctxt_id =
251 (msgctxt_len + msgid_len <= sizeof (buf)
252 ? buf
253 : (char *) malloc (msgctxt_len + msgid_len));
254 if (msg_ctxt_id != NULL)
255 #endif
257 memcpy (msg_ctxt_id, msgctxt, msgctxt_len - 1);
258 msg_ctxt_id[msgctxt_len - 1] = '\004';
259 memcpy (msg_ctxt_id + msgctxt_len, msgid, msgid_len);
260 translation = dcngettext (domain, msg_ctxt_id, msgid_plural, n, category);
261 #if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
262 if (msg_ctxt_id != buf)
263 free (msg_ctxt_id);
264 #endif
265 if (!(translation == msg_ctxt_id || translation == msgid_plural))
266 return translation;
268 return (n == 1 ? msgid : msgid_plural);
271 #endif /* _LIBGETTEXT_H */