* locale/programs/ld-time.c (time_finish): If wide era name or
[glibc.git] / intl / gettextP.h
blobf18535a5b3a94423be3506ebbf1b20fac6fc4fb8
1 /* Header describing internals of libintl library.
2 Copyright (C) 1995-1999, 2000, 2001, 2004-2005 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Written by Ulrich Drepper <drepper@cygnus.com>, 1995.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, write to the Free
18 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19 02111-1307 USA. */
21 #ifndef _GETTEXTP_H
22 #define _GETTEXTP_H
24 #include <stddef.h> /* Get size_t. */
26 #ifdef _LIBC
27 # include "../iconv/gconv_int.h"
28 #else
29 # if HAVE_ICONV
30 # include <iconv.h>
31 # endif
32 #endif
34 #include "loadinfo.h"
36 #include "gmo.h" /* Get nls_uint32. */
38 /* @@ end of prolog @@ */
40 #ifndef PARAMS
41 # if __STDC__ || defined __GNUC__ || defined __SUNPRO_C || defined __cplusplus || __PROTOTYPES
42 # define PARAMS(args) args
43 # else
44 # define PARAMS(args) ()
45 # endif
46 #endif
48 #ifndef internal_function
49 # define internal_function
50 #endif
52 #ifndef attribute_hidden
53 # define attribute_hidden
54 #endif
56 /* Tell the compiler when a conditional or integer expression is
57 almost always true or almost always false. */
58 #ifndef HAVE_BUILTIN_EXPECT
59 # define __builtin_expect(expr, val) (expr)
60 #endif
62 #ifndef W
63 # define W(flag, data) ((flag) ? SWAP (data) : (data))
64 #endif
67 #ifdef _LIBC
68 # include <byteswap.h>
69 # define SWAP(i) bswap_32 (i)
70 #else
71 static nls_uint32 SWAP PARAMS ((nls_uint32 i));
73 static inline nls_uint32
74 SWAP (i)
75 nls_uint32 i;
77 return (i << 24) | ((i & 0xff00) << 8) | ((i >> 8) & 0xff00) | (i >> 24);
79 #endif
82 /* In-memory representation of system dependent string. */
83 struct sysdep_string_desc
85 /* Length of addressed string, including the trailing NUL. */
86 size_t length;
87 /* Pointer to addressed string. */
88 const char *pointer;
91 /* Cache of translated strings after charset conversion.
92 Note: The strings are converted to the target encoding only on an as-needed
93 basis. */
94 struct converted_domain
96 /* The target encoding name. */
97 const char *encoding;
98 /* The descriptor for conversion from the message catalog's encoding to
99 this target encoding. */
100 #ifdef _LIBC
101 __gconv_t conv;
102 #else
103 # if HAVE_ICONV
104 iconv_t conv;
105 # endif
106 #endif
107 /* The table of translated strings after charset conversion. */
108 char **conv_tab;
111 /* The representation of an opened message catalog. */
112 struct loaded_domain
114 /* Pointer to memory containing the .mo file. */
115 const char *data;
116 /* 1 if the memory is mmap()ed, 0 if the memory is malloc()ed. */
117 int use_mmap;
118 /* Size of mmap()ed memory. */
119 size_t mmap_size;
120 /* 1 if the .mo file uses a different endianness than this machine. */
121 int must_swap;
122 /* Pointer to additional malloc()ed memory. */
123 void *malloced;
125 /* Number of static strings pairs. */
126 nls_uint32 nstrings;
127 /* Pointer to descriptors of original strings in the file. */
128 const struct string_desc *orig_tab;
129 /* Pointer to descriptors of translated strings in the file. */
130 const struct string_desc *trans_tab;
132 /* Number of system dependent strings pairs. */
133 nls_uint32 n_sysdep_strings;
134 /* Pointer to descriptors of original sysdep strings. */
135 const struct sysdep_string_desc *orig_sysdep_tab;
136 /* Pointer to descriptors of translated sysdep strings. */
137 const struct sysdep_string_desc *trans_sysdep_tab;
139 /* Size of hash table. */
140 nls_uint32 hash_size;
141 /* Pointer to hash table. */
142 const nls_uint32 *hash_tab;
143 /* 1 if the hash table uses a different endianness than this machine. */
144 int must_swap_hash_tab;
146 /* Cache of charset conversions of the translated strings. */
147 struct converted_domain *conversions;
148 size_t nconversions;
150 struct expression *plural;
151 unsigned long int nplurals;
154 /* We want to allocate a string at the end of the struct. But ISO C
155 doesn't allow zero sized arrays. */
156 #ifdef __GNUC__
157 # define ZERO 0
158 #else
159 # define ZERO 1
160 #endif
162 /* A set of settings bound to a message domain. Used to store settings
163 from bindtextdomain() and bind_textdomain_codeset(). */
164 struct binding
166 struct binding *next;
167 char *dirname;
168 char *codeset;
169 char domainname[ZERO];
172 /* A counter which is incremented each time some previous translations
173 become invalid.
174 This variable is part of the external ABI of the GNU libintl. */
175 extern int _nl_msg_cat_cntr;
177 #ifndef _LIBC
178 const char *_nl_locale_name PARAMS ((int category, const char *categoryname));
179 #endif
181 struct loaded_l10nfile *_nl_find_domain PARAMS ((const char *__dirname,
182 char *__locale,
183 const char *__domainname,
184 struct binding *__domainbinding))
185 internal_function;
186 void _nl_load_domain PARAMS ((struct loaded_l10nfile *__domain,
187 struct binding *__domainbinding))
188 internal_function;
190 char *_nl_find_msg PARAMS ((struct loaded_l10nfile *domain_file,
191 struct binding *domainbinding, const char *msgid,
192 int convert, size_t *lengthp))
193 internal_function;
195 #ifdef _LIBC
196 extern char *__gettext PARAMS ((const char *__msgid));
197 extern char *__dgettext PARAMS ((const char *__domainname,
198 const char *__msgid));
199 extern char *__dcgettext PARAMS ((const char *__domainname,
200 const char *__msgid, int __category));
201 extern char *__ngettext PARAMS ((const char *__msgid1, const char *__msgid2,
202 unsigned long int __n));
203 extern char *__dngettext PARAMS ((const char *__domainname,
204 const char *__msgid1, const char *__msgid2,
205 unsigned long int n));
206 extern char *__dcngettext PARAMS ((const char *__domainname,
207 const char *__msgid1, const char *__msgid2,
208 unsigned long int __n, int __category));
209 extern char *__dcigettext PARAMS ((const char *__domainname,
210 const char *__msgid1, const char *__msgid2,
211 int __plural, unsigned long int __n,
212 int __category));
213 extern char *__textdomain PARAMS ((const char *__domainname));
214 extern char *__bindtextdomain PARAMS ((const char *__domainname,
215 const char *__dirname));
216 extern char *__bind_textdomain_codeset PARAMS ((const char *__domainname,
217 const char *__codeset));
218 extern void _nl_finddomain_subfreeres PARAMS ((void)) attribute_hidden;
219 extern void _nl_unload_domain PARAMS ((struct loaded_domain *__domain))
220 internal_function attribute_hidden;
221 #else
222 extern char *libintl_gettext PARAMS ((const char *__msgid));
223 extern char *libintl_dgettext PARAMS ((const char *__domainname,
224 const char *__msgid));
225 extern char *libintl_dcgettext PARAMS ((const char *__domainname,
226 const char *__msgid, int __category));
227 extern char *libintl_ngettext PARAMS ((const char *__msgid1,
228 const char *__msgid2,
229 unsigned long int __n));
230 extern char *libintl_dngettext PARAMS ((const char *__domainname,
231 const char *__msgid1,
232 const char *__msgid2,
233 unsigned long int __n));
234 extern char *libintl_dcngettext PARAMS ((const char *__domainname,
235 const char *__msgid1,
236 const char *__msgid2,
237 unsigned long int __n,
238 int __category));
239 extern char *libintl_dcigettext PARAMS ((const char *__domainname,
240 const char *__msgid1,
241 const char *__msgid2,
242 int __plural, unsigned long int __n,
243 int __category));
244 extern char *libintl_textdomain PARAMS ((const char *__domainname));
245 extern char *libintl_bindtextdomain PARAMS ((const char *__domainname,
246 const char *__dirname));
247 extern char *libintl_bind_textdomain_codeset PARAMS ((const char *__domainname,
248 const char *__codeset));
249 #endif
251 /* @@ begin of epilog @@ */
253 #endif /* gettextP.h */