summaryrefslogtreecommitdiff
path: root/intl/gettextP.h
blob: b48912d2120a3ecdfd6996686011f99201a40c39 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
/* Header describing internals of libintl library.
   Copyright (C) 1995-1999, 2000, 2001, 2004-2005, 2007, 2011
   Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Written by Ulrich Drepper <drepper@cygnus.com>, 1995.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <http://www.gnu.org/licenses/>.  */

#ifndef _GETTEXTP_H
#define _GETTEXTP_H

#include <stddef.h>		/* Get size_t.  */

#ifdef _LIBC
# include "../iconv/gconv_int.h"
#else
# if HAVE_ICONV
#  include <iconv.h>
# endif
#endif

#include "loadinfo.h"

#include "gmo.h"		/* Get nls_uint32.  */

/* @@ end of prolog @@ */

#ifndef PARAMS
# if __STDC__ || defined __GNUC__ || defined __SUNPRO_C || defined __cplusplus || __PROTOTYPES
#  define PARAMS(args) args
# else
#  define PARAMS(args) ()
# endif
#endif

#ifndef internal_function
# define internal_function
#endif

#ifndef attribute_hidden
# define attribute_hidden
#endif

#ifndef W
# define W(flag, data) ((flag) ? SWAP (data) : (data))
#endif


#ifdef _LIBC
# include <byteswap.h>
# define SWAP(i) bswap_32 (i)
#else
static nls_uint32 SWAP PARAMS ((nls_uint32 i));

static inline nls_uint32
SWAP (i)
     nls_uint32 i;
{
  return (i << 24) | ((i & 0xff00) << 8) | ((i >> 8) & 0xff00) | (i >> 24);
}
#endif


/* In-memory representation of system dependent string.  */
struct sysdep_string_desc
{
  /* Length of addressed string, including the trailing NUL.  */
  size_t length;
  /* Pointer to addressed string.  */
  const char *pointer;
};

/* Cache of translated strings after charset conversion.
   Note: The strings are converted to the target encoding only on an as-needed
   basis.  */
struct converted_domain
{
  /* The target encoding name.  */
  const char *encoding;
  /* The descriptor for conversion from the message catalog's encoding to
     this target encoding.  */
#ifdef _LIBC
  __gconv_t conv;
#else
# if HAVE_ICONV
  iconv_t conv;
# endif
#endif
  /* The table of translated strings after charset conversion.  */
  char **conv_tab;
};

/* The representation of an opened message catalog.  */
struct loaded_domain
{
  /* Pointer to memory containing the .mo file.  */
  const char *data;
  /* 1 if the memory is mmap()ed, 0 if the memory is malloc()ed.  */
  int use_mmap;
  /* Size of mmap()ed memory.  */
  size_t mmap_size;
  /* 1 if the .mo file uses a different endianness than this machine.  */
  int must_swap;
  /* Pointer to additional malloc()ed memory.  */
  void *malloced;

  /* Number of static strings pairs.  */
  nls_uint32 nstrings;
  /* Pointer to descriptors of original strings in the file.  */
  const struct string_desc *orig_tab;
  /* Pointer to descriptors of translated strings in the file.  */
  const struct string_desc *trans_tab;

  /* Number of system dependent strings pairs.  */
  nls_uint32 n_sysdep_strings;
  /* Pointer to descriptors of original sysdep strings.  */
  const struct sysdep_string_desc *orig_sysdep_tab;
  /* Pointer to descriptors of translated sysdep strings.  */
  const struct sysdep_string_desc *trans_sysdep_tab;

  /* Size of hash table.  */
  nls_uint32 hash_size;
  /* Pointer to hash table.  */
  const nls_uint32 *hash_tab;
  /* 1 if the hash table uses a different endianness than this machine.  */
  int must_swap_hash_tab;

  /* Cache of charset conversions of the translated strings.  */
  struct converted_domain *conversions;
  size_t nconversions;
  __libc_rwlock_define (, conversions_lock);

  const struct expression *plural;
  unsigned long int nplurals;
};

/* We want to allocate a string at the end of the struct.  But ISO C
   doesn't allow zero sized arrays.  */
#ifdef __GNUC__
# define ZERO 0
#else
# define ZERO 1
#endif

/* A set of settings bound to a message domain.  Used to store settings
   from bindtextdomain() and bind_textdomain_codeset().  */
struct binding
{
  struct binding *next;
  char *dirname;
  char *codeset;
  char domainname[ZERO];
};

/* A counter which is incremented each time some previous translations
   become invalid.
   This variable is part of the external ABI of the GNU libintl.  */
extern int _nl_msg_cat_cntr;

#ifndef _LIBC
const char *_nl_locale_name PARAMS ((int category, const char *categoryname));
#endif

struct loaded_l10nfile *_nl_find_domain PARAMS ((const char *__dirname,
						 char *__locale,
						 const char *__domainname,
					      struct binding *__domainbinding))
     internal_function;
void _nl_load_domain PARAMS ((struct loaded_l10nfile *__domain,
			      struct binding *__domainbinding))
     internal_function;

char *_nl_find_msg PARAMS ((struct loaded_l10nfile *domain_file,
			    struct binding *domainbinding, const char *msgid,
			    int convert, size_t *lengthp))
     internal_function;

#ifdef _LIBC
extern char *__gettext PARAMS ((const char *__msgid));
extern char *__dgettext PARAMS ((const char *__domainname,
				 const char *__msgid));
extern char *__dcgettext PARAMS ((const char *__domainname,
				  const char *__msgid, int __category));
extern char *__ngettext PARAMS ((const char *__msgid1, const char *__msgid2,
				 unsigned long int __n));
extern char *__dngettext PARAMS ((const char *__domainname,
				  const char *__msgid1, const char *__msgid2,
				  unsigned long int n));
extern char *__dcngettext PARAMS ((const char *__domainname,
				   const char *__msgid1, const char *__msgid2,
				   unsigned long int __n, int __category));
extern char *__dcigettext PARAMS ((const char *__domainname,
				   const char *__msgid1, const char *__msgid2,
				   int __plural, unsigned long int __n,
				   int __category));
extern char *__textdomain PARAMS ((const char *__domainname));
extern char *__bindtextdomain PARAMS ((const char *__domainname,
				       const char *__dirname));
extern char *__bind_textdomain_codeset PARAMS ((const char *__domainname,
						const char *__codeset));
extern void _nl_finddomain_subfreeres PARAMS ((void)) attribute_hidden;
extern void _nl_unload_domain PARAMS ((struct loaded_domain *__domain))
     internal_function attribute_hidden;
#else
extern char *libintl_gettext PARAMS ((const char *__msgid));
extern char *libintl_dgettext PARAMS ((const char *__domainname,
				       const char *__msgid));
extern char *libintl_dcgettext PARAMS ((const char *__domainname,
					const char *__msgid, int __category));
extern char *libintl_ngettext PARAMS ((const char *__msgid1,
				       const char *__msgid2,
				       unsigned long int __n));
extern char *libintl_dngettext PARAMS ((const char *__domainname,
					const char *__msgid1,
					const char *__msgid2,
					unsigned long int __n));
extern char *libintl_dcngettext PARAMS ((const char *__domainname,
					 const char *__msgid1,
					 const char *__msgid2,
					 unsigned long int __n,
					 int __category));
extern char *libintl_dcigettext PARAMS ((const char *__domainname,
					 const char *__msgid1,
					 const char *__msgid2,
					 int __plural, unsigned long int __n,
					 int __category));
extern char *libintl_textdomain PARAMS ((const char *__domainname));
extern char *libintl_bindtextdomain PARAMS ((const char *__domainname,
					     const char *__dirname));
extern char *libintl_bind_textdomain_codeset PARAMS ((const char *__domainname,
						      const char *__codeset));
#endif

/* @@ begin of epilog @@ */

#endif /* gettextP.h  */