1 /* Header describing internals of libintl library.
2 Copyright (C) 1995-1999, 2000-2003 Free Software Foundation, Inc.
3 Written by Ulrich Drepper <drepper@cygnus.com>, 1995.
4
5 This program is free software; you can redistribute it and/or modify it
6 under the terms of the GNU Library General Public License as published
7 by the Free Software Foundation; either version 2, or (at your option)
8 any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
14
15 You should have received a copy of the GNU Library General Public
16 License along with this program; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301,
18 USA. */
19
20 #ifndef _GETTEXTP_H
21 #define _GETTEXTP_H
22
23 #include <stddef.h> /* Get size_t. */
24
25 #ifdef _LIBC
26 # include "../iconv/gconv_int.h"
27 #else
28 # if HAVE_ICONV
29 # include <iconv.h>
30 # endif
31 #endif
32
33 #include "loadinfo.h"
34
35 #include "gmo.h" /* Get nls_uint32. */
36
37 /* @@ end of prolog @@ */
38
39 #ifndef PARAMS
40 # if __STDC__ || defined __GNUC__ || defined __SUNPRO_C || defined __cplusplus || __PROTOTYPES
41 # define PARAMS(args) args
42 # else
43 # define PARAMS(args) ()
44 # endif
45 #endif
46
47 #ifndef internal_function
48 # define internal_function
49 #endif
50
51 #ifndef attribute_hidden
52 # define attribute_hidden
53 #endif
54
55 /* Tell the compiler when a conditional or integer expression is
56 almost always true or almost always false. */
57 #ifndef HAVE_BUILTIN_EXPECT
58 # define __builtin_expect(expr, val) (expr)
59 #endif
60
61 #ifndef W
62 # define W(flag, data) ((flag) ? SWAP (data) : (data))
63 #endif
64
65
66 #ifdef _LIBC
67 # include <byteswap.h>
68 # define SWAP(i) bswap_32 (i)
69 #else
70 static inline nls_uint32
71 SWAP (i)
72 nls_uint32 i;
73 {
74 return (i << 24) | ((i & 0xff00) << 8) | ((i >> 8) & 0xff00) | (i >> 24);
75 }
76 #endif
77
78
79 /* In-memory representation of system dependent string. */
80 struct sysdep_string_desc
81 {
82 /* Length of addressed string, including the trailing NUL. */
83 size_t length;
84 /* Pointer to addressed string. */
85 const char *pointer;
86 };
87
88 /* The representation of an opened message catalog. */
89 struct loaded_domain
90 {
91 /* Pointer to memory containing the .mo file. */
92 const char *data;
93 /* 1 if the memory is mmap()ed, 0 if the memory is malloc()ed. */
94 int use_mmap;
95 /* Size of mmap()ed memory. */
96 size_t mmap_size;
97 /* 1 if the .mo file uses a different endianness than this machine. */
98 int must_swap;
99 /* Pointer to additional malloc()ed memory. */
100 void *malloced;
101
102 /* Number of static strings pairs. */
103 nls_uint32 nstrings;
104 /* Pointer to descriptors of original strings in the file. */
105 const struct string_desc *orig_tab;
106 /* Pointer to descriptors of translated strings in the file. */
107 const struct string_desc *trans_tab;
108
109 /* Number of system dependent strings pairs. */
110 nls_uint32 n_sysdep_strings;
111 /* Pointer to descriptors of original sysdep strings. */
112 const struct sysdep_string_desc *orig_sysdep_tab;
113 /* Pointer to descriptors of translated sysdep strings. */
114 const struct sysdep_string_desc *trans_sysdep_tab;
115
116 /* Size of hash table. */
117 nls_uint32 hash_size;
118 /* Pointer to hash table. */
119 const nls_uint32 *hash_tab;
120 /* 1 if the hash table uses a different endianness than this machine. */
121 int must_swap_hash_tab;
122
123 int codeset_cntr;
124 #ifdef _LIBC
125 __gconv_t conv;
126 #else
127 # if HAVE_ICONV
128 iconv_t conv;
129 # endif
130 #endif
131 char **conv_tab;
132
133 struct expression *plural;
134 unsigned long int nplurals;
135 };
136
137 /* We want to allocate a string at the end of the struct. But ISO C
138 doesn't allow zero sized arrays. */
139 #ifdef __GNUC__
140 # define ZERO 0
141 #else
142 # define ZERO 1
143 #endif
144
145 /* A set of settings bound to a message domain. Used to store settings
146 from bindtextdomain() and bind_textdomain_codeset(). */
147 struct binding
148 {
149 struct binding *next;
150 char *dirname;
151 int codeset_cntr; /* Incremented each time codeset changes. */
152 char *codeset;
153 char domainname[ZERO];
154 };
155
156 /* A counter which is incremented each time some previous translations
157 become invalid.
158 This variable is part of the external ABI of the GNU libintl. */
159 extern int _nl_msg_cat_cntr;
160
161 #ifndef _LIBC
162 const char *_nl_locale_name PARAMS ((int category, const char *categoryname));
163 #endif
164
165 struct loaded_l10nfile *_nl_find_domain PARAMS ((const char *__dirname,
166 char *__locale,
167 const char *__domainname,
168 struct binding *__domainbinding))
169 internal_function;
170 void _nl_load_domain PARAMS ((struct loaded_l10nfile *__domain,
171 struct binding *__domainbinding))
172 internal_function;
173 void _nl_unload_domain PARAMS ((struct loaded_domain *__domain))
174 internal_function;
175 const char *_nl_init_domain_conv PARAMS ((struct loaded_l10nfile *__domain_file,
176 struct loaded_domain *__domain,
177 struct binding *__domainbinding))
178 internal_function;
179 void _nl_free_domain_conv PARAMS ((struct loaded_domain *__domain))
180 internal_function;
181
182 char *_nl_find_msg PARAMS ((struct loaded_l10nfile *domain_file,
183 struct binding *domainbinding,
184 const char *msgid, size_t *lengthp))
185 internal_function;
186
187 #ifdef _LIBC
188 extern char *__gettext PARAMS ((const char *__msgid));
189 extern char *__dgettext PARAMS ((const char *__domainname,
190 const char *__msgid));
191 extern char *__dcgettext PARAMS ((const char *__domainname,
192 const char *__msgid, int __category));
193 extern char *__ngettext PARAMS ((const char *__msgid1, const char *__msgid2,
194 unsigned long int __n));
195 extern char *__dngettext PARAMS ((const char *__domainname,
196 const char *__msgid1, const char *__msgid2,
197 unsigned long int n));
198 extern char *__dcngettext PARAMS ((const char *__domainname,
199 const char *__msgid1, const char *__msgid2,
200 unsigned long int __n, int __category));
201 extern char *__dcigettext PARAMS ((const char *__domainname,
202 const char *__msgid1, const char *__msgid2,
203 int __plural, unsigned long int __n,
204 int __category));
205 extern char *__textdomain PARAMS ((const char *__domainname));
206 extern char *__bindtextdomain PARAMS ((const char *__domainname,
207 const char *__dirname));
208 extern char *__bind_textdomain_codeset PARAMS ((const char *__domainname,
209 const char *__codeset));
210 #else
211 /* Declare the exported libintl_* functions, in a way that allows us to
212 call them under their real name. */
213 # define _INTL_REDIRECT_MACROS
214 # include "libintl.h"
215 extern char *libintl_dcigettext PARAMS ((const char *__domainname,
216 const char *__msgid1,
217 const char *__msgid2,
218 int __plural, unsigned long int __n,
219 int __category));
220 #endif
221
222 /* @@ begin of epilog @@ */
223
224 #endif /* gettextP.h */