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 internal_function
40 # define internal_function
41 #endif
42
43 #ifndef attribute_hidden
44 # define attribute_hidden
45 #endif
46
47 /* Tell the compiler when a conditional or integer expression is
48 almost always true or almost always false. */
49 #ifndef HAVE_BUILTIN_EXPECT
50 # define __builtin_expect(expr, val) (expr)
51 #endif
52
53 #ifndef W
54 # define W(flag, data) ((flag) ? SWAP (data) : (data))
55 #endif
56
57
58 #ifdef _LIBC
59 # include <byteswap.h>
60 # define SWAP(i) bswap_32 (i)
61 #else
62 static inline nls_uint32
SWAP(i)63 SWAP (i)
64 nls_uint32 i;
65 {
66 return (i << 24) | ((i & 0xff00) << 8) | ((i >> 8) & 0xff00) | (i >> 24);
67 }
68 #endif
69
70
71 /* In-memory representation of system dependent string. */
72 struct sysdep_string_desc
73 {
74 /* Length of addressed string, including the trailing NUL. */
75 size_t length;
76 /* Pointer to addressed string. */
77 const char *pointer;
78 };
79
80 /* The representation of an opened message catalog. */
81 struct loaded_domain
82 {
83 /* Pointer to memory containing the .mo file. */
84 const char *data;
85 /* 1 if the memory is mmap()ed, 0 if the memory is malloc()ed. */
86 int use_mmap;
87 /* Size of mmap()ed memory. */
88 size_t mmap_size;
89 /* 1 if the .mo file uses a different endianness than this machine. */
90 int must_swap;
91 /* Pointer to additional malloc()ed memory. */
92 void *malloced;
93
94 /* Number of static strings pairs. */
95 nls_uint32 nstrings;
96 /* Pointer to descriptors of original strings in the file. */
97 const struct string_desc *orig_tab;
98 /* Pointer to descriptors of translated strings in the file. */
99 const struct string_desc *trans_tab;
100
101 /* Number of system dependent strings pairs. */
102 nls_uint32 n_sysdep_strings;
103 /* Pointer to descriptors of original sysdep strings. */
104 const struct sysdep_string_desc *orig_sysdep_tab;
105 /* Pointer to descriptors of translated sysdep strings. */
106 const struct sysdep_string_desc *trans_sysdep_tab;
107
108 /* Size of hash table. */
109 nls_uint32 hash_size;
110 /* Pointer to hash table. */
111 const nls_uint32 *hash_tab;
112 /* 1 if the hash table uses a different endianness than this machine. */
113 int must_swap_hash_tab;
114
115 int codeset_cntr;
116 #ifdef _LIBC
117 __gconv_t conv;
118 #else
119 # if HAVE_ICONV
120 iconv_t conv;
121 # endif
122 #endif
123 char **conv_tab;
124
125 struct expression *plural;
126 unsigned long int nplurals;
127 };
128
129 /* We want to allocate a string at the end of the struct. But ISO C
130 doesn't allow zero sized arrays. */
131 #ifdef __GNUC__
132 # define ZERO 0
133 #else
134 # define ZERO 1
135 #endif
136
137 /* A set of settings bound to a message domain. Used to store settings
138 from bindtextdomain() and bind_textdomain_codeset(). */
139 struct binding
140 {
141 struct binding *next;
142 char *dirname;
143 int codeset_cntr; /* Incremented each time codeset changes. */
144 char *codeset;
145 char domainname[ZERO];
146 };
147
148 /* A counter which is incremented each time some previous translations
149 become invalid.
150 This variable is part of the external ABI of the GNU libintl. */
151 extern int _nl_msg_cat_cntr;
152
153 #ifndef _LIBC
154 const char *_nl_locale_name (int category, const char *categoryname);
155 #endif
156
157 struct loaded_l10nfile *_nl_find_domain (const char *__dirname, char *__locale,
158 const char *__domainname,
159 struct binding *__domainbinding)
160 internal_function;
161 void _nl_load_domain (struct loaded_l10nfile *__domain,
162 struct binding *__domainbinding)
163 internal_function;
164 void _nl_unload_domain (struct loaded_domain *__domain)
165 internal_function;
166 const char *_nl_init_domain_conv (struct loaded_l10nfile *__domain_file,
167 struct loaded_domain *__domain,
168 struct binding *__domainbinding)
169 internal_function;
170 void _nl_free_domain_conv (struct loaded_domain *__domain)
171 internal_function;
172
173 char *_nl_find_msg (struct loaded_l10nfile *domain_file,
174 struct binding *domainbinding, const char *msgid,
175 size_t *lengthp)
176 internal_function;
177
178 #ifdef _LIBC
179 extern char *__gettext (const char *__msgid);
180 extern char *__dgettext (const char *__domainname, const char *__msgid);
181 extern char *__dcgettext (const char *__domainname, const char *__msgid,
182 int __category);
183 extern char *__ngettext (const char *__msgid1, const char *__msgid2,
184 unsigned long int __n);
185 extern char *__dngettext (const char *__domainname,
186 const char *__msgid1, const char *__msgid2,
187 unsigned long int n);
188 extern char *__dcngettext (const char *__domainname,
189 const char *__msgid1, const char *__msgid2,
190 unsigned long int __n, int __category);
191 extern char *__dcigettext (const char *__domainname,
192 const char *__msgid1, const char *__msgid2,
193 int __plural, unsigned long int __n,
194 int __category);
195 extern char *__textdomain (const char *__domainname);
196 extern char *__bindtextdomain (const char *__domainname,
197 const char *__dirname);
198 extern char *__bind_textdomain_codeset (const char *__domainname,
199 const char *__codeset);
200 #else
201 /* Declare the exported libintl_* functions, in a way that allows us to
202 call them under their real name. */
203 # undef _INTL_REDIRECT_INLINE
204 # undef _INTL_REDIRECT_MACROS
205 # define _INTL_REDIRECT_MACROS
206 # include "libgnuintl.h"
207 extern char *libintl_dcigettext (const char *__domainname,
208 const char *__msgid1, const char *__msgid2,
209 int __plural, unsigned long int __n,
210 int __category);
211 #endif
212
213 /* @@ begin of epilog @@ */
214
215 #endif /* gettextP.h */
216