1/* gettextP.h - Header describing internals of libintl library. */
2
3/* Copyright (C) 1995-1999, 2000-2003, 2005-2009 Free Software Foundation, Inc.
4   Written by Ulrich Drepper <drepper@cygnus.com>, 1995.
5
6   This file is part of GNU Bash.
7
8   Bash is free software: you can redistribute it and/or modify
9   it under the terms of the GNU General Public License as published by
10   the Free Software Foundation, either version 3 of the License, or
11   (at your option) any later version.
12
13   Bash is distributed in the hope that it will be useful,
14   but WITHOUT ANY WARRANTY; without even the implied warranty of
15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16   GNU General Public License for more details.
17
18   You should have received a copy of the GNU General Public License
19   along with Bash.  If not, see <http://www.gnu.org/licenses/>.
20*/
21
22#ifndef _GETTEXTP_H
23#define _GETTEXTP_H
24
25#include <stddef.h>		/* Get size_t.  */
26
27#ifdef _LIBC
28# include "../iconv/gconv_int.h"
29#else
30# if HAVE_ICONV
31#  include <iconv.h>
32# endif
33#endif
34
35#include "loadinfo.h"
36
37#include "gmo.h"		/* Get nls_uint32.  */
38
39/* @@ end of prolog @@ */
40
41#ifndef PARAMS
42# if __STDC__ || defined __GNUC__ || defined __SUNPRO_C || defined __cplusplus || __PROTOTYPES
43#  define PARAMS(args) args
44# else
45#  define PARAMS(args) ()
46# endif
47#endif
48
49#ifndef internal_function
50# define internal_function
51#endif
52
53#ifndef attribute_hidden
54# define attribute_hidden
55#endif
56
57/* Tell the compiler when a conditional or integer expression is
58   almost always true or almost always false.  */
59#ifndef HAVE_BUILTIN_EXPECT
60# define __builtin_expect(expr, val) (expr)
61#endif
62
63#ifndef W
64# define W(flag, data) ((flag) ? SWAP (data) : (data))
65#endif
66
67
68#ifdef _LIBC
69# include <byteswap.h>
70# define SWAP(i) bswap_32 (i)
71#else
72static inline nls_uint32
73SWAP (i)
74     nls_uint32 i;
75{
76  return (i << 24) | ((i & 0xff00) << 8) | ((i >> 8) & 0xff00) | (i >> 24);
77}
78#endif
79
80
81/* In-memory representation of system dependent string.  */
82struct sysdep_string_desc
83{
84  /* Length of addressed string, including the trailing NUL.  */
85  size_t length;
86  /* Pointer to addressed string.  */
87  const char *pointer;
88};
89
90/* The representation of an opened message catalog.  */
91struct loaded_domain
92{
93  /* Pointer to memory containing the .mo file.  */
94  const char *data;
95  /* 1 if the memory is mmap()ed, 0 if the memory is malloc()ed.  */
96  int use_mmap;
97  /* Size of mmap()ed memory.  */
98  size_t mmap_size;
99  /* 1 if the .mo file uses a different endianness than this machine.  */
100  int must_swap;
101  /* Pointer to additional malloc()ed memory.  */
102  void *malloced;
103
104  /* Number of static strings pairs.  */
105  nls_uint32 nstrings;
106  /* Pointer to descriptors of original strings in the file.  */
107  const struct string_desc *orig_tab;
108  /* Pointer to descriptors of translated strings in the file.  */
109  const struct string_desc *trans_tab;
110
111  /* Number of system dependent strings pairs.  */
112  nls_uint32 n_sysdep_strings;
113  /* Pointer to descriptors of original sysdep strings.  */
114  const struct sysdep_string_desc *orig_sysdep_tab;
115  /* Pointer to descriptors of translated sysdep strings.  */
116  const struct sysdep_string_desc *trans_sysdep_tab;
117
118  /* Size of hash table.  */
119  nls_uint32 hash_size;
120  /* Pointer to hash table.  */
121  const nls_uint32 *hash_tab;
122  /* 1 if the hash table uses a different endianness than this machine.  */
123  int must_swap_hash_tab;
124
125  int codeset_cntr;
126#ifdef _LIBC
127  __gconv_t conv;
128#else
129# if HAVE_ICONV
130  iconv_t conv;
131# endif
132#endif
133  char **conv_tab;
134
135  struct expression *plural;
136  unsigned long int nplurals;
137};
138
139/* We want to allocate a string at the end of the struct.  But ISO C
140   doesn't allow zero sized arrays.  */
141#ifdef __GNUC__
142# define ZERO 0
143#else
144# define ZERO 1
145#endif
146
147/* A set of settings bound to a message domain.  Used to store settings
148   from bindtextdomain() and bind_textdomain_codeset().  */
149struct binding
150{
151  struct binding *next;
152  char *dirname;
153  int codeset_cntr;	/* Incremented each time codeset changes.  */
154  char *codeset;
155  char domainname[ZERO];
156};
157
158/* A counter which is incremented each time some previous translations
159   become invalid.
160   This variable is part of the external ABI of the GNU libintl.  */
161extern int _nl_msg_cat_cntr;
162
163#ifndef _LIBC
164const char *_nl_locale_name PARAMS ((int category, const char *categoryname));
165#endif
166
167struct loaded_l10nfile *_nl_find_domain PARAMS ((const char *__dirname,
168						 char *__locale,
169						 const char *__domainname,
170					      struct binding *__domainbinding))
171     internal_function;
172void _nl_load_domain PARAMS ((struct loaded_l10nfile *__domain,
173			      struct binding *__domainbinding))
174     internal_function;
175void _nl_unload_domain PARAMS ((struct loaded_domain *__domain))
176     internal_function;
177const char *_nl_init_domain_conv PARAMS ((struct loaded_l10nfile *__domain_file,
178					  struct loaded_domain *__domain,
179					  struct binding *__domainbinding))
180     internal_function;
181void _nl_free_domain_conv PARAMS ((struct loaded_domain *__domain))
182     internal_function;
183
184char *_nl_find_msg PARAMS ((struct loaded_l10nfile *domain_file,
185			    struct binding *domainbinding,
186			    const char *msgid, size_t *lengthp))
187     internal_function;
188
189#ifdef _LIBC
190extern char *__gettext PARAMS ((const char *__msgid));
191extern char *__dgettext PARAMS ((const char *__domainname,
192				 const char *__msgid));
193extern char *__dcgettext PARAMS ((const char *__domainname,
194				  const char *__msgid, int __category));
195extern char *__ngettext PARAMS ((const char *__msgid1, const char *__msgid2,
196				 unsigned long int __n));
197extern char *__dngettext PARAMS ((const char *__domainname,
198				  const char *__msgid1, const char *__msgid2,
199				  unsigned long int n));
200extern char *__dcngettext PARAMS ((const char *__domainname,
201				   const char *__msgid1, const char *__msgid2,
202				   unsigned long int __n, int __category));
203extern char *__dcigettext PARAMS ((const char *__domainname,
204				   const char *__msgid1, const char *__msgid2,
205				   int __plural, unsigned long int __n,
206				   int __category));
207extern char *__textdomain PARAMS ((const char *__domainname));
208extern char *__bindtextdomain PARAMS ((const char *__domainname,
209				       const char *__dirname));
210extern char *__bind_textdomain_codeset PARAMS ((const char *__domainname,
211						const char *__codeset));
212#else
213/* Declare the exported libintl_* functions, in a way that allows us to
214   call them under their real name.  */
215# define _INTL_REDIRECT_MACROS
216# include "libgnuintl.h"
217extern char *libintl_dcigettext PARAMS ((const char *__domainname,
218					 const char *__msgid1,
219					 const char *__msgid2,
220					 int __plural, unsigned long int __n,
221					 int __category));
222#endif
223
224/* @@ begin of epilog @@ */
225
226#endif /* gettextP.h  */
227