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