intl/gettextP.h

   1 /* Header describing internals of libintl library.
   2    Copyright (C) 1995-1999, 2000, 2001 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  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 /* Tell the compiler when a conditional or integer expression is
  52    almost always true or almost always false.  */
  53 #ifndef HAVE_BUILTIN_EXPECT
  54 # define __builtin_expect(expr, val) (expr)
  55 #endif
  56
  57 #ifndef W
  58 # define W(flag, data) ((flag) ? SWAP (data) : (data))
  59 #endif
  60
  61
  62 #ifdef _LIBC
  63 # include <byteswap.h>
  64 # define SWAP(i) bswap_32 (i)
  65 #else
  66 static inline nls_uint32
  67 SWAP (i)
  68      nls_uint32 i;
  69 {
  70   return (i << 24) | ((i & 0xff00) << 8) | ((i >> 8) & 0xff00) | (i >> 24);
  71 }
  72 #endif
  73
  74
  75 /* The representation of an opened message catalog.  */
  76 struct loaded_domain
  77 {
  78   const char *data;
  79   int use_mmap;
  80   size_t mmap_size;
  81   int must_swap;
  82   nls_uint32 nstrings;
  83   struct string_desc *orig_tab;
  84   struct string_desc *trans_tab;
  85   nls_uint32 hash_size;
  86   nls_uint32 *hash_tab;
  87   int codeset_cntr;
  88 #ifdef _LIBC
  89   __gconv_t conv;
  90 #else
  91 # if HAVE_ICONV
  92   iconv_t conv;
  93 # endif
  94 #endif
  95   char **conv_tab;
  96
  97   struct expression *plural;
  98   unsigned long int nplurals;
  99 };
 100
 101 /* We want to allocate a string at the end of the struct.  But ISO C
 102    doesn't allow zero sized arrays.  */
 103 #ifdef __GNUC__
 104 # define ZERO 0
 105 #else
 106 # define ZERO 1
 107 #endif
 108
 109 /* A set of settings bound to a message domain.  Used to store settings
 110    from bindtextdomain() and bind_textdomain_codeset().  */
 111 struct binding
 112 {
 113   struct binding *next;
 114   char *dirname;
 115   int codeset_cntr;     /* Incremented each time codeset changes.  */
 116   char *codeset;
 117   char domainname[ZERO];
 118 };
 119
 120 /* A counter which is incremented each time some previous translations
 121    become invalid.
 122    This variable is part of the external ABI of the GNU libintl.  */
 123 extern int _nl_msg_cat_cntr;
 124
 125 #ifndef _LIBC
 126 const char *_nl_locale_name PARAMS ((int category, const char *categoryname));
 127 #endif
 128
 129 struct loaded_l10nfile *_nl_find_domain PARAMS ((const char *__dirname,
 130                                                  char *__locale,
 131                                                  const char *__domainname,
 132                                               struct binding *__domainbinding))
 133      internal_function;
 134 void _nl_load_domain PARAMS ((struct loaded_l10nfile *__domain,
 135                               struct binding *__domainbinding))
 136      internal_function;
 137 void _nl_unload_domain PARAMS ((struct loaded_domain *__domain))
 138      internal_function;
 139 const char *_nl_init_domain_conv PARAMS ((struct loaded_l10nfile *__domain_file,
 140                                           struct loaded_domain *__domain,
 141                                           struct binding *__domainbinding))
 142      internal_function;
 143 void _nl_free_domain_conv PARAMS ((struct loaded_domain *__domain))
 144      internal_function;
 145
 146 char *_nl_find_msg PARAMS ((struct loaded_l10nfile *domain_file,
 147                             struct binding *domainbinding,
 148                             const char *msgid, size_t *lengthp))
 149      internal_function;
 150
 151 #ifdef _LIBC
 152 extern char *__gettext PARAMS ((const char *__msgid));
 153 extern char *__dgettext PARAMS ((const char *__domainname,
 154                                  const char *__msgid));
 155 extern char *__dcgettext PARAMS ((const char *__domainname,
 156                                   const char *__msgid, int __category));
 157 extern char *__ngettext PARAMS ((const char *__msgid1, const char *__msgid2,
 158                                  unsigned long int __n));
 159 extern char *__dngettext PARAMS ((const char *__domainname,
 160                                   const char *__msgid1, const char *__msgid2,
 161                                   unsigned long int n));
 162 extern char *__dcngettext PARAMS ((const char *__domainname,
 163                                    const char *__msgid1, const char *__msgid2,
 164                                    unsigned long int __n, int __category));
 165 extern char *__dcigettext PARAMS ((const char *__domainname,
 166                                    const char *__msgid1, const char *__msgid2,
 167                                    int __plural, unsigned long int __n,
 168                                    int __category));
 169 extern char *__textdomain PARAMS ((const char *__domainname));
 170 extern char *__bindtextdomain PARAMS ((const char *__domainname,
 171                                        const char *__dirname));
 172 extern char *__bind_textdomain_codeset PARAMS ((const char *__domainname,
 173                                                 const char *__codeset));
 174 #else
 175 extern char *gettext__ PARAMS ((const char *__msgid));
 176 extern char *dgettext__ PARAMS ((const char *__domainname,
 177                                  const char *__msgid));
 178 extern char *dcgettext__ PARAMS ((const char *__domainname,
 179                                   const char *__msgid, int __category));
 180 extern char *ngettext__ PARAMS ((const char *__msgid1, const char *__msgid2,
 181                                  unsigned long int __n));
 182 extern char *dngettext__ PARAMS ((const char *__domainname,
 183                                   const char *__msgid1, const char *__msgid2,
 184                                   unsigned long int __n));
 185 extern char *dcngettext__ PARAMS ((const char *__domainname,
 186                                    const char *__msgid1, const char *__msgid2,
 187                                    unsigned long int __n, int __category));
 188 extern char *dcigettext__ PARAMS ((const char *__domainname,
 189                                    const char *__msgid1, const char *__msgid2,
 190                                    int __plural, unsigned long int __n,
 191                                    int __category));
 192 extern char *textdomain__ PARAMS ((const char *__domainname));
 193 extern char *bindtextdomain__ PARAMS ((const char *__domainname,
 194                                        const char *__dirname));
 195 extern char *bind_textdomain_codeset__ PARAMS ((const char *__domainname,
 196                                                 const char *__codeset));
 197 #endif
 198
 199 /* @@ begin of epilog @@ */
 200
 201 #endif /* gettextP.h  */