include/libintl.h

   1 /* Message catalogs for internationalization.
   2    Copyright (C) 1995-2002, 2004, 2005 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4    This file is derived from the file libgettext.h in the GNU gettext package.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, see
  18    <http://www.gnu.org/licenses/>.  */
  19
  20 #ifndef _LIBINTL_H
  21 #define _LIBINTL_H      1
  22
  23 #include <features.h>
  24
  25 #ifdef __UCLIBC_HAS_GETTEXT_AWARENESS__
  26
  27 /* We define an additional symbol to signal that we use the GNU
  28    implementation of gettext.  */
  29 #define __USE_GNU_GETTEXT 1
  30
  31 /* Provide information about the supported file formats.  Returns the
  32    maximum minor revision number supported for a given major revision.  */
  33 #define __GNU_GETTEXT_SUPPORTED_REVISION(major) \
  34   ((major) == 0 ? 1 : -1)
  35
  36 __BEGIN_DECLS
  37
  38 /* Look up MSGID in the current default message catalog for the current
  39    LC_MESSAGES locale.  If not found, returns MSGID itself (the default
  40    text).  */
  41 extern char *gettext (const char *__msgid)
  42      __THROW __attribute_format_arg__ (1);
  43
  44 /* Look up MSGID in the DOMAINNAME message catalog for the current
  45    LC_MESSAGES locale.  */
  46 extern char *dgettext (const char *__domainname, const char *__msgid)
  47      __THROW __attribute_format_arg__ (2);
  48 #if 0 /* uClibc: disabled */
  49 extern char *__dgettext (const char *__domainname, const char *__msgid)
  50      __THROW __attribute_format_arg__ (2);
  51 #endif
  52
  53 /* Look up MSGID in the DOMAINNAME message catalog for the current CATEGORY
  54    locale.  */
  55 extern char *dcgettext (const char *__domainname,
  56                         const char *__msgid, int __category)
  57      __THROW __attribute_format_arg__ (2);
  58 #if 0 /* uClibc: disabled */
  59 extern char *__dcgettext (const char *__domainname,
  60                           const char *__msgid, int __category)
  61      __THROW __attribute_format_arg__ (2);
  62 #endif
  63
  64
  65 /* Similar to `gettext' but select the plural form corresponding to the
  66    number N.  */
  67 extern char *ngettext (const char *__msgid1, const char *__msgid2,
  68                        unsigned long int __n)
  69      __THROW __attribute_format_arg__ (1) __attribute_format_arg__ (2);
  70
  71 /* Similar to `dgettext' but select the plural form corresponding to the
  72    number N.  */
  73 extern char *dngettext (const char *__domainname, const char *__msgid1,
  74                         const char *__msgid2, unsigned long int __n)
  75      __THROW __attribute_format_arg__ (2) __attribute_format_arg__ (3);
  76
  77 /* Similar to `dcgettext' but select the plural form corresponding to the
  78    number N.  */
  79 extern char *dcngettext (const char *__domainname, const char *__msgid1,
  80                          const char *__msgid2, unsigned long int __n,
  81                          int __category)
  82      __THROW __attribute_format_arg__ (2) __attribute_format_arg__ (3);
  83
  84
  85 /* Set the current default message catalog to DOMAINNAME.
  86    If DOMAINNAME is null, return the current default.
  87    If DOMAINNAME is "", reset to the default of "messages".  */
  88 extern char *textdomain (const char *__domainname) __THROW;
  89
  90 /* Specify that the DOMAINNAME message catalog will be found
  91    in DIRNAME rather than in the system locale data base.  */
  92 extern char *bindtextdomain (const char *__domainname,
  93                              const char *__dirname) __THROW;
  94
  95 /* Specify the character encoding in which the messages from the
  96    DOMAINNAME message catalog will be returned.  */
  97 extern char *bind_textdomain_codeset (const char *__domainname,
  98                                       const char *__codeset) __THROW;
  99
 100
 101 /* Optimized version of the function above.  */
 102 #if defined __OPTIMIZE__ && !defined __cplusplus
 103
 104 /* We need NULL for `gettext'.  */
 105 # define __need_NULL
 106 # include <stddef.h>
 107
 108 /* We need LC_MESSAGES for `dgettext'.  */
 109 # include <locale.h>
 110
 111 /* These must be macros.  Inlined functions are useless because the
 112    `__builtin_constant_p' predicate in dcgettext would always return
 113    false.  */
 114
 115 # define gettext(msgid) dgettext (NULL, msgid)
 116
 117 # define dgettext(domainname, msgid) \
 118   dcgettext (domainname, msgid, LC_MESSAGES)
 119
 120 # define ngettext(msgid1, msgid2, n) dngettext (NULL, msgid1, msgid2, n)
 121
 122 # define dngettext(domainname, msgid1, msgid2, n) \
 123   dcngettext (domainname, msgid1, msgid2, n, LC_MESSAGES)
 124
 125 #endif  /* Optimizing.  */
 126
 127 __END_DECLS
 128
 129 #else
 130
 131 #define gettext(msgid) ((const char *) (msgid))
 132
 133 #endif /* __UCLIBC_HAS_GETTEXT_AWARENESS__ */
 134
 135 #ifdef _LIBC
 136 # define _(x) gettext(x)
 137 # define N_(x) x
 138 #endif
 139
 140 #endif /* libintl.h */