| 1 | /* libgettext.h -- Message catalogs for internationalization. |
| 2 | Copyright (C) 1995 Free Software Foundation, Inc. |
| 3 | This file is part of the GNU C Library. |
| 4 | Contributed by Ulrich Drepper. |
| 5 | This file is derived from the file libgettext.h in the GNU gettext package. |
| 6 | |
| 7 | The GNU C Library is free software; you can redistribute it and/or |
| 8 | modify it under the terms of the GNU Library General Public License as |
| 9 | published by the Free Software Foundation; either version 2 of the |
| 10 | License, or (at your option) any later version. |
| 11 | |
| 12 | The GNU C Library is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 | Library General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU Library General Public |
| 18 | License along with the GNU C Library; see the file COPYING.LIB. If |
| 19 | not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| 20 | Boston, MA 02111-1307, USA. */ |
| 21 | |
| 22 | #ifndef _LIBINTL_H |
| 23 | #define _LIBINTL_H 1 |
| 24 | #include <features.h> |
| 25 | |
| 26 | #include <locale.h> |
| 27 | |
| 28 | #define __need_NULL |
| 29 | #include <stddef.h> |
| 30 | |
| 31 | /* We define an additional symbol to signal that we use the GNU |
| 32 | implementation of gettext. */ |
| 33 | #define __USE_GNU_GETTEXT 1 |
| 34 | |
| 35 | __BEGIN_DECLS |
| 36 | |
| 37 | /* Look up MSGID in the current default message catalog for the current |
| 38 | LC_MESSAGES locale. If not found, returns MSGID itself (the default |
| 39 | text). */ |
| 40 | extern char *gettext __P ((__const char *__msgid)); |
| 41 | extern char *__gettext __P ((__const char *__msgid)); |
| 42 | |
| 43 | /* Look up MSGID in the DOMAINNAME message catalog for the current |
| 44 | LC_MESSAGES locale. */ |
| 45 | extern char *dgettext __P ((__const char *__domainname, |
| 46 | __const char *__msgid)); |
| 47 | extern char *__dgettext __P ((__const char *__domainname, |
| 48 | __const char *__msgid)); |
| 49 | |
| 50 | /* Look up MSGID in the DOMAINNAME message catalog for the current CATEGORY |
| 51 | locale. */ |
| 52 | extern char *dcgettext __P ((__const char *__domainname, |
| 53 | __const char *__msgid, int __category)); |
| 54 | extern char *__dcgettext __P ((__const char *__domainname, |
| 55 | __const char *__msgid, int __category)); |
| 56 | |
| 57 | |
| 58 | /* Set the current default message catalog to DOMAINNAME. |
| 59 | If DOMAINNAME is null, return the current default. |
| 60 | If DOMAINNAME is "", reset to the default of "messages". */ |
| 61 | extern char *textdomain __P ((__const char *__domainname)); |
| 62 | extern char *__textdomain __P ((__const char *__domainname)); |
| 63 | |
| 64 | /* Specify that the DOMAINNAME message catalog will be found |
| 65 | in DIRNAME rather than in the system locale data base. */ |
| 66 | extern char *bindtextdomain __P ((__const char *__domainname, |
| 67 | __const char *__dirname)); |
| 68 | extern char *__bindtextdomain __P ((__const char *__domainname, |
| 69 | __const char *__dirname)); |
| 70 | |
| 71 | |
| 72 | /* Optimized version of the function above. */ |
| 73 | #if defined __OPTIMIZED |
| 74 | /* These must be a macro. Inlined functions are useless because the |
| 75 | `__builtin_constant_p' predicate in dcgettext would always return |
| 76 | false. */ |
| 77 | |
| 78 | # define gettext(msgid) dgettext (NULL, msgid) |
| 79 | |
| 80 | # define dgettext(domainname, msgid) \ |
| 81 | dcgettext (domainname, msgid, LC_MESSAGES) |
| 82 | |
| 83 | # if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7) |
| 84 | # define dcgettext(domainname, msgid, category) \ |
| 85 | (__extension__ \ |
| 86 | ({ \ |
| 87 | char *result; \ |
| 88 | if (__builtin_constant_p (msgid)) \ |
| 89 | { \ |
| 90 | extern int _nl_msg_cat_cntr; \ |
| 91 | static char *__translation__; \ |
| 92 | static int __catalog_counter__; \ |
| 93 | if (! __translation__ || __catalog_counter__ != _nl_msg_cat_cntr) \ |
| 94 | { \ |
| 95 | __translation__ = \ |
| 96 | __dcgettext ((domainname), (msgid), (category)); \ |
| 97 | __catalog_counter__ = _nl_msg_cat_cntr; \ |
| 98 | } \ |
| 99 | result = __translation__; \ |
| 100 | } \ |
| 101 | else \ |
| 102 | result = __dcgettext ((domainname), (msgid), (category)); \ |
| 103 | result; \ |
| 104 | })) |
| 105 | # endif |
| 106 | #endif /* Optimizing. */ |
| 107 | |
| 108 | |
| 109 | __END_DECLS |
| 110 | |
| 111 | #endif /* libintl.h */ |