| 1 | /* Message catalogs for internationalization. |
| 2 | Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. |
| 3 | Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995. |
| 4 | This file is derived from the file libgettext.h in the GNU gettext package. |
| 5 | |
| 6 | This file is part of the GNU C Library. Its master source is NOT part of |
| 7 | the C library, however. |
| 8 | |
| 9 | The GNU C Library is free software; you can redistribute it and/or |
| 10 | modify it under the terms of the GNU Library General Public License as |
| 11 | published by the Free Software Foundation; either version 2 of the |
| 12 | License, or (at your option) any later version. |
| 13 | |
| 14 | The GNU C Library is distributed in the hope that it will be useful, |
| 15 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 17 | Library General Public License for more details. |
| 18 | |
| 19 | You should have received a copy of the GNU Library General Public |
| 20 | License along with the GNU C Library; see the file COPYING.LIB. If not, |
| 21 | write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, |
| 22 | Boston, MA 02110-1301, USA. */ |
| 23 | |
| 24 | #ifndef _LIBINTL_H |
| 25 | #define _LIBINTL_H 1 |
| 26 | |
| 27 | #include <features.h> |
| 28 | |
| 29 | /* We define an additional symbol to signal that we use the GNU |
| 30 | implementation of gettext. */ |
| 31 | #define __USE_GNU_GETTEXT 1 |
| 32 | |
| 33 | __BEGIN_DECLS |
| 34 | |
| 35 | /* Look up MSGID in the current default message catalog for the current |
| 36 | LC_MESSAGES locale. If not found, returns MSGID itself (the default |
| 37 | text). */ |
| 38 | extern char *gettext __P ((__const char *__msgid)); |
| 39 | extern char *__gettext __P ((__const char *__msgid)); |
| 40 | |
| 41 | /* Look up MSGID in the DOMAINNAME message catalog for the current |
| 42 | LC_MESSAGES locale. */ |
| 43 | extern char *dgettext __P ((__const char *__domainname, |
| 44 | __const char *__msgid)); |
| 45 | extern char *__dgettext __P ((__const char *__domainname, |
| 46 | __const char *__msgid)); |
| 47 | |
| 48 | /* Look up MSGID in the DOMAINNAME message catalog for the current CATEGORY |
| 49 | locale. */ |
| 50 | extern char *dcgettext __P ((__const char *__domainname, |
| 51 | __const char *__msgid, int __category)); |
| 52 | extern char *__dcgettext __P ((__const char *__domainname, |
| 53 | __const char *__msgid, int __category)); |
| 54 | |
| 55 | |
| 56 | /* Set the current default message catalog to DOMAINNAME. |
| 57 | If DOMAINNAME is null, return the current default. |
| 58 | If DOMAINNAME is "", reset to the default of "messages". */ |
| 59 | extern char *textdomain __P ((__const char *__domainname)); |
| 60 | extern char *__textdomain __P ((__const char *__domainname)); |
| 61 | |
| 62 | /* Specify that the DOMAINNAME message catalog will be found |
| 63 | in DIRNAME rather than in the system locale data base. */ |
| 64 | extern char *bindtextdomain __P ((__const char *__domainname, |
| 65 | __const char *__dirname)); |
| 66 | extern char *__bindtextdomain __P ((__const char *__domainname, |
| 67 | __const char *__dirname)); |
| 68 | |
| 69 | |
| 70 | /* Optimized version of the function above. */ |
| 71 | #if defined __OPTIMIZE__ |
| 72 | |
| 73 | /* We need NULL for `gettext'. */ |
| 74 | # define __need_NULL |
| 75 | # include <stddef.h> |
| 76 | |
| 77 | /* We need LC_MESSAGES for `dgettext'. */ |
| 78 | # include <locale.h> |
| 79 | |
| 80 | /* These must be macros. Inlined functions are useless because the |
| 81 | `__builtin_constant_p' predicate in dcgettext would always return |
| 82 | false. */ |
| 83 | |
| 84 | # define gettext(msgid) dgettext (NULL, msgid) |
| 85 | |
| 86 | # define dgettext(domainname, msgid) \ |
| 87 | dcgettext (domainname, msgid, LC_MESSAGES) |
| 88 | |
| 89 | # if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7) |
| 90 | /* Variable defined in loadmsgcat.c which gets incremented every time a |
| 91 | new catalog is loaded. */ |
| 92 | extern int _nl_msg_cat_cntr; |
| 93 | |
| 94 | # define dcgettext(domainname, msgid, category) \ |
| 95 | (__extension__ \ |
| 96 | ({ \ |
| 97 | char *__result; \ |
| 98 | if (__builtin_constant_p (msgid)) \ |
| 99 | { \ |
| 100 | static char *__translation__; \ |
| 101 | static int __catalog_counter__; \ |
| 102 | if (! __translation__ || __catalog_counter__ != _nl_msg_cat_cntr) \ |
| 103 | { \ |
| 104 | __translation__ = \ |
| 105 | __dcgettext ((domainname), (msgid), (category)); \ |
| 106 | __catalog_counter__ = _nl_msg_cat_cntr; \ |
| 107 | } \ |
| 108 | __result = __translation__; \ |
| 109 | } \ |
| 110 | else \ |
| 111 | __result = __dcgettext ((domainname), (msgid), (category)); \ |
| 112 | __result; \ |
| 113 | })) |
| 114 | # endif |
| 115 | #endif /* Optimizing. */ |
| 116 | |
| 117 | |
| 118 | __END_DECLS |
| 119 | |
| 120 | #endif /* libintl.h */ |