1/* Determine name of the currently selected locale. 2 Copyright (C) 2007, 2009, 2010 Free Software Foundation, Inc. 3 4 This program is free software; you can redistribute it and/or modify it 5 under the terms of the GNU Library General Public License as published 6 by the Free Software Foundation; either version 2, or (at your option) 7 any later version. 8 9 This program is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 Library General Public License for more details. 13 14 You should have received a copy of the GNU Library General Public 15 License along with this program; if not, write to the Free Software 16 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 17 USA. */ 18 19#ifndef _GL_LOCALENAME_H 20#define _GL_LOCALENAME_H 21 22#ifdef __cplusplus 23extern "C" { 24#endif 25 26 27/* Determine the current locale's name. 28 It considers both the POSIX notion of locale name (see functions 29 gl_locale_name_thread and gl_locale_name_posix) and the system notion 30 of locale name (see function gl_locale_name_default). 31 CATEGORY is a locale category abbreviation, as defined in <locale.h>, 32 but not LC_ALL. E.g. LC_MESSAGES. 33 CATEGORYNAME is the name of CATEGORY as a string, e.g. "LC_MESSAGES". 34 Return the locale category's name, canonicalized into XPG syntax 35 language[_territory][.codeset][@modifier] 36 The codeset part in the result is not reliable; the locale_charset() 37 should be used for codeset information instead. 38 The result must not be freed; it is statically allocated. */ 39extern const char * gl_locale_name (int category, const char *categoryname); 40 41/* Determine the current per-thread locale's name, as specified by uselocale() 42 calls. 43 CATEGORY is a locale category abbreviation, as defined in <locale.h>, 44 but not LC_ALL. E.g. LC_MESSAGES. 45 CATEGORYNAME is the name of CATEGORY as a string, e.g. "LC_MESSAGES". 46 Return the locale category's name, canonicalized into XPG syntax 47 language[_territory][.codeset][@modifier] 48 or NULL if no locale has been specified for the current thread. 49 The codeset part in the result is not reliable; the locale_charset() 50 should be used for codeset information instead. 51 The result must not be freed; it is statically allocated. */ 52extern const char * gl_locale_name_thread (int category, const char *categoryname); 53 54/* Determine the thread-independent current locale's name, as specified by 55 setlocale() calls or by environment variables. 56 CATEGORY is a locale category abbreviation, as defined in <locale.h>, 57 but not LC_ALL. E.g. LC_MESSAGES. 58 CATEGORYNAME is the name of CATEGORY as a string, e.g. "LC_MESSAGES". 59 Return the locale category's name, canonicalized into XPG syntax 60 language[_territory][.codeset][@modifier] 61 or NULL if no locale has been specified to setlocale() or by environment 62 variables. 63 The codeset part in the result is not reliable; the locale_charset() 64 should be used for codeset information instead. 65 The result must not be freed; it is statically allocated. */ 66extern const char * gl_locale_name_posix (int category, const char *categoryname); 67 68/* Determine the default locale's name, as specified by environment 69 variables. 70 Return the locale category's name, or NULL if no locale has been specified 71 by environment variables. 72 The result must not be freed; it is statically allocated. */ 73extern const char * gl_locale_name_environ (int category, const char *categoryname); 74 75/* Determine the default locale's name. This is the current locale's name, 76 if not specified by uselocale() calls, by setlocale() calls, or by 77 environment variables. This locale name is usually determined by systems 78 settings that the user can manipulate through a GUI. 79 80 Quoting POSIX:2001: 81 "All implementations shall define a locale as the default locale, 82 to be invoked when no environment variables are set, or set to the 83 empty string. This default locale can be the C locale or any other 84 implementation-defined locale. Some implementations may provide 85 facilities for local installation administrators to set the default 86 locale, customizing it for each location. IEEE Std 1003.1-2001 does 87 not require such a facility." 88 89 The result must not be freed; it is statically allocated. */ 90extern const char * gl_locale_name_default (void); 91 92 93#ifdef __cplusplus 94} 95#endif 96 97#endif /* _GL_LOCALENAME_H */ 98