pmt: initial 3.0.2 update
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116
include/libgnulib/localename.h
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116
include/libgnulib/localename.h
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/* Determine name of the currently selected locale.
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Copyright (C) 2007, 2009-2024 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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#ifndef _GL_LOCALENAME_H
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#define _GL_LOCALENAME_H
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/* This file uses _GL_ATTRIBUTE_CONST, HAVE_CFPREFERENCESCOPYAPPVALUE. */
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#if !_GL_CONFIG_H_INCLUDED
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#error "Please include config.h first."
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Determine the current locale's name.
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It considers both the POSIX notion of locale name (see functions
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gl_locale_name_thread and gl_locale_name_posix) and the system notion
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of locale name (see function gl_locale_name_default).
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CATEGORY is a locale category abbreviation, as defined in <locale.h>,
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but not LC_ALL. E.g. LC_MESSAGES.
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CATEGORYNAME is the name of CATEGORY as a string, e.g. "LC_MESSAGES".
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Return the locale category's name, canonicalized into XPG syntax
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language[_territory][.codeset][@modifier]
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The codeset part in the result is not reliable; the locale_charset()
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should be used for codeset information instead.
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The result must not be freed; it is statically allocated. */
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extern const char * gl_locale_name (int category, const char *categoryname);
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/* Determine the current per-thread locale's name, as specified by uselocale()
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calls.
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CATEGORY is a locale category abbreviation, as defined in <locale.h>,
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but not LC_ALL. E.g. LC_MESSAGES.
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CATEGORYNAME is the name of CATEGORY as a string, e.g. "LC_MESSAGES".
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Return the locale category's name, canonicalized into XPG syntax
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language[_territory][.codeset][@modifier]
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or NULL if no locale has been specified for the current thread.
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The codeset part in the result is not reliable; the locale_charset()
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should be used for codeset information instead.
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The result must not be freed; it is statically allocated. */
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extern const char * gl_locale_name_thread (int category, const char *categoryname);
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/* Determine the thread-independent current locale's name, as specified by
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setlocale() calls or by environment variables.
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CATEGORY is a locale category abbreviation, as defined in <locale.h>,
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but not LC_ALL. E.g. LC_MESSAGES.
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CATEGORYNAME is the name of CATEGORY as a string, e.g. "LC_MESSAGES".
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Return the locale category's name, canonicalized into XPG syntax
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language[_territory][.codeset][@modifier]
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or NULL if no locale has been specified to setlocale() or by environment
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variables.
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The codeset part in the result is not reliable; the locale_charset()
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should be used for codeset information instead.
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The result must not be freed; it is statically allocated. */
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extern const char * gl_locale_name_posix (int category, const char *categoryname);
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/* Determine the default locale's name, as specified by environment
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variables.
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Return the locale category's name, or NULL if no locale has been specified
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by environment variables.
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The result must not be freed; it is statically allocated. */
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extern const char * gl_locale_name_environ (int category, const char *categoryname);
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/* Determine the default locale's name. This is the current locale's name,
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if not specified by uselocale() calls, by setlocale() calls, or by
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environment variables. This locale name is usually determined by systems
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settings that the user can manipulate through a GUI.
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Quoting POSIX:2001:
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"All implementations shall define a locale as the default locale,
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to be invoked when no environment variables are set, or set to the
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empty string. This default locale can be the C locale or any other
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implementation-defined locale. Some implementations may provide
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facilities for local installation administrators to set the default
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locale, customizing it for each location. IEEE Std 1003.1-2001 does
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not require such a facility."
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The result must not be freed; it is statically allocated. */
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extern const char * gl_locale_name_default (void)
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#if !(HAVE_CFPREFERENCESCOPYAPPVALUE || defined _WIN32 || defined __CYGWIN__)
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_GL_ATTRIBUTE_CONST
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#endif
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;
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/* These functions with the '_unsafe' suffix are like the functions without
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this suffix, above, except that the result is not statically allocated, but
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instead only valid in the current thread, until the next uselocale(),
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setlocale(), newlocale(), or freelocale() call. */
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extern const char * gl_locale_name_unsafe (int category,
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const char *categoryname);
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extern const char * gl_locale_name_thread_unsafe (int category,
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const char *categoryname);
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extern const char * gl_locale_name_posix_unsafe (int category,
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const char *categoryname);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _GL_LOCALENAME_H */
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