glibc/locale/nl_langinfo.c
Roland McGrath 500a1f2897 2005-03-28 Roland McGrath <roland@redhat.com>
* locale/langinfo.h (_NL_LOCALE_NAME): New macro.
	[__USE_GNU] (NL_LOCALE_NAME): New macro.
	* locale/nl_langinfo.c: Grok special item value for _NL_LOCALE_NAME,
	return locale name string for the category.
2005-03-28 19:22:05 +00:00

91 lines
2.7 KiB
C

/* User interface for extracting locale-dependent parameters.
Copyright (C) 1995,96,97,99,2000,2001,2002,2005
Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <langinfo.h>
#include <locale.h>
#include <errno.h>
#include <stddef.h>
#include "localeinfo.h"
/* Return a string with the data for locale-dependent parameter ITEM. */
#ifdef USE_IN_EXTENDED_LOCALE_MODEL
char *
__nl_langinfo_l (item, l)
nl_item item;
__locale_t l;
#else
char *
nl_langinfo (item)
nl_item item;
#endif
{
int category = _NL_ITEM_CATEGORY (item);
unsigned int index = _NL_ITEM_INDEX (item);
const struct locale_data *data;
if (category < 0 || category == LC_ALL || category >= __LC_LAST)
/* Bogus category: bogus item. */
return (char *) "";
/* Special case value for NL_LOCALE_NAME (category).
This is not a real item index in the string table. */
if (index == _NL_ITEM_INDEX (_NL_LOCALE_NAME (category)))
{
#ifdef USE_IN_EXTENDED_LOCALE_MODEL
# define THISLOCALE l
#else
# define THISLOCALE _NL_CURRENT_LOCALE
#endif
return (char *) THISLOCALE->__names[category];
}
#ifdef USE_IN_EXTENDED_LOCALE_MODEL
data = l->__locales[category];
#elif defined NL_CURRENT_INDIRECT
/* Make direct reference to every _nl_current_CATEGORY symbol,
since we know only at runtime which categories are used. */
switch (category)
{
# define DEFINE_CATEGORY(category, category_name, items, a) \
case category: data = *_nl_current_##category; break;
# include "categories.def"
# undef DEFINE_CATEGORY
default: /* Should be impossible. */
return (char *) "";
}
#else
data = _NL_CURRENT_DATA (category);
#endif
if (index >= data->nstrings)
/* Bogus index for this category: bogus item. */
return (char *) "";
/* Return the string for the specified item. */
return (char *) data->values[index].string;
}
#ifdef USE_IN_EXTENDED_LOCALE_MODEL
weak_alias (__nl_langinfo_l, nl_langinfo_l)
#else
libc_hidden_def (nl_langinfo)
#endif