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70 lines
2.3 KiB
C
70 lines
2.3 KiB
C
/* User interface for extracting locale-dependent parameters.
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Copyright (C) 1995-2023 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <langinfo.h>
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#include <locale.h>
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#include <errno.h>
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#include <stddef.h>
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#include <stdlib.h>
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#include "localeinfo.h"
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/* Return a string with the data for locale-dependent parameter ITEM. */
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char *
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__nl_langinfo_l (nl_item item, locale_t l)
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{
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int category = _NL_ITEM_CATEGORY (item);
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unsigned int index = _NL_ITEM_INDEX (item);
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const struct __locale_data *data;
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if (category < 0 || category == LC_ALL || category >= __LC_LAST)
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/* Bogus category: bogus item. */
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return (char *) "";
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/* Special case value for NL_LOCALE_NAME (category).
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This is not a real item index in the string table. */
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if (index == _NL_ITEM_INDEX (_NL_LOCALE_NAME (category)))
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return (char *) l->__names[category];
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#if defined NL_CURRENT_INDIRECT
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/* Make direct reference to every _nl_current_CATEGORY symbol,
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since we know only at runtime which categories are used. */
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switch (category)
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{
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# define DEFINE_CATEGORY(category, category_name, items, a) \
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case category: data = *_nl_current_##category; break;
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# include "categories.def"
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# undef DEFINE_CATEGORY
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default: /* Should be impossible. */
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abort();
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}
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#else
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data = l->__locales[category];
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#endif
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if (index >= data->nstrings)
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/* Bogus index for this category: bogus item. */
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return (char *) "";
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/* Return the string for the specified item. */
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return (char *) data->values[index].string;
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}
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libc_hidden_def (__nl_langinfo_l)
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weak_alias (__nl_langinfo_l, nl_langinfo_l)
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