glibc/wctype/iswctype.c
2012-02-09 23:18:22 +00:00

38 lines
1.2 KiB
C

/* Copyright (C) 1996, 2000, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>.
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, see
<http://www.gnu.org/licenses/>. */
#include <ctype.h>
#include <wctype.h>
#include "wchar-lookup.h"
#undef __iswctype
int
__iswctype (wint_t wc, wctype_t desc)
{
/* If the user passes in an invalid DESC valid (the one returned from
`wctype' in case of an error) simply return 0. */
if (desc == (wctype_t) 0)
return 0;
return wctype_table_lookup ((const char *) desc, wc);
}
libc_hidden_def (__iswctype)
weak_alias (__iswctype, iswctype)