glibc/ctype/isctype.c

31 lines
1007 B
C

/* Copyright (C) 2002 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, see
<http://www.gnu.org/licenses/>. */
#include <ctype.h>
#undef __isctype
int
__isctype (ch, mask)
int ch;
int mask;
{
return (((uint16_t *) _NL_CURRENT (LC_CTYPE, _NL_CTYPE_CLASS) + 128)
[(int) (ch)] & mask);
}
weak_alias (__isctype, isctype)