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/*
* Copyright (c) 1989 The Regents of the University of California.
* All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#if defined(LIBC_SCCS) && !defined(lint)
static char rcsid[] = "$OpenBSD: isctype.c,v 1.2 1996/08/19 08:24:38 tholo Exp $";
#endif /* LIBC_SCCS and not lint */
#define _ANSI_LIBRARY
#include <ctype.h>
#undef isalnum
int
isalnum(c)
int c;
{
return((_ctype_ + 1)[c] & (_U|_L|_N));
}
#undef isalpha
int
isalpha(c)
int c;
{
return((_ctype_ + 1)[c] & (_U|_L));
}
#undef isblank
int
isblank(c)
int c;
{
return(c == ' ' || c == '\t');
}
#undef iscntrl
int
iscntrl(c)
int c;
{
return((_ctype_ + 1)[c] & _C);
}
#undef isdigit
int
isdigit(c)
int c;
{
return((_ctype_ + 1)[c] & _N);
}
#undef isgraph
int
isgraph(c)
int c;
{
return((_ctype_ + 1)[c] & (_P|_U|_L|_N));
}
#undef islower
int
islower(c)
int c;
{
return((_ctype_ + 1)[c] & _L);
}
#undef isprint
int
isprint(c)
int c;
{
return((_ctype_ + 1)[c] & (_P|_U|_L|_N|_B));
}
#undef ispunct
int
ispunct(c)
int c;
{
return((_ctype_ + 1)[c] & _P);
}
#undef isspace
int
isspace(c)
int c;
{
return((_ctype_ + 1)[c] & _S);
}
#undef isupper
int
isupper(c)
int c;
{
return((_ctype_ + 1)[c] & _U);
}
#undef isxdigit
int
isxdigit(c)
int c;
{
return((_ctype_ + 1)[c] & (_N|_X));
}
#undef isascii
int
isascii(c)
int c;
{
return ((unsigned)(c) <= 0177);
}
#undef toascii
int
toascii(c)
int c;
{
return ((c) & 0177);
}
#undef _toupper
int
_toupper(c)
int c;
{
return (c - 'a' + 'A');
}
#undef _tolower
int
_tolower(c)
int c;
{
return (c - 'A' + 'a');
}
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