183 lines
3.6 KiB
C
183 lines
3.6 KiB
C
/*
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* Copyright (c) 1989, 1993
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* The Regents of the University of California. All rights reserved.
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* (c) UNIX System Laboratories, Inc.
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* All or some portions of this file are derived from material licensed
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* to the University of California by American Telephone and Telegraph
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* Co. or Unix System Laboratories, Inc. and are reproduced herein with
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* the permission of UNIX System Laboratories, Inc.
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*
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* This code is derived from software contributed to Berkeley by
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* Paul Borman at Krystal Technologies.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#if defined(LIBC_SCCS) && !defined(lint)
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static char sccsid[] = "@(#)isctype.c 8.3 (Berkeley) 2/24/94";
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#endif /* LIBC_SCCS and not lint */
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#include <ctype.h>
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#undef isalnum
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int
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isalnum(c)
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int c;
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{
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return (__istype((c), _A|_D));
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}
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#undef isalpha
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int
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isalpha(c)
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int c;
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{
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return (__istype((c), _A));
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}
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#undef isascii
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int
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isascii(c)
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int c;
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{
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return (((c) & ~0x7F) == 0);
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}
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#undef isblank
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int
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isblank(c)
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int c;
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{
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return (__istype((c), _B));
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}
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#undef iscntrl
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int
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iscntrl(c)
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int c;
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{
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return (__istype((c), _C));
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}
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#undef isdigit
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int
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isdigit(c)
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int c;
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{
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return (__isctype((c), _D));
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}
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#undef isgraph
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int
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isgraph(c)
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int c;
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{
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return (__istype((c), _G));
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}
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#undef islower
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int
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islower(c)
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int c;
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{
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return (__istype((c), _L));
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}
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#undef isprint
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int
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isprint(c)
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int c;
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{
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return (__istype((c), _R));
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}
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#undef ispunct
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int
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ispunct(c)
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int c;
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{
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return (__istype((c), _P));
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}
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#undef isspace
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int
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isspace(c)
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int c;
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{
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return (__istype((c), _S));
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}
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#undef isupper
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int
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isupper(c)
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int c;
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{
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return (__istype((c), _U));
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}
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#undef isxdigit
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int
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isxdigit(c)
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int c;
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{
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return (__isctype((c), _X));
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}
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#undef toascii
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int
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toascii(c)
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int c;
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{
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return ((c) & 0x7F);
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}
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#undef tolower
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int
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tolower(c)
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int c;
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{
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return (__tolower(c));
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}
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#undef toupper
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int
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toupper(c)
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int c;
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{
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return (__toupper(c));
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}
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#undef digittoint
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int
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digittoint(c)
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int c;
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{
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return (__maskrune((c), 0xFF));
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}
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