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- /*
- * Copyright (c) 1989 The Regents of the University of California.
- * All rights reserved.
- *
- * 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.
- *
- * @(#)ctype.h 5.3 (Berkeley) 4/3/91
- */
-
- #ifndef _CTYPE_H_
- #define _CTYPE_H_
-
- #define _U 0x01
- #define _L 0x02
- #define _N 0x04
- #define _S 0x08
- #define _P 0x10
- #define _C 0x20
- #define _X 0x40
- #define _B 0x80
-
- extern char _ctype_[];
-
- #define isdigit(c) ((_ctype_ + 1)[c] & _N)
- #define islower(c) ((_ctype_ + 1)[c] & _L)
- #define isspace(c) ((_ctype_ + 1)[c] & _S)
- #define ispunct(c) ((_ctype_ + 1)[c] & _P)
- #define isupper(c) ((_ctype_ + 1)[c] & _U)
- #define isalpha(c) ((_ctype_ + 1)[c] & (_U|_L))
- #define isxdigit(c) ((_ctype_ + 1)[c] & (_N|_X))
- #define isalnum(c) ((_ctype_ + 1)[c] & (_U|_L|_N))
- #define isprint(c) ((_ctype_ + 1)[c] & (_P|_U|_L|_N|_B))
- #define isgraph(c) ((_ctype_ + 1)[c] & (_P|_U|_L|_N))
- #define iscntrl(c) ((_ctype_ + 1)[c] & _C)
- #define isascii(c) ((unsigned)(c) <= 0177)
- #define toupper(c) ((c) - 'a' + 'A')
- #define tolower(c) ((c) - 'A' + 'a')
- #define toascii(c) ((c) & 0177)
-
- #endif /* !_CTYPE_H_ */
-