1/*	$OpenBSD: char.h,v 1.5 2015/10/26 15:01:15 naddy Exp $	*/
2/*	$NetBSD: char.h,v 1.6 1995/03/21 09:02:29 cgd Exp $	*/
3
4/*-
5 * Copyright (c) 1980, 1991, 1993
6 *	The Regents of the University of California.  All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of the University nor the names of its contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 *	@(#)char.h	8.1 (Berkeley) 5/31/93
33 */
34
35#include <ctype.h>
36
37extern unsigned short _cmap[];
38
39#define	_QF	0x0001		/* '" (Forward quotes) */
40#define	_QB	0x0002		/* ` (Backquote) */
41#define	_SP	0x0004		/* space and tab */
42#define	_NL	0x0008		/* \n */
43#define	_META	0x0010		/* lex meta characters, sp #'`";&<>()|\t\n */
44#define	_GLOB	0x0020		/* glob characters, *?{[` */
45#define	_ESC	0x0040		/* \ */
46#define	_DOL	0x0080		/* $ */
47#define	_DIG  	0x0100		/* 0-9 */
48#define	_LET  	0x0200		/* a-z, A-Z, _ */
49#define	_UP   	0x0400		/* A-Z */
50#define	_LOW  	0x0800		/* a-z */
51#define	_XD 	0x1000		/* 0-9, a-f, A-F */
52#define	_CMD	0x2000		/* lex end of command chars, ;&(|` */
53#define _CTR	0x4000		/* control */
54
55#define cmap(c, bits)	\
56	(((c) & QUOTE) ? 0 : (_cmap[(unsigned char)(c)] & (bits)))
57
58#define isglob(c)	cmap(c, _GLOB)
59#define letter(c)	(((c) & QUOTE) ? 0 : \
60			 (isalpha((unsigned char) (c)) || (c) == '_'))
61#define alnum(c)	(((c) & QUOTE) ? 0 : \
62			 (isalnum((unsigned char) (c)) || (c) == '_'))
63#define Isspace(c)	(((c) & QUOTE) ? 0 : isspace((unsigned char) (c)))
64#define Isdigit(c)	(((c) & QUOTE) ? 0 : isdigit((unsigned char) (c)))
65#define Isalpha(c)	(((c) & QUOTE) ? 0 : isalpha((unsigned char) (c)))
66#define Islower(c)	(((c) & QUOTE) ? 0 : islower((unsigned char) (c)))
67#define Isupper(c)	(((c) & QUOTE) ? 0 : isupper((unsigned char) (c)))
68#define Tolower(c) 	(((c) & QUOTE) ? 0 : tolower((unsigned char) (c)))
69#define Toupper(c) 	(((c) & QUOTE) ? 0 : toupper((unsigned char) (c)))
70#define Isxdigit(c)	(((c) & QUOTE) ? 0 : isxdigit((unsigned char) (c)))
71#define Isalnum(c)	(((c) & QUOTE) ? 0 : isalnum((unsigned char) (c)))
72#define Iscntrl(c) 	(((c) & QUOTE) ? 0 : iscntrl((unsigned char) (c)))
73#define Isprint(c) 	(((c) & QUOTE) ? 0 : isprint((unsigned char) (c)))
74