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/* $NetBSD: char.h,v 1.6 1995/03/21 09:02:29 cgd Exp $ */
/*-
* Copyright (c) 1980, 1991, 1993
* 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.
*
* @(#)char.h 8.1 (Berkeley) 5/31/93
*/
#include <ctype.h>
extern unsigned short _cmap[];
#ifndef NLS
extern unsigned char _cmap_lower[], _cmap_upper[];
#endif
#define _QF 0x0001 /* '" (Forward quotes) */
#define _QB 0x0002 /* ` (Backquote) */
#define _SP 0x0004 /* space and tab */
#define _NL 0x0008 /* \n */
#define _META 0x0010 /* lex meta characters, sp #'`";&<>()|\t\n */
#define _GLOB 0x0020 /* glob characters, *?{[` */
#define _ESC 0x0040 /* \ */
#define _DOL 0x0080 /* $ */
#define _DIG 0x0100 /* 0-9 */
#define _LET 0x0200 /* a-z, A-Z, _ */
#define _UP 0x0400 /* A-Z */
#define _LOW 0x0800 /* a-z */
#define _XD 0x1000 /* 0-9, a-f, A-F */
#define _CMD 0x2000 /* lex end of command chars, ;&(|` */
#define _CTR 0x4000 /* control */
#define cmap(c, bits) \
(((c) & QUOTE) ? 0 : (_cmap[(unsigned char)(c)] & (bits)))
#define isglob(c) cmap(c, _GLOB)
#define isspc(c) cmap(c, _SP)
#define ismeta(c) cmap(c, _META)
#define iscmdmeta(c) cmap(c, _CMD)
#define letter(c) (((c) & QUOTE) ? 0 : \
(isalpha((unsigned char) (c)) || (c) == '_'))
#define alnum(c) (((c) & QUOTE) ? 0 : \
(isalnum((unsigned char) (c)) || (c) == '_'))
#ifdef NLS
#define Isspace(c) (((c) & QUOTE) ? 0 : isspace((unsigned char) (c)))
#define Isdigit(c) (((c) & QUOTE) ? 0 : isdigit((unsigned char) (c)))
#define Isalpha(c) (((c) & QUOTE) ? 0 : isalpha((unsigned char) (c)))
#define Islower(c) (((c) & QUOTE) ? 0 : islower((unsigned char) (c)))
#define Isupper(c) (((c) & QUOTE) ? 0 : isupper((unsigned char) (c)))
#define Tolower(c) (((c) & QUOTE) ? 0 : tolower((unsigned char) (c)))
#define Toupper(c) (((c) & QUOTE) ? 0 : toupper((unsigned char) (c)))
#define Isxdigit(c) (((c) & QUOTE) ? 0 : isxdigit((unsigned char) (c)))
#define Isalnum(c) (((c) & QUOTE) ? 0 : isalnum((unsigned char) (c)))
#define Iscntrl(c) (((c) & QUOTE) ? 0 : iscntrl((unsigned char) (c)))
#define Isprint(c) (((c) & QUOTE) ? 0 : isprint((unsigned char) (c)))
#else
#define Isspace(c) cmap(c, _SP|_NL)
#define Isdigit(c) cmap(c, _DIG)
#define Isalpha(c) (cmap(c,_LET) && !(((c) & META) && AsciiOnly))
#define Islower(c) (cmap(c,_LOW) && !(((c) & META) && AsciiOnly))
#define Isupper(c) (cmap(c, _UP) && !(((c) & META) && AsciiOnly))
#define Tolower(c) (_cmap_lower[(unsigned char)(c)])
#define Toupper(c) (_cmap_upper[(unsigned char)(c)])
#define Isxdigit(c) cmap(c, _XD)
#define Isalnum(c) (cmap(c, _DIG|_LET) && !(((c) & META) && AsciiOnly))
#define Iscntrl(c) (cmap(c,_CTR) && !(((c) & META) && AsciiOnly))
#define Isprint(c) (!cmap(c,_CTR) && !(((c) & META) && AsciiOnly))
#endif
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