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- /*-
- * Copyright (c) 1980, 1991 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 5.7 (Berkeley) 7/19/91
- */
-
- #include <ctype.h>
-
- extern unsigned short _cmap[];
-
- #ifndef NLS
- extern unsigned char _cmap_lower[], _cmap_upper[];
-
- #endif
-
- #define _Q 0x0001 /* '" */
- #define _Q1 0x0002 /* ` */
- #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
-