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irix-657m-src/eoe/cmd/csh/sh.char.c
2022-09-29 17:59:04 +03:00

179 lines
3.0 KiB
C

/* Copyright (c) 1990, 1991 UNIX System Laboratories, Inc. */
/* Copyright (c) 1984, 1986, 1987, 1988, 1989, 1990 AT&T */
/* All Rights Reserved */
/* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF */
/* UNIX System Laboratories, Inc. */
/* The copyright notice above does not evidence any */
/* actual or intended publication of such source code. */
#ident "$Revision: 2.2 $"
/*******************************************************************
PROPRIETARY NOTICE (Combined)
This source code is unpublished proprietary information
constituting, or derived under license from AT&T's UNIX(r) System V.
In addition, portions of such source code were derived from Berkeley
4.3 BSD under license from the Regents of the University of
California.
Copyright Notice
Notice of copyright on this source code product does not indicate
publication.
(c) 1986,1987,1988,1989 Sun Microsystems, Inc
(c) 1983,1984,1985,1986,1987,1988,1989 AT&T.
All rights reserved.
********************************************************************/
/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved. The Berkeley Software License Agreement
* specifies the terms and conditions for redistribution.
*/
#include "sh.h"
#define SIZCMAP 128 /* size of the cmap */
unsigned short _cmap[SIZCMAP] = {
/* nul soh stx etx */
0, 0, 0, 0,
/* eot enq ack bel */
0, 0, 0, 0,
/* bs ht nl vt */
0, _SP|_META, _NL|_META, 0,
/* np cr so si */
0, 0, 0, 0,
/* dle dc1 dc2 dc3 */
0, 0, 0, 0,
/* dc4 nak syn etb */
0, 0, 0, 0,
/* can em sub esc */
0, 0, 0, 0,
/* fs gs rs us */
0, 0, 0, 0,
/* sp ! " # */
_SP|_META, 0, _Q, _META,
/* $ % & ' */
_DOL, 0, _META, _Q,
/* ( ) * + */
_META, _META, _GLOB, 0,
/* , - . / */
0, 0, 0, 0,
/* 0 1 2 3 */
0, 0, 0, 0,
/* 4 5 6 7 */
0, 0, 0, 0,
/* 8 9 : ; */
0, 0, 0, _META,
/* < = > ? */
_META, 0, _META, _GLOB,
/* @ A B C */
0, 0, 0, 0,
/* D E F G */
0, 0, 0, 0,
/* H I J K */
0, 0, 0, 0,
/* L M N O */
0, 0, 0, 0,
/* P Q R S */
0, 0, 0, 0,
/* T U V W */
0, 0, 0, 0,
/* X Y Z [ */
0, 0, 0, _GLOB,
/* \ ] ^ _ */
_ESC, 0, 0, 0,
/* ` a b c */
_Q1|_GLOB, 0, 0, 0,
/* d e f g */
0, 0, 0, 0,
/* h i j k */
0, 0, 0, 0,
/* l m n o */
0, 0, 0, 0,
/* p q r s */
0, 0, 0, 0,
/* t u v w */
0, 0, 0, 0,
/* x y z { */
0, 0, 0, _GLOB,
/* | } ~ del */
_META, 0, 0, 0,
};
/*
* look up a char in cmap
*/
int
cmlook(wchar_t c, int x)
{
c &= TRIM;
if(c >= SIZCMAP)
return(0);
return(_cmap[c] & x);
}
/*
* check for letter
*/
int
letter(wchar_t c)
{
c &= TRIM;
return(iswalpha(c)
|| (c == '_')
|| isphonogram(c)
|| isideogram(c));
}
/*
* check for alpha-numeric
*/
int
alnum(wchar_t c)
{
c &= TRIM;
return(iswalnum(c)
|| (c == '_')
|| isphonogram(c)
|| isideogram(c));
}