ex_re.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/* Copyright (c) 1981 Regents of the University of California */
#ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.6 */
#include <regexpr.h>
/*
* Regular expression definitions.
* The regular expressions in ex are similar to those in ed,
* with the addition of the word boundaries from Toronto ed
* and allowing character classes to have [a-b] as in the shell.
* The numbers for the nodes below are spaced further apart then
* necessary because I at one time partially put in + and | (one or
* more and alternation.)
*/
#define EXPSIZ (ESIZE + 2)
struct regexp {
unsigned char Expbuf[EXPSIZ];
short Nbra;
};
/*
* There are three regular expressions here, the previous (in re),
* the previous substitute (in subre) and the previous scanning (in scanre).
* It would be possible to get rid of "re" by making it a stack parameter
* to the appropriate routines.
*/
var struct regexp *re; /* Last re */
var struct regexp *scanre; /* Last scanning re */
var struct regexp *subre; /* Last substitute re */
/*
* Since the phototypesetter v7-epsilon
* C compiler doesn't have structure assignment...
*/
void savere(struct regexp ** a);
void resre(struct regexp * a);
/*
* Definitions for substitute
*/
var unsigned char rhsbuf[RHSSIZE]; /* Rhs of last substitute */