expand.c 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
* 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) 1985 AT&T
* All Rights Reserved
*/
#ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.6 */
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include "wish.h"
#include "moremacros.h"
#include "terror.h"
#include "sizes.h"
#include "sizes.h"
/*
* Globals to maintain dynamic expansion buffer
* (destination buffer for "variable expanded" text)
*/
static char *Destbuf;
static int Bufsize;
static int Bufcnt;
/*
* These macros check that the expansion buffer is BIG enough
* before text is copies into it.
*/
}
}
/*
*/
static void
char *buf;
int num;
{
}
}
/*
* EXPAND will "expand" all environment variables in the
* string pointed to by "src" and return a pointer to
* the expanded text.
*/
char *
char *src;
{
char *ret;
char *pexpand();
/*
* Use a static 1K buffer by default ....
* pexpand() will create a dynamic buffer
* if necessary and set "Destbuf" to it.
*/
Bufcnt = 0;
if (Destbuf)
else
return(ret);
}
static char *
char *buf;
char *name;
char eos;
{
register char delim;
register char *src;
register char *dst;
register char *file;
char *anyenv();
char *getepenv();
char *savebuf;
int savesize;
int savecnt;
if (*src == '\\') {
++src;
}
else if (*src == '$') {
register char *start;
else
if (*src == '(') {
/*
* Save dynamic buffer before calling
* pexpand() recursively
*/
/*
* Initialize globals
*/
Bufcnt = 0;
if (*src) {
if (Destbuf)
else
}
/*
* Restore previous values for
* dynamic buffer and continue
* as usual ....
*/
}
register char *p;
register char savechar;
src++;
*src = '\0';
if (delim) {
}
}
else
}
else {
free(p);
}
if (delim)
;
}
}
else {
}
}
*dst = '\0';
return src;
}