putaltenv.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
* 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) 1985 AT&T
* All Rights Reserved
*/
#ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.5 */
#include <stdio.h>
#include <string.h>
#include "wish.h"
#include "var_arrays.h"
#include "moremacros.h"
void
copyaltenv(an_env, another)
char **an_env;
register char ***another;
{
register int i;
int lcv;
lcv = array_len(an_env);
for (i = 0; i < lcv; i++)
putaltenv(another, an_env[i]);
}
/* LES: never called
void
dumpenv(fp, the_env)
FILE *fp;
register char **the_env;
{
int i;
int lcv;
lcv = array_len(the_env);
for (i = 0; i < lcv; i++) {
fputs(the_env[i], fp);
putc('\n', fp);
}
}
*/
int
delaltenv(the_env, name)
register char ***the_env;
char *name;
{
register int i;
if ((i = findaltenv(*the_env, name)) != FAIL) {
free((*the_env)[i]);
*the_env = (char **) array_delete(*the_env, i);
return SUCCESS;
}
return FAIL;
}
int
putaltenv(the_env, str)
register char ***the_env;
char *str;
{
register int i;
register char *p;
char *hold;
hold = strsave(str);
if ((p = strchr(hold, '=')) == NULL) {
if (hold) /* ehr3 */
free(hold);
return(FAIL);
}
*p = '\0';
delaltenv(the_env, hold);
if ((i = findaltenv(*the_env, hold)) != FAIL) {
*p = '=';
if ((*the_env)[i]) /* ehr3 */
free((*the_env)[i]);
(*the_env)[i] = hold;
}
else {
*p = '=';
var_append(char *, *the_env, &hold);
}
return SUCCESS;
}
/* versions to work on Altenv */
extern char **Altenv;
/* LES: replace with MACROS
copyAltenv(an_env)
char **an_env;
{
copyaltenv(an_env, &Altenv);
}
int
delAltenv(name)
char *name;
{
return(delaltenv(&Altenv, name));
}
int
putAltenv(str)
char *str;
{
return(putaltenv(&Altenv, str));
}
*/