getaltenv.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 1.3 */
#include <stdio.h>
#include <string.h>
#include "wish.h"
#include "var_arrays.h"
char **Altenv = NULL;
char *getaltenv();
/* LES: replace with MACRO
char *
getAltenv(name)
char *name;
{
return(getaltenv(Altenv, name));
}
*/
char *
getaltenv(the_env, name)
char **the_env;
char *name;
{
int i;
if (the_env && ((i = findaltenv(the_env, name)) != FAIL))
return(strchr(the_env[i], '=') + 1);
return(NULL);
}
findaltenv(the_env, name)
char **the_env;
char *name;
{
int i, len;
int lcv;
len = strlen(name);
lcv = array_len(the_env);
for (i = 0; i < lcv; i++)
if ((strncmp(name, the_env[i], len) == 0) && (the_env[i][len] == '='))
return(i);
return(FAIL);
}