/************************************************************************
*                                                                       *    
*  Copyright Digital Equipment Corporation 1998. All rights reserved.   *
*                                                                       *    
*  Restricted Rights: Use, duplication, or disclosure by the U.S.       *    
*  Government is subject to restrictions as set forth in subparagraph   *    
*  (c) (1) (ii) of DFARS 252.227-7013, or in FAR 52.227-19, or in FAR   *    
*  52.227-14 Alt. III, as applicable.                                   *    
*                                                                       *    
*  This software is proprietary to and embodies the confidential        *    
*  technology of Digital Equipment Corporation. Possession, use, or     *    
*  copying of this software and media is authorized only pursuant to a  *    
*  valid written license from Digital or an authorized sublicensor.     *    
*                                                                       *    
************************************************************************/

/*      chap_9_change_dir.c     */

/* This program performs the equivalent to the DCL command      */
/* SET DEFAULT SYS$LOGIN. Once the program exits, however, the  */
/* directory is reset to the directory from which the program   */
/* was run.                                                     */

#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>

main()
{
    char *dir;
    int i;

    dir = getenv("HOME");
    if ((i = chdir(dir)) != 0) {
        perror("Cannot set directory");
        exit(0);
    }

    printf("Current directory: %s\n", dir);
}