xref: /titanic_50/usr/src/cmd/setpgrp/setpgrp.c (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
23 /*	  All Rights Reserved  	*/
24 
25 
26 #ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.2	*/
27 /*
28 	Set process group ID to this process ID and exec the command line
29 	that is the argument list.
30 */
31 
32 
33 #include <stdio.h>
34 
35 main( argc, argv )
36 int	argc;
37 char	*argv[];
38 {
39 	char	*cmd;
40 
41 	cmd = *argv;
42 	if( argc <= 1 ) {
43 		fprintf( stderr, "Usage:  %s command [ arg ... ]\n", cmd );
44 		exit(1);
45 	}
46 	argv++;
47 	argc--;
48 	setpgrp();
49 	execvp( *argv, argv );
50 	fprintf( stderr, "%s: %s not executed.  ", cmd, *argv );
51 	perror( "" );
52 	exit( 1 );
53 }
54