xref: /illumos-gate/usr/src/cmd/yes/yes.c (revision eb6b10e69fa5ba733da194d3ad71a0e63338be29)
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 /*
23  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 /*
27  * Copyright (c) 2013, Joyent, Inc.  All rights reserved.
28  */
29 
30 #include <stdio.h>
31 
32 int
33 main(int argc, char **argv)
34 {
35 	if (argc <= 1) {
36 		while (puts("y") != EOF)
37 			continue;
38 	} else {
39 		for (;;) {
40 			int i;
41 
42 			for (i = 1; i < argc; i++) {
43 				if (i > 1)
44 					if (putchar(' ') == EOF)
45 						goto err;
46 				if (fputs(argv[i], stdout) == EOF)
47 					goto err;
48 			}
49 			if (putchar('\n') == EOF)
50 				goto err;
51 		}
52 	}
53 
54 err:
55 	return (1);
56 }
57