xref: /dragonfly/usr.sbin/lpr/lptest/lptest.c (revision ae24b5e0)
1 /*
2  * Copyright (c) 1983, 1993
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. Neither the name of the University nor the names of its contributors
15  *    may be used to endorse or promote products derived from this software
16  *    without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  *
30  * @(#) Copyright (c) 1983, 1993 The Regents of the University of California.  All rights reserved.
31  * @(#)lptest.c	8.1 (Berkeley) 6/6/93
32  * $FreeBSD: src/usr.sbin/lpr/lptest/lptest.c,v 1.2.8.2 2001/10/13 18:52:36 gad Exp $
33  * $DragonFly: src/usr.sbin/lpr/lptest/lptest.c,v 1.3 2004/03/22 22:32:51 cpressey Exp $
34  */
35 
36 #include <stdlib.h>
37 #include <stdio.h>
38 
39 /*
40  * lptest -- line printer test program (and other devices).
41  */
42 int
43 main(int argc, char **argv)
44 {
45 	int len, count;
46 	int i, j, fc, nc;
47 	char outbuf[BUFSIZ];
48 
49 	setbuf(stdout, outbuf);
50 	if (argc >= 2)
51 		len = atoi(argv[1]);
52 	else
53 		len = 79;
54 	if (argc >= 3)
55 		count = atoi(argv[2]);
56 	else
57 		count = 200;
58 	fc = ' ';
59 	for (i = 0; i < count; i++) {
60 		if (++fc == 0177)
61 			fc = ' ';
62 		nc = fc;
63 		for (j = 0; j < len; j++) {
64 			putchar(nc);
65 			if (++nc == 0177)
66 				nc = ' ';
67 		}
68 		putchar('\n');
69 	}
70 	fflush(stdout);
71 	exit(0);
72 }
73