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      1 /*	$NetBSD: lptest.c,v 1.11 2018/01/23 22:12:53 sevan Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1983, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  * 3. Neither the name of the University nor the names of its contributors
     17  *    may be used to endorse or promote products derived from this software
     18  *    without specific prior written permission.
     19  *
     20  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     30  * SUCH DAMAGE.
     31  */
     32 
     33 #include <sys/cdefs.h>
     34 #ifndef lint
     35 __COPYRIGHT("@(#) Copyright (c) 1983, 1993\
     36  The Regents of the University of California.  All rights reserved.");
     37 #if 0
     38 static char sccsid[] = "@(#)lptest.c	8.1 (Berkeley) 6/6/93";
     39 #else
     40 __RCSID("$NetBSD: lptest.c,v 1.11 2018/01/23 22:12:53 sevan Exp $");
     41 #endif
     42 #endif /* not lint */
     43 
     44 #include <stdlib.h>
     45 #include <stdio.h>
     46 
     47 /*
     48  * lptest -- line printer test program (and other devices).
     49  */
     50 int
     51 main(int argc, char *argv[])
     52 {
     53 	int len, count;
     54 	int i, j, fc, nc;
     55 	char outbuf[BUFSIZ];
     56 
     57 	setbuf(stdout, outbuf);
     58 	if (argc >= 2)
     59 		len = atoi(argv[1]);
     60 	else
     61 		len = 79;
     62 	if (argc >= 3)
     63 		count = atoi(argv[2]);
     64 	else
     65 		count = 200;
     66 	fc = ' ';
     67 	for (i = 0; i < count; i++) {
     68 		if (++fc == 0177)
     69 			fc = ' ';
     70 		nc = fc;
     71 		for (j = 0; j < len; j++) {
     72 			putchar(nc);
     73 			if (++nc == 0177)
     74 				nc = ' ';
     75 		}
     76 		putchar('\n');
     77 	}
     78 	(void)fflush(stdout);
     79 	exit(0);
     80 }
     81