usr.sbin/lpr/lptest/lptest.c

   1 /*      $NetBSD: lptest.c,v 1.9 2003/08/07 11:25:31 agc 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 1.9 2003/08/07 11:25:31 agc Exp $");
  41 #endif
  42 #endif /* not lint */
  43
  44 #include <stdlib.h>
  45 #include <stdio.h>
  46
  47 int main(int, char *[]);
  48
  49 /*
  50  * lptest -- line printer test program (and other devices).
  51  */
  52 int
  53 main(int argc, char *argv[])
  54 {
  55         int len, count;
  56         int i, j, fc, nc;
  57         char outbuf[BUFSIZ];
  58
  59         setbuf(stdout, outbuf);
  60         if (argc >= 2)
  61                 len = atoi(argv[1]);
  62         else
  63                 len = 79;
  64         if (argc >= 3)
  65                 count = atoi(argv[2]);
  66         else
  67                 count = 200;
  68         fc = ' ';
  69         for (i = 0; i < count; i++) {
  70                 if (++fc == 0177)
  71                         fc = ' ';
  72                 nc = fc;
  73                 for (j = 0; j < len; j++) {
  74                         putchar(nc);
  75                         if (++nc == 0177)
  76                                 nc = ' ';
  77                 }
  78                 putchar('\n');
  79         }
  80         (void)fflush(stdout);
  81         exit(0);
  82 }