lpr/lptest.c

/*
 * Copyright (c) 1983 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the University of California, Berkeley.  The name of the
 * University may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef lint
char copyright[] =
"@(#) Copyright (c) 1983 Regents of the University of California.\n\
 All rights reserved.\n";
#endif /* not lint */

#ifndef lint
static char sccsid[] = "@(#)lptest.c    5.3 (Berkeley) 6/30/88";
#endif /* not lint */

/*
 * lptest -- line printer test program (and other devices).
 */

#include <stdio.h>

main(argc, argv)
        int argc;
        char **argv;
{
        int len, count;
        register i, j, fc, nc;
        char outbuf[BUFSIZ];

        setbuf(stdout, outbuf);
        if (argc >= 2)
                len = atoi(argv[1]);
        else
                len = 79;
        if (argc >= 3)
                count = atoi(argv[2]);
        else
                count = 200;
        fc = ' ';
        for (i = 0; i < count; i++) {
                if (++fc == 0177)
                        fc = ' ';
                nc = fc;
                for (j = 0; j < len; j++) {
                        putchar(nc);
                        if (++nc == 0177)
                                nc = ' ';
                }
                putchar('\n');
        }
        (void) fflush(stdout);
}