usr/src/old/vfilters/necf/necf.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[] = "@(#)necf.c      5.4 (Berkeley) %G%";
#endif /* not lint */

#include <stdio.h>
#include <sgtty.h>

#define PAGESIZE        66

main()
{
        extern char *rindex();
        char line[256];
        register char c, *cp;
        register lnumber;

#ifdef SHEETFEEDER
        printf("\033=\033\033\033O\f");
#else
        printf("\033=");
#endif
        lnumber = 0;
        while (fgets(line, sizeof(line), stdin) != NULL) {
#ifdef SHEETFEEDER
                if (lnumber == PAGESIZE-1) {
                        putchar('\f');
                        lnumber = 0;
                }
                if (lnumber >= 2) {
#endif
#ifdef TTY
                        if ((cp = rindex(line, '\n')) != NULL)
                                *cp = '\r';
#endif
                        printf("%s", line);
#ifdef SHEETFEEDER
                }
                lnumber++;
#endif
        }
        fflush (stdout);
}