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prf.c revision 1.1 
      1 /*	$NetBSD: prf.c,v 1.1 1997/02/04 03:52:45 thorpej Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1982, 1986, 1990, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the University of
     18  *	California, Berkeley and its contributors.
     19  * 4. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  *
     35  *	@(#)prf.c	8.1 (Berkeley) 6/10/93
     36  */
     37 
     38 getchar()
     39 {
     40 	register int c;
     41 
     42 	while((c = cngetc()) == 0)
     43 		;
     44 	if (c == '\r')
     45 		c = '\n';
     46 	else if (c == ('c'&037)) {
     47 		panic("^C");
     48 		/* NOTREACHED */
     49 	}
     50 	return(c);
     51 }
     52 
     53 tgetchar()
     54 {
     55 	register int c;
     56 
     57 	if ((c = cngetc()) == 0)
     58         	return(0);
     59 
     60 	if (c == '\r')
     61 		c = '\n';
     62 	else if (c == ('c'&037)) {
     63 		panic("^C");
     64 		/* NOTREACHED */
     65 	}
     66 	return(c);
     67 }
     68 
     69 putchar(c)
     70 	register int c;
     71 {
     72 	cnputc(c);
     73 	if (c == '\n')
     74 		cnputc('\r');
     75 }
     76