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tgets.c revision 1.3 
      1 /*	$NetBSD: tgets.c,v 1.3 2003/11/14 16:52:40 tsutsui Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 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. Neither the name of the University nor the names of its contributors
     16  *    may be used to endorse or promote products derived from this software
     17  *    without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  *
     31  *	@(#)gets.c	8.1 (Berkeley) 6/11/93
     32  */
     33 
     34 #include <sys/param.h>
     35 
     36 #include <lib/libsa/stand.h>
     37 
     38 #include <hp300/stand/common/samachdep.h>
     39 
     40 int
     41 tgets(buf)
     42 	char *buf;
     43 {
     44 	int c;
     45 	int i;
     46 	char *lp = buf;
     47 
     48 	for (i = 240000; i > 0; i--) {
     49 		c = tgetchar() & 0177;
     50 		if (c) {
     51 			for (;;) {
     52 				switch (c) {
     53 				case '\n':
     54 				case '\r':
     55 					*lp = '\0';
     56 					putchar('\n');
     57 					return 1;
     58 				case '\b':
     59 				case '\177':
     60 					if (lp > buf) {
     61 						lp--;
     62 						putchar('\b');
     63 						putchar(' ');
     64 						putchar('\b');
     65 					}
     66 					break;
     67 				case '#':
     68 					if (lp > buf)
     69 						--lp;
     70 					break;
     71 				case 'r' & 037: {
     72 					char *p;
     73 
     74 					putchar('\n');
     75 					for (p = buf; p < lp; ++p)
     76 						putchar(*p);
     77 					break;
     78 				}
     79 				case '@':
     80 				case 'u'&037:
     81 				case 'w'&037:
     82 					lp = buf;
     83 					putchar('\n');
     84 					break;
     85 				default:
     86 					*lp++ = c;
     87 					putchar(c);
     88 				}
     89 				c = getchar() & 0177;
     90 			}
     91 		}
     92 	}
     93 	return 0;
     94 }
     95