Annotation of sys/arch/hp300/stand/uboot/tgets.c, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: tgets.c,v 1.3 2006/08/17 06:31:10 miod Exp $ */
! 2: /* $NetBSD: tgets.c,v 1.4 1994/10/26 07:28:05 cgd Exp $ */
! 3:
! 4: /*-
! 5: * Copyright (c) 1993
! 6: * The Regents of the University of California. All rights reserved.
! 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: * @(#)gets.c 8.1 (Berkeley) 6/11/93
! 33: */
! 34:
! 35: #include <lib/libsa/stand.h>
! 36:
! 37: #include "samachdep.h"
! 38:
! 39: int tgetchar(void);
! 40:
! 41: int
! 42: tgetchar()
! 43: {
! 44: int c;
! 45:
! 46: if ((c = cngetc()) == 0)
! 47: return(0);
! 48:
! 49: if (c == '\r')
! 50: c = '\n';
! 51: else if (c == ('c'&037)) {
! 52: panic("^C");
! 53: /* NOTREACHED */
! 54: }
! 55: return(c);
! 56: }
! 57:
! 58: int
! 59: tgets(char *buf)
! 60: {
! 61: int c;
! 62: int i;
! 63: char *lp = buf;
! 64:
! 65: for (i = 240000; i > 0; i--) {
! 66: c = tgetchar() & 0177;
! 67: if (c) {
! 68: for (;;) {
! 69: switch (c) {
! 70: case '\n':
! 71: case '\r':
! 72: *lp = '\0';
! 73: putchar('\n');
! 74: return (1);
! 75: case '\b':
! 76: case '\177':
! 77: if (lp > buf) {
! 78: lp--;
! 79: putchar('\b');
! 80: putchar(' ');
! 81: putchar('\b');
! 82: }
! 83: break;
! 84: case '#':
! 85: if (lp > buf)
! 86: --lp;
! 87: break;
! 88: case 'r' & 037:
! 89: {
! 90: char *p;
! 91: putchar('\n');
! 92: for (p = buf; p < lp; ++p)
! 93: putchar(*p);
! 94: }
! 95: break;
! 96: case '@':
! 97: case 'u' & 037:
! 98: case 'w' & 037:
! 99: lp = buf;
! 100: putchar('\n');
! 101: break;
! 102: default:
! 103: *lp++ = c;
! 104: putchar(c);
! 105: }
! 106: c = getchar() & 0177;
! 107: }
! 108: }
! 109: }
! 110: return (0);
! 111: }
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