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Source at commit 1302 created 12 years 8 months ago. By meklort, Clean up libsaio | |
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1 | /*␊ |
2 | * Copyright (c) 1999-2003 Apple Computer, Inc. All rights reserved.␊ |
3 | *␊ |
4 | * @APPLE_LICENSE_HEADER_START@␊ |
5 | * ␊ |
6 | * Portions Copyright (c) 1999-2003 Apple Computer, Inc. All Rights␊ |
7 | * Reserved. This file contains Original Code and/or Modifications of␊ |
8 | * Original Code as defined in and that are subject to the Apple Public␊ |
9 | * Source License Version 2.0 (the "License"). You may not use this file␊ |
10 | * except in compliance with the License. Please obtain a copy of the␊ |
11 | * License at http://www.apple.com/publicsource and read it before using␊ |
12 | * this file.␊ |
13 | * ␊ |
14 | * The Original Code and all software distributed under the License are␊ |
15 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊ |
16 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊ |
17 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊ |
18 | * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT. Please see the␊ |
19 | * License for the specific language governing rights and limitations␊ |
20 | * under the License.␊ |
21 | * ␊ |
22 | * @APPLE_LICENSE_HEADER_END@␊ |
23 | */␊ |
24 | /* ␊ |
25 | * Mach Operating System␊ |
26 | * Copyright (c) 1990 Carnegie-Mellon University␊ |
27 | * Copyright (c) 1989 Carnegie-Mellon University␊ |
28 | * All rights reserved. The CMU software License Agreement specifies␊ |
29 | * the terms and conditions for use and redistribution.␊ |
30 | */␊ |
31 | ␊ |
32 | /*␊ |
33 | * ␉␉␉INTEL CORPORATION PROPRIETARY INFORMATION␊ |
34 | *␊ |
35 | *␉This software is supplied under the terms of a license agreement or ␊ |
36 | *␉nondisclosure agreement with Intel Corporation and may not be copied ␊ |
37 | *␉nor disclosed except in accordance with the terms of that agreement.␊ |
38 | *␊ |
39 | *␉Copyright 1988, 1989 Intel Corporation␊ |
40 | */␊ |
41 | ␊ |
42 | /*␊ |
43 | * Copyright 1993 NeXT, Inc.␊ |
44 | * All rights reserved.␊ |
45 | */␊ |
46 | ␊ |
47 | #include "libsaio.h"␊ |
48 | ␊ |
49 | ␊ |
50 | /*␊ |
51 | * write one character to console␊ |
52 | */␊ |
53 | int putchar(int c)␊ |
54 | {␊ |
55 | ␉if ( c == '\t' )␊ |
56 | ␉{␊ |
57 | ␉␉for (c = 0; c < 8; c++) bios_putchar(' ');␊ |
58 | ␉␉return c;␊ |
59 | ␉}␊ |
60 | ␊ |
61 | ␉if ( c == '\n' )␊ |
62 | {␊ |
63 | ␉␉bios_putchar('\r');␊ |
64 | }␊ |
65 | ␊ |
66 | ␉bios_putchar(c);␊ |
67 | ␊ |
68 | return c;␊ |
69 | }␊ |
70 | ␊ |
71 | int getc()␊ |
72 | {␊ |
73 | int c = bgetc();␊ |
74 | ␊ |
75 | if ((c & 0xff) == 0)␊ |
76 | return c;␊ |
77 | else␊ |
78 | return (c & 0xff);␊ |
79 | }␊ |
80 | ␊ |
81 | // Read and echo a character from console. This doesn't echo backspace␊ |
82 | // since that screws up higher level handling␊ |
83 | ␊ |
84 | int getchar()␊ |
85 | {␊ |
86 | ␉register int c = getc();␊ |
87 | ␊ |
88 | //␉if ( c == '\r' ) c = '\n';␊ |
89 | ␊ |
90 | //␉if ( c >= ' ' && c < 0x7f) putchar(c);␊ |
91 | ␉␊ |
92 | ␉return (c);␊ |
93 | }␊ |
94 | ␊ |
95 | /** Print a "Press a key to continue..." message and wait for a key press. */␊ |
96 | void pause() ␊ |
97 | {␊ |
98 | printf("Press a key to continue...\n");␊ |
99 | ␉getchar(); // replace getchar() by pause() ?? were useful...?␊ |
100 | }␊ |
101 |