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03261851 RK |
1 | /* read.c -- read bytes from a input device. |
2 | * | |
3 | * Copyright (c) 1995 Cygnus Support | |
4 | * | |
5 | * The authors hereby grant permission to use, copy, modify, distribute, | |
6 | * and license this software and its documentation for any purpose, provided | |
7 | * that existing copyright notices are retained in all copies and that this | |
8 | * notice is included verbatim in any distributions. No written agreement, | |
9 | * license, or royalty fee is required for any of the authorized uses. | |
10 | * Modifications to this software may be copyrighted by their authors | |
11 | * and need not follow the licensing terms described here, provided that | |
12 | * the new terms are clearly indicated on the first page of each file where | |
13 | * they apply. | |
14 | */ | |
15 | #include "glue.h" | |
16 | ||
17 | extern char _DEFUN_VOID (inbyte); | |
18 | ||
19 | /* | |
20 | * read -- read bytes from the serial port. Ignore fd, since | |
21 | * we only have stdin. | |
22 | */ | |
23 | int | |
24 | _DEFUN (read, (fd, buf, nbytes), | |
25 | int fd _AND | |
26 | char *buf _AND | |
27 | int nbytes) | |
28 | { | |
29 | int i = 0; | |
30 | ||
31 | for (i = 0; i < nbytes; i++) { | |
32 | *(buf + i) = inbyte(); | |
33 | if ((*(buf + i) == '\n') || (*(buf + i) == '\r')) { | |
3b0f85c0 | 34 | i++; |
03261851 RK |
35 | break; |
36 | } | |
37 | } | |
38 | return (i); | |
39 | } |