Commit | Line | Data |
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c906108c SS |
1 | /* This file is part of GDB. |
2 | ||
3 | This program is free software; you can redistribute it and/or modify | |
4 | it under the terms of the GNU General Public License as published by | |
5 | the Free Software Foundation; either version 2 of the License, or | |
6 | (at your option) any later version. | |
7 | ||
8 | This program is distributed in the hope that it will be useful, | |
9 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | GNU General Public License for more details. | |
12 | ||
13 | You should have received a copy of the GNU General Public License | |
14 | along with this program; if not, write to the Free Software | |
15 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
16 | ||
17 | /* This started out life as code shared between the nindy monitor and | |
18 | GDB. For various reasons, this is no longer true. Eventually, it | |
19 | probably should be merged into remote-nindy.c. */ | |
20 | ||
21 | #include <stdio.h> | |
22 | #include "defs.h" | |
23 | #include "serial.h" | |
24 | ||
25 | #ifdef _MSC_VER | |
26 | # include <stdlib.h> | |
27 | # define sleep _sleep | |
28 | #endif | |
29 | ||
30 | /* Flush all pending input and output for SERIAL, wait for a second, and | |
31 | then if there is a character pending, discard it and flush again. */ | |
32 | ||
33 | int | |
34 | tty_flush (serial) | |
35 | serial_t serial; | |
36 | { | |
37 | while (1) | |
38 | { | |
39 | SERIAL_FLUSH_INPUT (serial); | |
40 | SERIAL_FLUSH_OUTPUT (serial); | |
41 | sleep(1); | |
42 | switch (SERIAL_READCHAR (serial, 0)) | |
43 | { | |
44 | case SERIAL_TIMEOUT: | |
45 | case SERIAL_ERROR: | |
46 | case SERIAL_EOF: | |
47 | return 0; | |
48 | default: | |
49 | /* We read something. Eeek. Try again. */ | |
50 | break; | |
51 | } | |
52 | } | |
53 | } |