e76a9aaaf7574073f948120ea5ad6856750aba41
[libav.git] / libavformat / os_support.h
1 /*
2 * various utilities for ffmpeg system
3 * copyright (c) 2000, 2001, 2002 Fabrice Bellard
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22 #ifndef _OS_SUPPORT_H
23 #define _OS_SUPPORT_H
24
25 /**
26 * @file os_support.h
27 * miscellaneous OS support macros and functions.
28 *
29 * - usleep() (Win32, BeOS, OS/2)
30 * - floatf() (OS/2)
31 * - strcasecmp() (OS/2)
32 */
33
34 #ifdef __MINGW32__
35 __declspec(dllimport) void __stdcall Sleep(unsigned long dwMilliseconds);
36 // # include <windows.h>
37 # define usleep(t) Sleep((t) / 1000)
38 #endif
39
40 #ifdef __BEOS__
41 # ifndef usleep
42 # include <OS.h>
43 # define usleep(t) snooze((bigtime_t)(t))
44 # endif
45 #endif
46
47 #if defined(CONFIG_OS2)
48 #include <stdlib.h>
49 static inline int usleep(unsigned int t) { return _sleep2(t / 1000); }
50 static inline int strcasecmp(const char* s1, const char* s2) { return stricmp(s1,s2); }
51 #endif
52
53 #endif /* _OS_SUPPORT_H */