mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
127 lines
3.0 KiB
127 lines
3.0 KiB
/* |
|
* various OS-feature replacement utilities |
|
* copyright (c) 2000, 2001, 2002 Fabrice Bellard |
|
* |
|
* This file is part of Libav. |
|
* |
|
* Libav is free software; you can redistribute it and/or |
|
* modify it under the terms of the GNU Lesser General Public |
|
* License as published by the Free Software Foundation; either |
|
* version 2.1 of the License, or (at your option) any later version. |
|
* |
|
* Libav is distributed in the hope that it will be useful, |
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
* Lesser General Public License for more details. |
|
* |
|
* You should have received a copy of the GNU Lesser General Public |
|
* License along with Libav; if not, write to the Free Software |
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|
*/ |
|
|
|
#ifndef AVFORMAT_OS_SUPPORT_H |
|
#define AVFORMAT_OS_SUPPORT_H |
|
|
|
/** |
|
* @file |
|
* miscellaneous OS support macros and functions. |
|
*/ |
|
|
|
#include "config.h" |
|
|
|
#include <sys/stat.h> |
|
|
|
#if defined(_WIN32) && !defined(__MINGW32CE__) |
|
# include <fcntl.h> |
|
# undef lseek |
|
# define lseek(f,p,w) _lseeki64((f), (p), (w)) |
|
# undef stat |
|
# define stat _stati64 |
|
# undef fstat |
|
# define fstat(f,s) _fstati64((f), (s)) |
|
#endif /* defined(_WIN32) && !defined(__MINGW32CE__) */ |
|
|
|
#ifdef _WIN32 |
|
#if HAVE_DIRECT_H |
|
#include <direct.h> |
|
#elif HAVE_IO_H |
|
#include <io.h> |
|
#endif |
|
#define mkdir(a, b) _mkdir(a) |
|
#else |
|
#include <sys/stat.h> |
|
#endif |
|
|
|
static inline int is_dos_path(const char *path) |
|
{ |
|
#if HAVE_DOS_PATHS |
|
if (path[0] && path[1] == ':') |
|
return 1; |
|
#endif |
|
return 0; |
|
} |
|
|
|
#if defined(__OS2__) || defined(__Plan9__) |
|
#define SHUT_RD 0 |
|
#define SHUT_WR 1 |
|
#define SHUT_RDWR 2 |
|
#endif |
|
|
|
#if defined(_WIN32) |
|
#define SHUT_RD SD_RECEIVE |
|
#define SHUT_WR SD_SEND |
|
#define SHUT_RDWR SD_BOTH |
|
|
|
#ifndef S_IRUSR |
|
#define S_IRUSR S_IREAD |
|
#endif |
|
#ifndef S_IWUSR |
|
#define S_IWUSR S_IWRITE |
|
#endif |
|
#endif |
|
|
|
#if CONFIG_NETWORK |
|
#if !HAVE_SOCKLEN_T |
|
typedef int socklen_t; |
|
#endif |
|
|
|
/* most of the time closing a socket is just closing an fd */ |
|
#if !HAVE_CLOSESOCKET |
|
#define closesocket close |
|
#endif |
|
|
|
#if !HAVE_POLL_H |
|
typedef unsigned long nfds_t; |
|
|
|
#if HAVE_WINSOCK2_H |
|
#include <winsock2.h> |
|
#endif |
|
#if !HAVE_STRUCT_POLLFD |
|
struct pollfd { |
|
int fd; |
|
short events; /* events to look for */ |
|
short revents; /* events that occurred */ |
|
}; |
|
|
|
/* events & revents */ |
|
#define POLLIN 0x0001 /* any readable data available */ |
|
#define POLLOUT 0x0002 /* file descriptor is writeable */ |
|
#define POLLRDNORM POLLIN |
|
#define POLLWRNORM POLLOUT |
|
#define POLLRDBAND 0x0008 /* priority readable data */ |
|
#define POLLWRBAND 0x0010 /* priority data can be written */ |
|
#define POLLPRI 0x0020 /* high priority readable data */ |
|
|
|
/* revents only */ |
|
#define POLLERR 0x0004 /* errors pending */ |
|
#define POLLHUP 0x0080 /* disconnected */ |
|
#define POLLNVAL 0x1000 /* invalid file descriptor */ |
|
#endif |
|
|
|
|
|
int ff_poll(struct pollfd *fds, nfds_t numfds, int timeout); |
|
#define poll ff_poll |
|
#endif /* HAVE_POLL_H */ |
|
#endif /* CONFIG_NETWORK */ |
|
|
|
#endif /* AVFORMAT_OS_SUPPORT_H */
|
|
|