forked from KolibriOS/kolibrios
132 lines
3.1 KiB
C
132 lines
3.1 KiB
C
/*
|
|
* various OS-feature replacement utilities
|
|
* copyright (c) 2000, 2001, 2002 Fabrice Bellard
|
|
*
|
|
* This file is part of FFmpeg.
|
|
*
|
|
* FFmpeg 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.
|
|
*
|
|
* FFmpeg 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 FFmpeg; 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>
|
|
# ifdef lseek
|
|
# undef lseek
|
|
# endif
|
|
# define lseek(f,p,w) _lseeki64((f), (p), (w))
|
|
# ifdef stat
|
|
# undef stat
|
|
# endif
|
|
# define stat _stati64
|
|
# ifdef fstat
|
|
# undef fstat
|
|
# endif
|
|
# define fstat(f,s) _fstati64((f), (s))
|
|
#endif /* defined(__MINGW32__) && !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)
|
|
#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 */
|