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80 lines
1.3 KiB
C

#include "io.h"
#include "array.h"
#include "haveepoll.h"
#include "havekqueue.h"
#include "havedevpoll.h"
#include "havesigio.h"
#ifdef HAVE_SIGIO
#define _GNU_SOURCE
#include <signal.h>
#endif
#ifdef __MINGW32__
#include "socket.h"
extern HANDLE io_comport;
#endif
typedef struct {
tai6464 timeout;
unsigned int wantread:1;
unsigned int wantwrite:1;
unsigned int canread:1;
unsigned int canwrite:1;
unsigned int nonblock:1;
unsigned int inuse:1;
long next_read;
long next_write;
void* cookie;
void* mmapped;
long maplen;
uint64 mapofs;
#ifdef __MINGW32__
OVERLAPPED o;
HANDLE /* fd, */ mh;
#endif
} io_entry;
extern array io_fds;
extern uint64 io_wanted_fds;
extern array io_pollfds;
extern long first_readable;
extern long first_writeable;
extern enum __io_waitmode {
UNDECIDED,
POLL
#ifdef HAVE_KQUEUE
,KQUEUE
#endif
#ifdef HAVE_EPOLL
,EPOLL
#endif
#ifdef HAVE_SIGIO
,_SIGIO
#endif
#ifdef HAVE_DEVPOLL
,DEVPOLL
#endif
#ifdef __MINGW32__
,COMPLETIONPORT
#endif
} io_waitmode;
#if defined(HAVE_KQUEUE) || defined(HAVE_EPOLL) || defined(HAVE_DEVPOLL)
extern int io_master;
#endif
#if defined(HAVE_SIGIO)
extern int io_signum;
extern sigset_t io_ss;
extern long alt_firstread;
extern long alt_firstwrite;
#endif
int64 io_waituntil2(int64 milliseconds);
void io_sigpipe(void);
#define debug_printf(x)