linux-scalability-benchmarks / libowfat / io / io_block.c

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#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include "io_internal.h"

#ifdef __MINGW32__
#include <winsock2.h>
#include "windoze.h"
#endif

#ifndef O_NDELAY
#define O_NDELAY O_NONBLOCK
#endif

void io_block(int64 d) {
  io_entry* e=array_get(&io_fds,sizeof(io_entry),d);
#ifdef __MINGW32__
  unsigned long i=0;
  if (ioctlsocket( d, FIONBIO, &i)==0)
    if (e) e->nonblock=0;
#else
  if (fcntl(d,F_SETFL,fcntl(d,F_GETFL,0) & ~O_NDELAY)==0)
    if (e) e->nonblock=0;
#endif
}
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