How to use

poll

method

in

libcore.io.Os

public int poll(StructPollfd[] fds, int timeoutMs) throws ErrnoException { return os.poll(fds, timeoutMs); }
public int pread(FileDescriptor fd, ByteBuffer buffer, long offset) throws ErrnoException { return os.pread(fd, buffer, offset); }

@Override public int poll(StructPollfd[] fds, int timeoutMs) throws ErrnoException {
  // Greater than 0 is a timeout in milliseconds and -1 means "block forever",
  // but 0 means "poll and return immediately", which shouldn't be subject to BlockGuard.
  if (timeoutMs != 0) {
    BlockGuard.getThreadPolicy().onNetwork();
  }
  return os.poll(fds, timeoutMs);
}

pollFds[0].fd = fd;
pollFds[0].events = (short) POLLOUT;
int rc = Libcore.os.poll(pollFds, remainingTimeoutMs);
if (rc == 0) {
  return false; // Timeout.

while (true) {
  try {
    if (timeout <= 0 || Libcore.os.poll(pfds, timeout) == 0) {
      throw new SocketTimeoutException("accept() timed out");

  rc = Libcore.os.poll(pollFds.array(), (int) timeout);
} catch (ErrnoException errnoException) {
  if (errnoException.errno != EINTR) {

public int poll(StructPollfd[] fds, int timeoutMs) throws ErrnoException { return os.poll(fds, timeoutMs); }
public int pread(FileDescriptor fd, ByteBuffer buffer, long offset) throws ErrnoException { return os.pread(fd, buffer, offset); }

public int poll(StructPollfd[] fds, int timeoutMs) throws ErrnoException { return os.poll(fds, timeoutMs); }
public int pread(FileDescriptor fd, ByteBuffer buffer, long offset) throws ErrnoException { return os.pread(fd, buffer, offset); }

public int poll(StructPollfd[] fds, int timeoutMs) throws ErrnoException { return os.poll(fds, timeoutMs); }
public int pread(FileDescriptor fd, ByteBuffer buffer, long offset) throws ErrnoException { return os.pread(fd, buffer, offset); }

public int poll(StructPollfd[] fds, int timeoutMs) throws ErrnoException { return os.poll(fds, timeoutMs); }
public int pread(FileDescriptor fd, ByteBuffer buffer, long offset) throws ErrnoException { return os.pread(fd, buffer, offset); }

public int poll(StructPollfd[] fds, int timeoutMs) throws ErrnoException { return os.poll(fds, timeoutMs); }
public int pread(FileDescriptor fd, ByteBuffer buffer, long offset) throws ErrnoException { return os.pread(fd, buffer, offset); }

public int poll(StructPollfd[] fds, int timeoutMs) throws ErrnoException { return os.poll(fds, timeoutMs); }
public int pread(FileDescriptor fd, ByteBuffer buffer, long offset) throws ErrnoException { return os.pread(fd, buffer, offset); }

@Override public int poll(StructPollfd[] fds, int timeoutMs) throws ErrnoException {
  // Greater than 0 is a timeout in milliseconds and -1 means "block forever",
  // but 0 means "poll and return immediately", which shouldn't be subject to BlockGuard.
  if (timeoutMs != 0) {
    BlockGuard.getThreadPolicy().onNetwork();
  }
  return os.poll(fds, timeoutMs);
}

@Override public int poll(StructPollfd[] fds, int timeoutMs) throws ErrnoException {
  // Greater than 0 is a timeout in milliseconds and -1 means "block forever",
  // but 0 means "poll and return immediately", which shouldn't be subject to BlockGuard.
  if (timeoutMs != 0) {
    BlockGuard.getThreadPolicy().onNetwork();
  }
  return os.poll(fds, timeoutMs);
}

@Override public int poll(StructPollfd[] fds, int timeoutMs) throws ErrnoException {
  // Greater than 0 is a timeout in milliseconds and -1 means "block forever",
  // but 0 means "poll and return immediately", which shouldn't be subject to BlockGuard.
  if (timeoutMs != 0) {
    BlockGuard.getThreadPolicy().onNetwork();
  }
  return os.poll(fds, timeoutMs);
}

@Override public int poll(StructPollfd[] fds, int timeoutMs) throws ErrnoException {
  // Greater than 0 is a timeout in milliseconds and -1 means "block forever",
  // but 0 means "poll and return immediately", which shouldn't be subject to BlockGuard.
  if (timeoutMs != 0) {
    BlockGuard.getThreadPolicy().onNetwork();
  }
  return os.poll(fds, timeoutMs);
}

@Override public int poll(StructPollfd[] fds, int timeoutMs) throws ErrnoException {
  // Greater than 0 is a timeout in milliseconds and -1 means "block forever",
  // but 0 means "poll and return immediately", which shouldn't be subject to BlockGuard.
  if (timeoutMs != 0) {
    BlockGuard.getThreadPolicy().onNetwork();
  }
  return os.poll(fds, timeoutMs);
}

@Override public int poll(StructPollfd[] fds, int timeoutMs) throws ErrnoException {
  // Greater than 0 is a timeout in milliseconds and -1 means "block forever",
  // but 0 means "poll and return immediately", which shouldn't be subject to BlockGuard.
  if (timeoutMs != 0) {
    BlockGuard.getThreadPolicy().onNetwork();
  }
  return os.poll(fds, timeoutMs);
}

pollFds[0].fd = fd;
pollFds[0].events = (short) POLLOUT;
int rc = Libcore.os.poll(pollFds, remainingTimeoutMs);
if (rc == 0) {
  return false; // Timeout.

pollFds[0].fd = fd;
pollFds[0].events = (short) POLLOUT;
int rc = Libcore.os.poll(pollFds, remainingTimeoutMs);
if (rc == 0) {
  return false; // Timeout.

  rc = Libcore.os.poll(pollFds.array(), (int) timeout);
} catch (ErrnoException errnoException) {
  if (errnoException.errno != EINTR) {