/* Block a thread.  Mach version.

   Copyright (C) 2000-2018 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   The GNU C Library 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.

   The GNU C Library 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 the GNU C Library;  if not, see

   <http://www.gnu.org/licenses/>.  */

#include <assert.h>

#include <errno.h>

#include <mach.h>

#include <mach/message.h>

#include <pt-internal.h>

/* Block THREAD.  */

void

__pthread_block (struct __pthread *thread)

{

  mach_msg_header_t msg;

  error_t err;

  err = __mach_msg (&msg, MACH_RCV_MSG, 0, sizeof msg,

		    thread->wakeupmsg.msgh_remote_port,

		    MACH_MSG_TIMEOUT_NONE, MACH_PORT_NULL);

  assert_perror (err);

}