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/* testthrw3.c: MULTI-THREADED TEST IMPLEMENTATION (WINDOWS)
 *
 * $Id: //info.ravenbrook.com/project/mps/version/1.116/code/testthrw3.c#1 $
 * Copyright (c) 2014-2016 Ravenbrook Limited.  See end of file for license.
 */

#include "testlib.h"
#include "testthr.h"

static DWORD WINAPI testthr_start(LPVOID arg)
{
  testthr_t *thread = arg;
  thread->result = (*thread->start)(thread->arg);
  return 0;
}

void testthr_create(testthr_t *thread_o, testthr_routine_t start, void *arg)
{
  HANDLE res;
  thread_o->start = start;
  thread_o->arg = arg;
  res = CreateThread(NULL, 0, testthr_start, thread_o, 0, NULL);
  if (res == NULL)
    error("CreateThread failed with error %lu",
          (unsigned long)GetLastError());
  else
    thread_o->handle = res;
}

void testthr_join(testthr_t *thread, void **result_o)
{
  DWORD res = WaitForSingleObject(thread->handle, INFINITE);
  if (res != WAIT_OBJECT_0)
    error("WaitForSingleObject failed with result %lu (error %lu)",
          (unsigned long)res, (unsigned long)GetLastError());
  if (result_o)
    *result_o = thread->result;
}


/* C. COPYRIGHT AND LICENSE
 *
 * Copyright (C) 2014-2016 Ravenbrook Limited <http://www.ravenbrook.com/>.
 * All rights reserved.  This is an open source license.  Contact
 * Ravenbrook for commercial licensing options.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 * 
 * 1. Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * 
 * 2. Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * 
 * 3. Redistributions in any form must be accompanied by information on how
 * to obtain complete source code for this software and any accompanying
 * software that uses this software.  The source code must either be
 * included in the distribution or be available for no more than the cost
 * of distribution plus a nominal fee, and must be freely redistributable
 * under reasonable conditions.  For an executable file, complete source
 * code means the source code for all modules it contains. It does not
 * include source code for modules or files that typically accompany the
 * major components of the operating system on which the executable file
 * runs.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
 * PURPOSE, OR NON-INFRINGEMENT, ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT HOLDERS AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */