1/////////////////////////////////////////////////////////////////////////// 2// 3// Copyright (c) 2005, Industrial Light & Magic, a division of Lucas 4// Digital Ltd. LLC 5// 6// All rights reserved. 7// 8// Redistribution and use in source and binary forms, with or without 9// modification, are permitted provided that the following conditions are 10// met: 11// * Redistributions of source code must retain the above copyright 12// notice, this list of conditions and the following disclaimer. 13// * Redistributions in binary form must reproduce the above 14// copyright notice, this list of conditions and the following disclaimer 15// in the documentation and/or other materials provided with the 16// distribution. 17// * Neither the name of Industrial Light & Magic nor the names of 18// its contributors may be used to endorse or promote products derived 19// from this software without specific prior written permission. 20// 21// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 24// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 25// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 26// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 27// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 31// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32// 33/////////////////////////////////////////////////////////////////////////// 34 35//----------------------------------------------------------------------------- 36// 37// class Thread -- implementation for Windows 38// 39//----------------------------------------------------------------------------- 40 41 42#include "IlmThread.h" 43#include "Iex.h" 44#include <iostream> 45#include <assert.h> 46 47namespace IlmThread { 48 49 50bool 51supportsThreads () 52{ 53 return true; 54} 55 56namespace { 57 58unsigned __stdcall 59threadLoop (void * t) 60{ 61 reinterpret_cast<Thread*>(t)->run(); 62 _endthreadex (0); 63 return 0; 64} 65 66} // namespace 67 68 69Thread::Thread () 70{ 71 // empty 72} 73 74 75Thread::~Thread () 76{ 77 DWORD status = ::WaitForSingleObject (_thread, INFINITE); 78 assert (status == WAIT_OBJECT_0); 79 bool ok = ::CloseHandle (_thread) != FALSE; 80 assert (ok); 81} 82 83 84void 85Thread::start () 86{ 87 unsigned id; 88 _thread = (HANDLE)::_beginthreadex (0, 0, &threadLoop, this, 0, &id); 89 90 if (_thread == 0) 91 Iex::throwErrnoExc ("Cannot create new thread (%T)."); 92} 93 94 95} // namespace IlmThread 96