/src/FreeImage/Source/OpenEXR/IlmThread/IlmThreadWin32.cpp

https://bitbucket.org/cabalistic/ogredeps/ · C++ · 95 lines · 38 code · 18 blank · 39 comment · 4 complexity · 730392473df4fb8a7f5b8628e2aa63a9 MD5 · raw file

  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. // class Thread -- implementation for Windows
  37. //
  38. //-----------------------------------------------------------------------------
  39. #include "IlmThread.h"
  40. #include "Iex.h"
  41. #include <iostream>
  42. #include <assert.h>
  43. namespace IlmThread {
  44. bool
  45. supportsThreads ()
  46. {
  47. return true;
  48. }
  49. namespace {
  50. unsigned __stdcall
  51. threadLoop (void * t)
  52. {
  53. reinterpret_cast<Thread*>(t)->run();
  54. _endthreadex (0);
  55. return 0;
  56. }
  57. } // namespace
  58. Thread::Thread ()
  59. {
  60. // empty
  61. }
  62. Thread::~Thread ()
  63. {
  64. DWORD status = ::WaitForSingleObject (_thread, INFINITE);
  65. assert (status == WAIT_OBJECT_0);
  66. bool ok = ::CloseHandle (_thread) != FALSE;
  67. assert (ok);
  68. }
  69. void
  70. Thread::start ()
  71. {
  72. unsigned id;
  73. _thread = (HANDLE)::_beginthreadex (0, 0, &threadLoop, this, 0, &id);
  74. if (_thread == 0)
  75. Iex::throwErrnoExc ("Cannot create new thread (%T).");
  76. }
  77. } // namespace IlmThread