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/mordor/semaphore.h

http://github.com/mozy/mordor
C Header | 45 lines | 34 code | 10 blank | 1 comment | 0 complexity | ef4d9d329166de08e2c64ce059e746cd MD5 | raw file
Possible License(s): BSD-3-Clause 
    

  1. #ifndef __MORDOR_SEMAPHORE_H__
    2. 

  2. #define __MORDOR_SEMAPHORE_H__
    3. 

  3. // Copyright (c) 2009 - Mozy, Inc.
    4. 

  4. 

  5. #include "version.h"
    6. 

  6. 

  7. #include <boost/noncopyable.hpp>
    8. 

  8. 

  9. #ifdef WINDOWS
    10. 

  10. #include <windows.h>
    11. 

  11. #elif defined(OSX)
    12. 

  12. #include <mach/semaphore.h>
    13. 

  13. #elif defined(FREEBSD)
    14. 

  14. #else
    15. 

  15. #include <semaphore.h>
    16. 

  16. #endif
    17. 

  17. 

  18. namespace Mordor {
    19. 

  19. 

  20. class Semaphore : boost::noncopyable
    21. 

  21. {
    22. 

  22. public:
    23. 

  23.     Semaphore(unsigned int count = 0);
    24. 

  24.     ~Semaphore();
    25. 

  25. 

  26.     void wait();
    27. 

  27. 

  28.     void notify();
    29. 

  29. 

  30. private:
    31. 

  31. #ifdef WINDOWS
    32. 

  32.     HANDLE m_semaphore;
    33. 

  33. #elif defined(OSX)
    34. 

  34.     task_t m_task;
    35. 

  35.     semaphore_t m_semaphore;
    36. 

  36. #elif defined(FREEBSD)
    37. 

  37.     int m_semaphore;
    38. 

  38. #else
    39. 

  39.     sem_t m_semaphore;
    40. 

  40. #endif
    41. 

  41. };
    42. 

  42. 

  43. }
    44. 

  44. 

  45. #endif
    46. 

  46.