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  1. /*
  2.  * C11 <threads.h> emulation library
  3.  *
  4.  * (C) Copyright yohhoy 2012.
  5.  * Distributed under the Boost Software License, Version 1.0.
  6.  *
  7.  * Permission is hereby granted, free of charge, to any person or organization
  8.  * obtaining a copy of the software and accompanying documentation covered by
  9.  * this license (the "Software") to use, reproduce, display, distribute,
  10.  * execute, and transmit the Software, and to prepare [[derivative work]]s of the
  11.  * Software, and to permit third-parties to whom the Software is furnished to
  12.  * do so, all subject to the following:
  13.  *
  14.  * The copyright notices in the Software and this entire statement, including
  15.  * the above license grant, this restriction and the following disclaimer,
  16.  * must be included in all copies of the Software, in whole or in part, and
  17.  * all derivative works of the Software, unless such copies or derivative
  18.  * works are solely in the form of machine-executable object code generated by
  19.  * a source language processor.
  20.  *
  21.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  22.  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  23.  * FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
  24.  * SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
  25.  * FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
  26.  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  27.  * DEALINGS IN THE SOFTWARE.
  28.  */
  29. #ifndef EMULATED_THREADS_H_INCLUDED_
  30. #define EMULATED_THREADS_H_INCLUDED_
  31.  
  32. #include <time.h>
  33.  
  34. #ifndef TIME_UTC
  35. #define TIME_UTC 1
  36. #endif
  37.  
  38. #include "c99_compat.h" /* for `inline` */
  39.  
  40. /*---------------------------- types ----------------------------*/
  41. typedef void (*tss_dtor_t)(void*);
  42. typedef int (*thrd_start_t)(void*);
  43.  
  44. struct xtime {
  45.     time_t sec;
  46.     long nsec;
  47. };
  48. typedef struct xtime xtime;
  49.  
  50.  
  51. /*-------------------- enumeration constants --------------------*/
  52. enum {
  53.     mtx_plain     = 0,
  54.     mtx_try       = 1,
  55.     mtx_timed     = 2,
  56.     mtx_recursive = 4
  57. };
  58.  
  59. enum {
  60.     thrd_success = 0, // succeeded
  61.     thrd_timeout,     // timeout
  62.     thrd_error,       // failed
  63.     thrd_busy,        // resource busy
  64.     thrd_nomem        // out of memory
  65. };
  66.  
  67. /*-------------------------- functions --------------------------*/
  68.  
  69. #if defined(_WIN32) && !defined(__CYGWIN__)
  70. #include "threads_win32.h"
  71. #elif defined(HAVE_PTHREAD)
  72. #include "threads_posix.h"
  73. #else
  74. #error Not supported on this platform.
  75. #endif
  76.  
  77.  
  78.  
  79. #endif /* EMULATED_THREADS_H_INCLUDED_ */
  80.