src/lib/threads.h

   1 /**
   2  *  Copyright (C) 2011-2012  Juho Vähä-Herttua
   3  *
   4  *  This library is free software; you can redistribute it and/or
   5  *  modify it under the terms of the GNU Lesser General Public
   6  *  License as published by the Free Software Foundation; either
   7  *  version 2.1 of the License, or (at your option) any later version.
   8  *
   9  *  This library is distributed in the hope that it will be useful,
  10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  *  Lesser General Public License for more details.
  13  */
  14
  15 #ifndef THREADS_H
  16 #define THREADS_H
  17
  18 #if defined(WIN32)
  19 #include <windows.h>
  20
  21 #define sleepms(x) Sleep(x)
  22
  23 typedef HANDLE thread_handle_t;
  24
  25 #define THREAD_RETVAL DWORD WINAPI
  26 #define THREAD_CREATE(handle, func, arg) \
  27         handle = CreateThread(NULL, 0, func, arg, 0, NULL)
  28 #define THREAD_JOIN(handle) do { WaitForSingleObject(handle, INFINITE); CloseHandle(handle); } while(0)
  29
  30 typedef HANDLE mutex_handle_t;
  31
  32 #define MUTEX_CREATE(handle) handle = CreateMutex(NULL, FALSE, NULL)
  33 #define MUTEX_LOCK(handle) WaitForSingleObject(handle, INFINITE)
  34 #define MUTEX_UNLOCK(handle) ReleaseMutex(handle)
  35 #define MUTEX_DESTROY(handle) CloseHandle(handle)
  36
  37 #else /* Use pthread library */
  38
  39 #include <pthread.h>
  40 #include <unistd.h>
  41
  42 #define sleepms(x) usleep((x)*1000)
  43
  44 typedef pthread_t thread_handle_t;
  45
  46 #define THREAD_RETVAL void *
  47 #define THREAD_CREATE(handle, func, arg) \
  48         if (pthread_create(&(handle), NULL, func, arg)) handle = 0
  49 #define THREAD_JOIN(handle) pthread_join(handle, NULL)
  50
  51 typedef pthread_mutex_t mutex_handle_t;
  52
  53 #define MUTEX_CREATE(handle) pthread_mutex_init(&(handle), NULL)
  54 #define MUTEX_LOCK(handle) pthread_mutex_lock(&(handle))
  55 #define MUTEX_UNLOCK(handle) pthread_mutex_unlock(&(handle))
  56 #define MUTEX_DESTROY(handle) pthread_mutex_destroy(&(handle))
  57
  58 #endif
  59
  60 #endif /* THREADS_H */