dep/src/zthread/ThreadOps.h

   1 /*
   2  * Copyright (c) 2005, Eric Crahen
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a copy
   5  * of this software and associated documentation files (the "Software"), to deal
   6  * in the Software without restriction, including without limitation the rights
   7  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   8  * copies of the Software, and to permit persons to whom the Software is furnished
   9  * to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in all
  12  * copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  17  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  18  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  19  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  20  *
  21  */
  22
  23 #ifndef __ZTTHREADOPSSELECT_H__
  24 #define __ZTTHREADOPSSELECT_H__
  25
  26 #include "zthread/Config.h"
  27
  28 #if defined(ZT_THREADOPS_IMPLEMENTATION)
  29 #  error "Reserved symbol defined"
  30 #endif
  31
  32
  33 // Select the correct implementation
  34 #if defined(ZT_POSIX)
  35
  36 #  include "posix/ThreadOps.h"
  37 #  define ZT_THREADOPS_IMPLEMENTATION "posix/ThreadOps.cxx"
  38
  39 #elif defined(ZT_WIN32) || defined(ZT_WIN9X)
  40
  41 // Visual C provides the _beginthreadex function, other compilers
  42 // might not have this if they don't use Microsoft's C runtime.
  43 // _beginthreadex is similar to in effect defining REENTRANT on a
  44 // POSIX system. CreateThreadEx doesn't use reentrant parts of the
  45 // Microsfot C runtime, but if your not using that runtime, no problem.
  46
  47 #  if !defined(HAVE_BEGINTHREADEX)
  48 #    if defined(_MSC_VER)
  49 #      define HAVE_BEGINTHREADEX
  50 #    endif
  51 #  endif
  52
  53 #  include "win32/ThreadOps.h"
  54 #  define ZT_THREADOPS_IMPLEMENTATION "win32/ThreadOps.cxx"
  55
  56 #elif defined(ZT_MACOS)
  57
  58 #  include "macos/ThreadOps.h"
  59 #  define ZT_THREADOPS_IMPLEMENTATION "macos/ThreadOps.cxx"
  60
  61 #endif
  62
  63 #ifndef __ZTTHREADOPS_H__
  64 #error "No ThreadOps implementation could be selected"
  65 #endif
  66
  67 #endif // __ZTTHREADOPSSELECT_H__