OpenAL32/OpenAL32.c

   1 /**
   2  * OpenAL cross platform audio library
   3  * Copyright (C) 1999-2007 by authors.
   4  * This library is free software; you can redistribute it and/or
   5  *  modify it under the terms of the GNU Library General Public
   6  *  License as published by the Free Software Foundation; either
   7  *  version 2 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  *  Library General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Library General Public
  15  *  License along with this library; if not, write to the
  16  *  Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17  *  Boston, MA  02111-1307, USA.
  18  * Or go to http://www.gnu.org/copyleft/lgpl.html
  19  */
  20
  21 #include "alMain.h"
  22 #include "alBuffer.h"
  23 #include "alThunk.h"
  24
  25 CRITICAL_SECTION _alMutex;
  26
  27 #ifdef _WIN32
  28 BOOL APIENTRY DllMain(HANDLE hModule,DWORD ul_reason_for_call,LPVOID lpReserved)
  29 {
  30     (void)lpReserved;
  31
  32     // Perform actions based on the reason for calling.
  33     switch(ul_reason_for_call)
  34     {
  35         case DLL_PROCESS_ATTACH:
  36             DisableThreadLibraryCalls(hModule);
  37             break;
  38
  39         case DLL_PROCESS_DETACH:
  40             ReleaseALBuffers();
  41             FreeALConfig();
  42             ALTHUNK_EXIT();
  43             DeleteCriticalSection(&_alMutex);
  44             break;
  45     }
  46     return TRUE;
  47 }
  48 #else
  49 #ifdef HAVE_GCC_DESTRUCTOR
  50 static void my_deinit() __attribute__((destructor));
  51 static void my_deinit()
  52 {
  53     static ALenum once = AL_FALSE;
  54     if(once) return;
  55     once = AL_TRUE;
  56
  57     ReleaseALBuffers();
  58     FreeALConfig();
  59     ALTHUNK_EXIT();
  60     DeleteCriticalSection(&_alMutex);
  61 }
  62 #endif
  63 #endif