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      1 /*
      2     SDL - Simple DirectMedia Layer
      3     Copyright (C) 1997-2012 Sam Lantinga
      4 
      5     This library is free software; you can redistribute it and/or
      6     modify it under the terms of the GNU Lesser General Public
      7     License as published by the Free Software Foundation; either
      8     version 2.1 of the License, or (at your option) any later version.
      9 
     10     This library is distributed in the hope that it will be useful,
     11     but WITHOUT ANY WARRANTY; without even the implied warranty of
     12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     13     Lesser General Public License for more details.
     14 
     15     You should have received a copy of the GNU Lesser General Public
     16     License along with this library; if not, write to the Free Software
     17     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
     18 
     19     Sam Lantinga
     20     slouken (at) libsdl.org
     21 */
     22 #include "SDL_config.h"
     23 
     24 /* These are functions that need to be implemented by a port of SDL */
     25 
     26 #ifndef _SDL_systhread_h
     27 #define _SDL_systhread_h
     28 
     29 #include "SDL_thread.h"
     30 
     31 /* This function creates a thread, passing args to SDL_RunThread(),
     32    saves a system-dependent thread id in thread->id, and returns 0
     33    on success.
     34 */
     35 #ifdef SDL_PASSED_BEGINTHREAD_ENDTHREAD
     36 extern int SDL_SYS_CreateThread(SDL_Thread *thread, void *args, pfnSDL_CurrentBeginThread pfnBeginThread, pfnSDL_CurrentEndThread pfnEndThread);
     37 #else
     38 extern int SDL_SYS_CreateThread(SDL_Thread *thread, void *args);
     39 #endif
     40 
     41 /* This function does any necessary setup in the child thread */
     42 extern void SDL_SYS_SetupThread(void);
     43 
     44 /* This function waits for the thread to finish and frees any data
     45    allocated by SDL_SYS_CreateThread()
     46  */
     47 extern void SDL_SYS_WaitThread(SDL_Thread *thread);
     48 
     49 /* This function kills the thread and returns */
     50 extern void SDL_SYS_KillThread(SDL_Thread *thread);
     51 
     52 #endif /* _SDL_systhread_h */
     53