#ifndef mutex_h_ #define mutex_h_ /* Mutual exclusion mechanism wrappers for the different platforms */ #ifdef RENDERTYPEWIN # include "windows_inc.h" #else # define SDL_MAIN_HANDLED # include "sdl_inc.h" #endif #ifdef __cplusplus extern "C" { #endif #ifdef RENDERTYPEWIN typedef HANDLE mutex_t; #else /* PK: I don't like pointer typedefs, but SDL_CreateMutex() _returns_ one, * so we're out of luck with our interface. */ typedef SDL_mutex* mutex_t; #endif extern int32_t mutex_init(mutex_t *mutex); extern int32_t mutex_lock(mutex_t *mutex); extern int32_t mutex_unlock(mutex_t *mutex); #ifdef __cplusplus } #endif #endif