SDL_CreateMutex - Create a mutex
#include "SDL.h" #include "SDL_thread.h" SDL_mutex *SDL_CreateMutex(void);
Create a new, unlocked mutex.
SDL_mutex *mut; mut=SDL_CreateMutex(); . . if(SDL_mutexP(mut)==-1){ fprintf(stderr, "Couldn’t lock mutex "); exit(-1); } . /* Do stuff while mutex is locked */ . . if(SDL_mutexV(mut)==-1){ fprintf(stderr, "Couldn’t unlock mutex "); exit(-1); } SDL_DestroyMutex(mut);
SDL_mutexP, SDL_mutexV, SDL_DestroyMutex