Manpages - SDL_DestroySemaphore.3

SDL_DestroySemaphore - Destroys a semaphore that was created by SDL_CreateSemaphore.

#include “SDL.h” #include “SDL_thread.h”

void SDL_DestroySemaphore*(*SDL_sem *sem);

SDL_DestroySemaphore destroys the semaphore pointed to by sem that was created by SDL_CreateSemaphore. It is not safe to destroy a semaphore if there are threads currently blocked waiting on it.

  if (my_sem != NULL) {
          SDL_DestroySemaphore(my_sem);
          my_sem = NULL;
  }

SDL_CreateSemaphore, SDL_SemWait, SDL_SemTryWait, SDL_SemWaitTimeout, SDL_SemPost, SDL_SemValue