al_unlock_mutex(3) al_unlock_mutex(3)

al_unlock_mutex - Allegro 5 API

#include <allegro5/allegro.h>
void al_unlock_mutex(ALLEGRO_MUTEX *mutex)

Release the lock on mutex if the calling thread holds the lock on it.

If the calling thread doesn’t hold the lock, or if the mutex is not locked, undefined behaviour results.

al_lock_mutex(3).

Allegro reference manual