SDL_GetSemaphoreValue - Man Page

#include <SDL3/SDL_mutex.h>

Uint32 SDL_GetSemaphoreValue(SDL_Semaphore *sem);

sem

the semaphore to query.

Returns the current value of the semaphore.

It is safe to call this function from any thread.

This function is available since SDL 3.2.0.

SDL_CreateSemaphore(3).