NAME¶

SDL_PostSemaphore - Atomically increment a semaphore's value and wake waiting threads.

HEADER FILE¶

Defined in SDL3/SDL_mutex.h

SYNOPSIS¶

#include "SDL3/SDL.h"

int SDL_PostSemaphore(SDL_Semaphore *sem);

FUNCTION PARAMETERS¶

sem

the semaphore to increment

RETURN VALUE¶

Returns 0 on success or a negative error code on failure; call

SDL_GetError () for more information.

AVAILABILITY¶

This function is available since SDL 3.0.0.

SEE ALSO¶

SDL_TryWaitSemaphore(3), SDL_WaitSemaphore(3), SDL_WaitSemaphoreTimeout(3)