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SDL Wiki

SDL_SemPost

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

Syntax

int SDL_SemPost(SDL_sem * 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.

Code Examples

<<Include(SDL_CreateSemaphore, , , from="## Begin Semaphore Example", to="## End Semaphore Example")>>

SDL_CreateSemaphore
SDL_DestroySemaphore
SDL_SemTryWait
SDL_SemValue
SDL_SemWait
SDL_SemWaitTimeout

CategoryAPI, CategoryMutex


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