###### (This is the documentation for SDL3, which is under heavy development and the API is changing! [SDL2](https://wiki.libsdl.org/SDL2/) is the current stable version!) # SDL_AtomicTryLock Try to lock a spin lock by setting it to a non-zero value. ## Syntax ```c SDL_bool SDL_AtomicTryLock(SDL_SpinLock *lock); ``` ## Function Parameters | | | | ------------ | ---------------------------- | | **lock** | a pointer to a lock variable | ## Return Value Returns [SDL_TRUE](SDL_TRUE) if the lock succeeded, [SDL_FALSE](SDL_FALSE) if the lock is already held. ## Remarks ***Please note that spinlocks are dangerous if you don't know what you're doing. Please be careful using any sort of spinlock!*** ## Version This function is available since SDL 3.0.0. ## Related Functions * [SDL_AtomicLock](SDL_AtomicLock) * [SDL_AtomicUnlock](SDL_AtomicUnlock) ---- [CategoryAPI](CategoryAPI), [CategoryAtomic](CategoryAtomic)