devela::_dep::sdl3::sys::atomic

Function SDL_TryLockSpinlock

pub unsafe extern "C" fn SDL_TryLockSpinlock(lock: *mut i32) -> bool
Available on crate feature dep_sdl3 only.
Expand description

Try to lock a spin lock by setting it to a non-zero value.

Please note that spinlocks are dangerous if you don’t know what you’re doing. Please be careful using any sort of spinlock!

§Parameters

  • lock: a pointer to a lock variable.

§Return value

Returns true if the lock succeeded, false if the lock is already held.

§Thread safety

It is safe to call this function from any thread.

§Availability

This function is available since SDL 3.2.0.

§See also