SDL_UnlockSpinlock(3)

💅 SDL_UnlockSpinlock 💅

okay bestie, welcome to the SDL3 FUNCTIONS corner of the manual, where we're talking about SDL_UnlockSpinlock — the lil function that unlocks a spin lock by setting it to 0. that's it. that's the whole job. iconic, honestly.

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✨ NAME ✨

SDL_UnlockSpinlock — unlock a spin lock by setting it to 0. no cap, that's literally the entire plot 🎀

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🦋 SYNOPSIS 🦋

#include <SDL3/SDL_atomic.h>

void SDL_UnlockSpinlock(SDL_SpinLock *lock);

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🌸 DESCRIPTION 🌸

so like… it always returns immediately. no waiting, no drama, no queue. you call it, it's done, bye. 🫶

⚠️ okay now the serious part, and I need you to listen: spinlocks are dangerous if you don't know what you're doing. like, genuinely. please be careful using any sort of spinlock! this is not the vibe to freestyle in. 😭

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🧚 FUNCTION PARAMETERS 🧚

• lock — a pointer to a lock variable. that's the one you're unlocking, bestie 💖

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🔥 THREAD SAFETY 🔥

it is safe to call this function from any thread. every thread, all at once, zero problems. go off 👑

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⭐ AVAILABILITY ⭐

this function is available since SDL 3.2.0. so if you're on something older, it's giving… not there 💀

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🌈 SEE ALSO 🌈

• SDL_LockSpinlock(3)
• SDL_TryLockSpinlock(3)

the whole spinlock friend group, we love a trio 🍓

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and that's the page!! brought to you by Simple Directmedia Layer, running on SDL 3.4.18, and yeah the page itself is SDL_UnlockSpinlock(3) — go unlock something responsibly, mwah 💜✨