Zig 0.17.0-dev (Split by item)

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pthread_spin_trylock

pthread.pthread_spin_trylock

fn pthread_spin_trylock(s: *c.pthread_spinlock_t) callconv(.c) c_int

File

lib/c/pthread.zig:36

Code

fn pthread_spin_trylock(s: *c.pthread_spinlock_t) callconv(.c) c_int {
    const spin: *SpinLock = @ptrCast(s);
    return if (@cmpxchgStrong(SpinLock, spin, .unlocked, .locked, .acquire, .monotonic)) |_| @backingInt(c.E.BUSY) else 0;
}