Zig 0.17.0-dev (Split by item)

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futex_4arg

Four-argument variation on the v1 futex call. Only suitable for futex_op that ignores the remaining arguments (e.g., FUTEX_OP.WAIT).

linux.futex_4arg

pub fn futex_4arg(uaddr: *const anyopaque, futex_op: FUTEX_OP, val: u32, timeout: ?*const timespec) usize

File

lib/std/os/linux.zig:906

Code

pub fn futex_4arg(uaddr: *const anyopaque, futex_op: FUTEX_OP, val: u32, timeout: ?*const timespec) usize {
    return syscall4(
        if (@hasField(SYS, "futex") and native_arch != .hexagon) .futex else .futex_time64,
        @intFromPtr(uaddr),
        @as(u32, @bitCast(futex_op)),
        val,
        @intFromPtr(timeout),
    );
}