Function poll [src]

Prototype

pub fn poll(fds: [*]pollfd, n: nfds_t, timeout: i32) usize

Parameters

fds: [*]pollfdn: nfds_ttimeout: i32

Source

  pub fn poll(fds: [*]pollfd, n: nfds_t, timeout: i32) usize {
    if (@hasField(SYS, "poll")) {
        return syscall3(.poll, @intFromPtr(fds), n, @as(u32, @bitCast(timeout)));
    } else {
        return syscall5(
            .ppoll,
            @intFromPtr(fds),
            n,
            @intFromPtr(if (timeout >= 0)
                ×pec{
                    .sec = @divTrunc(timeout, 1000),
                    .nsec = @rem(timeout, 1000) * 1000000,
                }
            else
                null),
            0,
            NSIG / 8,
        );
    }
}  