// Copyright 2021 Alyssa Ross <hi@alyssa.is>
// SPDX-License-Identifier: Apache-2.0

use libc::{c_long, size_t, syscall, SYS_clone3};

pub const CLONE_CLEAR_SIGHAND: u64 = 0x100000000;

#[repr(C)]
#[derive(Default)]
#[allow(non_camel_case_types)]
pub struct clone_args {
    pub flags: u64,
    pub pidfd: u64,
    pub child_tid: u64,
    pub parent_tid: u64,
    pub exit_signal: u64,
    pub stack: u64,
    pub stack_size: u64,
    pub tls: u64,
    pub set_tid: u64,
    pub set_tid_size: u64,
    pub cgroup: u64,
}

pub unsafe fn clone3(args: &mut clone_args, size: size_t) -> c_long {
    syscall(SYS_clone3, args, size)
}