asterinas/kernel/aster-nix/src/syscall/fork.rs

19 lines
458 B
Rust

// SPDX-License-Identifier: MPL-2.0
#![allow(unused_variables)]
use ostd::cpu::UserContext;
use super::SyscallReturn;
use crate::{
prelude::*,
process::{clone_child, CloneArgs},
};
pub fn sys_fork(parent_context: &UserContext) -> Result<SyscallReturn> {
let current = current!();
let clone_args = CloneArgs::for_fork();
let child_pid = clone_child(parent_context, clone_args).unwrap();
Ok(SyscallReturn::Return(child_pid as _))
}