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Reorganize the codebase

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This commit is contained in:
Jianfeng Jiang
2023-04-09 23:12:42 -04:00
committed by Tate, Hongliang Tian
parent 888853a6de
commit 271a16d492
416 changed files with 67 additions and 53 deletions
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27
services/libs/jinux-std/src/syscall/wait4.rs Normal file
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use crate::{
log_syscall_entry,
process::{process_filter::ProcessFilter, wait::wait_child_exit},
syscall::SYS_WAIT4,
util::write_val_to_user,
};
use crate::prelude::*;
use crate::process::wait::WaitOptions;
use super::SyscallReturn;
pub fn sys_wait4(wait_pid: u64, exit_status_ptr: u64, wait_options: u32) -> Result<SyscallReturn> {
log_syscall_entry!(SYS_WAIT4);
let wait_options = WaitOptions::from_bits(wait_options).expect("Unknown wait options");
debug!(
"pid = {}, exit_status_ptr = {}, wait_options: {:?}",
wait_pid as i32, exit_status_ptr, wait_options
);
debug!("wait4 current pid = {}", current!().pid());
let process_filter = ProcessFilter::from_id(wait_pid as _);
let (return_pid, exit_code) = wait_child_exit(process_filter, wait_options)?;
if return_pid != 0 && exit_status_ptr != 0 {
write_val_to_user(exit_status_ptr as _, &exit_code)?;
}
Ok(SyscallReturn::Return(return_pid as _))
}