mqrs/src/sysv/list.rs
finga 9666e0788d Implement info command for SysV IPC mqs
The `list` command was refactored a little bit as well and the man
page and readme were updated.
2021-07-09 00:29:13 +02:00

25 lines
502 B
Rust

use anyhow::Result;
use clap::Clap;
use std::{
fs::File,
io::{BufRead, BufReader},
};
/// Print a list of existing message queues
#[derive(Clap, Debug)]
pub struct List {}
impl List {
pub fn run(&self) -> Result<()> {
for line in BufReader::new(File::open("/proc/sysvipc/msg")?).lines() {
for field in line?.split_whitespace().collect::<Vec<&str>>() {
print!("{0: <10}", field);
}
println!();
}
Ok(())
}
}