src/main.rs


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use std::env;
use std::io;
use std::fs;
use std::os::unix::fs::PermissionsExt;

mod fswalk;
use fswalk::DirTree;

// Command line args are names of dirs, recursively list all files and
// dirs them
fn main() -> io::Result<()> {
    for dirname in env::args().skip(1) {
        let tree = DirTree::new(&dirname);
        for entry in tree {
            write_info(&entry.path(), &entry.metadata());
        }
    }
    Ok(())
}


fn write_info(path: &str, meta: &fs::Metadata) {
    println!("{} {}", format_metadata(&meta), path);
}


fn format_metadata(meta: &fs::Metadata) -> String {
    let mode = meta.permissions().mode();
    format!("{:06o}", mode)
}