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Update init to handle directories

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This commit is contained in:
Jeremy Soller 2017-01-05 15:02:54 -07:00
parent e3f3f27fbc
commit cda17ce4c1
9 changed files with 49 additions and 18 deletions
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39
programs/init/src/main.rs
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@ -1,11 +1,12 @@
extern crate syscall;
use std::env;
use std::fs::File;
use std::fs::{File, read_dir};
use std::io::{BufRead, BufReader, Result};
use std::path::Path;
use std::process::Command;
pub fn run(file: &str) -> Result<()> {
pub fn run(file: &Path) -> Result<()> {
let file = File::open(file)?;
let reader = BufReader::new(file);
@ -46,12 +47,42 @@ pub fn run(file: &str) -> Result<()> {
println!("init: failed to export: no argument");
},
"run" => if let Some(new_file) = args.next() {
if let Err(err) = run(&new_file) {
if let Err(err) = run(&Path::new(new_file)) {
println!("init: failed to run '{}': {}", new_file, err);
}
} else {
println!("init: failed to run: no argument");
},
"run.d" => if let Some(new_dir) = args.next() {
match read_dir(new_dir) {
Ok(list) => {
let mut entries = vec![];
for entry_res in list {
match entry_res {
Ok(entry) => {
entries.push(entry.path());
},
Err(err) => {
println!("init: failed to run.d: '{}': {}", new_dir, err);
}
}
}
entries.sort();
for entry in entries {
if let Err(err) = run(&entry) {
println!("init: failed to run '{}': {}", entry.display(), err);
}
}
},
Err(err) => {
println!("init: failed to run.d: '{}': {}", new_dir, err);
}
}
} else {
println!("init: failed to run.d: no argument");
},
"stdio" => if let Some(stdio) = args.next() {
let _ = syscall::close(2);
let _ = syscall::close(1);
@ -86,7 +117,7 @@ pub fn run(file: &str) -> Result<()> {
}
pub fn main() {
if let Err(err) = run("initfs:etc/init.rc") {
if let Err(err) = run(&Path::new("initfs:etc/init.rc")) {
println!("init: failed to run initfs:etc/init.rc: {}", err);
}