RGBCube/uutils-coreutils
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Code Issues Activity

Improve busybox compatibility for command line processing

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This commit is contained in:
Brian Anderson 2014-06-01 13:17:39 -07:00
parent c31e36a994
commit 1ebd6a7310
1 changed files with 38 additions and 7 deletions
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45
uutils/uutils.rs
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@ -120,6 +120,7 @@ fn usage(cmap: &HashMap<&str, fn(Vec<String>)>) {
for util in utils.iter() {
println!("\t{}", util);
}
println!("");
}
fn main() {
@ -128,24 +129,54 @@ fn main() {
// try binary name as util name.
let binary = Path::new(args.get(0).as_slice());
let util = binary.filename_str().unwrap();
if umap.contains_key(&util) {
let &uumain = umap.get(&util);
let binary_as_util = binary.filename_str().unwrap();
if umap.contains_key(&binary_as_util) {
let &uumain = umap.get(&binary_as_util);
uumain(args);
return
} else if binary_as_util.starts_with("uutils")
|| binary_as_util.starts_with("busybox") {
// uutils can be called as either "uutils", "busybox"
// "uutils-suffix" or "busybox-suffix". Not sure
// what busybox uses the -suffix pattern for.
} else {
println!("{}: applet not found", binary_as_util);
os::set_exit_status(1);
return
}
// try first arg as util name.
if args.len() >= 2 {
args.shift();
let util = args.get(0).as_slice().clone();
let util = args.get(0).as_slice();
if umap.contains_key(&util) {
let &uumain = umap.get(&util);
uumain(args.clone());
return
} else if args.get(0).as_slice() == "--help" {
// see if they want help on a specific util
if args.len() >= 2 {
let util = args.get(1).as_slice();
if umap.contains_key(&util) {
let &uumain = umap.get(&util);
uumain(vec!["--help".to_string()]);
return
} else {
println!("{}: applet not found", util);
os::set_exit_status(1);
return
}
}
usage(&umap);
return
} else {
println!("{}: applet not found", util);
os::set_exit_status(1);
return
}
} else {
// no arguments provided
usage(&umap);
return
}
usage(&umap);
os::set_exit_status(1);
}