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stdbuf: Improve the code

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This commit is contained in:
Sylvestre Ledru 2025-01-08 00:16:37 +01:00
parent 04d4c9e1ef
commit 20e043c5fc
1 changed files with 12 additions and 18 deletions
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30
src/uu/stdbuf/src/stdbuf.rs
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@ -157,28 +157,22 @@ pub fn uumain(args: impl uucore::Args) -> UResult<()> {
set_command_env(&mut command, "_STDBUF_E", &options.stderr);
command.args(command_params);
const EXEC_ERROR: &str = "failed to execute process:";
let mut process = match command.spawn() {
Ok(process) => process,
Err(e) => match e.kind() {
std::io::ErrorKind::PermissionDenied => {
return Err(USimpleError::new(
Ok(p) => p,
Err(e) => {
return match e.kind() {
std::io::ErrorKind::PermissionDenied => Err(USimpleError::new(
126,
"failed to execute process: Permission denied",
));
}
std::io::ErrorKind::NotFound => {
return Err(USimpleError::new(
format!("{EXEC_ERROR} Permission denied"),
)),
std::io::ErrorKind::NotFound => Err(USimpleError::new(
127,
"failed to execute process: No such file or directory",
));
format!("{EXEC_ERROR} No such file or directory"),
)),
_ => Err(USimpleError::new(1, format!("{EXEC_ERROR} {}", e))),
}
_ => {
return Err(USimpleError::new(
1,
format!("failed to execute process: {}", e),
));
}
},
}
};
let status = process.wait().map_err_context(String::new)?;