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printenv: change exit code when variable not found

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GNU printenv has this behavior
This commit is contained in:
Thomas Queiroz 2021-10-29 20:27:06 -03:00
parent f2a3a1f920
commit b157a73a1f
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1 changed files with 8 additions and 1 deletions
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9
src/uu/printenv/src/printenv.rs
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@ -45,13 +45,20 @@ pub fn uumain(args: impl uucore::Args) -> UResult<()> {
return Ok(());
}
let mut not_found = false;
for env_var in variables {
if let Ok(var) = env::var(env_var) {
print!("{}{}", var, separator);
} else {
not_found = true;
}
}
Ok(())
if not_found {
Err(1.into())
} else {
Ok(())
}
}
pub fn uu_app() -> App<'static, 'static> {