getpwnam: Give precise error message if we cannot lookup the user

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Albert S. 2020-09-14 19:45:58 +02:00
父節點 bb0b2886e9
當前提交 659f7bd320
共有 1 個檔案被更改,包括 6 行新增0 行删除

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@ -82,6 +82,12 @@ fn getpwnam(username: &str) -> std::io::Result<Passwd> {
let username_ptr = username_c.as_ptr();
let pwnamresult: *mut libc::passwd = unsafe { libc::getpwnam(username_ptr) };
if pwnamresult.is_null() {
if Error::last_os_error().raw_os_error().unwrap() == 0 {
return Err(Error::new(
ErrorKind::NotFound,
format!("The username '{}' was not found", username),
));
}
return Err(Error::new(
Error::last_os_error().kind(),
"Lookup of user failed: ".to_owned() +