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improv: small details

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This commit is contained in:
iff 2023-07-31 03:21:06 +02:00
parent 982149802a
commit 72db07051b
5 changed files with 26 additions and 20 deletions
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9
src/shell.rs
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@ -1,5 +1,7 @@
use std::{collections::HashMap, fs::read_to_string, process::exit};
pub const PRIVILEGE_LIST: [&str; 2] = ["doas ", "sudo "];
pub fn find_shell() -> String {
std::env::var("SHELL")
.unwrap_or_else(|_| String::from("bash"))
@ -17,7 +19,8 @@ pub fn find_last_command(shell: &str) -> String {
Err(_) => shell_default_history_file(shell),
};
let history = read_to_string(history_file).expect("Could not read history file.");
let history = read_to_string(history_file)
.expect("Could not read history file. Try setting the HISTFILE environment variable.");
match shell {
"bash" => history.lines().rev().nth(1).unwrap().to_string(),
@ -73,8 +76,8 @@ fn shell_default_history_file(shell: &str) -> String {
}
pub fn get_privilege() -> Option<String> {
let list = vec!["doas", "sudo"];
for command in list {
for command in PRIVILEGE_LIST {
let command = command.trim();
if std::process::Command::new(command).output().is_ok() {
return Some(command.to_string());
}