Allow set the path to history and init file with env variables: LESSKEY_HISTORY and LESSKEY_INIT.

src/main.rs

@@ -21,7 +21,7 @@ use crate::structs::{Command, LKErr, INIT_FILE};
 pub fn main() {
     let lk = Rc::new(RefCell::new(LK::new()));
 
-    match std::fs::read_to_string(INIT_FILE.as_path().to_str().unwrap()) {
+    match std::fs::read_to_string(INIT_FILE.to_str().unwrap()) {
         Ok(script) => match command_parser::script(&script) {
             Ok(cmd_list) => {
                 for cmd in cmd_list {
@@ -36,7 +36,7 @@ pub fn main() {
         Err(err) => {
             LKEval::new(
                 Command::Error(LKErr::Error(
-                    format!("Failed to read init file {:?}: {}", INIT_FILE.as_path(), err).as_str(),
+                    format!("Failed to read init file {:?}: {}", INIT_FILE.to_str(), err).as_str(),
                 )),
                 lk.clone(),
                 prompt_password,

src/repl.rs

@@ -45,7 +45,7 @@ impl LKRead {
     }
 
     pub fn read(&mut self) -> LKEval {
-        let history_file = HISTORY_FILE.as_path().to_str().unwrap();
+        let history_file = HISTORY_FILE.to_str().unwrap();
         self.rl.clear_history();
         match self.rl.load_history(&history_file) {
             Ok(_) => (),

src/structs.rs

@@ -1,11 +1,21 @@
 use crate::password::{Comment, Name, PasswordRef};
 use home::home_dir;
 use std::fmt;
-use std::path::PathBuf;
+use std::path::Path;
 
 lazy_static! {
-    pub static ref HISTORY_FILE: PathBuf = home_dir().unwrap().join(".lesskey_history");
-    pub static ref INIT_FILE: PathBuf = home_dir().unwrap().join(".lesskeyrc");
+    pub static ref HISTORY_FILE: Box<Path> = {
+        match std::env::var("LESSKEY_HISTORY") {
+            Ok(v) => Path::new(shellexpand::full(&v).unwrap().into_owned().as_str()).to_path_buf().into_boxed_path(),
+            _ => home_dir().unwrap().join(".lesskey_history").into_boxed_path(),
+        }
+    };
+    pub static ref INIT_FILE: Box<Path> = {
+        match std::env::var("LESSKEY_INIT") {
+            Ok(v) => Path::new(shellexpand::full(&v).unwrap().into_owned().as_str()).to_path_buf().into_boxed_path(),
+            _ => home_dir().unwrap().join(".lesskeyrc").into_boxed_path(),
+        }
+    };
 }
 
 #[derive(thiserror::Error, Debug, PartialEq)]