1 files changed, 49 insertions, 3 deletions

diff --git a/src/builtins.rs b/src/builtins.rs
index b81c4ba..ad41e59 100644
--- a/src/builtins.rs
+++ b/src/builtins.rs
@@ -1,8 +1,7 @@
 use std::path::Path;
+use std::process::Command;
 
-pub fn cd(args: std::str::SplitWhitespace) -> std::path::PathBuf {
-    let new_dir = args.peekable().peek().map_or("/", |x| *x);
-
+pub fn cd(new_dir: &str) -> std::path::PathBuf {
     let root = match std::fs::canonicalize(Path::new(new_dir)) {
         Ok(p) => p,
         Err(_) => Path::new("/").to_path_buf(),
@@ -14,3 +13,50 @@ pub fn cd(args: std::str::SplitWhitespace) -> std::path::PathBuf {
 
     root.to_path_buf()
 }
+
+pub fn run(command: &str, args: &[&str]) {
+    let mut child = Command::new(command).args(args).spawn().unwrap();
+    child.wait().unwrap();
+}
+/*
+    match command {
+
+        command => {
+            let stdin = match previous_command {
+                None => Stdio::inherit(),
+                Some(cmd) => Stdio::from(cmd.stdout.unwrap()),
+            };
+            let stdout = match commands.peek().is_some() {
+                true => Stdio::piped(),
+                false => Stdio::inherit(),
+            };
+
+            let child = Command::new(command)
+                .args(args)
+                .stdin(stdin)
+                .stdout(stdout)
+                .spawn();
+            match child {
+                Ok(c) => previous_command = Some(c),
+                Err(e) => {
+                    previous_command = None;
+                    eprintln!("{}", e);
+                }
+            }
+        }
+    }
+}
+
+if let Some(mut final_command) = previous_command {
+    match final_command.wait() {
+        Ok(ret) => match ret.code() {
+            Some(code) => {
+                if cfg!(debug_assertions) {
+                    println!("exit code [{}]", code);
+                }
+            }
+            None => println!("Process termed by signal"),
+        },
+        Err(e) => eprintln!("error waiting on final command: {}", e),
+    }
+}*/