Add not builtin command mkdir

README.md

@@ -4,6 +4,8 @@ WIP
 
 grsh - simple shell written in rust
 
+Also some other tools (not builin in grsh)
+
 ## TODO
 
 * add some builtins commands

src/mkdir.rs

@@ -0,0 +1,17 @@
+use std::env;
+use std::fs;
+
+fn main(){
+    let args: Vec<String> = env::args().collect();
+    for arg in 1..args.len() {
+        match args[arg].as_str() {
+            "--help" => {
+                println!("Usage: mkdir [OPTIONS] DIRECTORY");
+                return;
+            }
+            arg => {
+                fs::create_dir_all(arg.to_string());
+            }
+        }
+    }
+}