bassantyasser043/simple-shell_linux

Simple_shell_linux

It supports the following commands:

1. The internal shell command "exit" which terminates the shell

2. A command with no arguments * Example: ls, cd, …etc

3. A command with arguments * Example: ls –l

4. A command, with or without arguments, executed in the background using &. * Example: firefox &

5. Shell builtin commands * Commands: cd & echo * Details: for the case of:

   • cd: It covers all the following cases (assume no spaces in path):
     • cd
     • cd ~
     • cd ..
     • cd absolute_path
     • cd relative_path_to_current_working_directory
   • echo: Prints the input after evaluating all experessions (assume input to echo must be within double quotations).
     • echo "wow" => wow
     • export x=5
     • echo "Hello $x" => Hello 5

6. Expression evaluation

• Commands: export
  • Example:
    • export x=-l
    • ls $x => Will perform ls -l
    • export y="Hello world"
    • echo "$y" => Hello world

How to run

• Download the code and run the following command in the terminal make ./shell

Short Demo

https://youtu.be/UPJiZ6vlJTA