Linux_shell

Implemented a Bash-alike Linux Shell with following functionalities-

1. Execute all the commands (ls, clear, vi etc)

2. Shell built-ins (cd, pwd, export)

3. Print environment variables and text using echo

4. Background and foreground functionality: &, fg ­

5. Allow the user to execute one or more programs, from executable files on the file­system, as background or foreground jobs.

6. Allow for the piping of several tasks : Pipes “|” (multiple)

7. Input and Output redirection: (<, >)

8. Support for history and '!' operator

9. Handle Interrupt Signal