A shell interpreter project like csh, sh, bash , etc.
Build the shell program by typing : "make"
To run it type: "shell"
Then type commands like "ls aaaa | grep cccc | grep jjjj ssss dfdffdf >>& out < in"
- Process Creation
- Command Execution
- File Redirection
- Pipes
- Background
- Ignore Ctrl-C
- Wild Card Expansion
- Elimination of Zombie Processes
- Allow quotes and escape characters
- Enviroment variable expansion
- Tilde expansion
- Line editor
- History
- Subshells
- cd
- setenv
- unsetenv
- printenv
- exit
- clear