Bash signal process - kill & trap
1. "stty -a" display all terminal setting
2. "stty intr ^X" redefine interrupt key
3. trap 2 signals - INT and TERM
4. "kill -l" or "trap -l" display all system signal
1. "stty -a" display all terminal setting
2. "stty intr ^X" redefine interrupt key
3. trap 2 signals - INT and TERM
4. "kill -l" or "trap -l" display all system signal