Commit | Line | Data |
---|---|---|
1 | #!/bin/bash | |
2 | ||
3 | # Desc: Prompts user until valid answer given. | |
4 | ||
5 | while ! [ "$prompt_status" = "answered" ]; do | |
6 | echo "Perform action? (y/n):" 1>&2; | |
7 | read prompt; | |
8 | case "$prompt" in | |
9 | "y" | "yes") | |
10 | echo -e "Doing stuff."; | |
11 | prompt_status="answered"; | |
12 | ;; | |
13 | "n" | "no") | |
14 | echo "Doing nothing."; | |
15 | prompt_status="answered"; | |
16 | ;; | |
17 | *) | |
18 | echo "WARNING:Invalid option $prompt" | |
19 | prompt_status=""; | |
20 | ;; | |
21 | esac | |
22 | done |