test if the current user is sudo-su'd into this session

- signed-off-by: lbonanomi <lbonanomi@gmail.com>
2018-12-26 20:02:17 -05:00
parent f42515078a
commit 985714befd
1 changed files with 6 additions and 0 deletions
--- a/README.md
+++ b/README.md
@@ -1227,6 +1227,12 @@ ___
 who -b
 ```

+###### Detect a user sudo-su'd into the current shell
+
+```
+[[ $(who -m | awk '{ print $1 }') == $(whoami) ]] || echo "You are su-ed to $(whoami)"
+```
+
 ___

 ##### Tool: [screen](https://en.wikipedia.org/wiki/GNU_Screen)