Package: xdg-utils Version: 1.1.3-1 File: /usr/bin/xdg-mime $ xdg-mime default zzzz.desktop text/html; echo $? 0 $ xdg-mime query default text/html org.gnome.Epiphany.desktop
Or make a sixth exit code to say what happened in this case. EXIT CODES An exit code of 0 indicates success while a non-zero exit code indicates failure. The following failure codes can be returned: 1 Error in command line syntax. 2 One of the files passed on the command line did not exist. 3 A required tool could not be found. 4 The action failed. 5 No permission to read one of the files passed on the command line.