backup-script-wrapper: Better detect default mail recipient

Use "logcheck" if an user exists by this name, or if an alias is defined
in /etc/aliases. Use "root" otherwise.

diff --git a/bin/backup-script-wrapper b/bin/backup-script-wrapper
index 2f81fa8a69b555a1a6c620956fa59f36423fa136..282cab0fd2156479914f2fc4e026b9e138c94565 100755 (executable)
--- a/bin/backup-script-wrapper
+++ b/bin/backup-script-wrapper
@@ -10,7 +10,15 @@
 # Please read the file COPYING, README and AUTHORS for more information.
 #
 
-[ -n "$MAILTO" ] || MAILTO="logcheck"
+if [ -z "$MAILTO" ]; then
+       if id "logcheck" >/dev/null 2>&1; then
+               MAILTO="logcheck"
+       elif fgrep "logcheck:" /etc/aliases >/dev/null 2>&1; then
+               MAILTO="logcheck"
+       else
+               MAILTO="root"
+       fi
+fi
 
 NAME="backup-script"
 HOST=`hostname`