_xinetd_services: avoid nounset error on bash 4.2

scop · Jul 25, 2020 · 0df93b0 · 0df93b0
1 parent c2f0056
commit 0df93b0
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/bash_completion b/bash_completion
@@ -1208,7 +1208,8 @@ _xinetd_services()
         shopt -s nullglob
         local -a svcs=($(printf '%s\n' $xinetddir/!($_backup_glob)))
         $reset
-        COMPREPLY+=($(compgen -W '${svcs[@]#$xinetddir/}' -- "${cur-}"))
+        ((!${#svcs[@]})) ||
+            COMPREPLY+=($(compgen -W '${svcs[@]#$xinetddir/}' -- "${cur-}"))
     fi
 }