diff --git a/includes/functions.php b/includes/functions.php
index 2176337..75ae196 100644
--- a/includes/functions.php
+++ b/includes/functions.php
@@ -337,10 +337,16 @@ function delete_directory($dir, $recursive=true) {
 
    $return_value = proc_close($process);
 
-   if (!empty($stderr) || $return_value != 0)
-     logging('ERROR', "Externan command error:\nCommand : $command\nStdout :\n$stdout\n\n - Stderr :\n$stderr");
-   else
-     logging('DEBUG', "Externan command result:\n\tCommand : $command\n\tReturn code: $return_value\n\tOutput:\n\t\t- Stdout :\n$stdout\n\n\t\t- Stderr :\n$stderr");
+   $error = (!empty($stderr) || $return_value != 0);
+   logging(
+     ($error?'ERROR':'DEBUG'),
+     "External command ".($error?"error":"result").":\n".
+     "\tCommand : $command\n".
+     "\tReturn code: $return_value\n".
+     "\tOutput:\n".
+     "\t\t- Stdout :\n$stdout\n\n".
+     "\t\t- Stderr :\n$stderr"
+   );
 
    return array($return_value, $stdout, $stderr);
  }