From 84c742404dd1de59e8e12a4658327821800ee57b Mon Sep 17 00:00:00 2001
From: Caio Carvalho <caiojcarvalho@gmail.com>
Date: Thu, 16 Aug 2018 23:32:33 +0200
Subject: [PATCH] Check if command string is empty in ExternalCommand::start

---
 src/util/externalcommand.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/util/externalcommand.cpp b/src/util/externalcommand.cpp
index 0db7986..14194d5 100644
--- a/src/util/externalcommand.cpp
+++ b/src/util/externalcommand.cpp
@@ -121,6 +121,9 @@ bool ExternalCommand::start(int timeout)
 {
     Q_UNUSED(timeout)
 
+    if (command().isEmpty())
+        return false;
+
     if (report()) {
         report()->setCommand(xi18nc("@info:status", "Command: %1 %2", command(), args().join(QStringLiteral(" "))));
     }