From 5ec2997abdde2dd77d39d083d042d00f20b50e1c Mon Sep 17 00:00:00 2001
From: Chris Mayo <aklhfex@gmail.com>
Date: Fri, 31 May 2019 19:27:32 +0100
Subject: [PATCH] Add fatal build-time check for Qt 4 or earlier

---
 phoenix.pro | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/phoenix.pro b/phoenix.pro
index 9677c0ae2..99418f50f 100644
--- a/phoenix.pro
+++ b/phoenix.pro
@@ -24,6 +24,10 @@
 #
 #********************************************************************/
 
+lessThan(QT_MAJOR_VERSION, 5) {
+    error(Fritzing does not build with Qt 4 or earlier)
+}
+
 # Fritzing requires two Qt-provided plugins in order to run correctly,
 # however the QTPLUGIN syntax only seems to work if Qt is built statically,
 # so QTPLUGIN is included here only for information purposes: