From ef80aba58fbf3e1b2f05a273ef5c728f46917745 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Matthias=20Kr=C3=BCger?= <matthias.krueger@famsik.de>
Date: Thu, 3 Aug 2017 21:07:25 +0200
Subject: [PATCH] gui: fix compiler selection if CXX is empty

---
 gui/gui.pro | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/gui/gui.pro b/gui/gui.pro
index d7c9d154b..7d51683f8 100644
--- a/gui/gui.pro
+++ b/gui/gui.pro
@@ -22,8 +22,13 @@ MOC_DIR = temp
 OBJECTS_DIR = temp
 UI_DIR = temp
 
-QMAKE_CC = $$(CC)
-QMAKE_CXX = $$(CXX)
+isEmpty(QMAKE_CXX) {
+    isEmpty(CXX)) {
+        QMAKE_CXX = gcc
+    } else {
+        QMAKE_CXX = $$(CXX)
+    }
+}
 
 win32 {
    CONFIG += windows