From 596fc32dd795e3377fd30d9c096eb62d146d9b32 Mon Sep 17 00:00:00 2001
From: Dmitry Marakasov <amdmi3@amdmi3.ru>
Date: Thu, 25 Jan 2018 19:33:52 +0300
Subject: [PATCH] Don't try to detect Qt if GUI is disabled (#1057)

Otherwise the build may fail if Qt libraries are installed but qmake is not
---
 cmake/findDependencies.cmake | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/cmake/findDependencies.cmake b/cmake/findDependencies.cmake
index 05a13c92e..a287f5cea 100644
--- a/cmake/findDependencies.cmake
+++ b/cmake/findDependencies.cmake
@@ -1,6 +1,9 @@
-set(GUI_QT_COMPONENTS Core Gui Widgets PrintSupport)
-find_package(Qt5 COMPONENTS ${GUI_QT_COMPONENTS})
-find_package(Qt5LinguistTools)
+if (BUILD_GUI)
+    set(GUI_QT_COMPONENTS Core Gui Widgets PrintSupport)
+    find_package(Qt5 COMPONENTS ${GUI_QT_COMPONENTS})
+    find_package(Qt5LinguistTools)
+endif()
+
 if (HAVE_RULES)
     find_library(PCRE pcre)
     if (NOT PCRE)