cmake: make comparisons instead of match for qt versions

Change-Id: Iebef57d2ede318c6cd651cef697d286057aec6b9

CMakeLists.txt

@@ -75,7 +75,13 @@ SET(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${LOCAL_CMAKE_MODULE_PATH})
 
 FIND_PACKAGE(Ring REQUIRED)
 
-if (${QT_MIN_VER} MATCHES "5.14")
+if(QT_MIN_VER)
+   string(REPLACE "." ";" VERSION_LIST ${QT_MIN_VER})
+   list(GET VERSION_LIST 0 QT_MIN_VER_MAJOR)
+   list(GET VERSION_LIST 1 QT_MIN_VER_MINOR)
+   list(GET VERSION_LIST 2 QT_MIN_VER_PATCH)
+
+   if ((${QT_MIN_VER_MAJOR} GREATER_EQUAL 5) AND (${QT_MIN_VER_MINOR} GREATER_EQUAL 14))
       message(STATUS "Using custom Qt version")
       find_package(Qt5 ${QT_MIN_VER} REQUIRED
                   COMPONENTS Core DBus Sql Gui
@@ -85,6 +91,7 @@ if (${QT_MIN_VER} MATCHES "5.14")
                   COMPONENTS LinguistTools
                   PATHS ${QT5_PATH} NO_DEFAULT_PATH)
       set(CMAKE_INSTALL_RPATH_USE_LINK_PATH true)
+   endif()
 else()
    find_package(Qt5 REQUIRED
                 COMPONENTS Core DBus Sql Gui)