.cmake files to reduce "code" duplicate

cmake/QMakeQuery.cmake

@@ -0,0 +1,14 @@
+if(__QMAKEQUERY_CMAKE__)
+    return()
+endif()
+set(__QMAKEQUERY_CMAKE__ TRUE)
+
+get_target_property(QMAKE_EXECUTABLE Qt5::qmake LOCATION)
+
+function(QUERY_QMAKE VAR RESULT)
+    exec_program(${QMAKE_EXECUTABLE} ARGS "-query ${VAR}" RETURN_VALUE return_code OUTPUT_VARIABLE output )
+    if(NOT return_code)
+        file(TO_CMAKE_PATH "${output}" output)
+        set(${RESULT} ${output} PARENT_SCOPE)
+    endif(NOT return_code)
+endfunction(QUERY_QMAKE)