de-duplicate MODULE_DEPENDS

in modules which conditionally add dependencies it is hard to keep $$QT
free of duplicates at definition time, so clean it up when we use it.

Change-Id: Ia711e23bec3683525dfca80df4834e20b007ba1f
Reviewed-by: Qt Doc Bot <qt_docbot@qt-project.org>
Reviewed-by: Joerg Bornemann <joerg.bornemann@nokia.com>

diff --git a/mkspecs/features/qt_module.prf b/mkspecs/features/qt_module.prf
index f5fa3e5..4930c36 100644 (file)
--- a/mkspecs/features/qt_module.prf
+++ b/mkspecs/features/qt_module.prf
@@ -24,6 +24,7 @@ staticlib: CONFIG += static
 ucmodule = $$upper($$MODULE)
 
 MODULE_DEPENDS = $$replace(QT, -private$, )
+MODULE_DEPENDS = $$unique(MODULE_DEPENDS)
 
 contains(TARGET, QtAddOn.*): \
     MODULE_DEFINE = QT_ADDON_$${ucmodule}_LIB