From 7f084018e200cc4aaac2e2d431ac291a73801185 Mon Sep 17 00:00:00 2001
From: Rashad Kanavath <rashad.kanavath@c-s.fr>
Date: Tue, 12 Jul 2016 15:43:44 +0200
Subject: [PATCH] SuperBuild: qt4 check variable exists before calling
TO_NATIVE_PATH
---
SuperBuild/CMake/External_qt4.cmake | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)
diff --git a/SuperBuild/CMake/External_qt4.cmake b/SuperBuild/CMake/External_qt4.cmake
index b3bb1c780a..6ba61ce177 100644
--- a/SuperBuild/CMake/External_qt4.cmake
+++ b/SuperBuild/CMake/External_qt4.cmake
@@ -43,10 +43,15 @@ else()
set(FT_INCLUDE ${_SB_FREETYPE_INCLUDE_DIRS})
endif()
-file(TO_NATIVE_PATH ${FT_INCLUDE} FT_INCLUDE_NATIVE)
-file(TO_NATIVE_PATH ${SB_INSTALL_PREFIX} QT4_INSTALL_PREFIX_NATIVE)
-file(TO_NATIVE_PATH ${SB_INSTALL_PREFIX}/include QT4_INCLUDE_PREFIX_NATIVE)
-file(TO_NATIVE_PATH ${SB_INSTALL_PREFIX}/lib QT4_LIB_PREFIX_NATIVE)
+if(FT_INCLUDE)
+ file(TO_NATIVE_PATH ${FT_INCLUDE} FT_INCLUDE_NATIVE)
+endif()
+
+if(SB_INSTALL_PREFIX)
+ file(TO_NATIVE_PATH ${SB_INSTALL_PREFIX} QT4_INSTALL_PREFIX_NATIVE)
+ file(TO_NATIVE_PATH ${SB_INSTALL_PREFIX}/include QT4_INCLUDE_PREFIX_NATIVE)
+ file(TO_NATIVE_PATH ${SB_INSTALL_PREFIX}/lib QT4_LIB_PREFIX_NATIVE)
+endif()
if(WIN32)
set(QT4_BIN_EXT ".exe")
--
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