From 407a2bc7370ed9984ddfec8fc816631c0a4b650f Mon Sep 17 00:00:00 2001
From: Bill Hoffman <bill.hoffman@kitware.com>
Date: Sat, 18 Oct 2008 10:31:16 -0400
Subject: [PATCH] ENH: fix test to work with in-source testing of CMake

---
 Tests/CMakeBuildTest.cmake.in | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Tests/CMakeBuildTest.cmake.in b/Tests/CMakeBuildTest.cmake.in
index b8c7791bc..ebba702f7 100644
--- a/Tests/CMakeBuildTest.cmake.in
+++ b/Tests/CMakeBuildTest.cmake.in
@@ -1,6 +1,12 @@
 # create the binary directory
 make_directory("@CMAKE_BUILD_TEST_BINARY_DIR@")
 
+# remove the CMakeCache.txt file from the source dir
+# if there is one, so that in-source cmake tests
+# still pass
+message("Remove: @CMAKE_BUILD_TEST_SOURCE_DIR@/CMakeCache.txt")
+file(REMOVE "@CMAKE_BUILD_TEST_SOURCE_DIR@/CMakeCache.txt")
+
 # run cmake in the binary directory 
 message("running: ${CMAKE_COMMAND}")
 execute_process(COMMAND "${CMAKE_COMMAND}"