From 538721939faef01b00ffd20416e8f7146d7368ac Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Wed, 10 Apr 2019 09:29:30 -0400
Subject: Tests: Teach RunCMake to optionally exclude the source dir argument

---
 Tests/RunCMake/RunCMake.cmake | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Tests/RunCMake/RunCMake.cmake b/Tests/RunCMake/RunCMake.cmake
index ce71677..5d49909 100644
--- a/Tests/RunCMake/RunCMake.cmake
+++ b/Tests/RunCMake/RunCMake.cmake
@@ -98,8 +98,14 @@ function(run_cmake test)
     else()
       set(_D_CMAKE_GENERATOR_INSTANCE "")
     endif()
+    if(NOT RunCMake_TEST_NO_SOURCE_DIR)
+      set(maybe_source_dir "${RunCMake_TEST_SOURCE_DIR}")
+    else()
+      set(maybe_source_dir "")
+    endif()
     execute_process(
-      COMMAND ${CMAKE_COMMAND} "${RunCMake_TEST_SOURCE_DIR}"
+      COMMAND ${CMAKE_COMMAND}
+                ${maybe_source_dir}
                 -G "${RunCMake_GENERATOR}"
                 -A "${RunCMake_GENERATOR_PLATFORM}"
                 -T "${RunCMake_GENERATOR_TOOLSET}"
-- 
cgit v0.12