Tests: Move CMAKE_TEST_MAKEPROGRAM into Tests/CMakeLists.txt

Also drop the temporary MAKEPROGRAM variable and the DART_ROOT special
case.  We never run dashboard clients with Dart anymore.

CMakeLists.txt

@@ -113,10 +113,6 @@ endif()
 # for testing. Simply to improve readability of the main script.
 #-----------------------------------------------------------------------
 macro(CMAKE_SETUP_TESTING)
-  if (NOT DART_ROOT)
-    set(MAKEPROGRAM ${CMAKE_MAKE_PROGRAM})
-  endif ()
-
   if(BUILD_TESTING)
     set(CMAKE_TEST_GENERATOR "" CACHE STRING
       "Generator used when running tests")
@@ -125,7 +121,6 @@ macro(CMAKE_SETUP_TESTING)
     if(NOT CMAKE_TEST_GENERATOR)
       set(CMAKE_TEST_GENERATOR "${CMAKE_GENERATOR}")
       set(CMAKE_TEST_GENERATOR_TOOLSET "${CMAKE_GENERATOR_TOOLSET}")
-      set(CMAKE_TEST_MAKEPROGRAM "${MAKEPROGRAM}")
     else()
       set(CMAKE_TEST_DIFFERENT_GENERATOR TRUE)
       set(CMAKE_TEST_GENERATOR_TOOLSET "")

Tests/CMakeLists.txt

@@ -43,6 +43,10 @@ configure_file(${CMake_SOURCE_DIR}/Tests/EnforceConfig.cmake.in
 
 # Testing
 if(BUILD_TESTING)
+  if(NOT CMAKE_TEST_DIFFERENT_GENERATOR)
+    set(CMAKE_TEST_MAKEPROGRAM "${CMAKE_MAKE_PROGRAM}")
+  endif()
+
   if("${CMAKE_TEST_GENERATOR}" MATCHES "Unix Makefiles" OR ("${CMAKE_TEST_GENERATOR}" MATCHES Ninja AND NOT WIN32))
     set(TEST_CompileCommandOutput 1)
   endif()