Merge topic 'default-smtk-from-git'

3a8c0f73 If cmb is in developer mode and smtk is "from_cmb", warn and use git
5ad5d4e5 By default, use smtk acquired from git
Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: David Thompson <david.thompson@kitware.com>
Merge-request: !466

CMakeLists.txt

@@ -145,8 +145,9 @@ function (superbuild_sanity_check)
       smtk_SOURCE_SELECTION STREQUAL "from_cmb" AND
       NOT DEVELOPER_MODE_smtk AND
       (NOT cmb_enabled OR DEVELOPER_MODE_cmb))
-    message(FATAL_ERROR
-      "SMTK cannot use CMB's SMTK submodule without CMB being enabled and built by the superbuild.")
+    message(WARNING
+      "SMTK cannot use CMB's SMTK submodule without CMB being enabled and built by the superbuild. Pulling SMTK from git instead")
+    set(smtk_SOURCE_SELECTION "git" CACHE STRING "smtk source selection" FORCE)
   endif ()
 endfunction ()
 

versions.cmake

@@ -43,10 +43,10 @@ superbuild_set_selectable_source(smtk
   SELECT 2.0.0
     GIT_REPOSITORY  "https://gitlab.kitware.com/cmb/smtk.git"
     GIT_TAG         "v2.0.0"
-  SELECT git CUSTOMIZABLE
+  SELECT git CUSTOMIZABLE DEFAULT
     GIT_REPOSITORY  "https://gitlab.kitware.com/cmb/smtk.git"
     GIT_TAG         "origin/master"
-  SELECT from_cmb DEFAULT
+  SELECT from_cmb
     DOWNLOAD_COMMAND
       "${CMAKE_COMMAND}" -E echo_append
     SOURCE_DIR    "${smtk_source_dir}/thirdparty/smtk"