Do not uselessly fill staging area for strata

We don't use the contents of the staging area during a stratum artifact
build, so there's no pointin putting in the staging filler and
build dependencies there.

1 files changed, 4 insertions, 3 deletions

diff --git a/morphlib/app.py b/morphlib/app.py
index 64c1b6b7..ebe9be1e 100755
--- a/morphlib/app.py
+++ b/morphlib/app.py
@@ -208,9 +208,10 @@ class BuildCommand(object):
             self.cache_artifacts_locally(deps)
             staging_area = self.create_staging_area(artifact)
             if self.app.settings['staging-chroot']:
-                self.install_fillers(staging_area)
-                self.install_chunk_artifacts(staging_area, 
-                                             deps)
+                if artifact.source.morphology['kind'] != 'stratum':
+                    self.install_fillers(staging_area)
+                    self.install_chunk_artifacts(staging_area, 
+                                                 deps)
             self.build_and_cache(staging_area, artifact)
             if self.app.settings['bootstrap']:
                 self.install_chunk_artifacts(staging_area,