diff options
Diffstat (limited to 'src/buildstream/storage/_casbaseddirectory.py')
| -rw-r--r-- | src/buildstream/storage/_casbaseddirectory.py | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/buildstream/storage/_casbaseddirectory.py b/src/buildstream/storage/_casbaseddirectory.py index 2c5d751e4..ea4862e50 100644 --- a/src/buildstream/storage/_casbaseddirectory.py +++ b/src/buildstream/storage/_casbaseddirectory.py @@ -270,8 +270,10 @@ class CasBasedDirectory(Directory): self._copy_link_from_filesystem(source_directory, direntry.name) result.files_written.append(relative_pathname) - def _partial_import_cas_into_cas(self, source_directory, filter_callback, *, path_prefix="", result): + def _partial_import_cas_into_cas(self, source_directory, filter_callback, *, path_prefix="", origin=None, result): """ Import files from a CAS-based directory. """ + if origin is None: + origin = self for name, entry in source_directory.index.items(): # The destination filename, relative to the root where the import started @@ -307,6 +309,8 @@ class CasBasedDirectory(Directory): subdir.__add_files_to_result(path_prefix=relative_pathname, result=result) else: src_subdir = source_directory.descend(name) + if src_subdir == origin: + continue try: dest_subdir = self.descend(name, create=create_subdir) @@ -316,7 +320,8 @@ class CasBasedDirectory(Directory): .format(filetype, relative_pathname)) dest_subdir._partial_import_cas_into_cas(src_subdir, filter_callback, - path_prefix=relative_pathname, result=result) + path_prefix=relative_pathname, + origin=origin, result=result) if filter_callback and not filter_callback(relative_pathname): if is_dir and create_subdir and dest_subdir.is_empty(): |