diff options
Diffstat (limited to 'lib/spack/llnl/util/link_tree.py')
-rw-r--r-- | lib/spack/llnl/util/link_tree.py | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/lib/spack/llnl/util/link_tree.py b/lib/spack/llnl/util/link_tree.py index 19c2d46938..2d7126be2c 100644 --- a/lib/spack/llnl/util/link_tree.py +++ b/lib/spack/llnl/util/link_tree.py @@ -72,8 +72,7 @@ class LinkTree(object): order=[pre|post] -- Whether to do pre- or post-order traveral. - ignore=<container> -- Optional container of root-relative - paths to ignore. + ignore=<predicate> -- Predicate indicating which files to ignore. follow_nonexisting -- Whether to descend into directories in src that do not exit in dest. @@ -85,9 +84,7 @@ class LinkTree(object): raise ValueError("Order must be 'pre' or 'post'.") # List of relative paths to ignore under the src root. - ignore = kwargs.get('ignore', None) - if isinstance(ignore, basestring): - ignore = (ignore,) + ignore = kwargs.get('ignore', lambda filename: False) # Whether to descend when dirs dont' exist in dest. follow_nonexisting = kwargs.get('follow_nonexisting', True) @@ -98,7 +95,7 @@ class LinkTree(object): dest_dirpath = os.path.join(dest_root, rel_path) # Don't descend into ignored directories - if ignore and dest_dirpath in ignore: + if ignore(dest_dirpath): return # Don't descend into dirs in dest that do not exist in src. @@ -118,7 +115,7 @@ class LinkTree(object): # Ignore particular paths inside the install root. src_relpath = src_file[len(self._root):] src_relpath = src_relpath.lstrip(os.path.sep) - if ignore and src_relpath in ignore: + if ignore(src_relpath): continue yield (src_file, dest_file) |