lib/oe/cachedpath.py

4 # SPDX-License-Identifier: GPL-2.0-only
114     # WARNING - this is not currently a drop in replacement since they return False
119     # WARNING - this is not currently a drop in replacement since they return False
157     def __is_path_below(self, file, root):  argument
158         return (file + os.path.sep).startswith(root)
160     def __realpath_rel(self, start, rel_path, root, loop_cnt, assume_dir):  argument
162         'root'; no part of 'start' below 'root' must contain symlinks. """
170                 if len(start) >= len(root):
171                     # do not follow '..' before root
178                                                     root, loop_cnt, assume_dir)
180             assert(self.__is_path_below(start, root))
184     def __realpath(self, file, root, loop_cnt, assume_dir):  argument
185         while self.islink(file) and len(file) >= len(root):
189             loop_cnt -= 1
194                 assert(self.__is_path_below(tdir, root))
196                 tdir = root
198             file = self.__realpath_rel(tdir, target, root, loop_cnt, assume_dir)
207     def realpath(self, file, root, use_physdir = True, loop_cnt = 100, assume_dir = False):  argument
209         toplevel 'root' directory. When 'use_physdir' is set, all
215         root = os.path.normpath(root)
218         if not root.endswith(os.path.sep):
219             # letting root end with '/' makes some things easier
220             root = root + os.path.sep
222         if not self.__is_path_below(file, root):
223             raise OSError(errno.EINVAL, "file '%s' is not below root" % file)
227                 file = self.__realpath_rel(root, file[(len(root) - 1):], root, loop_cnt, assume_dir)
229                 file = self.__realpath(file, root, loop_cnt, assume_dir)[0]