mirror of
https://github.com/klzgrad/naiveproxy.git
synced 2024-12-01 09:46:09 +03:00
70 lines
1.9 KiB
Python
70 lines
1.9 KiB
Python
# Copyright 2017 The Chromium Authors. All rights reserved.
|
|
# Use of this source code is governed by a BSD-style license that can be
|
|
# found in the LICENSE file.
|
|
|
|
"""Recursively create hardlink to target named output."""
|
|
|
|
|
|
import argparse
|
|
import os
|
|
import shutil
|
|
|
|
|
|
def CreateHardlinkHelper(target, output):
|
|
"""Recursively create a hardlink named output pointing to target.
|
|
|
|
Args:
|
|
target: path to an existing file or directory
|
|
output: path to the newly created hardlink
|
|
|
|
This function assumes that output does not exists but that the parent
|
|
directory containing output does. If those conditions are false, then
|
|
the function will fails with an exception corresponding to an OS error.
|
|
"""
|
|
if os.path.islink(target):
|
|
os.symlink(os.readlink(target), output)
|
|
elif not os.path.isdir(target):
|
|
try:
|
|
os.link(target, output)
|
|
except:
|
|
shutil.copy(target, output)
|
|
else:
|
|
os.mkdir(output)
|
|
for name in os.listdir(target):
|
|
CreateHardlinkHelper(
|
|
os.path.join(target, name),
|
|
os.path.join(output, name))
|
|
|
|
|
|
def CreateHardlink(target, output):
|
|
"""Recursively create a hardlink named output pointing to target.
|
|
|
|
Args:
|
|
target: path to an existing file or directory
|
|
output: path to the newly created hardlink
|
|
|
|
If output already exists, it is first removed. In all cases, the
|
|
parent directory containing output is created.
|
|
"""
|
|
if os.path.exists(output):
|
|
shutil.rmtree(output)
|
|
|
|
parent_dir = os.path.dirname(os.path.abspath(output))
|
|
if not os.path.isdir(parent_dir):
|
|
os.makedirs(parent_dir)
|
|
|
|
CreateHardlinkHelper(target, output)
|
|
|
|
|
|
def Main():
|
|
parser = argparse.ArgumentParser()
|
|
parser.add_argument('target', help='path to the file or directory to link to')
|
|
parser.add_argument('output', help='name of the hardlink to create')
|
|
args = parser.parse_args()
|
|
|
|
CreateHardlink(args.target, args.output)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
Main()
|