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#!/usr/bin/env python
# Copyright 2017 the V8 project authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# for py2/py3 compatibility
from __future__ import print_function
import os
import pipes
import shutil
import stat
import subprocess
import sys
DEPOT_TOOLS_URL = \
"https://chromium.googlesource.com/chromium/tools/depot_tools.git"
def EnsureDepotTools(v8_path, fetch_if_not_exist):
def _Get(v8_path):
depot_tools = os.path.join(v8_path, "_depot_tools")
try:
gclient_path = os.path.join(depot_tools, "gclient.py")
if os.path.isfile(gclient_path):
return depot_tools
except:
pass
if fetch_if_not_exist:
print("Checking out depot_tools.")
# shell=True needed on Windows to resolve git.bat.
subprocess.check_call("git clone {} {}".format(
pipes.quote(DEPOT_TOOLS_URL),
pipes.quote(depot_tools)), shell=True)
# Using check_output to hide warning messages.
subprocess.check_output(
[sys.executable, gclient_path, "metrics", "--opt-out"],
cwd=depot_tools)
return depot_tools
return None
depot_tools = _Get(v8_path)
assert depot_tools is not None
print("Using depot tools in %s" % depot_tools)
return depot_tools
def UninitGit(v8_path):
print("Uninitializing temporary git repository")
target = os.path.join(v8_path, ".git")
if os.path.isdir(target):
print(">> Cleaning up %s" % target)
def OnRmError(func, path, exec_info):
# This might happen on Windows
os.chmod(path, stat.S_IWRITE)
os.unlink(path)
shutil.rmtree(target, onerror=OnRmError)