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denoland-rusty-v8/tools/ninja_gn_binaries.py
Bert Belder da0825bff0 deps: upgrade Ninja and GN (#1160)
Ninja and GN are upgraded to the version specified in V8's `DEPS` file
as of V8 11.0.226.2.

As part of this upgrade, native binaries for linux-arm64 and mac-arm64
were added to the repository, and some directories were renamed to make
the overall naming scheme more consistent.
2022-12-18 22:55:12 +01:00

97 lines
2.6 KiB
Python
Executable file

#!/usr/bin/env python
# Copyright (c) 2012 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.
"""This script is used to download prebuilt gn/ninja binaries."""
from __future__ import print_function
import argparse
import os
import sys
import tarfile
import tempfile
import time
try:
from urllib2 import HTTPError, URLError, urlopen
except ImportError: # For Py3 compatibility
from urllib.error import HTTPError, URLError
from urllib.request import urlopen
URL = "https://github.com/denoland/ninja_gn_binaries/archive/20221218.tar.gz"
DIR = None
def DownloadUrl(url, output_file):
"""Download url into output_file."""
CHUNK_SIZE = 4096
num_retries = 3
retry_wait_s = 5 # Doubled at each retry.
while True:
try:
sys.stdout.write('Downloading %s...' % url)
sys.stdout.flush()
response = urlopen(url)
bytes_done = 0
while True:
chunk = response.read(CHUNK_SIZE)
if not chunk:
break
output_file.write(chunk)
bytes_done += len(chunk)
if bytes_done == 0:
raise URLError("empty response")
print(' Done.')
return
except URLError as e:
sys.stdout.write('\n')
print(e)
if num_retries == 0 or isinstance(e, HTTPError) and e.code == 404:
raise e
num_retries -= 1
print('Retrying in %d s ...' % retry_wait_s)
sys.stdout.flush()
time.sleep(retry_wait_s)
retry_wait_s *= 2
def EnsureDirExists(path):
if not os.path.exists(path):
os.makedirs(path)
def DownloadAndUnpack(url, output_dir):
"""Download an archive from url and extract into output_dir."""
with tempfile.TemporaryFile() as f:
DownloadUrl(url, f)
f.seek(0)
EnsureDirExists(output_dir)
t = tarfile.open(mode='r:gz', fileobj=f)
t.extractall(path=output_dir)
def Update():
try:
DownloadAndUnpack(URL, DIR)
except URLError:
print('Failed to download ninja/gn binaries.')
sys.exit(1)
return 0
def main():
parser = argparse.ArgumentParser(description='Download ninja/gn binaries.')
parser.add_argument('--dir', help='Where to extract the package.')
args = parser.parse_args()
if args.dir:
global DIR
DIR = os.path.abspath(args.dir)
return Update()
if __name__ == '__main__':
sys.exit(main())