mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-29 21:21:12 +00:00
51 lines
1.4 KiB
Python
51 lines
1.4 KiB
Python
|
#!/usr/bin/env python3
|
||
|
|
|
||
|
|
import os
|
||
|
|
import sys
|
||
|
|
import ssl
|
||
|
|
import zipfile
|
||
|
|
import hashlib
|
||
|
|
import urllib.request
|
||
|
|
|
||
|
|
# Disable certificate checking because it always fails on Windows
|
||
|
|
# We verify the checksum anyway.
|
||
|
|
ctx = ssl.create_default_context()
|
||
|
|
ctx.check_hostname = False
|
||
|
|
ctx.verify_mode = ssl.CERT_NONE
|
||
|
|
|
||
|
|
base_url = 'https://sourceforge.net/projects/winflexbison/files/win_flex_bison-{}.zip'
|
||
|
|
url = base_url.format(sys.argv[1])
|
||
|
|
zip_sha256 = sys.argv[2]
|
||
|
|
source_dir = os.path.join(os.environ['MESON_SOURCE_ROOT'], os.environ['MESON_SUBDIR'])
|
||
|
|
dest = os.path.basename(url)
|
||
|
|
dest_path = os.path.join(source_dir, dest)
|
||
|
|
|
||
|
|
def get_sha256(zipf):
|
||
|
|
hasher = hashlib.sha256()
|
||
|
|
with open(zipf, 'rb') as f:
|
||
|
|
hasher.update(f.read())
|
||
|
|
return hasher.hexdigest()
|
||
|
|
|
||
|
|
if os.path.isfile(dest_path):
|
||
|
|
found_sha256 = get_sha256(dest_path)
|
||
|
|
if found_sha256 == zip_sha256:
|
||
|
|
print('{} already downloaded'.format(dest))
|
||
|
|
sys.exit(0)
|
||
|
|
else:
|
||
|
|
print('{} checksum mismatch, redownloading'.format(dest))
|
||
|
|
|
||
|
|
print('Downloading {} to {}'.format(url, dest))
|
||
|
|
with open(dest_path, 'wb') as d:
|
||
|
|
f = urllib.request.urlopen(url, context=ctx)
|
||
|
|
d.write(f.read())
|
||
|
|
|
||
|
|
found_sha256 = get_sha256(dest_path)
|
||
|
|
if found_sha256 != zip_sha256:
|
||
|
|
print('SHA256 of downloaded file {} was {} instead of {}'
|
||
|
|
''.format(dest, found_sha256, zip_sha256))
|
||
|
|
sys.exit(1)
|
||
|
|
|
||
|
|
print('Extracting {}'.format(dest))
|
||
|
|
zf = zipfile.ZipFile(dest_path, "r")
|
||
|
|
zf.extractall(path=source_dir)
|