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mpv/bootstrap.py
Philip Sequeira c5d03d338e build: add --no-download option to bootstrap.py
With this option, the script will check that the expected waf version is
present, but will simply fail if it's not, rather than trying to
download it. This allows a package build script to avoid compile-time
network access but still ensure it's using the right waf version.
2018-08-13 19:09:35 +02:00

56 lines
1.6 KiB
Python
Executable File

#!/usr/bin/env python
# This script simply downloads waf to the current directory
from __future__ import print_function
import os, sys, stat, hashlib, subprocess
WAFRELEASE = "waf-2.0.9"
WAFURLS = ["https://waf.io/" + WAFRELEASE,
"http://www.freehackers.org/~tnagy/release/" + WAFRELEASE]
SHA256HASH = "2a8e0816f023995e557f79ea8940d322bec18f286917c8f9a6fa2dc3875dfa48"
if os.path.exists("waf"):
wafver = subprocess.check_output([sys.executable, './waf', '--version']).decode()
if WAFRELEASE.split('-')[1] == wafver.split(' ')[1]:
print("Found 'waf', skipping download.")
sys.exit(0)
if "--no-download" in sys.argv[1:]:
print("Did not find {} and no download was requested.".format(WAFRELEASE))
sys.exit(1)
try:
from urllib.request import urlopen, URLError
except:
from urllib2 import urlopen, URLError
waf = None
for WAFURL in WAFURLS:
try:
print("Downloading {}...".format(WAFURL))
waf = urlopen(WAFURL).read()
break
except URLError:
print("Download failed.")
if not waf:
print("Could not download {}.".format(WAFRELEASE))
sys.exit(1)
if SHA256HASH == hashlib.sha256(waf).hexdigest():
with open("waf", "wb") as wf:
wf.write(waf)
os.chmod("waf", os.stat("waf").st_mode | stat.S_IXUSR)
print("Checksum verified.")
else:
print("The checksum of the downloaded file does not match!")
print(" - got: {}".format(hashlib.sha256(waf).hexdigest()))
print(" - expected: {}".format(SHA256HASH))
print("Please download and verify the file manually.")
sys.exit(1)