blob: a51e7afc6c7151df18095f4458d34a6a1db0bacc [file] [log] [blame]
#!/usr/bin/env 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.
"""Script to download lld/mac from google storage."""
import os
import re
import subprocess
import sys
import update
LLD_LINK_PATH = os.path.join(LLVM_BUILD_DIR, 'bin', 'lld-link')
def AlreadyUpToDate():
if not os.path.exists(LLD_LINK_PATH):
return False
lld_rev = subprocess.check_output([LLD_LINK_PATH, '--version'])
# Version output example:
# LLD 9.0.0 ( 342571e8d6eb1afb151ae1103431798e3d24054f)
return (re.match(r'LLD.*\(.*git.*llvm.* ([0-9a-f]+)\)',
lld_rev).group(1) == update.CLANG_REVISION)
def main():
if AlreadyUpToDate():
return 0
remote_path = '%s/Mac/lld-%s.tgz' % (update.CDS_URL, update.PACKAGE_VERSION)
update.DownloadAndUnpack(remote_path, update.LLVM_BUILD_DIR)
return 0
if __name__ == '__main__':