blob: e7cc92345f96ea57f3ebc49f74b9c1e2f8ab7d9f [file] [log] [blame]
#!/usr/bin/env python
# Copyright 2016 Google Inc.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import hashlib
import os
import shutil
import stat
import sys
if sys.version_info[0] < 3:
from urllib2 import urlopen
from urllib.request import urlopen
os.chdir(os.path.join(os.path.dirname(__file__), os.pardir))
dst = 'bin/gn.exe' if 'win32' in sys.platform else 'bin/gn'
sha1 = '3523d50538357829725d4ed74b777a572ce0ac74' if 'linux' in sys.platform else \
'd43122f6140d0711518aa909980cb009c4fbce3d' if 'darwin' in sys.platform else \
'e20768d93a6b4400de0d03bb8ceb46facdbe3883' # Windows
def sha1_of_file(path):
h = hashlib.sha1()
if os.path.isfile(path):
with open(path, 'rb') as f:
return h.hexdigest()
if sha1_of_file(dst) != sha1:
with open(dst, 'wb') as f:
f.write(urlopen('' + sha1).read())
os.chmod(dst, stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR |
stat.S_IRGRP | stat.S_IXGRP |
stat.S_IROTH | stat.S_IXOTH )
# We'll also copy to a path that depot_tools' GN wrapper will expect to find the binary.
copy_path = 'buildtools/linux64/gn' if 'linux' in sys.platform else \
'buildtools/mac/gn' if 'darwin' in sys.platform else \
if os.path.isdir(os.path.dirname(copy_path)):
shutil.copy(dst, copy_path)