blob: 482616cfd18d4e190c1e3aabab3b49a6335c2798 [file] [log] [blame]
#!/usr/bin/env python3
# Copyright (c) 2021, the Dart project authors. Please see the AUTHORS file
# for details. All rights reserved. Use of this source code is governed by a
# BSD-style license that can be found in the LICENSE file.
#
# This python script is a wrapper around `git rev-parse --resolve-git-dir`.
# This is used for the build system to work with git worktrees.
import sys
import subprocess
import utils
def main():
try:
if len(sys.argv) != 3:
raise Exception('Expects exactly 2 arguments.')
args = ['git', 'rev-parse', '--resolve-git-dir', sys.argv[1]]
windows = utils.GuessOS() == 'win32'
if windows:
process = subprocess.Popen(args,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
stdin=subprocess.PIPE,
shell=True,
universal_newlines=True)
else:
process = subprocess.Popen(args,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
stdin=subprocess.PIPE,
shell=False,
universal_newlines=True)
outs, _ = process.communicate()
if process.returncode != 0:
raise Exception('Got non-0 exit code from git.')
print(outs.strip())
except:
# Fall back to fall-back path.
print(sys.argv[2])
if __name__ == '__main__':
sys.exit(main())