| #!/usr/bin/env python |
| # Copyright 2018 The ANGLE Project Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| # Generate commit.h with git commit hash. |
| # |
| |
| import subprocess as sp |
| import sys |
| import os |
| |
| usage = """\ |
| Usage: commit_id.py check - check if git is present |
| commit_id.py gen <file_to_write> - generate commit.h""" |
| |
| |
| def grab_output(command, cwd): |
| return sp.Popen(command, stdout=sp.PIPE, shell=True, cwd=cwd).communicate()[0].strip() |
| |
| |
| if len(sys.argv) < 2: |
| sys.exit(usage) |
| |
| operation = sys.argv[1] |
| |
| # Set the root of ANGLE's repo as the working directory |
| cwd = os.path.join(os.path.dirname(os.path.realpath(__file__)), '..') |
| |
| git_dir_exists = os.path.exists(os.path.join(cwd, '.git', 'HEAD')) |
| |
| if operation == 'check': |
| if git_dir_exists: |
| print("1") |
| else: |
| print("0") |
| sys.exit(0) |
| |
| if len(sys.argv) < 3 or operation != 'gen': |
| sys.exit(usage) |
| |
| output_file = sys.argv[2] |
| commit_id_size = 12 |
| commit_id = 'unknown hash' |
| commit_date = 'unknown date' |
| enable_binary_loading = False |
| |
| if git_dir_exists: |
| try: |
| commit_id = grab_output('git rev-parse --short=%d HEAD' % commit_id_size, cwd) |
| commit_date = grab_output('git show -s --format=%ci HEAD', cwd) |
| enable_binary_loading = True |
| except: |
| pass |
| |
| hfile = open(output_file, 'w') |
| |
| hfile.write('#define ANGLE_COMMIT_HASH "%s"\n' % commit_id) |
| hfile.write('#define ANGLE_COMMIT_HASH_SIZE %d\n' % commit_id_size) |
| hfile.write('#define ANGLE_COMMIT_DATE "%s"\n' % commit_date) |
| |
| if not enable_binary_loading: |
| hfile.write('#define ANGLE_DISABLE_PROGRAM_BINARY_LOAD\n') |
| |
| hfile.close() |