haikuwebkit/Source/ThirdParty/ANGLE/src/commit_id.py

81 lines
2.1 KiB
Python
Executable File

#!/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 position - print commit position
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().decode('utf-8')
def get_commit_position(cwd):
return grab_output('git rev-list HEAD --count', cwd)
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)
elif operation == 'position':
if git_dir_exists:
print(get_commit_position(cwd))
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'
commit_position = '0'
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)
commit_position = get_commit_position(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)
hfile.write('#define ANGLE_COMMIT_POSITION %s\n' % commit_position)
if not enable_binary_loading:
hfile.write('#define ANGLE_DISABLE_PROGRAM_BINARY_LOAD\n')
hfile.close()