81 lines
2.1 KiB
Python
Executable File
81 lines
2.1 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright 2018 The ANGLE Project Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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# Generate commit.h with git commit hash.
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#
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import subprocess as sp
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import sys
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import os
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usage = """\
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Usage: commit_id.py check - check if git is present
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commit_id.py position - print commit position
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commit_id.py gen <file_to_write> - generate commit.h"""
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def grab_output(command, cwd):
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return sp.Popen(
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command, stdout=sp.PIPE, shell=True, cwd=cwd).communicate()[0].strip().decode('utf-8')
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def get_commit_position(cwd):
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return grab_output('git rev-list HEAD --count', cwd)
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if len(sys.argv) < 2:
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sys.exit(usage)
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operation = sys.argv[1]
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# Set the root of ANGLE's repo as the working directory
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cwd = os.path.join(os.path.dirname(os.path.realpath(__file__)), '..')
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git_dir_exists = os.path.exists(os.path.join(cwd, '.git', 'HEAD'))
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if operation == 'check':
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if git_dir_exists:
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print("1")
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else:
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print("0")
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sys.exit(0)
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elif operation == 'position':
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if git_dir_exists:
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print(get_commit_position(cwd))
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else:
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print("0")
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sys.exit(0)
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if len(sys.argv) < 3 or operation != 'gen':
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sys.exit(usage)
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output_file = sys.argv[2]
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commit_id_size = 12
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commit_id = 'unknown hash'
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commit_date = 'unknown date'
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commit_position = '0'
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enable_binary_loading = False
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if git_dir_exists:
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try:
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commit_id = grab_output('git rev-parse --short=%d HEAD' % commit_id_size, cwd)
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commit_date = grab_output('git show -s --format=%ci HEAD', cwd)
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commit_position = get_commit_position(cwd)
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enable_binary_loading = True
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except:
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pass
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hfile = open(output_file, 'w')
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hfile.write('#define ANGLE_COMMIT_HASH "%s"\n' % commit_id)
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hfile.write('#define ANGLE_COMMIT_HASH_SIZE %d\n' % commit_id_size)
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hfile.write('#define ANGLE_COMMIT_DATE "%s"\n' % commit_date)
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hfile.write('#define ANGLE_COMMIT_POSITION %s\n' % commit_position)
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if not enable_binary_loading:
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hfile.write('#define ANGLE_DISABLE_PROGRAM_BINARY_LOAD\n')
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hfile.close()
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