73 lines
2.1 KiB
73 lines
2.1 KiB
#!/usr/bin/env python
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# Copyright 2019 The SwiftShader Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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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 gen <file_to_write> - generate commit.h"""
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def grab_output(command, cwd):
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return sp.Popen(command, stdout=sp.PIPE, shell=True, cwd=cwd).communicate()[0].strip()
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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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cwd = sys.path[0]
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if operation == 'check':
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index_path = os.path.join(cwd, '.git', 'index')
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if os.path.exists(index_path):
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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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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 = 'invalid-hash'
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commit_date = 'invalid-date'
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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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except:
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pass
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hfile = open(output_file, 'w')
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hfile.write('#define SWIFTSHADER_COMMIT_HASH "%s"\n' % commit_id)
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hfile.write('#define SWIFTSHADER_COMMIT_HASH_SIZE %d\n' % commit_id_size)
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hfile.write('#define SWIFTSHADER_COMMIT_DATE "%s"\n' % commit_date)
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hfile.write('#define SWIFTSHADER_VERSION_STRING \\\n'
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'MACRO_STRINGIFY(MAJOR_VERSION) \".\" \\\n'
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'MACRO_STRINGIFY(MINOR_VERSION) \".\" \\\n'
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'MACRO_STRINGIFY(PATCH_VERSION) \".\" \\\n'
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'SWIFTSHADER_COMMIT_HASH\n')
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hfile.close()
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