62 lines
2.0 KiB
Python
62 lines
2.0 KiB
Python
#!/usr/bin/env python3
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# Copyright 2021 The Tint Authors.
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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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# Collect all .wgsl files under a given directory and copy them to a given
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# corpus directory, flattening their file names by replacing path
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# separators with underscores. If the output directory already exists, it
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# will be deleted and re-created. Files ending with ".expected.spvasm" are
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# skipped.
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#
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# The intended use of this script is to generate a corpus of WGSL shaders
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# for fuzzing.
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#
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# Usage:
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# generate_wgsl_corpus.py <input_dir> <corpus_dir>
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import os
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import pathlib
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import shutil
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import sys
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def list_wgsl_files(root_search_dir):
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for root, folders, files in os.walk(root_search_dir):
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for filename in folders + files:
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if pathlib.Path(filename).suffix == '.wgsl':
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yield os.path.join(root, filename)
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def main():
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if len(sys.argv) != 3:
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print("Usage: " + sys.argv[0] + " <input dir> <output dir>")
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return 1
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input_dir: str = os.path.abspath(sys.argv[1].rstrip(os.sep))
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corpus_dir: str = os.path.abspath(sys.argv[2])
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print(' '.join([input_dir, corpus_dir]))
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if os.path.exists(corpus_dir):
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shutil.rmtree(corpus_dir)
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os.makedirs(corpus_dir)
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for in_file in list_wgsl_files(input_dir):
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if in_file.endswith(".expected.wgsl"):
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continue
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out_file = in_file[len(input_dir) + 1:].replace(os.sep, '_')
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shutil.copy(in_file, corpus_dir + os.sep + out_file)
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if __name__ == "__main__":
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sys.exit(main())
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