mirror of
https://github.com/google/sandboxed-api.git
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73 lines
2.3 KiB
Python
73 lines
2.3 KiB
Python
# Copyright 2019 Google LLC
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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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"""SAPI interface header generator.
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Parses headers to extract type information from functions and generate a SAPI
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interface wrapper.
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"""
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import sys
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from absl import app
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from absl import flags
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from absl import logging
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import code
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FLAGS = flags.FLAGS
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flags.DEFINE_string('sapi_name', None, 'library name')
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flags.DEFINE_string('sapi_out', '', 'output header file')
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flags.DEFINE_string('sapi_ns', '', 'namespace')
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flags.DEFINE_string('sapi_isystem', '', 'system includes')
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flags.DEFINE_list('sapi_functions', [], 'function list to analyze')
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flags.DEFINE_list('sapi_in', None, 'input files to analyze')
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flags.DEFINE_string('sapi_embed_dir', None, 'directory with embed includes')
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flags.DEFINE_string('sapi_embed_name', None, 'name of the embed object')
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def extract_includes(path, array):
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try:
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with open(path, 'r') as f:
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for line in f:
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array.append('-isystem')
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array.append(line.strip())
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except IOError:
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pass
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return array
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def main(c_flags):
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# remove path to current binary
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c_flags.pop(0)
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logging.debug(FLAGS.sapi_functions)
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extract_includes(FLAGS.sapi_isystem, c_flags)
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tus = code.Analyzer.process_files(FLAGS.sapi_in, c_flags)
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generator = code.Generator(tus)
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result = generator.generate(FLAGS.sapi_name,
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FLAGS.sapi_functions,
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FLAGS.sapi_ns,
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FLAGS.sapi_out,
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FLAGS.sapi_embed_dir,
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FLAGS.sapi_embed_name)
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if FLAGS.sapi_out:
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with open(FLAGS.sapi_out, 'w') as out_file:
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out_file.write(result)
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else:
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sys.stdout.write(result)
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if __name__ == '__main__':
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flags.mark_flags_as_required(['sapi_name', 'sapi_in'])
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app.run(main)
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