forked from mirrors/gecko-dev
a9d5774326
Differential Revision: https://phabricator.services.mozilla.com/D17231 --HG-- extra : moz-landing-system : lando
61 lines
1.6 KiB
Python
61 lines
1.6 KiB
Python
# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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# Write out a C++ enum definition whose members are the names of
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# scalar types.
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#
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# The scalars are defined in files provided as command-line arguments.
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from __future__ import print_function
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from mozparsers.shared_telemetry_utils import ParserError
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from mozparsers import parse_scalars
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import sys
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import buildconfig
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banner = """/* This file is auto-generated, see gen_scalar_enum.py. */
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"""
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file_header = """\
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#ifndef mozilla_TelemetryScalarEnums_h
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#define mozilla_TelemetryScalarEnums_h
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namespace mozilla {
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namespace Telemetry {
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enum class ScalarID : uint32_t {\
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"""
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file_footer = """\
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};
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} // namespace mozilla
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} // namespace Telemetry
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#endif // mozilla_TelemetryScalarEnums_h
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"""
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def main(output, *filenames):
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# Load the scalars first.
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if len(filenames) > 1:
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raise Exception('We don\'t support loading from more than one file.')
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try:
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scalars = parse_scalars.load_scalars(filenames[0])
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except ParserError as ex:
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print("\nError processing scalars:\n" + str(ex) + "\n")
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sys.exit(1)
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# Write the enum file.
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print(banner, file=output)
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print(file_header, file=output)
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for s in scalars:
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if s.record_on_os(buildconfig.substs["OS_TARGET"]):
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print(" %s," % s.enum_label, file=output)
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print(" ScalarCount,", file=output)
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print(file_footer, file=output)
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if __name__ == '__main__':
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main(sys.stdout, *sys.argv[1:])
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