74 lines
2.1 KiB
Python
74 lines
2.1 KiB
Python
# This Source Code Form is subject to the terms of the Mozilla Public
|
|
# License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
|
|
# Write out C++ enum definitions that represent the different event types.
|
|
#
|
|
# The events are defined in files provided as command-line arguments.
|
|
|
|
from __future__ import print_function
|
|
|
|
import sys
|
|
import parse_events
|
|
|
|
banner = """/* This file is auto-generated, see gen-event-enum.py. */
|
|
"""
|
|
|
|
file_header = """\
|
|
#ifndef mozilla_TelemetryEventEnums_h
|
|
#define mozilla_TelemetryEventEnums_h
|
|
namespace mozilla {
|
|
namespace Telemetry {
|
|
namespace EventID {
|
|
"""
|
|
|
|
file_footer = """\
|
|
} // namespace EventID
|
|
} // namespace mozilla
|
|
} // namespace Telemetry
|
|
#endif // mozilla_TelemetryEventEnums_h
|
|
"""
|
|
|
|
def main(output, *filenames):
|
|
# Load the events first.
|
|
if len(filenames) > 1:
|
|
raise Exception('We don\'t support loading from more than one file.')
|
|
events = parse_events.load_events(filenames[0])
|
|
|
|
grouped = dict()
|
|
index = 0
|
|
for e in events:
|
|
category = e.category
|
|
if not category in grouped:
|
|
grouped[category] = []
|
|
grouped[category].append((index, e))
|
|
index += len(e.enum_labels)
|
|
|
|
# Write the enum file.
|
|
print(banner, file=output)
|
|
print(file_header, file=output);
|
|
|
|
for category,indexed in grouped.iteritems():
|
|
category_cpp = indexed[0][1].category_cpp
|
|
|
|
print("// category: %s" % category, file=output)
|
|
print("enum class %s : uint32_t {" % category_cpp, file=output)
|
|
|
|
for event_index,e in indexed:
|
|
cpp_guard = e.cpp_guard
|
|
if cpp_guard:
|
|
print("#if defined(%s)" % cpp_guard, file=output)
|
|
for offset,label in enumerate(e.enum_labels):
|
|
print(" %s = %d," % (label, event_index + offset), file=output)
|
|
if cpp_guard:
|
|
print("#endif", file=output)
|
|
|
|
print("};\n", file=output)
|
|
|
|
print("const uint32_t EventCount = %d;\n" % index, file=output)
|
|
|
|
print(file_footer, file=output)
|
|
|
|
if __name__ == '__main__':
|
|
main(sys.stdout, *sys.argv[1:])
|