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201 lines
7 KiB
Python
201 lines
7 KiB
Python
# Copyright (C) 2014-2016 Intel Corporation. All Rights Reserved.
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#
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# Permission is hereby granted, free of charge, to any person obtaining a
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# copy of this software and associated documentation files (the "Software"),
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# to deal in the Software without restriction, including without limitation
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# the rights to use, copy, modify, merge, publish, distribute, sublicense,
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# and/or sell copies of the Software, and to permit persons to whom the
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# Software is furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice (including the next
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# paragraph) shall be included in all copies or substantial portions of the
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# Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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# IN THE SOFTWARE.
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# Python source
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from __future__ import print_function
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import os
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import sys
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import re
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from gen_common import ArgumentParser, MakoTemplateWriter
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def parse_event_fields(lines, idx, event_dict):
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field_names = []
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field_types = []
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end_of_event = False
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num_fields = 0
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# record all fields in event definition.
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# note: we don't check if there's a leading brace.
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while not end_of_event and idx < len(lines):
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line = lines[idx].rstrip()
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idx += 1
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field = re.match(r'(\s*)(\w+)(\s*)(\w+)', line)
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if field:
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field_types.append(field.group(2))
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field_names.append(field.group(4))
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num_fields += 1
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end_of_event = re.match(r'(\s*)};', line)
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event_dict['field_types'] = field_types
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event_dict['field_names'] = field_names
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event_dict['num_fields'] = num_fields
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return idx
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def parse_enums(lines, idx, event_dict):
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enum_names = []
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end_of_enum = False
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# record all enum values in enumeration
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# note: we don't check if there's a leading brace.
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while not end_of_enum and idx < len(lines):
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line = lines[idx].rstrip()
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idx += 1
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preprocessor = re.search(r'#if|#endif', line)
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if not preprocessor:
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enum = re.match(r'(\s*)(\w+)(\s*)', line)
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if enum:
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enum_names.append(line)
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end_of_enum = re.match(r'(\s*)};', line)
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event_dict['names'] = enum_names
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return idx
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def parse_protos(filename):
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protos = {}
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with open(filename, 'r') as f:
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lines=f.readlines()
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idx = 0
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protos['events'] = {} # event dictionary containing events with their fields
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protos['event_names'] = [] # needed to keep events in order parsed. dict is not ordered.
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protos['enums'] = {}
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protos['enum_names'] = []
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eventId = 0
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raw_text = []
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while idx < len(lines):
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line = lines[idx].rstrip()
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idx += 1
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# search for event definitions.
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match = re.match(r'(\s*)event(\s*)(\w+)', line)
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if match:
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eventId += 1
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event_name = match.group(3)
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protos['event_names'].append(event_name)
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protos['events'][event_name] = {}
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protos['events'][event_name]['event_id'] = eventId
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idx = parse_event_fields(lines, idx, protos['events'][event_name])
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# search for enums.
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match = re.match(r'(\s*)enum(\s*)(\w+)', line)
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if match:
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enum_name = match.group(3)
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protos['enum_names'].append(enum_name)
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protos['enums'][enum_name] = {}
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idx = parse_enums(lines, idx, protos['enums'][enum_name])
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return protos
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def main():
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# Parse args...
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parser = ArgumentParser()
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parser.add_argument('--proto', '-p', help='Path to proto file', required=True)
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parser.add_argument('--output', '-o', help='Output filename (i.e. event.hpp)', required=True)
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parser.add_argument('--gen_event_hpp', help='Generate event header', action='store_true', default=False)
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parser.add_argument('--gen_event_cpp', help='Generate event cpp', action='store_true', default=False)
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parser.add_argument('--gen_eventhandler_hpp', help='Generate eventhandler header', action='store_true', default=False)
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parser.add_argument('--gen_eventhandlerfile_hpp', help='Generate eventhandler header for writing to files', action='store_true', default=False)
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args = parser.parse_args()
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proto_filename = args.proto
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(output_dir, output_filename) = os.path.split(args.output)
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if not output_dir:
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output_dir = '.'
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#print('output_dir = %s' % output_dir, file=sys.stderr)
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#print('output_filename = %s' % output_filename, file=sys.stderr)
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if not os.path.exists(proto_filename):
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print('Error: Could not find proto file %s' % proto_filename, file=sys.stderr)
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return 1
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protos = parse_protos(proto_filename)
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# Generate event header
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if args.gen_event_hpp:
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curdir = os.path.dirname(os.path.abspath(__file__))
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template_file = os.sep.join([curdir, 'templates', 'gen_ar_event.hpp'])
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output_fullpath = os.sep.join([output_dir, output_filename])
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MakoTemplateWriter.to_file(template_file, output_fullpath,
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cmdline=sys.argv,
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filename=output_filename,
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protos=protos)
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# Generate event implementation
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if args.gen_event_cpp:
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curdir = os.path.dirname(os.path.abspath(__file__))
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template_file = os.sep.join([curdir, 'templates', 'gen_ar_event.cpp'])
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output_fullpath = os.sep.join([output_dir, output_filename])
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MakoTemplateWriter.to_file(template_file, output_fullpath,
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cmdline=sys.argv,
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filename=output_filename,
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protos=protos)
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# Generate event handler header
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if args.gen_eventhandler_hpp:
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curdir = os.path.dirname(os.path.abspath(__file__))
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template_file = os.sep.join([curdir, 'templates', 'gen_ar_eventhandler.hpp'])
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output_fullpath = os.sep.join([output_dir, output_filename])
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MakoTemplateWriter.to_file(template_file, output_fullpath,
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cmdline=sys.argv,
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filename=output_filename,
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event_header='gen_ar_event.hpp',
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protos=protos)
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# Generate event handler header
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if args.gen_eventhandlerfile_hpp:
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curdir = os.path.dirname(os.path.abspath(__file__))
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template_file = os.sep.join([curdir, 'templates', 'gen_ar_eventhandlerfile.hpp'])
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output_fullpath = os.sep.join([output_dir, output_filename])
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MakoTemplateWriter.to_file(template_file, output_fullpath,
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cmdline=sys.argv,
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filename=output_filename,
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event_header='gen_ar_eventhandler.hpp',
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protos=protos)
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return 0
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if __name__ == '__main__':
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sys.exit(main())
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