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#!/usr/bin/env python3
import re
import sys
PARAMETER_LIST_INCLUDE_TYPE = 1
PARAMETER_LIST_INCLUDE_NAME = 2
PARAMETER_LIST_MODIFY_CSTRING = 4
def get_argument_list(parameter_string):
return re.findall(r'(\w+)\s*,?', parameter_string)
def get_arguments_string(parameter_string, flags):
arguments = get_argument_list(parameter_string)
arguments_string = ""
for index, argument in enumerate(arguments):
if flags & PARAMETER_LIST_INCLUDE_TYPE:
if flags & PARAMETER_LIST_MODIFY_CSTRING and argument == "CString":
argument = "CString&&"
arguments_string += argument
if flags & PARAMETER_LIST_INCLUDE_NAME:
if flags & PARAMETER_LIST_INCLUDE_TYPE:
arguments_string += " "
arguments_string += "arg" + str(index)
if (flags & PARAMETER_LIST_MODIFY_CSTRING) and (argument == "CString") and (not flags & PARAMETER_LIST_INCLUDE_TYPE):
arguments_string += ".data()"
if index < len(arguments) - 1:
arguments_string += ", "
return arguments_string
def generate_log_client_declarations_file(log_messages, log_client_declarations_file):
print("Log message receiver header file:", log_client_declarations_file)
with open(log_client_declarations_file, 'w') as file:
file.write("#pragma once\n\n")
for log_message in log_messages:
file.write("#define MESSAGE_" + log_message[0] + " " + log_message[1] + "\n")
file.close()
return
def generate_log_client_virtual_functions(log_messages, log_client_virtual_functions_file):
print("Log client virtual_functions file:", log_client_virtual_functions_file)
with open(log_client_virtual_functions_file, 'w') as file:
for log_message in log_messages:
function_name = log_message[0]
parameters = log_message[2]
arguments_string = get_arguments_string(parameters, PARAMETER_LIST_INCLUDE_TYPE | PARAMETER_LIST_MODIFY_CSTRING)
file.write(" virtual void " + function_name + "(" + arguments_string + ") { }\n")
file.close()
return
def get_log_messages(log_messages_input_file):
log_messages = []
with open(log_messages_input_file) as input_file:
input_file_lines = input_file.readlines()
identifier_regexp = r'(?P<identifier>[A-Z_0-9]*)'
inner_format_string_regexp = r'((\"[\w:;%~\'\-\[\]=,\.\(\)\{\} ]*\")\s*(PRI[A-Za-z0-9]+)?)'
parameter_list_regexp = r'\((?P<parameter_list>.*)\)'
log_type_regexp = r'(?P<log_type>DEFAULT|INFO|ERROR|FAULT)'
log_category_regexp = r'(?P<category>[\w]*)'
format_string_regexp = r'(?P<format_string>(' + inner_format_string_regexp + r'(\s*))+)'
separator_regexp = r'\s*,\s*'
for line in input_file_lines:
match = re.search(identifier_regexp + separator_regexp + format_string_regexp + separator_regexp + parameter_list_regexp + separator_regexp + log_type_regexp + separator_regexp + log_category_regexp, line)
log_message = []
if match:
log_message.append(match.group('identifier'))
log_message.append(match.group('format_string'))
log_message.append(match.group('parameter_list'))
log_message.append(match.group('log_type'))
log_message.append(match.group('category'))
log_messages.append(log_message)
elif line[0] != '#' and line[0] != '\n':
print("Unable to match log message " + line)
sys.exit(1)
return log_messages
def main(argv):
log_messages_input_file = sys.argv[1]
log_messages_declarations_file = sys.argv[2]
if len(sys.argv) > 3:
log_client_virtual_functions_file = sys.argv[3]
else:
log_client_virtual_functions_file = None
print("Log messages input file:", log_messages_input_file)
log_messages = get_log_messages(log_messages_input_file)
generate_log_client_declarations_file(log_messages, log_messages_declarations_file)
if log_client_virtual_functions_file is not None:
generate_log_client_virtual_functions(log_messages, log_client_virtual_functions_file)
return 0
if __name__ == '__main__':
sys.exit(main(sys.argv))
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