1#!/usr/bin/env python3 2# -*- coding: utf-8 -*- 3 4# Copyright (c) 2021 Huawei Device Co., Ltd. 5# Licensed under the Apache License, Version 2.0 (the "License"); 6# you may not use this file except in compliance with the License. 7# You may obtain a copy of the License at 8# 9# http://www.apache.org/licenses/LICENSE-2.0 10# 11# Unless required by applicable law or agreed to in writing, software 12# distributed under the License is distributed on an "AS IS" BASIS, 13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14# See the License for the specific language governing permissions and 15# limitations under the License. 16import argparse 17import os 18import shutil 19import subprocess 20 21if __name__ == '__main__': 22 parser = argparse.ArgumentParser() 23 parser.add_argument('--output', help='output path of yacc') 24 parser.add_argument('--bisoninput', help='input path of bison') 25 parser.add_argument('--flexinput', help='input path of flex') 26 options = parser.parse_args() 27 28 yacc_path = options.output 29 parser_file = os.path.join(yacc_path, "parser.cpp") 30 lexer_file = os.path.join(yacc_path, "lexer.cpp") 31 flexlexer_file = os.path.join(yacc_path, "FlexLexer.h") 32 if not os.path.exists(yacc_path): 33 os.makedirs(yacc_path) 34 35 bison_cmd = ['bison', '-o', parser_file, options.bisoninput] 36 parse_scripts = subprocess.check_call(bison_cmd) 37 flex_cmd = ['flex', '-+', '-o', lexer_file, options.flexinput] 38 parse_scripts = subprocess.check_call(flex_cmd) 39 40 shutil.copy2("/usr/include/FlexLexer.h", flexlexer_file) 41