| /* |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #define LOG_TAG "sysprop_java" |
| |
| #include <android-base/logging.h> |
| #include <cstdio> |
| #include <cstdlib> |
| #include <string> |
| |
| #include <getopt.h> |
| |
| #include "JavaGen.h" |
| |
| namespace { |
| |
| struct Arguments { |
| std::string input_file_path; |
| std::string java_output_dir; |
| }; |
| |
| [[noreturn]] void PrintUsage(const char* exe_name) { |
| std::printf("Usage: %s [--java-output-dir dir] sysprop_file\n", exe_name); |
| std::exit(EXIT_FAILURE); |
| } |
| |
| bool ParseArgs(int argc, char* argv[], Arguments* args, std::string* err) { |
| for (;;) { |
| static struct option long_options[] = { |
| {"java-output-dir", required_argument, 0, 'j'}, |
| }; |
| |
| int opt = getopt_long_only(argc, argv, "", long_options, nullptr); |
| if (opt == -1) break; |
| |
| switch (opt) { |
| case 'j': |
| args->java_output_dir = optarg; |
| break; |
| default: |
| PrintUsage(argv[0]); |
| } |
| } |
| |
| if (optind >= argc) { |
| *err = "No input file specified"; |
| return false; |
| } |
| |
| if (optind + 1 < argc) { |
| *err = "More than one input file"; |
| return false; |
| } |
| |
| args->input_file_path = argv[optind]; |
| if (args->java_output_dir.empty()) args->java_output_dir = "."; |
| |
| return true; |
| } |
| |
| } // namespace |
| |
| int main(int argc, char* argv[]) { |
| Arguments args; |
| std::string err; |
| if (!ParseArgs(argc, argv, &args, &err)) { |
| std::fprintf(stderr, "%s: %s\n", argv[0], err.c_str()); |
| PrintUsage(argv[0]); |
| } |
| |
| if (!GenerateJavaLibrary(args.input_file_path, args.java_output_dir, &err)) { |
| LOG(FATAL) << "Error during generating java sysprop from " |
| << args.input_file_path << ": " << err; |
| } |
| } |