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/*
* 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 <android-base/result.h>
#include <cstdio>
#include <cstdlib>
#include <string>
#include <getopt.h>
#include "JavaGen.h"
#include "sysprop.pb.h"
using android::base::Result;
namespace {
struct Arguments {
std::string input_file_path;
std::string java_output_dir;
sysprop::Scope scope;
};
[[noreturn]] void PrintUsage(const char* exe_name) {
std::printf(
"Usage: %s --scope (internal|public) --java-output-dir dir "
"sysprop_file\n",
exe_name);
std::exit(EXIT_FAILURE);
}
Result<void> ParseArgs(int argc, char* argv[], Arguments* args) {
for (;;) {
static struct option long_options[] = {
{"java-output-dir", required_argument, 0, 'j'},
{"scope", required_argument, 0, 's'},
};
int opt = getopt_long_only(argc, argv, "", long_options, nullptr);
if (opt == -1) break;
switch (opt) {
case 'j':
args->java_output_dir = optarg;
break;
case 's':
if (strcmp(optarg, "public") == 0) {
args->scope = sysprop::Scope::Public;
} else if (strcmp(optarg, "internal") == 0) {
args->scope = sysprop::Scope::Internal;
} else {
return Errorf("Invalid option {} for scope", optarg);
}
break;
default:
PrintUsage(argv[0]);
}
}
if (optind >= argc) {
return Errorf("No input file specified");
}
if (optind + 1 < argc) {
return Errorf("More than one input file");
}
args->input_file_path = argv[optind];
if (args->java_output_dir.empty()) args->java_output_dir = ".";
return {};
}
} // namespace
int main(int argc, char* argv[]) {
Arguments args;
std::string err;
if (auto res = ParseArgs(argc, argv, &args); !res.ok()) {
LOG(ERROR) << res.error();
PrintUsage(argv[0]);
}
if (auto res = GenerateJavaLibrary(args.input_file_path, args.scope,
args.java_output_dir);
!res.ok()) {
LOG(FATAL) << "Error during generating java sysprop from "
<< args.input_file_path << ": " << res.error();
}
}