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/*
* Copyright (c) 2023 Samsung Electronics Co., Ltd. All Rights Reserved
* Copyright 2017 Google Inc. All rights reserved.
*
* 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.
*/
#ifndef FLATBUFFERS_FLATC_H_
#define FLATBUFFERS_FLATC_H_
#include <functional>
#include <limits>
#include <string>
#include "flatbuffers/flatbuffers.h"
#include "flatbuffers/idl.h"
#include "flatbuffers/util.h"
namespace flatbuffers
{
extern void LogCompilerWarn(const std::string &warn);
extern void LogCompilerError(const std::string &err);
class FlatCompiler
{
public:
// Output generator for the various programming languages and formats we
// support.
struct Generator
{
typedef bool (*GenerateFn)(const flatbuffers::Parser &parser, const std::string &path,
const std::string &file_name);
typedef std::string (*MakeRuleFn)(const flatbuffers::Parser &parser, const std::string &path,
const std::string &file_name);
GenerateFn generate;
const char *generator_opt_short;
const char *generator_opt_long;
const char *lang_name;
bool schema_only;
GenerateFn generateGRPC;
flatbuffers::IDLOptions::Language lang;
const char *generator_help;
MakeRuleFn make_rule;
};
typedef void (*WarnFn)(const FlatCompiler *flatc, const std::string &warn, bool show_exe_name);
typedef void (*ErrorFn)(const FlatCompiler *flatc, const std::string &err, bool usage,
bool show_exe_name);
// Parameters required to initialize the FlatCompiler.
struct InitParams
{
InitParams() : generators(nullptr), num_generators(0), warn_fn(nullptr), error_fn(nullptr) {}
const Generator *generators;
size_t num_generators;
WarnFn warn_fn;
ErrorFn error_fn;
};
explicit FlatCompiler(const InitParams ¶ms) : params_(params) {}
int Compile(int argc, const char **argv);
std::string GetUsageString(const char *program_name) const;
private:
void ParseFile(flatbuffers::Parser &parser, const std::string &filename,
const std::string &contents, std::vector<const char *> &include_directories) const;
void LoadBinarySchema(Parser &parser, const std::string &filename, const std::string &contents);
void Warn(const std::string &warn, bool show_exe_name = true) const;
void Error(const std::string &err, bool usage = true, bool show_exe_name = true) const;
InitParams params_;
};
} // namespace flatbuffers
#endif // FLATBUFFERS_FLATC_H_
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