include/wabt/feature.h

/*
 * Copyright 2017 WebAssembly Community Group participants
 *
 * 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 WABT_FEATURE_H_
#define WABT_FEATURE_H_

#include "wabt/common.h"

namespace wabt {

class OptionParser;

class Features {
 public:
  void AddOptions(OptionParser*);

  void EnableAll() {
#define WABT_FEATURE(variable, flag, default_, help) enable_##variable();
#include "wabt/feature.def"
#undef WABT_FEATURE
  }

#define WABT_FEATURE(variable, flag, default_, help)              \
  bool variable##_enabled() const { return variable##_enabled_; } \
  void enable_##variable() { set_##variable##_enabled(true); }    \
  void disable_##variable() { set_##variable##_enabled(false); }  \
  void set_##variable##_enabled(bool value) {                     \
    variable##_enabled_ = value;                                  \
    UpdateDependencies();                                         \
  }
#include "wabt/feature.def"
#undef WABT_FEATURE

 private:
  void UpdateDependencies();

#define WABT_FEATURE(variable, flag, default_, help) \
  bool variable##_enabled_ = default_;
#include "wabt/feature.def"
#undef WABT_FEATURE
};

}  // namespace wabt

#endif  // WABT_FEATURE_H_