1 files changed, 58 insertions, 0 deletions
diff --git a/third_party/wasm2c/src/feature.h b/third_party/wasm2c/src/feature.h
new file mode 100644
index 0000000000..7ebc9ef85b
--- /dev/null
+++ b/third_party/wasm2c/src/feature.h
@@ -0,0 +1,58 @@
+/*
+ * 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 "src/common.h"
+
+namespace wabt {
+
+class OptionParser;
+
+class Features {
+ public:
+  void AddOptions(OptionParser*);
+
+  void EnableAll() {
+#define WABT_FEATURE(variable, flag, default_, help) enable_##variable();
+#include "src/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 "src/feature.def"
+#undef WABT_FEATURE
+
+ private:
+  void UpdateDependencies();
+
+#define WABT_FEATURE(variable, flag, default_, help) \
+  bool variable##_enabled_ = default_;
+#include "src/feature.def"
+#undef WABT_FEATURE
+};
+
+}  // namespace wabt
+
+#endif  // WABT_FEATURE_H_