1// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7// http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15#ifndef COMPILER_DIRECTIVE_HANDLER_H_
16#define COMPILER_DIRECTIVE_HANDLER_H_
17
18#include "ExtensionBehavior.h"
19#include "Pragma.h"
20#include "preprocessor/DirectiveHandlerBase.h"
21
22class TDiagnostics;
23
24class TDirectiveHandler : public pp::DirectiveHandler
25{
26public:
27 TDirectiveHandler(TExtensionBehavior& extBehavior,
28 TDiagnostics& diagnostics,
29 int& shaderVersion);
30 virtual ~TDirectiveHandler();
31
32 const TPragma& pragma() const { return mPragma; }
33 const TExtensionBehavior& extensionBehavior() const { return mExtensionBehavior; }
34
35 virtual void handleError(const pp::SourceLocation& loc,
36 const std::string& msg);
37
38 virtual void handlePragma(const pp::SourceLocation& loc,
39 const std::string& name,
40 const std::string& value,
41 bool stdgl);
42
43 virtual void handleExtension(const pp::SourceLocation& loc,
44 const std::string& name,
45 const std::string& behavior);
46
47 virtual void handleVersion(const pp::SourceLocation& loc,
48 int version);
49
50private:
51 TPragma mPragma;
52 TExtensionBehavior& mExtensionBehavior;
53 TDiagnostics& mDiagnostics;
54 int& mShaderVersion;
55};
56
57#endif // COMPILER_DIRECTIVE_HANDLER_H_
58