1 files changed, 49 insertions, 0 deletions
diff --git a/gfx/angle/checkout/src/compiler/preprocessor/DirectiveHandlerBase.h b/gfx/angle/checkout/src/compiler/preprocessor/DirectiveHandlerBase.h
new file mode 100644
index 0000000000..c1fd44510d
--- /dev/null
+++ b/gfx/angle/checkout/src/compiler/preprocessor/DirectiveHandlerBase.h
@@ -0,0 +1,49 @@
+//
+// Copyright 2012 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+#ifndef COMPILER_PREPROCESSOR_DIRECTIVEHANDLERBASE_H_
+#define COMPILER_PREPROCESSOR_DIRECTIVEHANDLERBASE_H_
+
+#include <string>
+#include "GLSLANG/ShaderLang.h"
+
+namespace angle
+{
+
+namespace pp
+{
+
+struct SourceLocation;
+
+// Base class for handling directives.
+// Preprocessor uses this class to notify the clients about certain
+// preprocessor directives. Derived classes are responsible for
+// handling them in an appropriate manner.
+class DirectiveHandler
+{
+  public:
+    virtual ~DirectiveHandler();
+
+    virtual void handleError(const SourceLocation &loc, const std::string &msg) = 0;
+
+    // Handle pragma of form: #pragma name[(value)]
+    virtual void handlePragma(const SourceLocation &loc,
+                              const std::string &name,
+                              const std::string &value,
+                              bool stdgl) = 0;
+
+    virtual void handleExtension(const SourceLocation &loc,
+                                 const std::string &name,
+                                 const std::string &behavior) = 0;
+
+    virtual void handleVersion(const SourceLocation &loc, int version, ShShaderSpec spec) = 0;
+};
+
+}  // namespace pp
+
+}  // namespace angle
+
+#endif  // COMPILER_PREPROCESSOR_DIRECTIVEHANDLERBASE_H_