Define V8EXPORT only in v8.h and use it in the other headers

include/v8-preparser.h

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 10 matching lines @@
 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #ifndef PREPARSER_H
 #define PREPARSER_H
 
+#include "v8.h"
 #include "v8stdint.h"
 
-#ifdef _WIN32
-
-// Setup for Windows DLL export/import. When building the V8 DLL the
-// BUILDING_V8_SHARED needs to be defined. When building a program which uses
-// the V8 DLL USING_V8_SHARED needs to be defined. When either building the V8
-// static library or building a program which uses the V8 static library neither
-// BUILDING_V8_SHARED nor USING_V8_SHARED should be defined.
-#if defined(BUILDING_V8_SHARED) && defined(USING_V8_SHARED)
-#error both BUILDING_V8_SHARED and USING_V8_SHARED are set - please check the\
-  build configuration to ensure that at most one of these is set
-#endif
-
-#ifdef BUILDING_V8_SHARED
-#define V8EXPORT __declspec(dllexport)
-#elif USING_V8_SHARED
-#define V8EXPORT __declspec(dllimport)
-#else
-#define V8EXPORT
-#endif  // BUILDING_V8_SHARED
-
-#else  // _WIN32
-
-// Setup for Linux shared library export. There is no need to distinguish
-// between building or using the V8 shared library, but we should not
-// export symbols when we are building a static library.
-#if defined(__GNUC__) && ((__GNUC__ >= 4) || \
-    (__GNUC__ == 3 && __GNUC_MINOR__ >= 3)) && defined(V8_SHARED)
-#define V8EXPORT __attribute__ ((visibility("default")))
-#else
-#define V8EXPORT
-#endif
-
-#endif  // _WIN32
-
-
 namespace v8 {
 
 // The result of preparsing is either a stack overflow error, or an opaque
 // blob of data that can be passed back into the parser.
-class V8EXPORT PreParserData {
+class V8_EXPORT PreParserData {
  public:
   PreParserData(size_t size, const uint8_t* data)
       : data_(data), size_(size) { }
 
   // Create a PreParserData value where stack_overflow reports true.
   static PreParserData StackOverflow() { return PreParserData(0, NULL); }
 
   // Whether the pre-parser stopped due to a stack overflow.
   // If this is the case, size() and data() should not be used.
   bool stack_overflow() { return size_ == 0u; }
 
   // The size of the data in bytes.
   size_t size() const { return size_; }
 
   // Pointer to the data.
   const uint8_t* data() const { return data_; }
 
  private:
   const uint8_t* const data_;
   const size_t size_;
 };
 
 
 // Interface for a stream of Unicode characters.
-class V8EXPORT UnicodeInputStream {  // NOLINT - Thinks V8EXPORT is class name.
+class V8_EXPORT UnicodeInputStream {  // NOLINT - V8_EXPORT is not a class name.
  public:
   virtual ~UnicodeInputStream();
 
   // Returns the next Unicode code-point in the input, or a negative value when
   // there is no more input in the stream.
   virtual int32_t Next() = 0;
 };
 
 
 // Preparse a JavaScript program. The source code is provided as a
 // UnicodeInputStream. The max_stack_size limits the amount of stack
 // space that the preparser is allowed to use. If the preparser uses
 // more stack space than the limit provided, the result's stack_overflow()
 // method will return true. Otherwise the result contains preparser
 // data that can be used by the V8 parser to speed up parsing.
-PreParserData V8EXPORT Preparse(UnicodeInputStream* input,
+PreParserData V8_EXPORT Preparse(UnicodeInputStream* input,
                                 size_t max_stack_size);
 
 }  // namespace v8.
 
-#undef V8EXPORT
-
 #endif  // PREPARSER_H