Construct a minimal blink library in-place

public/platform/WebCommon.h

 /*
  * Copyright (C) 2010 Google Inc. 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
@@ skipping 13 matching lines @@
  * 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 WebCommon_h
 #define WebCommon_h
 
-// -----------------------------------------------------------------------------
-// Default configuration
-
 #if !defined(WEBKIT_IMPLEMENTATION)
-    #define WEBKIT_IMPLEMENTATION 0
+#define WEBKIT_IMPLEMENTATION 0
 #endif
 
-// -----------------------------------------------------------------------------
-// Exported symbols need to be annotated with WEBKIT_EXPORT
+#if defined(WEBKIT_DLL)
+#if defined(WIN32)
+#if WEBKIT_IMPLEMENTATION
+#define WEBKIT_EXPORT __declspec(dllexport)
+#else // WEBKIT_IMPLEMENTATION
+#define WEBKIT_EXPORT __declspec(dllimport)
+#endif
+#else // defined(WIN32)
+#define WEBKIT_EXPORT __attribute__((visibility("default")))
+#endif
+#else // defined(WEBKIT_DLL)
+#define WEBKIT_EXPORT
+#endif
 
-#if defined(WEBKIT_DLL)
-    #if defined(WIN32)
-        #if WEBKIT_IMPLEMENTATION
-            #define WEBKIT_EXPORT __declspec(dllexport)
-        #else
-            #define WEBKIT_EXPORT __declspec(dllimport)
-        #endif
-    #else
-        #define WEBKIT_EXPORT __attribute__((visibility("default")))
-    #endif
-#else
-    #define WEBKIT_EXPORT
+#if !defined(BLINK_COMMON_IMPLEMENTATION)
+#define BLINK_COMMON_IMPLEMENTATION 0
 #endif
 
+#if defined(COMPONENT_BUILD)
+#if defined(WIN32)
+#if BLINK_COMMON_IMPLEMENTATION
+#define BLINK_COMMON_EXPORT __declspec(dllexport)
+#else // BLINK_COMMON_IMPLEMENTATION
+#define BLINK_COMMON_EXPORT __declspec(dllimport)
+#endif
+#else // defined(WIN32)
+#define BLINK_COMMON_EXPORT __attribute__((visibility("default")))
+#endif
+#else // defined(COMPONENT_BUILD)
+#define BLINK_COMMON_EXPORT
+#endif
+
+
 // -----------------------------------------------------------------------------
 // Basic types
 
 #include <stddef.h> // For size_t
 
 #if defined(WIN32)
 // Visual Studio doesn't have stdint.h.
 typedef short int16_t;
 typedef unsigned short uint16_t;
 typedef int int32_t;
 typedef unsigned int uint32_t;
 #endif
 
 namespace WebKit {
 
 // UTF-16 character type
 #if defined(WIN32)
 typedef wchar_t WebUChar;
 #else
 typedef unsigned short WebUChar;
 #endif
 
 // Latin-1 character type
 typedef unsigned char WebLChar;
 
 // -----------------------------------------------------------------------------
 // Assertions
 
-WEBKIT_EXPORT void failedAssertion(const char* file, int line, const char* function, const char* assertion);
+BLINK_COMMON_EXPORT void failedAssertion(const char* file, int line, const char* function, const char* assertion);
 
 } // namespace WebKit
 
-// Ideally, only use inside the public directory but outside of WEBKIT_IMPLEMENTATION blocks.  (Otherwise use WTF's ASSERT.)
+// Ideally, only use inside the public directory but outside of INSIDE_WEBKIT blocks.  (Otherwise use WTF's ASSERT.)
 #if defined(NDEBUG)
 #define WEBKIT_ASSERT(assertion) ((void)0)
 #else
 #define WEBKIT_ASSERT(assertion) do { \
     if (!(assertion)) \
         failedAssertion(__FILE__, __LINE__, __FUNCTION__, #assertion); \
 } while (0)
 #endif
 
 #define WEBKIT_ASSERT_NOT_REACHED() WEBKIT_ASSERT(0)
 
 #endif