Fixed minor things that used the old API, compiles/links/runs\!

include/yaml-cpp/null.h

@@ -16,7 +16,9 @@ namespace YAML
 	inline bool operator == (const _Null&, const _Null&) { return true; }
 	inline bool operator != (const _Null&, const _Null&) { return false; }
 	
+#if YAML_CPP_OLD_API
 	YAML_CPP_API bool IsNull(const Node& node);
+#endif
 	
 	extern YAML_CPP_API _Null Null;
 }

src/null.cpp

@@ -1,12 +1,17 @@
 #include "yaml-cpp/null.h"
+
+#if YAML_CPP_OLD_API
 #include "yaml-cpp/node.h"
+#endif
 
 namespace YAML
 {
 	_Null Null;
 
+#if YAML_CPP_OLD_API
 	bool IsNull(const Node& node)
 	{
 		return node.Read(Null);
 	}
+#endif
 }

test/new-api/parsertests.cpp

@@ -3,5 +3,6 @@
 namespace Test {
 	bool RunParserTests()
 	{
+		return true;
 	}
 }

util/parse.cpp

@@ -37,14 +37,17 @@ public:
 void parse(std::istream& input)
 {
 	try {
+#if YAML_CPP_OLD_API
 		YAML::Parser parser(input);
 		YAML::Node doc;
-		NullEventHandler handler;
 		while(parser.GetNextDocument(doc)) {
 			YAML::Emitter emitter;
 			emitter << doc;
 			std::cout << emitter.c_str() << "\n";
 		}
+#else
+		// TODO: Parse with new API
+#endif
 	} catch(const YAML::Exception& e) {
 		std::cerr << e.what() << "\n";
 	}