Add warning for the working directory. Verify win64 fix.

tinyxml2.cpp

@@ -1408,9 +1408,14 @@ void XMLDocument::SaveFile( const char* filename )
 #if defined(_MSC_VER)
 #pragma warning ( pop )
 #endif
-	XMLPrinter stream( fp );
-	Print( &stream );
-	fclose( fp );
+	if ( fp ) {
+		XMLPrinter stream( fp );
+		Print( &stream );
+		fclose( fp );
+	}
+	else {
+		SetError( XML_ERROR_FILE_COULD_NOT_BE_OPENED, filename, 0 );
+	}
 }
 
 

tinyxml2.h

@@ -93,9 +93,9 @@ distribution.
 	#define TIXML_SSCANF   sscanf
 #endif
 
-static const int TIXML2_MAJOR_VERSION = 0;
-static const int TIXML2_MINOR_VERSION = 9;
-static const int TIXML2_PATCH_VERSION = 1;
+static const int TIXML2_MAJOR_VERSION = 0;
+static const int TIXML2_MINOR_VERSION = 9;
+static const int TIXML2_PATCH_VERSION = 1;
 
 namespace tinyxml2
 {
@@ -736,6 +736,7 @@ enum {
 	XML_WRONG_ATTRIBUTE_TYPE,
 
 	XML_ERROR_FILE_NOT_FOUND,
+	XML_ERROR_FILE_COULD_NOT_BE_OPENED,
 	XML_ERROR_ELEMENT_MISMATCH,
 	XML_ERROR_PARSING_ELEMENT,
 	XML_ERROR_PARSING_ATTRIBUTE,

xmltest.cpp

@@ -77,6 +77,29 @@ int main( int /*argc*/, const char ** /*argv*/ )
 		_CrtMemCheckpoint( &startMemState );
 	#endif	
 
+	#if defined(_MSC_VER)
+	#pragma warning ( push )
+	#pragma warning ( disable : 4996 )		// Fail to see a compelling reason why this should be deprecated.
+	#endif
+
+	FILE* fp = fopen( "dream.xml", "r" );
+	if ( !fp ) {
+		printf( "Error opening test file 'dream.xml'.\n"
+				"Is your working directory the same as where \n"
+				"the xmltest.cpp and dream.xml file are?\n\n"
+	#if defined( _MSC_VER )
+				"In windows Visual Studio you may need to set\n"
+				"Properties->Debugging->Working Directory to '..'\n"
+	#endif
+			  );
+		exit( 1 );
+	}
+	fclose( fp );
+
+	#if defined(_MSC_VER)
+	#pragma warning ( pop )
+	#endif
+
 	/* ------ Example 1: Load and parse an XML file. ---- */	
 	{
 		XMLDocument doc;