1 files changed, 30 insertions, 0 deletions
diff --git a/Tools/compareTraces/stdafx.cpp b/Tools/compareTraces/stdafx.cpp
new file mode 100644
index 0000000..5c7f6c9
--- /dev/null
+++ b/Tools/compareTraces/stdafx.cpp
@@ -0,0 +1,30 @@
+#include "stdafx.h"
+
+namespace
+{
+	wchar_t* formatMessage( HRESULT hr )
+	{
+		wchar_t* err;
+		if( FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
+			NULL,
+			hr,
+			MAKELANGID( LANG_NEUTRAL, SUBLANG_DEFAULT ),
+			(LPTSTR)&err,
+			0,
+			NULL ) )
+			return err;
+		return nullptr;
+	}
+}
+
+void printError( HRESULT hr )
+{
+	const wchar_t* err = formatMessage( hr );
+	if( nullptr != err )
+	{
+		fwprintf( stderr, L"%s\n", err );
+		LocalFree( (HLOCAL)err );
+	}
+	else
+		fprintf( stderr, "Error code %i (0x%08X)\n", hr, hr );
+}
+\ No newline at end of file