Make sure we don't have problems with %'s in trace parameters.

Use va_end.

stepmania/src/RageLog.cpp

@@ -34,7 +34,6 @@ RageLog::RageLog()
 	// Open log file and leave it open.  Let the OS close it when the app exits
 	m_fileLog = fopen( LOG_FILE_NAME, "w" );
 
-
 	SYSTEMTIME st;
     GetLocalTime( &st );
 
@@ -64,37 +63,38 @@ void RageLog::HideConsole()
 	FreeConsole();
 }
 
-void RageLog::Trace( LPCTSTR fmt, ...)
+void RageLog::Trace( const char *fmt, ...)
 {
     va_list	va;
     va_start(va, fmt);
-
     CString sBuff = vssprintf( fmt, va );
-	sBuff += "\n";
+    va_end(va);
 
-	fprintf( m_fileLog, sBuff ); 
-	printf( sBuff ); 
+	fprintf( m_fileLog, "%s\n", sBuff ); 
+	printf( "%s\n", sBuff ); 
 
 #ifdef DEBUG
 	this->Flush();	// implicit flush
 #endif
 }
 
-void RageLog::Trace( HRESULT hr, LPCTSTR fmt, ...)
+void RageLog::Trace( HRESULT hr, const char *fmt, ...)
 {
     va_list	va;
     va_start(va, fmt);
     CString s = vssprintf( fmt, va );
+    va_end(va);
+
 	s += ssprintf( "(%s)", DXGetErrorString8(hr) );
-	this->Trace( s );
+	this->Trace( "%s", s );
 }
 
-void RageLog::Warn( LPCTSTR fmt, ...)
+void RageLog::Warn( const char *fmt, ...)
 {
     va_list	va;
     va_start(va, fmt);
-
     CString sBuff = vssprintf( fmt, va );
+    va_end(va);
 
 	Trace(  "/////////////////////////////////////////\n"
 			"WARNING:  %s\n"

stepmania/src/RageLog.h

@@ -1,4 +1,6 @@
-#pragma once
+#ifndef RAGELOG_H
+#define RAGELOG_H
+
 /*
 -----------------------------------------------------------------------------
  Class: RageLog
@@ -10,6 +12,7 @@
 -----------------------------------------------------------------------------
 */
 
+#include <stdio.h>
 
 class RageLog
 {
@@ -17,9 +20,9 @@ public:
 	RageLog();
 	~RageLog();
 
-	void Trace( LPCTSTR fmt, ...);
-	void Trace( HRESULT hr, LPCTSTR fmt, ...);
-	void Warn( LPCTSTR fmt, ...);
+	void Trace( const char *fmt, ...);
+	void Trace( HRESULT hr, const char *fmt, ...);
+	void Warn( const char *fmt, ...);
 	void Flush();
 
 	void ShowConsole();
@@ -30,3 +33,5 @@ protected:
 };
 
 extern RageLog*	LOG;	// global and accessable from anywhere in our program
+
+#endif