1 files changed, 82 insertions, 0 deletions
diff --git a/replay/spew.h b/replay/spew.h
new file mode 100644
index 0000000..a567ad3
--- /dev/null
+++ b/replay/spew.h
@@ -0,0 +1,82 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+//=======================================================================================//
+
+#ifndef SPEW_H
+#define SPEW_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+//----------------------------------------------------------------------------------------
+
+class ISpewer
+{
+public:
+	virtual ~ISpewer() {}
+
+	virtual void PrintBlockStart() const = 0;
+	virtual void PrintBlockEnd() const = 0;
+	virtual void PrintEmptyLine() const = 0;
+	virtual void PrintEventStartMsg( const char *pMsg ) const = 0;
+	virtual void PrintEventResult( bool bSuccess ) const = 0;
+	virtual void PrintEventError( const char *pError ) const = 0;
+	virtual void PrintTestHeader( const char *pHeader ) const = 0;
+	virtual void PrintMsg( const char *pMsg ) const = 0;
+	virtual void PrintValue( const char *pWhat, const char *pValue ) const = 0;
+};
+
+//----------------------------------------------------------------------------------------
+
+extern ISpewer *g_pDefaultSpewer;
+extern ISpewer *g_pBlockSpewer;
+extern ISpewer *g_pSimpleSpewer;
+extern ISpewer *g_pNullSpewer;
+
+//----------------------------------------------------------------------------------------
+
+class CSpewScope
+{
+public:
+	CSpewScope( ISpewer *pSpewer )
+	{
+		m_pOldSpewer = g_pDefaultSpewer;
+		g_pDefaultSpewer = pSpewer;
+	}
+
+	~CSpewScope()
+	{
+		g_pDefaultSpewer = m_pOldSpewer;
+	}
+
+private:
+	ISpewer	*m_pOldSpewer;
+};
+
+//----------------------------------------------------------------------------------------
+
+class CBaseSpewer : public ISpewer
+{
+public:
+	CBaseSpewer( ISpewer *pSpewer = g_pDefaultSpewer );
+
+	//
+	// ISpewer implementation for shorthand.
+	//
+	virtual void PrintBlockStart() const { m_pSpewer->PrintBlockStart(); }
+	virtual void PrintBlockEnd() const { m_pSpewer->PrintBlockEnd(); }
+	virtual void PrintEmptyLine() const { m_pSpewer->PrintEmptyLine(); }
+	virtual void PrintEventStartMsg( const char *pMsg ) const { m_pSpewer->PrintEventStartMsg( pMsg ); }
+	virtual void PrintEventResult( bool bSuccess ) const { m_pSpewer->PrintEventResult( bSuccess ); }
+	virtual void PrintEventError( const char *pError ) const { m_pSpewer->PrintEventError( pError ); }
+	virtual void PrintTestHeader( const char *pHeader ) const { m_pSpewer->PrintTestHeader( pHeader ); }
+	virtual void PrintMsg( const char *pMsg ) const { m_pSpewer->PrintMsg( pMsg ); }
+	virtual void PrintValue( const char *pWhat, const char *pValue ) const { m_pSpewer->PrintValue( pWhat, pValue ); }
+
+private:
+	ISpewer *m_pSpewer;
+};
+
+//----------------------------------------------------------------------------------------
+
+#endif	// SPEW_H