genericopenlibs/cppstdlib/src/set_new_handler.cpp
changeset 0 e4d67989cc36
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/genericopenlibs/cppstdlib/src/set_new_handler.cpp	Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,70 @@
+// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// Name        : new_handler.cpp
+// Part of     : libstdcpp
+// Adaptation layer to get locale functionality.
+// Version     : 
+// This material, including documentation and any related 
+// computer programs, is protected by copyright controlled by 
+// Nokia Corporation. All rights are reserved. Copying, 
+// including reproducing, storing, adapting or translating, any 
+// or all of this material requires the prior written consent of 
+// Nokia Corporation. This material also contains confidential 
+// information which may not be disclosed to others without the 
+// prior written consent of Nokia Corporation.
+//
+
+
+
+#include "new"
+#include <e32std.h>
+
+_LIT(K,"set_new_handler");
+
+
+using std::new_handler;
+
+#ifdef __SYMBIAN_STDCPP_SUPPORT__ 
+
+EXPORT_C new_handler std::set_new_handler(new_handler a_new_nh) __NO_THROW
+	{
+	new_handler current_nh;
+	TAny* tls_word_p = Dll::Tls();
+
+	if (!tls_word_p)
+		{
+		// This is the first time we're called, so we need to set up the TLS.
+
+		tls_word_p = User::Alloc( sizeof(new_handler) );
+		if ( !tls_word_p )
+			{
+			User::Panic(K, KErrNoMemory);
+			}
+
+		Dll::SetTls(tls_word_p);
+		current_nh = 0;
+		}
+	else
+		{
+		// Get the currently installed new_handler function.
+		current_nh = *reinterpret_cast<new_handler*>(tls_word_p);
+		}
+	
+	// Set the new new_handler.
+	*reinterpret_cast<new_handler*>(tls_word_p) = a_new_nh;
+
+	return current_nh;
+	}
+
+#endif // __SYMBIAN_STDCPP_SUPPORT__