sl@0: // Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of the License "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: // e32\include\win32atx.h
sl@0: // 
sl@0: //
sl@0: 
sl@0: /**
sl@0:  @file
sl@0:  @internalComponent
sl@0: */
sl@0: 
sl@0: #ifndef __WIN32ATX_H__
sl@0: #define __WIN32ATX_H__
sl@0: 
sl@0: #if defined(__VC32__)
sl@0: 
sl@0: #define	MAX_ATEXIT_HANDLERS	255
sl@0: 
sl@0: #ifdef __KERNEL_MODE__
sl@0: #define PANIC()	Kern::Fault("ATEXIT", __LINE__)
sl@0: #else
sl@0: _LIT(KLitAtExitPanic,"ATEXIT");
sl@0: #define PANIC()	User::Panic(KLitAtExitPanic, __LINE__)
sl@0: #endif
sl@0: 
sl@0: extern "C" {
sl@0: typedef void (__cdecl* TAtExit)(void);
sl@0: static TUint sp=0;
sl@0: static TAtExit handlers[MAX_ATEXIT_HANDLERS];
sl@0: 
sl@0: int atexit(TAtExit aFunc)
sl@0: 	{
sl@0: 	if (sp>=MAX_ATEXIT_HANDLERS)
sl@0: 		PANIC();
sl@0: 	handlers[sp++]=aFunc;
sl@0: 	return 0;
sl@0: 	}
sl@0: 
sl@0: void __call_atexit_handlers()
sl@0: 	{
sl@0: 	while(sp)
sl@0: 		(*handlers[--sp])();
sl@0: 	}
sl@0: 
sl@0: #pragma data_seg(".CRT$XPU")
sl@0: TAtExit __xp_a[] = { __call_atexit_handlers };
sl@0: 
sl@0: }
sl@0: 
sl@0: #elif defined(__CW32__)
sl@0: 
sl@0: struct SDestructorEntry
sl@0: 	{
sl@0: 	SDestructorEntry* iNext;
sl@0: 	TAny* iDstrFn;
sl@0: 	TAny* iObj;
sl@0: 	};
sl@0: 
sl@0: SDestructorEntry* DEListHead;
sl@0: 
sl@0: extern "C" {
sl@0: 
sl@0: void* __register_global_object(void* obj, void* dfn, void* entry)
sl@0: 	{
sl@0: 	SDestructorEntry* e = (SDestructorEntry*)entry;
sl@0: 	e->iNext = DEListHead;
sl@0: 	e->iDstrFn = dfn;
sl@0: 	e->iObj = obj;
sl@0: 	DEListHead = e;
sl@0: 	return obj;
sl@0: 	}
sl@0: 
sl@0: __declspec(naked) void __destroy_global_chain(void)
sl@0: 	{
sl@0: 	_asm push ebp
sl@0: 	_asm mov ebp, esp
sl@0: 	_asm push ebx
sl@0: 	_asm lea ebx, DEListHead
sl@0: 	dgc1:
sl@0: 	_asm mov ebx, [ebx]
sl@0: 	_asm test ebx, ebx
sl@0: 	_asm jz dgc0
sl@0: 	_asm mov ecx, [ebx+8]
sl@0: 	_asm call dword ptr [ebx+4]
sl@0: 	_asm jmp dgc1
sl@0: 	dgc0:
sl@0: 	_asm lea ebx, DEListHead
sl@0: 	_asm mov [ebx], 0
sl@0: 	_asm pop ebx
sl@0: 	_asm mov esp, ebp
sl@0: 	_asm pop ebp
sl@0: 	_asm ret
sl@0: 	}
sl@0: 
sl@0: #pragma data_seg(".CRT$XPU")
sl@0: void (*__xp_a[])(void) = { &__destroy_global_chain };
sl@0: }
sl@0: 
sl@0: #elif defined(__GCC32__)
sl@0: // todo: figure out what to do here
sl@0: #else
sl@0: #error Unknown X86 compiler
sl@0: #endif
sl@0: 
sl@0: #endif