--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/genericopenlibs/cstdlib/LSIGNAL/JMP_WINS.CPP	Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,65 @@
+// Copyright (c) 1997-2009 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:
+//
+
+#include <setjmp.h>
+
+#ifdef __CW32__
+#define _asm asm
+#endif
+
+extern "C" {
+
+EXPORT_C int setjmp(jmp_buf __jmpb)
+	{
+	// preamble does "push ebp; mov ebp,esp;"
+	_asm mov eax, __jmpb
+	_asm mov [eax],    ebx
+	_asm mov [eax+4],  esi
+	_asm mov [eax+8],  edi
+	_asm mov [eax+12], ebp		// caller's ESP
+	_asm mov [eax+16], ds
+	_asm mov [eax+20], es
+	_asm mov [eax+24], fs
+	_asm mov [eax+28], gs
+	_asm mov edx, [ebp]
+	_asm mov [eax+32], edx		// caller's EBP
+	_asm mov edx, [ebp+4]
+	_asm mov [eax+36], edx		// return address EIP
+	return(0);
+	}
+
+EXPORT_C void longjmp(jmp_buf __jmpb, int __retval)
+	{
+	__jmpb[10]= (__retval == 0) ? 1 : __retval;		// so we can return it after changing ESP/EBP
+	_asm mov eax, __jmpb
+	_asm mov ebp, [eax+12]
+	_asm mov esp, ebp		// restore setjmp ESP (and leave EBP==ESP)
+	_asm mov ebx, [eax]
+	_asm mov esi, [eax+4]
+	_asm mov edi, [eax+8]
+	_asm mov ds, [eax+16]
+	_asm mov es, [eax+20]
+	_asm mov fs, [eax+24]
+	_asm mov gs, [eax+28]
+	_asm mov edx, [eax+32]
+	_asm mov [ebp], edx		// put setjmp caller's EBP back into stack
+	_asm mov edx, [eax+36]
+	_asm mov [ebp+4], edx		// put setjmp caller's EIP back into stack
+	_asm mov eax, [eax+40]
+	_asm pop ebp
+	_asm ret 
+	}
+
+} // extern "C"
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