BOOL APIENTRY DllMain( HANDLE hModule,
DWORD ul_reason_for_call,
LPVOID lpReserved )
{
_NXLogError( "DllMain got called!\n" );
switch( ul_reason_for_call ) {
case DLL_PROCESS_ATTACH:
__do_global_ctors();
break;
case DLL_THREAD_ATTACH:
break;
case DLL_THREAD_DETACH:
break;
case DLL_PROCESS_DETACH:
break;
}
return TRUE;
}
static void trickyRemoveHandler (NXHandler *handler, int removingAlt)
{
AltHandler *altNode;
NXHandler *node;
NXHandler **nodePtr;
ExceptionHandlerStack *me = findme ();
/* try to find the node anywhere on the stack */
node = me->handlerStack;
while (node != handler && node)
{
/* Watch for attempts to remove handlers which are outside the
active portion of the stack. This happens when you return
from an NX_DURING context without removing the handler.
This code assumes the stack grows downward. */
#if hppa
/* stack grows upward */
if (IS_ALT (node) || (void *) node < (void *) &altNode)
node = NEXT_HANDLER (node);
else
#else
if (IS_ALT (node) || (void *) node > (void *) &altNode)
node = NEXT_HANDLER (node);
else
#endif
{
_NXLogError ("Exception handlers were not properly removed.");
#if defined(WIN32)
(void)RaiseException(0xdead, EXCEPTION_NONCONTINUABLE, 0, NULL);
#else
(void)abort ();
#endif
}
}
if (node)
{
/*
* Clean off the stack up to the out of place node. If we are trying
* to remove an non-alt handler, we pop eveything off the stack
* including that handler, calling any alt procs along the way. If
* we are removing an alt handler, we leave all the non-alt handlers
* alone as we clean off the stack, but pop off all the alt handlers
* we find, including the node we were asked to remove.
*/
if (!removingAlt)
_NXLogError ("Exception handlers were not properly removed.");
nodePtr = &me->handlerStack;
do
{
node = *nodePtr;
if (IS_ALT(node))
{
altNode = ALT_CODE_TO_PTR(node);
if (removingAlt)
{
if (node == handler)
*nodePtr = altNode->next; /* del matching node */
else
nodePtr = &altNode->next; /* skip node */
}
else
{
if (node != handler)
(*altNode->proc)(altNode->context, 1, 0, 0);
me->altHandlersUsed = altNode - me->altHandlers;
*nodePtr = altNode->next; /* del any alt node */
}
}
else
{
if (removingAlt)
nodePtr = &node->next; /* skip node */
else
*nodePtr = node->next; /* nuke non-alt node */
}
}
while (node != handler);
}
else
{
#ifdef KERNEL
;
#else /* KERNEL */
_NXLogError ("Attempt to remove unrecognized exception handler.");
#endif /* KERNEL */
}
}