Commit 284ed5fb authored by simonm's avatar simonm
Browse files

[project @ 1999-02-26 12:43:58 by simonm]

Fix bug in finalizeWeakPointersNow - some weak ptrs could be missed.
parent 308bf20e
/* -----------------------------------------------------------------------------
* $Id: Weak.c,v 1.8 1999/02/11 14:22:55 simonm Exp $
* $Id: Weak.c,v 1.9 1999/02/26 12:43:58 simonm Exp $
*
* (c) The GHC Team, 1998-1999
*
......@@ -19,14 +19,19 @@ StgWeak *weak_ptr_list;
* finalizeWeakPointersNow() is called just before the system is shut
* down. It runs the finalizer for each weak pointer still in the
* system.
*
* Careful here - rts_evalIO might cause a garbage collection, which
* might change weak_ptr_list. Must re-load weak_ptr_list each time
* around the loop.
*/
void
finalizeWeakPointersNow(void)
{
StgWeak *w;
for (w = weak_ptr_list; w; w = w->link) {
while ((w = weak_ptr_list)) {
weak_ptr_list = w->link;
IF_DEBUG(weak,fprintf(stderr,"Finalising weak pointer at %p -> %p\n", w, w->key));
w->header.info = &DEAD_WEAK_info;
if (w->finalizer != &NO_FINALIZER_closure) {
......
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