[project @ 2003-11-10 12:04:25 by simonpj]

[ghc-hetmet.git] / ghc / rts / Weak.c

diff --git a/ghc/rts/Weak.c b/ghc/rts/Weak.c
index a0ae5cb..462cecc 100644 (file)
--- a/ghc/rts/Weak.c
+++ b/ghc/rts/Weak.c
@@ -1,5 +1,5 @@
 /* -----------------------------------------------------------------------------
- * $Id: Weak.c,v 1.26 2002/12/11 15:36:54 simonmar Exp $
+ * $Id: Weak.c,v 1.31 2003/10/24 09:00:59 simonmar Exp $
  *
  * (c) The GHC Team, 1998-1999
  *
@@ -14,6 +14,7 @@
 #include "RtsFlags.h"
 #include "Weak.h"
 #include "Storage.h"
+#include "Schedule.h"
 #include "Prelude.h"
 #include "RtsAPI.h"
 
@@ -34,16 +35,20 @@ finalizeWeakPointersNow(void)
 {
   StgWeak *w;
   
+  rts_lock();
   while ((w = weak_ptr_list)) {
     weak_ptr_list = w->link;
     if (w->header.info != &stg_DEAD_WEAK_info) {
        w->header.info = &stg_DEAD_WEAK_info;
        IF_DEBUG(weak,fprintf(stderr,"Finalising weak pointer at %p -> %p\n", w, w->key));
        if (w->finalizer != &stg_NO_FINALIZER_closure) {
-           rts_mainEvalIO(w->finalizer,NULL);
+           rts_evalLazyIO(w->finalizer,NULL);
+           rts_unlock();
+           rts_lock();
        }
     }
   }
+  rts_unlock();
 } 
 
 /*
@@ -101,6 +106,7 @@ scheduleFinalizers(StgWeak *list)
     arr = (StgMutArrPtrs *)allocate(sizeofW(StgMutArrPtrs) + n);
     TICK_ALLOC_PRIM(sizeofW(StgMutArrPtrs), n, 0);
     SET_HDR(arr, &stg_MUT_ARR_PTRS_FROZEN_info, CCS_SYSTEM);
+    arr->mut_link = NULL;
     arr->ptrs = n;
 
     n = 0;