All of the malloc test cases run. Still seeing failures in malloc4.test. (CVS 4272)

FossilOrigin-Name: 205d0b881d541db65837ce6cf44d58d607635bc2

src/mem2.c

@@ -12,7 +12,7 @@
 ** This file contains the C functions that implement a memory
 ** allocation subsystem for use by SQLite.  
 **
-** $Id: mem2.c,v 1.6 2007/08/22 20:18:22 drh Exp $
+** $Id: mem2.c,v 1.7 2007/08/22 22:04:37 drh Exp $
 */
 
 /*
@@ -454,6 +454,15 @@ int sqlite3_memdebug_fail(int iFail, int iRepeat){
   return n;
 }
 
+/*
+** This routine returns the number of successful mallocs remaining until
+** the next simulated malloc failure.  -1 is returned if no simulated
+** failure is currently scheduled.
+*/
+int sqlite3_memdebug_pending(void){
+  return mem.iFail-1;
+}
+
 /*
 ** The following two routines are used to assert that no memory
 ** allocations occur between one call and the next.  The use of