/* ----------------------------------------------------------------------------
- * $Id: RtsAPI.c,v 1.39 2003/01/25 15:54:49 wolfgang Exp $
+ * $Id: RtsAPI.c,v 1.44 2003/05/23 08:28:48 simonmar Exp $
*
* (c) The GHC Team, 1998-2001
*
return p;
}
-#ifdef COMPILER /* GHC has em, Hugs doesn't */
+HaskellObj
+rts_mkFunPtr (HsFunPtr a)
+{
+ StgClosure *p = (StgClosure *)allocate(sizeofW(StgHeader)+1);
+ SET_HDR(p, FunPtr_con_info, CCS_SYSTEM);
+ p->payload[0] = (StgClosure *)a;
+ return p;
+}
+
HaskellObj
rts_mkBool (HsBool b)
{
{
return rts_apply((StgClosure *)unpackCString_closure, rts_mkPtr(s));
}
-#endif /* COMPILER */
HaskellObj
rts_apply (HaskellObj f, HaskellObj arg)
return (void *)(p->payload[0]);
}
-#ifdef COMPILER /* GHC has em, Hugs doesn't */
+HsFunPtr
+rts_getFunPtr (HaskellObj p)
+{
+ // See comment above:
+ // ASSERT(p->header.info == FunPtr_con_info ||
+ // p->header.info == FunPtr_static_info);
+ return (void *)(p->payload[0]);
+}
+
HsBool
rts_getBool (HaskellObj p)
{
barf("rts_getBool: not a Bool");
}
}
-#endif /* COMPILER */
/* ----------------------------------------------------------------------------
Evaluating Haskell expressions
}
/*
- * Identical to rts_evalIO(), but won't create a new task/OS thread
+ * Identical to rts_evalLazyIO(), but won't create a new task/OS thread
* to evaluate the Haskell thread. Used by main() only. Hack.
*/
SchedulerStatus
-rts_mainEvalIO(HaskellObj p, /*out*/HaskellObj *ret)
+rts_mainLazyIO(HaskellObj p, /*out*/HaskellObj *ret)
{
StgTSO* tso;
- tso = createStrictIOThread(RtsFlags.GcFlags.initialStkSize, p);
+ tso = createIOThread(RtsFlags.GcFlags.initialStkSize, p);
scheduleThread(tso);
return waitThread(tso, ret);
}
}
}
-#ifdef RTS_SUPPORTS_THREADS
void
rts_lock()
{
+#ifdef RTS_SUPPORTS_THREADS
Capability *cap;
ACQUIRE_LOCK(&sched_mutex);
// If there is already a task available (waiting for the work capability),
// this will do nothing.
startSchedulerTask();
+#endif
}
void
rts_unlock()
{
+#ifdef RTS_SUPPORTS_THREADS
RELEASE_LOCK(&sched_mutex);
-}
#endif
+}