Author: bart
Date: 2008-02-24 18:26:46 +0000 (Sun, 24 Feb 2008)
New Revision: 7443
Log:
Added vc_assign() function.
Modified:
trunk/exp-drd/drd_vc.c
trunk/exp-drd/drd_vc.h
Modified: trunk/exp-drd/drd_vc.c
===================================================================
--- trunk/exp-drd/drd_vc.c 2008-02-24 18:25:43 UTC (rev 7442)
+++ trunk/exp-drd/drd_vc.c 2008-02-24 18:26:46 UTC (rev 7443)
@@ -58,15 +58,21 @@
vc_reserve(vc, 0);
}
-/**
- * Copy constructor -- initializes 'new'.
- */
+/** Copy constructor -- initializes *new. */
void vc_copy(VectorClock* const new,
const VectorClock* const rhs)
{
vc_init(new, rhs->vc, rhs->size);
}
+/** Assignment operator -- *lhs is already a valid vector clock. */
+void vc_assign(VectorClock* const lhs,
+ const VectorClock* const rhs)
+{
+ vc_cleanup(lhs);
+ vc_copy(lhs, rhs);
+}
+
void vc_increment(VectorClock* const vc, ThreadId const threadid)
{
unsigned i;
Modified: trunk/exp-drd/drd_vc.h
===================================================================
--- trunk/exp-drd/drd_vc.h 2008-02-24 18:25:43 UTC (rev 7442)
+++ trunk/exp-drd/drd_vc.h 2008-02-24 18:26:46 UTC (rev 7443)
@@ -67,6 +67,8 @@
void vc_cleanup(VectorClock* const vc);
void vc_copy(VectorClock* const new,
const VectorClock* const rhs);
+void vc_assign(VectorClock* const lhs,
+ const VectorClock* const rhs);
void vc_increment(VectorClock* const vc, ThreadId const threadid);
Bool vc_lte(const VectorClock* const vc1,
const VectorClock* const vc2);
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