Difference between revisions of "HOWTO resolve circular references in ns-3 memory disposal"
From Nsnam
(→HOWTO resolve smart pointer circular references in ns-3 memory disposal) |
(→HOWTO resolve smart pointer circular references in ns-3 memory disposal) |
||
| Line 18: | Line 18: | ||
int main(int argc, char* argv[]) | int main(int argc, char* argv[]) | ||
{ | { | ||
| − | + | Ptr<A> a = CreateObject<A>(); | |
| − | + | Ptr<B> b = CreateObject<B>(); | |
| − | + | a->m_callback = MakeCallback (&B::CallbackMethodB, b); | |
| − | + | b->m_callback = MakeCallback (&A::CallbackMethodA, a); | |
| − | + | } | |
| − | } | + | |
or | or | ||
| − | int main(int argc, char* argv[]) | + | int main(int argc, char* argv[]) |
| − | { | + | { |
| − | + | Ptr<A> a = CreateObject<A>(); | |
| − | + | Ptr<B> b = CreateObject<B>(); | |
| − | + | a->m_callback = MakeCallback (&B::CallbackMethodB, b); | |
| − | + | b->AggregateObject(a); | |
| − | + | } | |
| − | } | + | |
| − | ==15749== LEAK SUMMARY: | + | ==15749== LEAK SUMMARY: |
| − | ==15749== definitely lost: 40 bytes in 1 blocks | + | ==15749== definitely lost: 40 bytes in 1 blocks |
| − | ==15749== indirectly lost: 152 bytes in 5 blocks | + | ==15749== indirectly lost: 152 bytes in 5 blocks |
| − | ==15749== | + | ==15749== possibly lost: 0 bytes in 0 blocks |
| − | ==15749== still reachable: 10,360 bytes in 5 blocks | + | ==15749== still reachable: 10,360 bytes in 5 blocks |
| − | ==15749== | + | ==15749== suppressed: 0 bytes in 0 blocks |
Revision as of 16:45, 30 August 2013
HOWTO resolve smart pointer circular references in ns-3 memory disposal
class A : public Object
{
public:
static TypeId GetTypeId (void);
void CallbackMethodA();
Callback<void> m_callback;
};
class B : public Object
{
public:
static TypeId GetTypeId (void);
void CallbackMethodB();
Callback<void> m_callback;
};
int main(int argc, char* argv[])
{
Ptr<A> a = CreateObject<A>();
Ptr b = CreateObject<B>();
a->m_callback = MakeCallback (&B::CallbackMethodB, b);
b->m_callback = MakeCallback (&A::CallbackMethodA, a);
}
or
int main(int argc, char* argv[])
{
Ptr<A> a = CreateObject<A>();
Ptr<B> b = CreateObject<B>();
a->m_callback = MakeCallback (&B::CallbackMethodB, b);
b->AggregateObject(a);
}
==15749== LEAK SUMMARY:
==15749== definitely lost: 40 bytes in 1 blocks
==15749== indirectly lost: 152 bytes in 5 blocks
==15749== possibly lost: 0 bytes in 0 blocks
==15749== still reachable: 10,360 bytes in 5 blocks
==15749== suppressed: 0 bytes in 0 blocks
