Re: auto_ptr not dereferencable

From:
online_wan <onlinewanxg@gmail.com>
Newsgroups:
comp.lang.c++
Date:
Wed, 27 Feb 2008 04:30:50 -0800 (PST)
Message-ID:
<c3a721f6-e259-4262-9ef4-318478d7242a@i29g2000prf.googlegroups.com>
On 2=D4 27=C8=D5, =CF =CE=E76=CA=B121=B7=D6, mkarja <mka...@gmail.com> w=
rote:

Hi,

I'm having a bit of a problem with auto_ptr.

Here's a code snippet and some explanation to follow.

Communicator.h
-------- code start --------
typedef OsCommunication osCom;

private:
        std::auto_ptr<osCom> m_osCom;
-------- code end --------

Communicator.cpp
-------- code start --------
void Communicator::Initialize(void *ptr)
{
    if(ptr != 0)
        g_ServerWorker = (ServerWorker*)ptr;
    else
        try
        {
                m_osCom->Initialize(this);
        }
        catch(...)
        {
        }}

-------- code end --------

There are obviously lots of other stuff on both files, but those are
the essential
parts I think.
The OsCommunication is an abstract class that's why I use typedef and
auto_ptr.
If someone has better idea for that, I'm all ears.
The "m_osCom->Initialize(this);" line is what causes the error when I
debug it.
The error is somthing like this "Debug Assertion Failed, auto_ptr not
dereferencable"

Any help would be greatly appriciated.

----
mkarja


"Debug Assertion Failed, auto_ptr not
dereferencable"

please new one instance and is pointed by auto_ptr.

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