Re: [Boost-users] [Boost-Users][interprocess]ERROR_ACCESS_DENIED when removing a message_queue

Subject: Re: [Boost-users] [Boost-Users][interprocess]ERROR_ACCESS_DENIED when removing a message_queue
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2009-04-07 11:42:55

AMDG

Laurence Chambenois wrote:
> but if it does :
>
>    message_queue   *mq1=0;
>
>    try
>    {
>    mq1 = new message_queue(create_only, "toto", 10, 100);
>    }
>    catch (interprocess_exception &err)
>    {
>    return -1;
>    }
>
>    message_queue::remove("toto");
>
>
> then the remove return ERROR_ACCESS_DENIED (on tthe DeleteFile call). 
> I don't understand why. Is somebody can tell me what is wrong with my 
> code ?

I suspect that the problem is that in the second case you are trying to
remove a message queue which you still have a handle to.  In the
first case, mq1 goes out of scope.

In Christ,
Steven Watanabe