[zeromq-dev] czmq : mutiple init / shut down

[brunobodin .]

I found the issue and will prepare a PR

Bruno

On Fri, Mar 24, 2017 at 12:16 PM, brunobodin . <brunobodin at gmail.com> wrote:

> Hi
>
> I'd like to be able to perform mutiple czmq init / shutdown in a process.
> This works without an issue in ZMQ (create/term context), but in CZMQ I
> have the following issues :
> (czmq is compiled as a windows dll)
>
> * first I had to slightly modify the shutdown funtion to reset the ctx
> pointer  to null :
>
> at line 265 of zsys.c :
>
>  if (s_open_sockets == 0)
>     {
>       zmq_term(s_process_ctx);
>       s_process_ctx = NULL; // add this so next zsys_init() does not assert
>     }
>
> so that the next zsys_init works (or seems to...)
>
> * now the crash is in the second shutdown, to be precise in
> zmq::ctx_t::terminate , on the "delete this" line  (line 215)
>
> the test case is just
>
> zsys_init()
> zsys_shutdown()
> zsys_init()
> zsys_shutdown() // -> crash
>
> I do not see where to look further, any hint appreciated !
>
>
> Bruno
>
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