Re: [Boost-users] multiple levels of bind nesting

Subject: Re: [Boost-users] multiple levels of bind nesting
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2009-07-22 17:04:19

AMDG

Zachary Turner wrote:
> <snip>
>
> void client::start_work()
> {
>    apply_visitor(
>        bind(do_work_visitor(), _1,
>            protect(bind(&client::work_finished, this, _1, _2)))
>        , work_variant_);
> }
> <snip>
>
>     template<class Handler>
>     void async_do_work(Handler h)
>     {
>        //impl supports the same basic interface as worker
>
>        impl->async_do_work(
>           bind(&worker::intercept_handler<Handler>, this, h, _1, _2));
>     }
>   

Since h is a bind expression it needs to be protect'ed.

> <snip>
> However this doesn't work.  I've also tried protect(bind in the
> async_do_work function and that doesn't work either.  Is it supposed
> to be possible to nest binds arbitrarily deep or is this just a
> limitation?  Or am I just doing it wrong?
>   

In Christ,
Steven Watanabe