Re: [boost] [Logging] Defining a to_string destination

From: John Torjo (john.groups_at_[hidden])
Date: 2008-03-31 10:01:19

Hi Manuel,

I will show you how to do it tomorrow the latest.

Best,
John
> Hi,
>
> I would like to log to a standard container like std::list<std::string> or
> something similar, so i can send my logs to another program over network.
> But i have problems defining my own destination. For now it would be ok, to
> log just to a string. But i don't understand how to define my own
> destination in the right way. I looked at
> http://torjo.com/log2/doc/html/namespaceboost_1_1logging_1_1manipulator.html#manipulator_create
> but i don't understand the "sharing data" part well. Maybe someone can help
> me out here?
>
> I have so far:
> struct to_string : boost::logging::destination::class_<to_string,
> boost::logging::destination::implement_op_equal::has_context> {
>     std::string s;
>     to_string(std::string s) : s(s) {}
>
>     bool operator==(const to_string& other) { return s == other.s; }
>
>     // param = const std::string& 
>     // (in other words, it's the arg_type from your destination base class)
>     void operator()(param msg) const {
>     //    s.append(msg);
>     }
>
> But even that is not compiling. Any help would be appreciated! :-)
> Greetings
> Manuel Jung
>
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>   

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