[boost] Re: Profiling Library suggestion

From: Jonathan Turkanis (technews_at_[hidden])
Date: 2005-02-04 17:45:16

christopher diggins wrote:
> I was searching around boost for mention of a profiling library. A
> fellow by the name of Carl Daniels posted something about an invasive
> profiling library. I was wondering in anyone knows what happened to
> that project? Profiling seems lacking at Boost, is anyone else
> interested in such a thing?
>
> Would a trivial policy driven RAII type be sufficient to garner
> interest as
> a mini-library?
>
> e.g.
>
>   struct ProfilerDefaultPolicy {
>     OnElapsed(int msec) {
>       cout << "time elapsed (msec): " << msec << endl;
>     }
>   };
>
>   template<typename Policy_T = ProfilerDefaultPolicy>
>   class Profiler {
>     public:
>       Profiler() { mnStart = GetTickCount(); };
>       ~Profiler() { Policy_T::OnElapsed(GetMSecElapsed()); };
>       int GetMSecElapsed() { return GetTickCount() - mnStart; };
>       int GetTickCount() { return int(double(clock()) * 1000 /
> CLOCKS_PER_SEC); };
>     private:
>       int mnStart;
>   };
>
> usage:
>
>   void MyRoutine() {
>     Profiler<> p;
>     // do stuff
>   }

How about:

    typedef profiled< MyClass, Interface, Profiler<> > > MyProfiledClass;

?

This would be a good application of aspect-oriented programming.

Jonathan