Re: [boost] Proposed new RAII Library

Subject: Re: [boost] Proposed new RAII Library
From: Sergey Cheban (s.cheban_at_[hidden])
Date: 2012-09-15 11:25:29

15.09.2012 13:36, Matus Chochlik пишет:

> Whats wrong is (if I'm not teribly mistaken) is best
> illustrated by the "transaction" example in the GOTW:
>
>      Transaction::~Transaction() {
>        if( uncaught_exception() ) {
>          RollBack();
>        }
>      }
>
> If the transaction is used in a destructor:
>
>      U::~U() {
>        try {
>          Transaction t( /*...*/ );
>          // do work
>        } catch( ... ) {
>          // clean up
>        }
>      }
Got it.

Things probably would be better with
        if( uncaught_exception_level() > m_UncaughtLevel ) {
          RollBack();
        }
but there is no such function in C++. :-(

-- 
Best regards,
Sergey Cheban