Re: [boost] Boost and exceptions

Subject: Re: [boost] Boost and exceptions
From: John Maddock (boost.regex_at_[hidden])
Date: 2012-06-23 10:22:32

>>> From what I can find in the list archives [1], Boost.FileSystem also had 
>>> a
>> similar issue with the requirement that thrown exceptions inherit from
>> std::exception. However, I'm not sure if [1] prompted the 
>> FileSystem-local
>> hook or if it was resolved in some other way.
>
> All exceptions should inherit from std::exception. There is no need to 
> involve the boost::exception type in your code to use throw_exception.

This works both ways - you can and should inherit from std::exception 
whether you use BOOST_THROW_EXCEPTION or not, it's just that in the latter 
case, they will also inherit from boost::exception (via multiple inheritance 
if I understand the machinery correctly).

John.