Re: [boost] Operating System API Error Reporting Guidelines

From: David Abrahams (dave_at_[hidden])
Date: 2006-02-21 14:31:31

"AlisdairM" <alisdair.meredith_at_[hidden]> writes:

> David Abrahams wrote:
>
>> std::runtime_error loses meaning pretty quickly when you look at it
>> closely, since everything reported by an exception is a runtime error,
>> by definition :)
>
> IIUC though, there remains a distinction between std::runtime_error and
> std::logic_error.  The former is intended to report exceptional
> conditions that cannot be detected until runtime, such as losing a
> network connection halfway through a read.  The latter is for
> conditions that can (potentially) be avoided by better coding, such as
> failing consistency checks and dividing by zero, where the violating
> arguments can be detected and re-routed up front.

And the latter should almost never be used :).  IMO standardizing a
logic_error exception was a big mistake.

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com