Re: [boost] Operating System API Error Reporting Guidelines

From: Peter Dimov (pdimov_at_[hidden])
Date: 2006-02-21 16:26:14

AlisdairM wrote:
> 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.

We know.

Think about it from a client PoV. Under what circumstances would you write a 
catch clause for runtime_error? (Or, to be more exact, under what 
circumstances would you catch a system_error using the runtime_error base?)