Re: [boost] Boost and exceptions

Subject: Re: [boost] Boost and exceptions
From: Dave Abrahams (dave_at_[hidden])
Date: 2012-06-22 14:33:34

on Fri Jun 22 2012, Daniel James <dnljms-AT-gmail.com> wrote:

> On 22 June 2012 18:30, Robert Ramey <ramey_at_[hidden]> wrote:
>> Stewart, Robert wrote:
>>
>>> Â The more dependencies you
>>> introduce, the more fragile your code becomes, but there's a great
>>> deal of benefit to reuse, too. Â The only issue in this case is that
>>> one can reasonably expect a top-level header to avoid dependencies on
>>> libraries.
>>
>> Personally I wouldn't say it's the only issue. Â But I'm glad we can
>> agree that it's its a BIG issue.
>
> There are a lot of headers violating your rule. 

Most notably, there are plenty of aggregate headers that do this.

> What problems has it caused?

Good question.  We do have two problematic dependency loops in Boost, but
it's not caused by this sort of header structure:

     http://f.cl.ly/items/343N460u3b3039091C0g/deps.pdf

-- 
Dave Abrahams
BoostPro Computing
http://www.boostpro.com