Re: [boost] Re: [Filesystem] Exact type of name checking function?

From: Peter Dimov (pdimov_at_[hidden])
Date: 2003-08-18 10:17:05

Edward Diener wrote:
> Beman Dawes wrote:
>> In discussions about being able to specify a function to check the
>> validity of path element names, a simple function pointer has been
>> used:
>>
>>    typedef bool (*name_check)( const std::string & name );
>>
>> Alternately, boost::function could be used. [...]

I prefer that we have a good understanding of the semantics first, which I
admit I do not.

>> Comments?
>
> I disagree. You have a magnificent implementation in boost::function,
> which can be bound to many different callback types, and yet you
> don't want to use it simply to reduce a dependency. [...]

The problem is that merely including <boost/function.hpp> may render the
filesystem library unusable on some compilers, even if alternative name
checkers are never used.