[boost] Re: boost::filesystem file restrictions

From: David Abrahams (dave_at_[hidden])
Date: 2003-08-21 08:54:52

"John Torjo" <john.lists_at_[hidden]> writes:

>> 
>>        path x('foo/bar', portable_check);
>>        path y('baz', native_check);
>> 
>>        path z = x/y; // Which checks are made?
>> 
>>        path q = z/y; // which checks are made?
>> 
>
> I guess it should be pretty easy.
>
> In the first case, use x's checks, and in the second case, use z's checks,
> since  '/y' is relative to x (first case) or z (second case).
>
> It seems quite straightforward to me.

To me, those aren't obvious choices.  I'd have expected it to use the
strictest combination of x's and y's checks to compute z.  It's always
possible to disable y's checks by writing x/path(y) if that's what you
want.

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