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Subject: Re: [boost] [filesystem] Request for comments on proposed relative() function
From: Rob Stewart (robertstewart_at_[hidden])
Date: 2014-05-14 05:02:18

On May 9, 2014 4:23:00 PM EDT, Daniel Pfeifer <daniel_at_[hidden]> wrote:
>2014-05-08 21:02 GMT+02:00 Bjorn Reese <breese_at_[hidden]>:
>> On 05/08/2014 07:19 PM, Beman Dawes wrote:
>>> Creates a path from the trailing elements of p that are relative
>>> to base.
>> It may be more user-friendly to add that base must be a prefix of p.
>It might be even more user-friendly to allow this use case:
>BOOST_TEST(fs::relative("/abc", "/abc/def") == path("../def"));

The first element in the range p, that's not in base, is the empty set, so p cannot be made relative to base in your example. If you reverse the arguments, then the result would be "def".


(Sent from my portable computation engine)

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