On Thu, Oct 11, 2012 at 4:13 AM, Junio C Hamano <gits...@pobox.com> wrote:
> This sounds a lot stronger than "let" to me.  All existing callers
> that assumed that buf to be emptied by the function now has to clear
> it.  "quote: stop resetting output buffer of quote_path_relative()"
> may better describe what this really does.
> How should this interact with the logic in the called function that
> used to say "if we ended up returning an empty string because the
> path is the same as the base, we should give ./ back", and what
> should the return value of this function be?
> ...
> So what does it mean to have an existing string in the output buffer
> when calling the function?  Is it supposed to be a path to a
> directory, or just a general uninterpreted string (e.g. a message)?

I prefer the KISS principle in this case: do not interpret existing string.
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