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port-filename and path canonicalization

From: Ludovic Courtès
Subject: port-filename and path canonicalization
Date: Tue, 20 Apr 2010 01:12:03 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/23.1 (gnu/linux)


Andy Wingo <address@hidden> writes:

> I recently added a global fluid, %file-port-name-canonicalization, which
> defaults to #f. But if it's 'absolute, the port name of a file port will
> be canonicalized to the absolute path; or, if it's 'relative, the port
> name is the canonical name of the file, relative to the %load-path, or
> the file name as given otherwise.
> The intention was to allow the user to control (port-filename P), so
> that the user could find e.g. the absolute path corresponding to that
> port at the time that it was made.

My feeling is that ports shouldn’t have to deal with paths because
that’s a separate concern.  The %file-port-name-canonicalization fluid
seems like an inelegant hack to me.

When applications have special requirements about paths, then it should
be up to the application logic to deal with that.


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