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Re: [PATCH] Clarify the semantics of file locking

From: Ben Collins-Sussman <sussman_at_collab.net>
Date: 2005-01-18 15:03:05 CET

+1

On Jan 18, 2005, at 7:51 AM, Julian Foad wrote:

> The locking functional specification is not completely clear. Do you
> agree with this clarification and, if so, may I commit it?
>
> (An alternative interpretation of the first part could be: "The
> restriction on moving or deleting a locked file is a restriction on
> changing its membership of its immediate parent directory. Thus,
> moving or renaming any parent directory is still allowed as long as
> this file retains its current name within its immediate parent.")
>
> - Julian
>
>
>
> Clarify the semantics of file locking.
>
> * notes/locking/locking-functional-spec.txt
>
> Index: notes/locking/locking-functional-spec.txt
> ===================================================================
> --- notes/locking/locking-functional-spec.txt (revision 12757)
> +++ notes/locking/locking-functional-spec.txt (working copy)
> @@ -48,12 +48,21 @@ II. New Client Behaviors
> right to change the file's text and properties, to delete the
> file, and to move the file.
>
> + The restriction on moving or deleting a locked file is a
> + restriction on changing its full path name in any way,
> + including by moving or renaming or deleting any of its
> + parent directories.
> +
> + (A locked file can still be read and copied, and any copy of
> it
> + will not automatically be locked.)
> +
> B. Client requirements for locking
>
> 1. Enforcement system
>
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Received on Tue Jan 18 15:06:01 2005

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