Re: command-spelling correction strangeness

[Paul Kimoto <kimoto@lightlink.com>]

On Fri, Oct 01, 1999 at 04:32:03PM +0000, Bart Schaefer wrote:
> OK, the real scoop:  My diagnosis was correct as far as it went, but I
> missed one detail, which is that even when hashcmds is set it's possible
> for `pathchecked' (zsh's internal pointer to how much of the path it has
> searched) to already have advanced beyond the directory containing the
> actual command.  In that case resuming the check where it left off is not
> sufficient.
> 
> Zsh's internal Cmdnam structure holds a pointer to the spot in the path
> where the command was found, so it's possible to restart the search from
> there, and I actually had that implemented for a bit; but it occurred to
> me that the reason the command can't be executed might be because it was
> moved to another place in the path, in which event the search ought to be
> started over from the beginning.  This works because hashing of a single
> command does a test for executable-non-directory-ness, whereas hashing an
> entire directory simply stuffs every entry into the table.  (So the whole
> problem can be avoided in the first place by "unsetopt hashdirs".)
> 
> This goes on top of the previous patch.

[patch snipped]

The combination of this and the patch in
<990929053943.ZM22102@candle.brasslantern.com> 
(from 29 Sep 1999) does the job for me.

	-Paul <kimoto@lightlink.com>