bug#6539: ispell-complete-word looks for wrong file (at least on w32)

[Lennart Borgman <lennart.borgman@gmail.com>]

On Wed, Jun 30, 2010 at 10:55 PM, Eli Zaretskii <eliz@gnu.org> wrote:
>> From: Lennart Borgman <lennart.borgman@gmail.com>
>> Date: Wed, 30 Jun 2010 20:13:42 +0200
>> Cc: agustin6martin@gmail.com, 6539@debbugs.gnu.org
>>
>> On Wed, Jun 30, 2010 at 7:31 PM, Eli Zaretskii <eliz@gnu.org> wrote:
>> >> From: Lennart Borgman <lennart.borgman@gmail.com>
>> >> Date: Wed, 30 Jun 2010 13:45:56 +0200
>> >> Cc: 6539@debbugs.gnu.org
>> >>
>> >> OK, thanks. The default for ispell-alternate-dictionary is not a full
>> >> path on w32 so that is a bug.
>> >
>> > How would you suggest to fix this "bug"?  I see only 2 possibilities
>> > (besides leaving this as they are and letting w32 users customize the
>> > value, as I did): either (a) signal an error, or (b) search the entire
>> > hard disk storage for a file named `words'.
>>
>> I would perhaps suggest leaving it as nil on w32. That would make it
>> more clear that this is not a left over from unix systems, but rather
>> something a user must setup on w32 systems to make it work.
>
> Then you'd see
>
>   Debugger entered--Lisp error: (wrong-type-argument stringp nil)
>
> Is that really better?

Hm, maybe not. Then perhaps a suitable file name for w32 is better?

An accompanying explanatory message would of course be even better.