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bug#6902: 23.2; indent-line-to possible devide by zero error bug


From: Chong Yidong
Subject: bug#6902: 23.2; indent-line-to possible devide by zero error bug
Date: Sun, 10 Apr 2011 16:56:52 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux)

Arik Mitschang <address@hidden> writes:

>  > A quick grep for tab-width shows other places that will break.
>
> The fact that it's value can be zero (without even warning in the doc
> string) and this value causes functionality to break doesn't seem good
> to me. If nobody but me ever had it set to zero, then perhaps just
> updating its doc-string to warn users away from that value would be
> nice.

I have made such an update to the doc-string.  It doesn't seem
worthwhile to try to handle zero tab-widths in all the places where it
could be problematic.  Thanks.





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