Re: SWISH-E 2.4.4 filters can not locate files

On Mon, 2006-10-16 at 14:11 -0700, Peter Karman wrote:
> yes, that's it. it uses isalnum(), which on my system at least (OS X) doesn't 
> match underscore.

isalnum is equivalent to (isdigit || isalpha) which matches A-Z or a-z
or 0-9 (or whatever characters are equivalent in the current locale).

> Looks like it should check for _ and . at the very least. Probably - too.
> Any others?

Probably many characters and we'd undoubtedly miss some along the way.
Like Bill says, its just not safe to try to list which characters we
want to trust.  I think whatever we're doing in extprog.c we should be
doing filter.c.

-- 
 David L Norris
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