[PATCH] improve checks on usernames V3.
Tito
farmatito at tiscali.it
Thu Aug 4 06:08:56 UTC 2011
On Tuesday 02 August 2011 22:16:18 Ralf Friedl wrote:
> Tito wrote:
> > Hi,
> > minor improvements vs. v2 patch:
> > 1) some more comments added.
> > 2) we now print the position of the illegal character.
> >
> > ...
> > /* We don't use isalnum as it will allow locale-specific non-ASCII */
> > /* letters in legacy 8-bit locales. *
> What is the problem with locale-specific characters?
Hi,
the problem is that they are not in the Portable Filename Character Set
but are allowed by isalnum.
Ciao,
Tito
> I have used user and group names with UTF-8 characters and I didn't
> notice a problem so far.
> GNU ls even adjusts the width of the user and group names properly for
> UTF-8 names, which would be useless if such names can't be created.
> (Side note, Busybox ls does not adjust the width and truncates at 8 bytes).
>
> Ralf
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