Subject: RE: LOGIN_NAME_MAX
To: 'John Nemeth' <firstname.lastname@example.org>
From: Neil J. McRae <neil@DOMINO.ORG>
Date: 10/13/2005 11:27:23
> LOGIN_NAME_MAX is currently defined as:
> ./sys/sys/syslimits.h:#define LOGIN_NAME_MAX 17
> /* max login name length incl. NUL */
> However, our struct utmpx has:
> #define _UTX_USERSIZE 32
> char ut_name[_UTX_USERSIZE]; /* login name */
> Is there a reason that LOGIN_NAME_MAX is only half the size
> of _UTX_USERSIZE? I'm thinking of bumping up LOGIN_NAME_MAX
> and seeing if anything breaks.
I did this a few years ago and it was mostly ok, there was
a few apps that didn't like it but it was fairly minimal. I
raised PRs for the broken apps that I found IIRC.