Date: Mon, 7 Jul 1997 14:48:51 -0400 (EDT) From: Tony Holmes <tholmes@zeus.leitch.com> To: dec@phoenix.its.rpi.edu (David E. Cross) Cc: FreeBSD-hackers@freebsd.org (FreeBSD hackers list) Subject: Re: uid > 32000 Message-ID: <199707071848.OAA00371@bitter.zeus.leitch.com> In-Reply-To: <Pine.BSF.3.95q.970707134019.11631A-100000@phoenix.its.rpi.edu> from "David E. Cross" at "Jul 7, 97 01:49:04 pm"
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> It generall does not mean anything with modern unices. In the 'old' days > UID was a signed 16bit integer, which limited you to 32767 different > userids. Userids > 32767 were really negative numbers. The definition in > <pwd.h> has the UID as an unsigned int (32 bits), giving 2.1 billion > different possibilities. Other than that, it is just a number for the > computer to use to track who owns what, there is nothing 'special' about > it. (the only special uid/gid is '0'). Thanks for the quick response. I should have clarified that I was looking for the user-land assumptions when the number was negative (in light of some user-land treatment as an signed 16 bit integer). Tony
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