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- Newsgroups: comp.os.minix
- Path: sparky!uunet!paladin.american.edu!howland.reston.ans.net!sol.ctr.columbia.edu!The-Star.honeywell.com!umn.edu!csus.edu!netcom.com!jimlynch
- From: jimlynch@netcom.com (Jim Lynch)
- Subject: Re: Another MacMINIX 'suggestion'
- Message-ID: <1993Jan24.025500.13455@netcom.com>
- Organization: Netcom Online Communications Services (408-241-9760 login: guest)
- References: <1jqrr5INNbbo@usenet.INS.CWRU.Edu> <1993Jan23.150444.16610@crash>
- Date: Sun, 24 Jan 1993 02:55:00 GMT
- Lines: 34
-
- In article <1993Jan23.150444.16610@crash> cwr@crash.cts.com (Will Rose) writes:
- >James Abendschan (bf795@cleveland.Freenet.Edu) wrote:
- >:
- >: >Date: Fri Jan 22 08:05:47 1993
- >: >From: jimlynch@netcom.com (Jim Lynch)
- >: >Subject: Re: Things I Wish Were In MINIX
- >: >To: bf795@cleveland.Freenet.Edu
- >: >Newsgroups: comp.os.minix
- >
- >[lines omitted]
- >
- >: >On longer names: the files limits.h, unistd.h and ar.h all have a
- >: >#define whose name contains NAME_MAX. Can I increase this value
- >: >without screwing things up? Specifically, would I then have a different
- >: >flavor of directory entry (and therefore a different flavor of
- >: >filesystem?)
- >:
- >: Actually, I think 13 chars is a POSIX requirement or some such. I
- >: don't know about this. It should work though, I suppose.
- >
- >NAME_MAX is the maximum length of a filename; depending on how it is
- >used in application programs or the kernel, changing it could blow
- >away the filesytem on which the resultant programs are run. Minix
- >uses short filenames of 14 characters because a 14 character filename
- >and a 16 bit inode number fit into a 16 byte directory entry. You
- >can write filesystems with very_long_names, and I think it's been
- >done for Minix, but I wouldn't just change NAME_MAX and recompile
- >if I were you...
-
- I see the problem. If I made this change, I wouldn't be able to refer to
- the old-style short-filename filesystems.
-
- So,,, howbout allowing Minix to have multiple file systems?
-
-