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Article #349

Re: Case sensitive file names (8 bit file names)

#349
From: Moderator, John Quarterman
Date: Mon, 27 Oct 1986 20:13
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From: seismo!enea!tut!intrin.uucp!jty (Jyrki Yli-Nokari)
Date: Mon, 27 Oct 86 20:54:42 -0200
Organization: Intrinsic Oy, Tampere, Finland

There seems to be misunderstanding about Unix not accepting 8 bit characters
in file names.

I would like to point out that Unix is perfectly happy to include
ANY 8 bit characters in the file name, EXCEPT slash '/' or null '\0'.

[ Depends on which system you're referring to:  some really do
strip the eighth bit in the file system, not in the shell.
Though there are many shells that also strip that bit,
as you point out.  -mod ]

The REAL problem is the shell that strips the 8:th bit off for its
own purposes.

At least IBM's AIX and HP's HP-UX have fixed this problem.

Regardless of the case sensitivity we MUST start from the fact
that characters are made out of at least eight bits, not seven = USASCII.

Now that I use 7 bit modified ascii character set,
the O umlaut in my terminal is really a backslash '\'
as far as Unix is concerned.

Try explaning that to a casual end-user, who wants to create a file
called '\rkki'.

Volume-Number: Volume 7, Number 94
Technical Details
Message-ID: <6119@ut-sally.UUCP>
Path: arc1-ca.pugleaf.net!utzoo!mnetor!seismo!ut-sally!std-unix
References: <6002@ut-sally.UUCP> <5865@ut-sally.UUCP> <6018@ut-sally.UUCP> <6029@ut-sally.UUCP>

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Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Path: arc1-ca.pugleaf.net!utzoo!mnetor!seismo!ut-sally!std-unix
From: std-unix@ut-sally.UUCP (Moderator, John Quarterman)
Newsgroups: mod.std.unix
Subject: Re: Case sensitive file names (8 bit file names)
Message-ID: <6119@ut-sally.UUCP>
Date: Mon, 27-Oct-86 15:13:10 EST
Article-I.D.: ut-sally.6119
Posted: Mon Oct 27 15:13:10 1986
Date-Received: Mon, 27-Oct-86 22:36:58 EST
References: <6002@ut-sally.UUCP> <5865@ut-sally.UUCP> <6018@ut-sally.UUCP> <6029@ut-sally.UUCP>
Organization: IEEE P1003 Portable Operating System for Computer Environments Committee
Lines: 31
Keywords: international filename eightbit characters
Approved: jsq@sally.utexas.edu
Summary: The problem is the shell, not the file system.