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/bin/athena/tcsh "unlimit" fails

daemon@ATHENA.MIT.EDU (Mark W. Eichin)
Wed May 19 20:46:30 1999

Date: Wed, 19 May 1999 20:46:20 -0400 (EDT)
Message-Id: <199905200046.UAA04414@opus.mit.edu>
From: "Mark W. Eichin" <eichin@opus.mit.edu>
To: testers@MIT.EDU

Machine with the problem: opus.mit.edu...
Athena Server (sgi) Version 8.3.2 Wed May 19 05:19:07 EDT 1999
% attach | grep dev-
dev-sgi-inst-83        /install                root              n,nosuid
dev-sgisys-83          -                       root              -,nosuid
dev-sgi-srvd-83        /srvd                   root              n,nosuid
dev-sgi-os-83          /os                     root              n,nosuid

The problem:
% unlimit 
unlimit: datasize: Can't set limit
unlimit: stacksize: Can't set limit
unlimit: memoryuse: Can't set limit
unlimit: vmemoryuse: Can't set limit
unlimit: descriptors: Can't set limit

% unlimit stacksize
unlimit: stacksize: Can't set limit

% unlimit stacksize; echo $?
unlimit: stacksize: Can't set limit
% echo $?
1

Note an important point in the last case: when the unlimit fails, it
*doesn't* run the command that follows; this is just a random symptom
of "tcsh builtins never work right", but also means that putting in a
workaround like
	   unlimit stacksize || true
in my .login to attempt to keep it from aborting can't actually work.

Suggestions:
	Marc points out that this came up on tcsh-dev within the last
couple of weeks; apparently the author doesn't have access to an Irixi
6.5 machine, but may be able to fix the problem if he does...

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