[5847] in Athena Bugs

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vax 7.1H: attach

daemon@ATHENA.MIT.EDU (Nick Williams.)
Fri Aug 24 18:59:06 1990

To: bugs@ATHENA.MIT.EDU
Date: Fri, 24 Aug 90 18:58:50 EDT
From: Nick Williams. <njw@ATHENA.MIT.EDU>

System name:		elric
Type and version:	CVAXSTAR 7.1H (1 update(s) to same version)
Display type:		SM

What were you trying to do?
	attach AFS filesystems

What's wrong:
	attaching one AFS system at the same mountpoint of another
	AFS system overwrites the original symlink although 'attach'
	shows them both as being mounted. detaching one of the systems
	removes the link completely and you're left with it thinking
	you have a filesystem attached when you don't.
----Example-----------------------------------------------------

 >attach nandrew
attach: /afs/athena/astaff/project/andrew/nexport linked to /mit/andrew for filesystem nandrew
 >attach tandrew
attach: /afs/testers/system/andrew/texport linked to /mit/andrew for filesystemtandrew
 >attach
filesystem             mountpoint              user              mode
----------             ----------              ----              ----
...
nandrew                /mit/andrew             njw               r
tandrew                /mit/andrew             njw               r

 >detach tandrew
detach: tandrew detached
 >attach
filesystem             mountpoint              user              mode
----------             ----------              ----              ----
...
nandrew                /mit/andrew             njw               r

 >ls -ld /mit/andrew
/mit/andrew not found (No such file or directory)

----End-of-Example-----------------------------------------------------

What should have happened:
	attaching an AFS to an existing symlink 'mountpoint' should have
	failed

Please describe any relevant documentation references:
	attach(1)... documentation for AFS - hah!

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