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Re: Aborting an Advance Opac Search

daemon@ATHENA.MIT.EDU (ninadm@MIT.EDU)
Tue Apr 25 15:06:03 1995

From: ninadm@MIT.EDU
To: gyoung@MIT.EDU (Grant Young ), opac-lib@MIT.EDU
In-Reply-To: Your message of "Tue, 25 Apr 1995 11:59:23."
             <9504251600.AA20903@MIT.EDU> 
Date: Tue, 25 Apr 1995 15:05:42 EDT

Gee, I just aborted a search with no problem at all.  Here's what I
did:

1.  w=science   [I figured this would be a nice long one.]
2.  I hit the escape key (I'm sitting at my windows machine)
3.  I got the following message at the bottom of my screen:

 You INTERRUPTED the searching. Please select an option from below.
 Options:    Continue with the current task
  Continue   Quit   New search   Reset   ? help


4.  I selected "quit" and it kicked me right back to the main search
menu.  No problem!

Nina

> I don't believe that the system can be told to abort a search.  Normally, 
> say on athena, if you do something you want to stop you can do a CTRL-C to 
> tell the program you want to abort what it's doing and return to a command 
> prompt.  All of Advance is that program.  If you were able to stop it from 
> working you'd end up a Unix command prompt which is an unacceptable 
> security risk so you're prevented from doing it.  
> 
> In order to allow you to abort searches they build in those timeouts.  We 
> can adjust their length if they're too long but that potentially slows down 
> how a long search so we have to strike a balance.
> 
> -- Grant
> 

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