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Re: [Gnu-arch-users] --date


From: James Blackwell
Subject: Re: [Gnu-arch-users] --date
Date: Thu, 18 Dec 2003 20:10:52 -0500
User-agent: Mutt/1.5.4i

On Thu, Dec 18, 2003 at 06:36:17PM -0600, Charles Duffy wrote:
> On Thu, 2003-12-18 at 17:07, James Blackwell wrote:
> > You could also save my-id, set it to what you want, do your work, and
> > set it back. This would be trivial in perl and probably trivial in
> > python as well.
> 
> Certainly, it's trivial, but the issue is safety. What if the script
> errors out after my-id has been changed but before it's returned to its
> original state?

You should be a good enough coder to trap tla coring and have your script
return my-id back to what it was. ;) 

> Sure, I can put a try/finally block around the relevant code, but it's
> only *reasonably good* safety, not perfect -- plus there's potential for
> issues if the user is trying to use tla concurrently.

Aren't you over-engineering this problem? We're talking about my-id here.

#!/bin/sh
tla my-id "Something Else <address@hidden>"
tla dosomethingthatcores
tla my-id "James Blackwell <address@hidden>"

This would work just fine, provided you could tolerate a race for my-id if
you ran tla elsewhere.

:wq



-- 
James Blackwell        Using I.T. to bring more                570-407-0488
Owner, Inframix        business to your business        http://inframix.com

   GnuPG (ID 06357400) AAE4 8C76 58DA 5902 761D  247A 8A55 DA73 0635 7400




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