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Re: Bash sometimes cannot find aliases


From: Chet Ramey
Subject: Re: Bash sometimes cannot find aliases
Date: Tue, 30 Mar 2010 23:30:23 -0400
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On 3/30/10 2:36 AM, Clark J. Wang wrote:
> Good news:
> 
> I met this problem again a few minutes ago. Then I looked back to find out
> what I was doing. After some investigation I could stably reproduce this
> problem by following steps (tested with bash 3.1.17, 3.2.39 and 4.1.0):
> 
> bash$ alias xx='echo 142857'    ### Make sure there isn't an external cmd
> named `xx'
> bash$ export EDITOR=vi
> bash$ set -o vi
> bash$    ### Press ESC to get out of vi's INSERT mode
> bash$    ### Press v to invoke vi to input a cmd like `ls', save and exit,
> the `ls' cmd runs.
> bash$ xx
> -bash: xx: command not found
> bash$ xx
> 142857
> bash$

Thanks for the report.  This was exactly what I needed.  The fix will be
in the next release of bash.  I've attached a patch for the curious or
impatient.

Chet

-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU    address@hidden    http://cnswww.cns.cwru.edu/~chet/

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