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Re: Bash-3.2 Official Patch 20
From: |
Chet Ramey |
Subject: |
Re: Bash-3.2 Official Patch 20 |
Date: |
Sat, 25 Aug 2007 21:21:28 -0400 |
User-agent: |
Thunderbird 2.0.0.6 (Macintosh/20070728) |
Mike Frysinger wrote:
> a side note ... if you change any of BASH_{ARGC,ARGV,LINENO,SOURCE} before
> setting a readonly variable, bash will not spit out the error message about
> the variable being readonly ...
> (UID=1)
> -bash: UID: readonly variable
> (BASH_ARGC= UID=1)
> <no output>
> this regression seems to have appeared between the last bash-2 and the first
> bash-3 ...
They're not readonly variables. The shell doesn't allow them to be unset,
but you can assign new (even nonsense) values.
Chet
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
Live Strong. No day but today.
Chet Ramey, ITS, CWRU chet@case.edu http://cnswww.cns.cwru.edu/~chet/