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Re: bash



* Pigeon (jah.pigeon@ukonline.co.uk) [021218 20:26]:
> On Wed, Dec 18, 2002 at 04:45:19PM -0600, Dave Sherohman wrote:
> > environment.  I'm sure you can see that profiles would be much less
> > useful if they were executed instead of sourced...
> 
> And there was me thinking in my fuzzy way that that was why they
> exported variables instead of just setting them.

Well, that's wrong too (not to steal all your fuzz =)

exporting variables makes them available in child processes, not parent
processes.  So if your shell runs a subshell that exports variables and
then exits, the net effect will be zero.  Try it:

$ ( export FOO=bar ; echo $FOO )
$ echo $FOO

good times,
Vineet
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