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Re: nonsensical error message when backgrounding invocation of wait buil


From: Eric Blake
Subject: Re: nonsensical error message when backgrounding invocation of wait builtin
Date: Wed, 30 Dec 2009 21:48:07 -0700
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According to Steve Newcomb on 12/30/2009 7:29 PM:
> address@hidden:/home/srn# /tmp/z.sh
> here we are!
> pidOfBackgroundProcess=20944
> /tmp/z.sh: line 10: wait: pid 20944 is not a child of this shell
> 
> (But, of course, pid 20944 *was* in fact a child of this shell.)

Actually, by using &, you have run wait in a subshell, and 20944 was NOT a
child of the subshell.  I don't know if there is anything that can be done
to clarify the error message, though.

- --
Don't work too hard, make some time for fun as well!

Eric Blake             address@hidden
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