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Re: grep: return code with -v and empty input
From: |
Alain Magloire |
Subject: |
Re: grep: return code with -v and empty input |
Date: |
Mon, 26 Mar 2001 10:22:28 -0500 (EST) |
>
> On Fri, 23 Mar 2001, Alain Magloire wrote:
>
> >>>According to the documentation, the -v flag is supposed to invert the
> >>>exit status:
> >>>
> >>>>Normally, exit status is 0 if matches were found, and 1 if no matches
> >>>>were found (the `-v' option inverts the sense of the exit status).
>
> >grep.info and man page:
> >Diagnostics
> >***********
> >
> > Normally, exit status is 0 if selected lines are found and 1
> >otherwise. But the exit status is 2 if an error occurred, unless the
> >`-q' or `--quiet' or `--silent' option is used and a selected line is
> >found.
> >
> >Is this not clear?
>
> That's not quite the same as the info page for grep that I had. (Do you
> mean this is the proposed new documentation?) But yes, it is clear.
> The misleading sentence '-v inverts the exit status' was the problem I
> think.
My mistake, this was not in the last release, or rather missed the deadline
for 2.4.2, I could not trace the origin of what triggered the change, but
it should be in 2.5
Thanks, for the feedback.
--
au revoir, alain
----
Aussi haut que l'on soit assis, on n'est toujours assis que sur son cul !!!