[Rd] Encourage exit with nonzero error status in ?last.dump

[Scott Kostyshak]

On Fri, Jun 13, 2014 at 5:32 AM, Martin Maechler
<maechler at stat.math.ethz.ch> wrote:
>>>>>> Scott Kostyshak <skostysh at princeton.edu>
>>>>>>     on Fri, 13 Jun 2014 02:04:36 -0400 writes:
>
>     > The following example in ?dump.frames options(error =
>     > quote({dump.frames(to.file = TRUE); q()}))
>
>     > is useful for teaching the user how to save a frame dump
>     > when R encounters an error during non-interactive
>     > sessions. This command however causes an additional change
>     > that on encountering an error R exits with a 0 error
>     > status. Although it's just an example, it's an important
>     > one as it's referenced in the 'Details' section of the
>     > help file. I think it would be better to encourage exiting
>     > with a nonzero error status:
>
>     > options(error = quote({dump.frames(to.file = TRUE); q(status = 1)}))
>
> You are right.
> Thank you for the suggestion: it will be in next
> release.
>
> Martin Maechler,
> ETH Zurich

Thanks, Martin.


--
Scott Kostyshak
Economics PhD Candidate
Princeton University