H
ow about a custom error handling function? As in,

options(error = quote( ...CODE TO SEND EMAIL ... ))


On Wed, Jul 24, 2013 at 4:06 PM, brt <brt381@mail.usask.ca> wrote:

> I have a web service that uses an R script to perform the analysis.  At the
> end of the R script, I use the system function to call an external (perl)
> script that sends the user an e-mail telling them that their analysis has
> finished running, and where they can download the results.  However, if the
> R script crashes (say...
>
> Error in scan(file, what, nmax, sep, dec, quote, skip, nlines, na.strings,
> :
>   line 5 did not have 42 elements
> Calls: as.matrix -> read.table -> scan
> Execution halted
>
> ), I want the R script to call an external script that will e-mail the user
> telling them that an error has occurred. I do not want to use try-catch
> blocks because I want this to happen no matter what/where the error, and
> because the script is large and it would be unwieldy to try to catch
> specific things. Is this possible, and if so, how?
>
> Thank you very much in advance for any help!
>
>
>
> --
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>
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