[R] PHP escapeshellcmd() equivalent

[Yihui Xie]

You probably mean shQuote().

Regards,
Yihui
--
Yihui Xie <xieyihui at gmail.com>
Phone: 515-294-2465 Web: http://yihui.name
Department of Statistics, Iowa State University
2215 Snedecor Hall, Ames, IA


On Fri, Aug 24, 2012 at 3:17 PM, Roebuck,Paul L <proebuck at mdanderson.org> wrote:
> On 8/24/12 2:59 PM, "R. Michael Weylandt" <michael.weylandt at gmail.com>
> wrote:
>
>> On Fri, Aug 24, 2012 at 2:48 PM, Roebuck,Paul <proebuck at mdanderson.org>
>> wrote:
>>> [Redirected from R-Devel...]
>>>
>>> Not that I recall running across such, but does R (or CRAN package)
>>> provide something equivalent to PHP's escapeshellcmd() function
>>> to escape shell job control, wildcards, etc?
>>
>> I don't know PHP, but what does escapeshellcmd() provide over and
>> above what system() / system2() do?
>>
>
> As before, it escapes job control, etc from the command string.
> Assuming such existed in R, it would be used something like this:
>
> R> system(escapeshellcmd(sprintf("somecmd %s", untrustedInput1)))