[R-SIG-Mac] suppressPackageStartupMessages() does not work on the command line version R (but works on the GUI version)

[Simon Urbanek]

On Jun 11, 2012, at 10:15 AM, Peng Yu wrote:

> On Mon, Jun 11, 2012 at 8:47 AM, peter dalgaard <pdalgd at gmail.com> wrote:
>> 
>> On Jun 11, 2012, at 13:04 , peter dalgaard wrote:
>> 
>>> 
>>> On Jun 11, 2012, at 12:21 , Peng Yu wrote:
>>> 
>>>> Hi,
>>>> 
>>>> suppressPackageStartupMessages works in the GUI version of R on my
>>>> Mac. But it does not work in the command line version of R. Could
>>>> anybody take a look what is wrong with the command line version?
>>>> Thanks!
>>>> 
>>> ....
>>>> 
>>>>> suppressMessages(library(MCMCpack))
>>>> ##
>>>> ## Markov Chain Monte Carlo Package (MCMCpack)
>>>> ## Copyright (C) 2003-2012 Andrew D. Martin, Kevin M. Quinn, and Jong Hee Park
>>>> ##
>>>> ## Support provided by the U.S. National Science Foundation
>>>> ## (Grants SES-0350646 and SES-0350613)
>>>> ##
>>> 
>>> Not to put too fine a point on it:
>>> 
>>>> suppressPackageStartupMessages(library(MCMCpack))
>>>> 
>>> 
>> 
>> (in which our ever beloved, user-friendly and helpful OSX Mail application has converted R's prompt character to a vertical bar, as if the ">" were indicating citation from a previous message. Therefore, it is not immediately obvious that the above command does indeed suppress package startup messages....)
>> 
> 
> It is my mistake for putting the wrong command. Here is the output for
> suppressPackageStartupMessages in the command line version R on Mac.
> 
> I have had a second person to try it on his system. And he observed
> the same behavior. Would you please try it on your system to see if
> you get the same behavior?
> 

At least in (even old) R-patched it seems just fine:

> suppressPackageStartupMessages(library(MCMCpack))
> sessionInfo()
R version 2.15.0 Patched (2012-04-03 r58917)
Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)

locale:
[1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8

attached base packages:
[1] stats     graphics  grDevices utils     datasets  methods   base     

other attached packages:
[1] MCMCpack_1.2-3 MASS_7.3-17    coda_0.14-7    lattice_0.20-6

loaded via a namespace (and not attached):
[1] grid_2.15.0  tools_2.15.0

Cheers,
S


>> suppressPackageStartupMessages(library(MCMCpack))
> ##
> ## Markov Chain Monte Carlo Package (MCMCpack)
> ## Copyright (C) 2003-2012 Andrew D. Martin, Kevin M. Quinn, and Jong Hee Park
> ##
> ## Support provided by the U.S. National Science Foundation
> ## (Grants SES-0350646 and SES-0350613)
> ##
> 
> 
> ~$ R --version
> R version 2.15.0 (2012-03-30)
> Copyright (C) 2012 The R Foundation for Statistical Computing
> ISBN 3-900051-07-0
> Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)
> 
> R is free software and comes with ABSOLUTELY NO WARRANTY.
> You are welcome to redistribute it under the terms of the
> GNU General Public License versions 2 or 3.
> For more information about these matters see
> http://www.gnu.org/licenses/.
> 
> 
> 
> -- 
> Regards,
> Peng
> 
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