Re: [R] How to build a package which loads Rgraphviz (if installed)...

From: William Revelle <>
Date: Sat, 12 Jul 2008 18:33:01 -0500

At 6:36 PM -0400 7/12/08, Duncan Murdoch wrote:
>On 12/07/2008 6:27 PM, Søren Højsgaard wrote:
>>Thanks for the suggestion, but it does not
>>solve the problem; I get the same warning from
>>rcmd check. I suspect that rcmd check actually
>>checks that any package referred to in
>>require() is declared in the DESCRIPTION file.
>>From the version numbers from your 'psych'
>>package I guess you are stuck with the same

No, actually the most recent upgrade to CRAN (version 1.0.51 ) which has Rgraphviz passed all the tests yesterday and should be appearing soon. I tend to work on multiple improvements (and thus the jump in numbers) locally before uploading to CRAN. Duncan is, of course, correct, that you need to have Rgraphviz on your machine for it pass the tests.

>There are varying degrees of dependence.
>Probably "Suggests" is what you want.
>Note that *you* need to have RGraphViz to make
>it through the checks, but other users won't
>need it.
>Duncan Murdoch

William Revelle
Department of Psychology   
Northwestern University
Attend  ISSID/ARP:2009     

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Received on Sat 12 Jul 2008 - 23:42:13 GMT

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