[Rd] Problems with package containing S4 classes

[Benilton Carvalho]

your namespace probably contains:

useDynLib(testS4)

but you don't have any compiled code...

remove that line and everything will be fine.

btw, if you're playing with S4, you must import 'methods'

b

On Mar 16, 2007, at 4:55 PM, cstrato wrote:

> Dear all,
>
> Currently, I am trying to create a test package "testS4" using S4  
> classes,
> which I am attaching.
>
> Running R CMD check gives the following error:
>
> coeurebooks-computer:/Volumes/CoreData/CRAN cs$ R CMD check  
> testS4_0.1.1.tar.gz
> * checking for working latex ...sh: line 1: latex: command not found
> NO
> * using log directory '/Volumes/CoreData/CRAN/testS4.Rcheck'
> * using R version 2.5.0 Under development (unstable) (2007-02-26  
> r40806)
> * checking for file 'testS4/DESCRIPTION' ... OK
> * this is package 'testS4' version '0.1.1'
> * checking package dependencies ... OK
> * checking if this is a source package ... OK
> * checking whether package 'testS4' can be installed ... OK
> * checking package directory ... OK
> * checking for portable file names ... OK
> * checking for sufficient/correct file permissions ... OK
> * checking DESCRIPTION meta-information ... OK
> * checking top-level files ... OK
> * checking index information ... OK
> * checking package subdirectories ... OK
> * checking R files for non-ASCII characters ... OK
> * checking R files for syntax errors ... OK
> * checking whether the package can be loaded ... ERROR
> Error in library.dynam(lib, package, package.lib) :
>        shared library 'testS4' not found
> Error: package/namespace load failed for 'testS4'
> Execution halted
>
> Can someone explain what this error means?
> What is meant with "shared library"?
>
> For another test package I get the following error
> coeurebooks-computer:/Volumes/CoreData/CRAN cs$ R CMD INSTALL -l ~/ 
> Library/R/library mytest_0.3.2.tar.gz
> * Installing *source* package 'mytest' ...
> ** R
> ** save image
> Error in setMethod("export", "derivedClass", export.derivedClass) :
>        no existing definition for function "export"
> Error: unable to load R code in package 'mytest'
> Execution halted
>
> This error is even more strange since I cannot reproduce it in the  
> attached package.
> What may be the reason for this error?
>
> Thank you in advance.
> Best regards
> Christian
> _._._._._._._._._._._._._._._._
> C.h.i.s.t.i.a.n S.t.r.a.t.o.w.a
> V.i.e.n.n.a       A.u.s.t.r.i.a
> _._._._._._._._._._._._._._._._
>
> <testS4_0.1.1.tar.gz>
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