> Your package depends on Rcpp, so I didn't try it in the alpha version of
2.12.0

It's a mistake, in fact it does not depend anymore. You can safely delete
the src/Makevars file.


Duncan Murdoch
>
>
>  Steps to reproduce the problem:
>>
>> * unarchive it ( tar zxvf foo_0.1.tar.gz )
>> * cd foo
>> * install it locally ( mkdir local; R CMD INSTALL -l local . )
>> * R
>> >  library(foo, lib.loc="local/")
>> >.dynLibs()
>> # there you should be able to see the foo.so lib, in my case
>> /x05/people/m160508/workspace/foo/local/foo/libs/foo.so
>>
>> >  unloadNamespace("foo")
>> .onUnload, libpath= local/fooWarning message:
>> .onUnload failed in unloadNamespace() for 'foo', details:
>>   call: library.dynam.unload("foo", libpath)
>>   error: shared library 'foo' was not loaded
>>
>> #The libpath that the .onUnload() gets is "local/foo".
>>
>> #This fails:
>> >library.dynam.unload("foo", "local/foo")
>> Error in library.dynam.unload("foo", "local/foo") :
>>   shared library 'foo' was not loaded
>>
>> # but if you use the absolute path it works:
>> >library.dynam.unload("foo",
>> "/x05/people/m160508/workspace/foo/local/foo")
>>
>> Karl
>>
>> On Tue, Sep 21, 2010 at 5:33 PM, Duncan Murdoch<murdoch.duncan@gmail.com
>> >wrote:
>>
>> >   On 21/09/2010 10:38 AM, Karl Forner wrote:
>> >
>> >>  Hello,
>> >>
>> >>  I got no reply on this issue.
>> >>  It is not critical and I could think of work-around, but it really
>> looks
>> >>  like a bug to me.
>> >>  Should I file a bug-report instead of posting in this list ?
>> >>
>> >
>> >  I'd probably post instructions for a reproducible example first.  Pick
>> some
>> >  CRAN package, tell us what to do with it to trigger the error, and then
>> we
>> >  can see if it's something special about your package or Roxygen or a
>> general
>> >  problem.
>> >
>> >  Duncan Murdoch
>> >
>> >   Thanks,
>> >>
>> >>  Karl
>> >>
>> >>  On Thu, Sep 16, 2010 at 6:11 PM, Karl Forner<karl.forner@gmail.com>
>> >>   wrote:
>> >>
>> >>  >   Hello,
>> >>  >
>> >>  >   I have a package with a namespace. Because I use Roxygen that
>> >>  overwrites
>> >>  >   the NAMESPACE file each time it is run, I use a R/zzz.R file with
>> >>  >   an .onLoad() and .onUnload() functions to take care of loading and
>> >>  >   unloading my shared library.
>> >>  >
>> >>  >   The problem: if I load my library from a local directory, then the
>> >>  >   unloading of the package fails, e.g:
>> >>  >
>> >>  >   # loads fine
>> >>  >   >library(Foo, lib.loc=".Rcheck")
>> >>  >
>> >>  >   >unloadNamespace("Foo")
>> >>  >   Warning message:
>> >>  >   .onUnload failed in unloadNamespace() for 'Foo', details:
>> >>  >     call: library.dynam.unload("Foo", libpath)
>> >>  >     error: shared library 'Foo' was not loaded
>> >>  >
>> >>  >   # I traced it a little:
>> >>  >   >library.dynam.unload("Foo", ".Rcheck/Foo")
>> >>  >   Error in library.dynam.unload("Foo", ".Rcheck/Foo") :
>> >>  >     shared library 'Foo' was not loaded
>> >>  >
>> >>  >   # using an absolute path works
>> >>  >   >library.dynam.unload("Foo", "/home/toto/.Rcheck/Foo")
>> >>  >
>> >>  >
>> >>  >   So from what I understand, the problem is either that the relative
>> >>  libpath
>> >>  >   is sent to the .onUnload() function instead of the absolute one,
>> >>  >   or that library.dynam.unload() should be modified to handle the
>> >>  relative
>> >>  >   paths.
>> >>  >
>> >>  >   Am I missing something ? What should I do ?
>> >>  >
>> >>  >   Thanks,
>> >>  >
>> >>  >
>> >>  >   Karl
>> >>  >
>> >>
>> >>         [[alternative HTML version deleted]]
>> >>
>> >>  ______________________________________________
>> >>  R-devel@r-project.org mailing list
>> >>  https://stat.ethz.ch/mailman/listinfo/r-devel
>> >>
>> >
>> >
>>
>>
>

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