[R] Question with R CMD SHLIB in 64 bit R

[Uwe Ligges]

On 14.04.2012 21:53, Katharine Miller wrote:
> OK.  So, I have 64 bit Windows 7 and I have installed R 2.15.0


Yes, and have you also installed version 2.15 of the Rtools?

Uwe ligges


> Thanks
>
> 2012/4/14 Uwe Ligges<ligges at statistik.tu-dortmund.de>
>
>>
>>
>> On 14.04.2012 19:01, Katharine Miller wrote:
>>
>>> Hi,
>>>
>>> Sorry - I should have said that I was using Windows 7 on a 64 bit computer
>>> in my earlier post.
>>>
>>
>> Which Windows 7? 64-bit or 32-bit?
>>
>>
>>
>>> I used the installer to install R, I did not do a build from source.  I
>>> have read the installation instructions.  Both R and Rtools are first in
>>> my
>>> path, but by toolchain do you mean that I need to install the mingw-w64
>>> toolchain?  Since the installation instructions indicate that Windows
>>> 64-bit is integrated into the R package and build systems, I assumed this
>>> wasn't necessary - but that would be an easy fix!
>>>
>>
>> You need Rtools 2.15 (and not earlier).
>> the gcc 4.6.3 is part of it (and it builds both 32 and 64 bit binaries)
>>
>> Uwe
>>
>>
>>
>>
>>> Thank you.
>>>
>>> - Katharine
>>>
>>>
>>>
>>> 2012/4/14 Uwe Ligges<ligges at statistik.tu-**dortmund.de<ligges at statistik.tu-dortmund.de>
>>>>
>>>
>>>
>>>>
>>>> On 14.04.2012 00:24, Katharine Miller wrote:
>>>>
>>>>   Hi,
>>>>>
>>>>> I have some C++ code that I compiled into a dll for use in 32 bit R and
>>>>> would like to recompile for use in 64bit R.  I thought it would be as
>>>>> easy
>>>>> as going to R-2.15.0\bib\x64 and running R CMD SHLIB mfregRF.c
>>>>>
>>>>>
>>>>
>>>> Is this Windows?
>>>>
>>>> 1. If so, is your OS 64-bit? Otherwise that R won't run for you.
>>>> 2. Do you have the latest toolchain first in your PATH?
>>>> 3. Do yo follow the details of the most recent version of the R
>>>> Installation and Administration manual?
>>>>
>>>> Uwe Ligges
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>    but that doesn't do anything.  It doesn't give me any error messages,
>>>> but
>>>>
>>>>> it also doesn't create a shared (so) file. I just get the command prompt
>>>>> back.
>>>>>
>>>>>   I also tried \bin\x64 R CMD SHLIB - help, and again got nothing but the
>>>>> command prompt back.
>>>>>
>>>>> Just to check, I ran R CMD SHLIB from \bin\i386 on the same C++ files
>>>>> and
>>>>> it produced a working dll just like usual.
>>>>>
>>>>> Is there something that I need to do to the C++ files to make them
>>>>> compatible with 64 bit?  They are not file that I made, so I do not know
>>>>> how they were originally compiled.
>>>>>
>>>>> Thanks for any help.
>>>>>
>>>>> - Katharine
>>>>>
>>>>>         [[alternative HTML version deleted]]
>>>>>
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>>>>>>
>>>>> PLEASE do read the posting guide http://www.R-project.org/**
>>>>> posting-guide.html<http://www.**R-project.org/posting-guide.**html<http://www.R-project.org/posting-guide.html>
>>>>>>
>>>>>
>>>>> and provide commented, minimal, self-contained, reproducible code.
>>>>>
>>>>>
>>>>
>>>
>
> 	[[alternative HTML version deleted]]
>
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