[Rd] cygwin and tar -- still?

[Uwe Ligges]

Jeff D. Hamann wrote:
> I've upgraded laptops and have put a new version of R on the new machine as 
> well as the tools for building packages. I know R has required a 
> "non-broken" version of tar for some time now and was hoping to not have to 
> install any cygwin tools. Since building packages requires the use of MinGW 
> and MSYS, why can't we simply use the tar that's part of msys?

No, "MSYS" is not required nor supported.


> After looking at the following results:
> 
> E:\conifers>rcmd build --binary rconifers
> * checking for file 'rconifers/DESCRIPTION' ... OK
> * preparing 'rconifers':
> * checking DESCRIPTION meta-information ... OK
> * cleaning src
> * checking whether 'INDEX' is up-to-date ... NO
> * use '--force' to overwrite the existing 'INDEX'
> * removing junk files
> tar: /cygdrive/E/conifers/rconifers_0.0-5.tar: Cannot open: No such file or 
> directory
> tar: Error is not recoverable: exiting now
> tar: /cygdrive/E/conifers/rconifers_0.0-5.tar: Cannot open: No such file or 
> directory
> tar: Error is not recoverable: exiting now
> Error: cannot open file 'rconifers/DESCRIPTION' for reading
> 
> E:\conifers>
> 
> I still don't understand why the cygwin tool is required. I'm just a mere 
> simpleton and haven't spent the time required to become king-fu master with 
> this particular minutiae. Could the script that builds the package be fixed? 
> Is it broken? If it's not broken, what's with the cygdrive stuff? why does 
> the entire path need to be there?
> 
> Is the tar that's in the tools.zip from 
> http://www.murdoch-sutherland.com/Rtools/ any different than the one with 
> MSYS?

Yes, it is different and it works.

Simply don't use MSYS, but use the recommended tools.


Uwe Ligges



> 
> Jeff.
> 
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