[Rd] xxx not available for .C in package yyy

Dirk Eddelbuettel edd at debian.org
Tue Jun 21 02:46:22 CEST 2016


On 20 June 2016 at 21:47, Izmirlian, Grant (NIH/NCI) [E] wrote:
| Hi R package developers. This is literally the strangest thing I've ever seen.
| Latest (as of a month ago) R under cygwin64.  I'm teaching an intern package
| building and using the .C interface.  The package compiles, but when it gets
| to "setting up lazy load" or some such it throws the error "triang" not available for .C()
| in package "randpkg".  Upon checking, after removing the current version of the package
| incrementing the package number just to make sure, commenting out the portion of the
| R code that calls .C(), then building, INSTALLING again, this time works. We are able
| to call .C("trian", ...) by hand inside of R, but then when we uncomment out the call
| in the .R file, it throws the error again. We've even retyped that portion of code, we've
| even dos2unix 'd everything.  Any thoughts?

In the top-level file NAMESPACE, do you have


to ensure the dynamic library is loaded?


PS Please consider using .Call() instead of .C(). 

http://dirk.eddelbuettel.com | @eddelbuettel | edd at debian.org

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