[Rcpp-devel] Are there any C++ function name restrictions?
dtsmith at mindspring.com
Thu May 30 02:51:43 CEST 2013
Since you changed the function name, you can no longer call rcpp_hello_world() from R. Try calling the new function name.
Better yet, start over, leave rcpp_hello_world code alone and add another .cpp, .h, and .R file with another function.
On May 29, 2013, at 8:41 PM, Asis Hallab <asis.hallab at gmail.com> wrote:
> Dear Dirk, Hadley and Rccp Experts,
> thank you very much for your input.
> Unfortunately I still cannot solve my problem.
> I took Dirk's advise and used Rcpp.package.skeleton(name="foobar") to
> create a new Hello-World package.
> Then I build and installed it with
> R CMD INSTALL foobar/
> From an interactive R shell I could call the function
> rcpp_hello_world() successfully.
> Then the very only thing I did was changing the function name
> rcpp_hello_world to
> conditionalProbabilityTables in three files src/rcpp_hello_world.h,
> src/rcpp_hello_world.cpp, and R/rcpp_hello_world.R
> Finally I rebuild it with R CMD INSTALL foobar and could no longer
> call function rcpp_hello_world() in an interactive R shell.
> Error in .Call("conditionalProbabilityTables", PACKAGE = "foobar") :
> "conditionalProbabilityTables" not available for .Call() for package "foobar"
> I put the whole test project "foobar" to be browsed and checked out on github:
> Please help me resolve my issues.
> Thank you very much.
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