[Rcpp-devel] Building/linking trouble with cxxfunction()
edd at debian.org
Thu Feb 17 01:40:59 CET 2011
On 16 February 2011 at 17:05, Ken.Williams at thomsonreuters.com wrote:
| On 2/16/11 4:53 PM, "Dirk Eddelbuettel" <edd at debian.org> wrote:
| >On 16 February 2011 at 16:20, Ken.Williams at thomsonreuters.com wrote:
| >| On 2/16/11 4:00 PM, "Dirk Eddelbuettel" <edd at debian.org> wrote:
| >| >Here is an updated version of the 'secondExample' from that
| >| >example file in Rcpp. It uses the plugin generator facility to
| >| >LIBS which makes it work on my box.
| >| Aha, I hadn't suspected that plugins would be the secret to using
| >| libraries.
| >No, as I tried to explain in great length. The minimal example should
| > $ export PKG_CXXFLAGS="...some header location..."
| > $ export PKG_LIBS="...some libs..."
| > $ R CMD SHLIB foo.cpp
| >and inline / cxxfunction can be of help if you know these values.
I worded that poorly. It also need "and you know which values you want to
stick into your customized call of cxxfunction".
| Well, I figured (because of section 2.4 in the Rcpp-FAQ) that I'd be
| frowned upon if I tried to do that. Having already committed so many
| frownable offenses I wasn't eager to add another one.
Note, though, that Rcpp FAQ queston 2.4 is for a completely different
context: a _vanilla_ C++ file with no other depends. All your woes here are
to the non-standardness of your problem. Which is somehting that is not as
well documented as it is, well, less standard.
| Thanks for the help.
Always a pleasure.
Dirk Eddelbuettel | edd at debian.org | http://dirk.eddelbuettel.com
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