Function as_character_externalptr

src/api.cpp:163–167

[[Rcpp::internal]]

// [[Rcpp::internal]]
SEXP as_character_externalptr(SEXP xp) {
    char buffer[20];
    snprintf(buffer, 20, "%p", (void*)R_ExternalPtrAddr(xp));
    return Rcpp::wrap((const char*)buffer);
}                                                               // #nocov end

// [[Rcpp::internal]]
SEXP rcpp_capabilities() {