Correctly handle different version availabilities

stan-dev · Apr 22, 2024 · 7584c4d · 7584c4d
1 parent b4da478
commit 7584c4d
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/R/rstan_config.R b/R/rstan_config.R
@@ -217,8 +217,6 @@ rstan_config <- function(pkgdir = ".") {
     cat("#include <exporter.h>",
         eigen_incl,
         "#include <stan/math/prim/meta.hpp>",
-        # Make stan::rng_t typedef available
-        "#include <stan/services/util/create_rng.hpp>",
         file = file.path(pkgdir, "src",
                          paste(basename(pkgdir), "types.h", sep = "_")),
         sep = "\n")
@@ -238,7 +236,9 @@ rstan_config <- function(pkgdir = ".") {
     } else {
       cppcode <- c("#include <rstan/rstaninc.hpp>", cppcode)
     }
-    cppcode <- gsub("boost::ecuyer1988", "stan::rng_t", cppcode, fixed = TRUE)
+    if (utils::packageVersion('StanHeaders') >= "2.34") {
+      cppcode <- gsub("boost::ecuyer1988", "stan::rng_t", cppcode, fixed = TRUE)
+    }
     # Stan header file
     hdr_name <- .stan_prefix(model_name, ".h")
     # get license file (if any)
@@ -278,7 +278,7 @@ rstan_config <- function(pkgdir = ".") {
                                   header = paste0('#include "', hdr_name, '"'),
                                   module = paste0("stan_fit4",
                                                   model_name, "_mod"),
-                                  CppClass = "rstan::stan_fit<stan_model, stan::rng_t> ",
+                                  CppClass = "rstan::stan_fit<stan_model, boost::random::ecuyer1988> ",
                                   Rfile = FALSE)
               )
     })