From 38d9ae9aff4b574ce1f52de957929718e9b04e30 Mon Sep 17 00:00:00 2001
From: Roger Bivand <Roger.Bivand@nhh.no>
Date: Tue, 21 Jan 2020 09:59:36 +0100
Subject: [PATCH] fix error for old PROJ/GDAL

---
 R/CRS-methods.R | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/R/CRS-methods.R b/R/CRS-methods.R
index cfbd6f4..26f3604 100644
--- a/R/CRS-methods.R
+++ b/R/CRS-methods.R
@@ -58,7 +58,13 @@ if (!is.R()) {
                 if (!is.na(uprojargs) && !res[[1]]) stop(res[[2]])
                 uprojargs <- res[[2]]
                 comm <- res[[3]]
-            } else stop("rgdal version mismatch")
+            } else { #stop("rgdal version mismatch")
+                if (!is.na(uprojargs)) {
+                    res <- rgdal::checkCRSArgs(uprojargs)
+                    if (!res[[1]]) stop(res[[2]])
+                    uprojargs <- res[[2]]
+                }
+            }
         } else stop("rgdal version mismatch")
     }
     res <- new("CRS", projargs=uprojargs)