From 5acda4b967684d491cda9297fe87102f41c64e30 Mon Sep 17 00:00:00 2001
From: Edward Hartnett <Edward.Hartnett@noaa.gov>
Date: Wed, 19 Aug 2020 07:09:51 -0600
Subject: [PATCH] error out of cmake if netcdf-c dispatch table wont work for
 netcdf integration

---
 CMakeLists.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 667e38c544c..03082b35be1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -347,6 +347,9 @@ CHECK_C_SOURCE_COMPILES("
 int main() {return 0;}" HAVE_DISPATCH2)
 
 if (NETCDF_INTEGRATION)
+  if (NOT HAVE_DISPATCH2)
+    message (FATAL_ERROR "Need newer version of netcdf-c for netcdf integration feature, please upgrade your netCDF library")
+  endif ()
   set(HAVE_NETCDF_INTEGRATION 1)
 else ()
   set(HAVE_NETCDF_INTEGRATION 0)