From dc17a8e204ff4280c8827c4d20384366092fcfb7 Mon Sep 17 00:00:00 2001
From: Anthony Islas <aislas@ucar.edu>
Date: Thu, 12 Jun 2025 12:23:13 -0700
Subject: [PATCH] Add default values to controllable cmake options

The default options are useful when completely
bypassing the configuration prompts. Without these
default options certain comparision operators are
left evaluating blank expansions that would
otherwise lead to malformed syntax
---
 CMakeLists.txt | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6f473679..2e252cb6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -44,7 +44,11 @@ include( wrf_case_setup )
 wrf_get_version( ${PROJECT_SOURCE_DIR}/README )
 
 # Disable WRF-specifics entirely
-set( USE_WRF      ON CACHE BOOL "USE_WRF"     )
+set( USE_WRF          ON CACHE BOOL "USE_WRF"         )
+set( USE_DOUBLE      OFF CACHE BOOL "USE_DOUBLE"      )
+set( USE_MPI         OFF CACHE BOOL "USE_MPI"         )
+set( BUILD_EXTERNALS OFF CACHE BOOL "BUILD_EXTERNALS" )
+
 
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