From c42dad3b1d454d030facc94c94d677f830842403 Mon Sep 17 00:00:00 2001
From: Larry Shaffer <lshaffer@boundlessgeo.com>
Date: Wed, 30 Nov 2016 11:44:49 -0700
Subject: [PATCH] Fix unset variable error for CHECK_GRASS_EXTRA_INCLUDE_DIRS
 macro

---
 cmake/FindGRASS.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmake/FindGRASS.cmake b/cmake/FindGRASS.cmake
index 09c095006db..d09ec59ccbf 100644
--- a/cmake/FindGRASS.cmake
+++ b/cmake/FindGRASS.cmake
@@ -136,7 +136,7 @@ MACRO (CHECK_GRASS G_PREFIX)
           SET(GRASS_FOUND${GRASS_FIND_VERSION} TRUE)
           SET(GRASS_FOUND TRUE) # GRASS_FOUND is true if at least one version was found
           SET(GRASS_PREFIX${GRASS_CACHE_VERSION} ${G_PREFIX})
-          CHECK_GRASS_EXTRA_INCLUDE_DIRS(${GRASS_CACHE_VERSION})
+          CHECK_GRASS_EXTRA_INCLUDE_DIRS(${GRASS_FIND_VERSION})
           IF(GRASS_FIND_VERSION EQUAL 6)
             # Set also normal variable with number
             SET(GRASS_INCLUDE_DIR${GRASS_FIND_VERSION} ${GRASS_INCLUDE_DIR${GRASS_CACHE_VERSION}})