From 3caaff4c080ce20aa44810f4c033a1cc551ccab7 Mon Sep 17 00:00:00 2001
From: Ben Boeckel <ben.boeckel@kitware.com>
Date: Wed, 10 Feb 2021 15:19:19 -0500
Subject: FindGDAL: conditionally set the output variables

---
 Modules/FindGDAL.cmake | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/Modules/FindGDAL.cmake b/Modules/FindGDAL.cmake
index e2c9514..140504c 100644
--- a/Modules/FindGDAL.cmake
+++ b/Modules/FindGDAL.cmake
@@ -160,12 +160,14 @@ FIND_PACKAGE_HANDLE_STANDARD_ARGS(GDAL
     VERSION_VAR GDAL_VERSION
     REQUIRED_VARS GDAL_LIBRARY GDAL_INCLUDE_DIR)
 
-if (GDAL_FOUND AND NOT TARGET GDAL::GDAL)
-    add_library(GDAL::GDAL UNKNOWN IMPORTED)
-    set_target_properties(GDAL::GDAL PROPERTIES
-        IMPORTED_LOCATION "${GDAL_LIBRARY}"
-        INTERFACE_INCLUDE_DIRECTORIES "${GDAL_INCLUDE_DIR}")
+if (GDAL_FOUND)
+    set(GDAL_LIBRARIES ${GDAL_LIBRARY})
+    set(GDAL_INCLUDE_DIRS ${GDAL_INCLUDE_DIR})
+
+    if (NOT TARGET GDAL::GDAL)
+        add_library(GDAL::GDAL UNKNOWN IMPORTED)
+        set_target_properties(GDAL::GDAL PROPERTIES
+            IMPORTED_LOCATION "${GDAL_LIBRARY}"
+            INTERFACE_INCLUDE_DIRECTORIES "${GDAL_INCLUDE_DIR}")
+    endif ()
 endif ()
-
-set(GDAL_LIBRARIES ${GDAL_LIBRARY})
-set(GDAL_INCLUDE_DIRS ${GDAL_INCLUDE_DIR})
-- 
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