Modification de la recherche de GDAL dans le CMakeLists.txt de OTB.

CMakeLists.txt

@@ -85,12 +85,17 @@ ENDIF(OTB_USE_EXTERNAL_ITK)
 #-------------------------------
 # Librairie GDAL
 #-------------------------------
-FIND_PATH(GDAL_LIBRARY_DIRS gdal PATHS $ENV{GDAL_DIR_LIB} )
-FIND_PATH(GDAL_INCLUDE_DIRS gdal.h $ENV{GDAL_DIR_INCLUDES} )
+FIND_LIBRARY(GDAL_LIBRARY_DIRS gdal PATHS $ENV{GDAL_LIBRARY_DIRS} )
+FIND_PATH(GDAL_INCLUDE_DIRS gdal.h $ENV{GDAL_INCLUDE_DIRS} )
 IF (NOT GDAL_LIBRARY_DIRS)
 MESSAGE(FATAL_ERROR
-	  "Cannot find GDAL library. Please set GDAL_LIBRARY_DIRS and GDAL_INCLUDE_DIRS.")
+	  "Cannot find GDAL library. Please set GDAL_LIBRARY_DIRS.")
 ENDIF (NOT GDAL_LIBRARY_DIRS)
+IF (NOT GDAL_INCLUDE_DIRS)
+MESSAGE(FATAL_ERROR
+	  "Cannot find GDAL include directory. Please set GDAL_INCLUDE_DIRS.")
+ENDIF (NOT GDAL_INCLUDE_DIRS)
+
 
 INCLUDE_DIRECTORIES(${GDAL_INCLUDE_DIRS})