ENH: add geotiff dependency to OSSIM

CMake/External_ossim.cmake

@@ -31,6 +31,16 @@ else()
     list(APPEND ${proj}_DEPENDENCIES TIFF)
   endif()
   
+  if(USE_SYSTEM_GEOTIFF)
+    set(OSSIM_SB_GEOTIFF_CONFIG)
+  else()
+    set(OSSIM_SB_GEOTIFF_CONFIG 
+      -DGEOTIFF_INCLUDE_DIR:STRING=${CMAKE_INSTALL_PREFIX}/include
+      -DGEOTIFF_LIBRARY:STRING=${CMAKE_INSTALL_PREFIX}/lib/libgeotiff.so
+      )
+    list(APPEND ${proj}_DEPENDENCIES GEOTIFF)
+  endif()
+  
   if(USE_SYSTEM_GEOS)
     set(OSSIM_SB_GEOS_CONFIG)
   else()
@@ -56,6 +66,7 @@ else()
       -DCMAKE_CXX_FLAGS:STRING=-D__STDC_CONSTANT_MACROS
       -DWMS_INCLUDE_DIR:STRING=${OSSIM_SB_SRC}/libwms/include
       ${OSSIM_SB_TIFF_CONFIG}
+      ${OSSIM_SB_GEOTIFF_CONFIG}
       ${OSSIM_SB_GEOS_CONFIG}
       -DBUILD_OSSIMPREDATOR:BOOL=OFF
       -DBUILD_OSSIMPLANET:BOOL=OFF