Fix:Build:Don't build graphics_sdl when SDL_image is missing

git-svn-id: https://navit.svn.sourceforge.net/svnroot/navit/trunk@3680 ffa7fe5e-494d-0410-b361-a75ebd5db220

diff --git a/navit/CMakeLists.txt b/navit/CMakeLists.txt
index a35f78f..b144648 100644 (file)
--- a/navit/CMakeLists.txt
+++ b/navit/CMakeLists.txt
@@ -221,6 +221,8 @@ if (graphics/sdl)
    if (SDLIMAGE_FOUND)
       list(APPEND NAVIT_LIBS ${SDLIMAGE_LIBRARY})
       set(SDL_IMAGE 1)
+   else()
+      set_with_reason(graphics/sdl "SDL_image libs missing" FALSE)
    endif(SDLIMAGE_FOUND)   
 endif()