if(HAVE_DLFCN_H)
check_library_exists(dl dlerror "" HAVE_DL)
- set(DL_LIBRARY "dl")
+ if(HAVE_DL)
+ set(DL_LIBRARY "dl")
+ endif()
endif()
SET(CMAKE_DEBUG_POSTFIX "d" CACHE STRING "add a postfix, usually 'd' on windows")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS_CXX} ${MSVC_FLAGS} ${BOOST_CXX_FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${MSVC_LD_FLAGS}")
-include_directories(${PROJECT_SOURCE_DIR})
-include_directories(${PROJECT_SOURCE_DIR}/simgear/canvas/ShivaVG/include)
-include_directories(${PROJECT_BINARY_DIR}/simgear)
+# use BEFORE to ensure local directories are used first,
+# ahead of system-installed libs
+include_directories(BEFORE ${PROJECT_SOURCE_DIR})
+include_directories(BEFORE ${PROJECT_SOURCE_DIR}/simgear/canvas/ShivaVG/include)
+include_directories(BEFORE ${PROJECT_BINARY_DIR}/simgear)
include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS}
${Boost_INCLUDE_DIRS}