find_path(ALIROOT_DIR include/AliTracker.h PATHS
   "$ENV{ALICE_ROOT}"
   )
find_program(ROOT_CONFIG root-config)
if(ALIROOT_DIR AND ROOT_CONFIG AND ROOT_FOUND)
   message(STATUS "AliRoot found at ${ALIROOT_DIR}")
   set(ALIROOT_FOUND true)

   execute_process(COMMAND ${ROOT_CONFIG} --arch OUTPUT_VARIABLE ROOT_ARCH)

   set(ALIROOT_INCLUDES ${ALIROOT_DIR}/include ${ALIROOT_DIR}/TPC ${ROOT_INCLUDE_DIR})
   file(GLOB ALIROOT_LIB_DIR ${ALIROOT_DIR}/lib/tgt_*)
   #set(ALIROOT_LIB_DIR ${ALIROOT_DIR}/lib/tgt_${ROOT_ARCH})
   set(ALIROOT_HLT_DIR ${ALIROOT_DIR}/HLT)
   set(ALIROOT_HLT_INCLUDES ${ALIROOT_HLT_DIR}/BASE ${ALIROOT_HLT_DIR}/TPCLib ${ALIROOT_INCLUDES})

   #find_library(ALIROOT_X_LIBRARY X PATHS "${ALIROOT_LIB_DIR}")
else(ALIROOT_DIR AND ROOT_CONFIG AND ROOT_FOUND)
   message(STATUS "AliRoot or root-config NOT found!")
   set(ALIROOT_FOUND false)
endif(ALIROOT_DIR AND ROOT_CONFIG AND ROOT_FOUND)

mark_as_advanced(ALIROOT_DIR ROOT_CONFIG)

macro(aliroot_add_module _target)
   set(_srcs ${ARGN})
   add_library(${_target} MODULE ${_srcs})
   #target_link_libraries(${_target} )
   install(TARGETS ${_target} DESTINATION ${ALIROOT_LIB_DIR})
endmacro(aliroot_add_module)