cmake_minimum_required(VERSION 2.6)

#check for ENV variables that are needed
IF(NOT DEFINED ENV{ROOTSYS})
   MESSAGE(FATAL_ERROR "You did not set the environment variable ROOTSYS. Please check your ROOT configuration.") 
ENDIF(NOT DEFINED ENV{ROOTSYS})
#IF(NOT DEFINED ENV{GENFIT})
#   MESSAGE(FATAL_ERROR "You did not set the environment variable GENFIT.") 
#ENDIF(NOT DEFINED ENV{GENFIT})


INCLUDE_DIRECTORIES(
$ENV{ROOTSYS}/include  
${GENFIT}/core/include 
${GENFIT}/measurements/include 
${GENFIT}/fitters/include 
${GENFIT}/fields/include 
${GENFIT}/trackReps/include
${GENFIT}/LSLtrackRep)

AUX_SOURCE_DIRECTORY($ENV{GENFIT}/LSLtrackRep GENFIT_LSL_SRCS)

SET(GENFIT_LSL_HEADERS LSLTrackRep.h VirtSpacePointRecoHit.h)

set(GENFIT_LSL_LINKDEF  genfitLSLLinkDef.h)
set(GENFIT_LSL_DICTIONARY genfitLSLDict.cxx) 

FIND_PROGRAM(ROOT_CINT_EXECUTABLE
	NAMES rootcint
	PATHS $ENV{ROOTSYS}/bin
	NO_DEFAULT_PATH)

ADD_CUSTOM_COMMAND(OUTPUT ${CMAKE_BINARY_DIR}/${GENFIT_LSL_DICTIONARY}
	COMMAND ${ROOT_CINT_EXECUTABLE}
      	ARGS -f ${CMAKE_BINARY_DIR}/${GENFIT_LSL_DICTIONARY} -c -DHAVE_CONFIG_H  -I${GENFIT}/core -I${GENFIT}/LSLtrackRep
      	${GENFIT_LSL_HEADERS} ${GENFIT_LSL_LINKDEF}
      	DEPENDS ${GENFIT_LSL_HEADERS} ${GENFIT_LSL_LINKDEF})

SET(GENFIT_LSL_SRCS ${GENFIT_LSL_SRCS} ${CMAKE_BINARY_DIR}/${GENFIT_LSL_DICTIONARY})
#SET(GENFIT_LSL_SRCS ${GENFIT_LSL_SRCS} ${GENFIT_LSL_DICTIONARY})

################ install ###################

#add ROOT lib
Execute_process(COMMAND root-config --glibs --cflags
	OUTPUT_VARIABLE ROOT_LIBS
    	OUTPUT_STRIP_TRAILING_WHITESPACE)


ADD_LIBRARY(genfitLSL SHARED ${GENFIT_LSL_SRCS})
TARGET_LINK_LIBRARIES(genfitLSL ${ROOT_LIBS}  -L${GENFITLIBDIR} -lgenfit  -lGeom -lVMC -lEG)
INSTALL(TARGETS genfitLSL DESTINATION ${GENFITLIBINSTALLDIR} )