CMakeLists.txt_old

# find the R binary
cmake_minimum_required (VERSION 3.0)

project(FIMS-CMake)

MESSAGE("generating make files for ${CMAKE_PROJECT_NAME}")

MESSAGE(STATUS "Looking for R executable")

		EXECUTE_PROCESS(
			COMMAND which R 
			OUTPUT_VARIABLE R_EXECUTABLE)

MESSAGE(STATUS "R_EXECUTABLE is ${R_EXECUTABLE}") 


EXECUTE_PROCESS(
		COMMAND R "--slave" "--no-save" "-e" "cat(R.home())"
		OUTPUT_VARIABLE R_HOME)

MESSAGE(STATUS "R_HOME is ${R_HOME}")
SET(R_INCLUDE ${R_HOME}/include)
include_directories("${R_INCLUDE}")

SET(R_LIB ${R_HOME}/lib/libR)
#link_directories(${R_LIB}/lib)

#set TMB home
SET(TMB_HOME ${R_HOME}/library/TMB)

MESSAGE(STATUS "TMB_HOME is ${TMB_HOME}")

SET(TMB_INCLUDE ${TMB_HOME}/include)

find_library(_LIB_TMB
	NAMES TMB.so
	PATHS ${TMB_HOME}/libs
	NO_CACHE
	REQUIRED)

#link_directories(${TMB_HOME}/lib/TMB.so)

MESSAGE(STATUS "TMB_INCLUDE is ${TMB_INCLUDE}")
MESSAGE(STATUS "_LIB_TMB is ${_LIB_TMB}")

include_directories("${TMB_INCLUDE}")

#set Rcpp home
SET(RCPP_HOME ${R_HOME}/library/Rcpp)

SET(RCPP_INCLUDE ${RCPP_HOME}/include)
#link_directories(${R_HOME}/library/Rcpp/lib)
find_library(_LIB_RCPP
	NAMES Rcpp.so
	PATHS ${RCPP_HOME}/libs
	NO_CACHE
	REQUIRED)


MESSAGE(STATUS "RCPP_INCLUDE is ${RCPP_INCLUDE}")
MESSAGE(STATUS "R_LIB is ${R_LIB}")


MESSAGE(STATUS "_LIB_RCPP is ${_LIB_RCPP}")
include_directories("${RCPP_INCLUDE}")

link_directories(${TMB_HOME}/libs)
link_directories(${RCPP_HOME}/libs)
link_directories(${R_HOME}/lib)



#target_link_options(TARGETS PRIVATE "-L${_LIB_RCPP}")



#set Eigen home
SET(EIGEN_HOME ${R_HOME}/library/RcppEigen)

MESSAGE(STATUS "EIGEN_HOME is ${EIGEN_HOME}")

SET(EIGEN_INCLUDE ${EIGEN_HOME}/include)

MESSAGE(STATUS "EIGEN_INCLUDE is ${EIGEN_INCLUDE}")

include_directories("${EIGEN_INCLUDE}")

include(GenerateExportHeader)
include_directories("${CMAKE_CURRENT_BINARY_DIR}") # tmb_objective_functioncpp_export.h

add_library(FIMSCmake SHARED src/tmb_objective_function.cpp)
generate_export_header(FIMSCmake)

install(TARGETS FIMSCmake DESTINATION lib)


target_link_libraries(FIMSCmake R)