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88 lines
2.0 KiB
CMake
88 lines
2.0 KiB
CMake
# prepare R environment (Rcpp + RInside)
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find_program(R_EXE "R")
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# search for R executable, R header file and library path
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if(R_EXE)
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execute_process(
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COMMAND ${R_EXE} RHOME
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OUTPUT_VARIABLE R_ROOT_DIR
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OUTPUT_STRIP_TRAILING_WHITESPACE
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)
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find_path(
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R_INCLUDE_DIR R.h
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HINTS ${R_ROOT_DIR}
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PATHS /usr/include /usr/local/include /usr/share
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PATH_SUFFIXES include/R R/include
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)
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find_library(
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R_LIBRARY libR.so
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HINTS ${R_ROOT_DIR}/lib
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)
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else()
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message(FATAL_ERROR "No R runtime found!")
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endif()
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mark_as_advanced(R_INCLUDE_DIR R_LIBRARY R_EXE)
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set(R_LIBRARIES ${R_LIBRARY})
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set(R_INCLUDE_DIRS ${R_INCLUDE_DIR})
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# find Rcpp include directory
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execute_process(COMMAND Rscript -e "cat(system.file(package='Rcpp'))"
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RESULT_VARIABLE RCPP_NOT_FOUND
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ERROR_QUIET
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OUTPUT_VARIABLE RCPP_PATH
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OUTPUT_STRIP_TRAILING_WHITESPACE
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)
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if(RCPP_NOT_FOUND)
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message(FATAL_ERROR "Rcpp not found!")
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endif()
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find_path(R_Rcpp_INCLUDE_DIR Rcpp.h
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HINTS ${RCPP_PATH}
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PATH_SUFFIXES include)
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mark_as_advanced(R_Rcpp_INCLUDE_DIR)
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list(APPEND R_INCLUDE_DIRS ${R_Rcpp_INCLUDE_DIR})
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# find RInside libraries and include path
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execute_process(COMMAND Rscript -e "cat(system.file(package='RInside'))"
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RESULT_VARIABLE RINSIDE_NOT_FOUND
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ERROR_QUIET
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OUTPUT_VARIABLE RINSIDE_PATH
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OUTPUT_STRIP_TRAILING_WHITESPACE
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)
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if(RInside_NOT_FOUND)
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message(FATAL_ERROR "RInside not found!")
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endif()
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find_library(R_RInside_LIBRARY libRInside.so
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HINTS ${RINSIDE_PATH}/lib)
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find_path(R_RInside_INCLUDE_DIR RInside.h
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HINTS ${RINSIDE_PATH}
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PATH_SUFFIXES include)
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list(APPEND R_LIBRARIES ${R_RInside_LIBRARY})
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list(APPEND R_INCLUDE_DIRS ${R_RInside_INCLUDE_DIR})
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mark_as_advanced(R_RInside_LIBRARY R_RInside_INCLUDE_DIR)
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# putting all together into interface library
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add_library(RRuntime INTERFACE IMPORTED)
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set_target_properties(
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RRuntime PROPERTIES
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INTERFACE_LINK_LIBRARIES "${R_LIBRARIES}"
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INTERFACE_INCLUDE_DIRECTORIES "${R_INCLUDE_DIRS}"
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)
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unset(R_LIBRARIES)
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unset(R_INCLUDE_DIRS)
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