set(IOD_TMP_DIR "${CMAKE_CURRENT_BINARY_DIR}/iod_tmp_dir")

file(MAKE_DIRECTORY ${IOD_TMP_DIR})

set(SYMBOL_INCLUDE_FILE ${IOD_TMP_DIR}/symbol_include.hh)

file(WRITE ${SYMBOL_INCLUDE_FILE} "#include <iod/symbol.hh>\n")

set(CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS} "-std=c++14")

function(add_iod_executable arg1)

set(sources "")

foreach(iod_compile_rules ${ARGN})

set(input_file ${CMAKE_CURRENT_SOURCE_DIR}/${iod_compile_rules})

set(inputp_file ${IOD_TMP_DIR}/${iod_compile_rules}.i)

set(output_file ${IOD_TMP_DIR}/${iod_compile_rules})

set(sources ${sources} ${output_file})

get_property(dirs DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} PROPERTY INCLUDE_DIRECTORIES)

set(INCLUDE_FLAGS)

foreach(dir ${dirs})

set(INCLUDE_FLAGS ${INCLUDE_FLAGS} -I ${dir} )

endforeach()

add_custom_command(OUTPUT ${inputp_file}

COMMAND ${CMAKE_CXX_COMPILER} ${CMAKE_CXX_DEFINES} ${CMAKE_CXX_FLAGS} ${INCLUDE_FLAGS} -E ${input_file} > ${inputp_file}

IMPLICIT_DEPENDS CXX ${input_file})

add_custom_command(OUTPUT ${output_file}

COMMAND iodc ${inputp_file} ${output_file}

DEPENDS ${inputp_file})

# add_custom_command(OUTPUT ${output_file}

# COMMAND iodc ${input_file}.i ${output_file}

# #DEPENDS ${input_file}.i

# IMPLICIT_DEPENDS ${input_file}.i

# )

endforeach(iod_compile_rules)

#add_executable(${arg1}_just_for_preprocessor_rules ${ARGN})

add_executable(${arg1} ${sources})

endfunction(add_iod_executable)