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17 lines
772 B
CMake
17 lines
772 B
CMake
# function for doing all the dirty work in turning a .rl into C++
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function(ragelmaker src_rl)
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get_filename_component(src_dir ${src_rl} PATH) # old cmake needs PATH
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get_filename_component(src_file ${src_rl} NAME_WE)
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set(rl_out ${CMAKE_CURRENT_BINARY_DIR}/${src_dir}/${src_file}.cpp)
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add_custom_command(
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OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${src_dir}/${src_file}.cpp
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COMMAND ${CMAKE_COMMAND} -E make_directory ${CMAKE_CURRENT_BINARY_DIR}/${src_dir}
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COMMAND ${RAGEL} ${CMAKE_CURRENT_SOURCE_DIR}/${src_rl} -o ${rl_out}
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DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${src_rl}
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)
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add_custom_target(ragel_${src_file} DEPENDS ${rl_out})
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set_source_files_properties(${rl_out} PROPERTIES GENERATED TRUE)
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endfunction(ragelmaker)
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