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find_package(Python3 COMPONENTS Interpreter)
# amalgamate ryml to get the single header
function(amalgamate_ryml header_dir header_file)
set(rymldir "${CMAKE_CURRENT_LIST_DIR}/../..")
set(singleheaderdir "${rymldir}/src_singleheader")
set(singleheader "${singleheaderdir}/ryml_all.hpp")
set(amscript "${rymldir}/tools/amalgamate.py")
file(GLOB_RECURSE srcfiles
LIST_DIRECTORIES FALSE
CONFIGURE_DEPENDS "${rymldir}/src")
add_custom_command(OUTPUT "${singleheader}"
COMMAND "${Python3_EXECUTABLE}" "${amscript}" "${singleheader}"
COMMENT "${Python3_EXECUTABLE} ${amscript} ${singleheader}"
DEPENDS ${srcfiles} "${amscript}" "${rymldir}/ext/c4core/cmake/amalgamate_utils.py")
set(${header_dir} "${singleheaderdir}" PARENT_SCOPE)
set(${header_file} "${singleheader}" PARENT_SCOPE)
endfunction()
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