32 lines
1.0 KiB
Plaintext
32 lines
1.0 KiB
Plaintext
# merge libs into a single static library
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function(merge_static_libs outlib )
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set(libs ${ARGV})
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list(REMOVE_AT libs 0)
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set(objdir ${CMAKE_CURRENT_BINARY_DIR}/tmpobj)
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file(MAKE_DIRECTORY ${objdir})
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set(dummyfile ${CMAKE_CURRENT_BINARY_DIR}/${outlib}_dummy.c)
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if(NOT EXISTS ${dummyfile})
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file(WRITE ${dummyfile} "const char *dummy = \"${dummyfile}\";")
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endif()
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set_source_files_properties("${dummyfile}" PROPERTIES COMPILE_FLAGS -Wno-missing-variable-declarations)
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add_library(${outlib} STATIC ${dummyfile})
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set(outfile $<TARGET_FILE:${outlib}>)
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foreach(lib ${libs})
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add_custom_command(TARGET ${outlib} POST_BUILD
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DEPENDS ${lib}
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COMMAND ${CMAKE_COMMAND} -E echo "AR x ${lib}"
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COMMAND ${CMAKE_AR} x $<TARGET_FILE:${lib}>
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WORKING_DIRECTORY ${objdir})
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endforeach()
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add_custom_command(TARGET ${outlib} POST_BUILD
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DEPENDS ${lib}
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COMMAND ${CMAKE_COMMAND} -E echo "AR ru ${outlib} tmpobj/*.o"
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COMMAND ${CMAKE_AR} ru "${outfile}" "${objdir}/*.o"
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WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
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endfunction()
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