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https://github.com/ceph/ceph
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as it's public header `ares.h` includes `ares_build.h`, which is generated in the build directory. Signed-off-by: Kefu Chai <kchai@redhat.com>
23 lines
868 B
CMake
23 lines
868 B
CMake
function(build_c_ares)
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include(ExternalProject)
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set(C-ARES_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/c-ares")
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set(C-ARES_BINARY_DIR "${CMAKE_CURRENT_BINARY_DIR}/c-ares")
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ExternalProject_Add(c-ares_ext
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SOURCE_DIR "${C-ARES_SOURCE_DIR}"
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CMAKE_ARGS
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-DCARES_STATIC=ON
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-DCARES_SHARED=OFF
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-DCARES_INSTALL=OFF
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BINARY_DIR "${C-ARES_BINARY_DIR}"
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BUILD_COMMAND ${CMAKE_COMMAND} --build <BINARY_DIR>
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INSTALL_COMMAND "")
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add_library(c-ares::c-ares STATIC IMPORTED)
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add_dependencies(c-ares::c-ares c-ares_ext)
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set_target_properties(c-ares::c-ares PROPERTIES
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INTERFACE_INCLUDE_DIRECTORIES "${C-ARES_SOURCE_DIR};${C-ARES_BINARY_DIR}"
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IMPORTED_LINK_INTERFACE_LANGUAGES "C"
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IMPORTED_LOCATION "${C-ARES_BINARY_DIR}/lib/libcares.a")
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# to appease find_package()
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add_custom_target(c-ares DEPENDS c-ares::c-ares)
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endfunction()
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