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macro(build_spdk)
set(DPDK_DIR ${CMAKE_BINARY_DIR}/src/dpdk)
if(NOT TARGET dpdk-ext)
include(BuildDPDK)
build_dpdk(${DPDK_DIR})
endif()
find_package(CUnit REQUIRED)
if(LINUX)
find_package(aio REQUIRED)
find_package(uuid REQUIRED)
endif()
include(FindMake)
find_make("MAKE_EXECUTABLE" "make_cmd")
set(spdk_CFLAGS "-fPIC")
include(CheckCCompilerFlag)
check_c_compiler_flag("-Wno-address-of-packed-member" HAS_WARNING_ADDRESS_OF_PACKED_MEMBER)
if(HAS_WARNING_ADDRESS_OF_PACKED_MEMBER)
set(spdk_CFLAGS "${spdk_CFLAGS} -Wno-address-of-packed-member")
endif()
include(ExternalProject)
if(CMAKE_SYSTEM_PROCESSOR MATCHES "amd64|x86_64|AMD64")
# a safer option than relying on the build host's arch
set(target_arch core2)
else()
# default arch used by SPDK
set(target_arch native)
endif()
ExternalProject_Add(spdk-ext
DEPENDS dpdk-ext
SOURCE_DIR ${CMAKE_SOURCE_DIR}/src/spdk
CONFIGURE_COMMAND ./configure
--with-dpdk=${DPDK_DIR}
--without-isal
--without-vhost
--target-arch=${target_arch}
# unset $CFLAGS, otherwise it will interfere with how SPDK sets
# its include directory.
# unset $LDFLAGS, otherwise SPDK will fail to mock some functions.
BUILD_COMMAND env -i PATH=$ENV{PATH} CC=${CMAKE_C_COMPILER} ${make_cmd} EXTRA_CFLAGS="${spdk_CFLAGS}"
BUILD_IN_SOURCE 1
INSTALL_COMMAND "true")
unset(make_cmd)
ExternalProject_Get_Property(spdk-ext source_dir)
foreach(c lvol env_dpdk sock nvmf bdev nvme conf thread trace notify accel event_accel blob vmd event_vmd event_bdev sock_posix event_sock event rpc jsonrpc json util log)
add_library(spdk::${c} STATIC IMPORTED)
add_dependencies(spdk::${c} spdk-ext)
set_target_properties(spdk::${c} PROPERTIES
IMPORTED_LOCATION "${source_dir}/build/lib/${CMAKE_STATIC_LIBRARY_PREFIX}spdk_${c}${CMAKE_STATIC_LIBRARY_SUFFIX}"
INTERFACE_INCLUDE_DIRECTORIES "${source_dir}/include")
list(APPEND SPDK_LIBRARIES spdk::${c})
endforeach()
set_target_properties(spdk::env_dpdk PROPERTIES
INTERFACE_LINK_LIBRARIES "dpdk::dpdk;rt")
set_target_properties(spdk::lvol PROPERTIES
INTERFACE_LINK_LIBRARIES spdk::util)
set_target_properties(spdk::util PROPERTIES
INTERFACE_LINK_LIBRARIES ${UUID_LIBRARIES})
set(SPDK_INCLUDE_DIR "${source_dir}/include")
unset(source_dir)
endmacro()
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