8d3d9c7251
libbpf v0.7.0 deprecates the bpf_prog_load function. Use meson to detect if libbpf >= v0.7.0 is linked and if so, use the recommended replacement functions bpf_object__open_file and bpf_object__load. Signed-off-by: Ciara Loftus <ciara.loftus@intel.com>
58 lines
2.1 KiB
Meson
58 lines
2.1 KiB
Meson
# SPDX-License-Identifier: BSD-3-Clause
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# Copyright(c) 2019 Intel Corporation
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if is_windows
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build = false
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reason = 'not supported on Windows'
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subdir_done()
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endif
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sources = files('rte_eth_af_xdp.c')
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xdp_dep = dependency('libxdp', version : '>=1.2.2', required: false, method: 'pkg-config')
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bpf_dep = dependency('libbpf', required: false, method: 'pkg-config')
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if not bpf_dep.found()
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bpf_dep = cc.find_library('bpf', required: false)
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endif
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if cc.has_header('linux/if_xdp.h')
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if xdp_dep.found() and cc.has_header('xdp/xsk.h')
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if bpf_dep.found() and cc.has_header('bpf/bpf.h')
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cflags += ['-DRTE_NET_AF_XDP_LIBXDP']
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cflags += ['-DRTE_NET_AF_XDP_SHARED_UMEM']
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ext_deps += xdp_dep
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ext_deps += bpf_dep
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bpf_ver_dep = dependency('libbpf', version : '>=0.7.0',
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required: false, method: 'pkg-config')
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if bpf_ver_dep.found()
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cflags += ['-DRTE_NET_AF_XDP_LIBBPF_OBJ_OPEN']
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endif
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else
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build = false
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reason = 'missing dependency, libbpf'
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endif
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elif bpf_dep.found() and cc.has_header('bpf/xsk.h') and cc.has_header('bpf/bpf.h')
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# libxdp not found. Rely solely on libbpf for xsk functionality
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# which is only available in versions <= v0.6.0.
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bpf_ver_dep = dependency('libbpf', version : '<=0.6.0',
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required: false, method: 'pkg-config')
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if bpf_ver_dep.found()
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ext_deps += bpf_dep
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bpf_shumem_ver_dep = dependency('libbpf', version : '>=0.2.0',
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required: false, method: 'pkg-config')
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if bpf_shumem_ver_dep.found()
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cflags += ['-DRTE_NET_AF_XDP_SHARED_UMEM']
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endif
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else
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build = false
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reason = 'missing dependency, "libxdp" or "libbpf <= v0.6.0"'
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endif
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else
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build = false
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reason = 'missing dependency, "libxdp" and "libbpf"'
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endif
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else
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build = false
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reason = 'missing header, "linux/if_xdp.h"'
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endif
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