1 # SPDX-License-Identifier: BSD-3-Clause
2 # Copyright(c) 2017-2019 Intel Corporation
5 # process all libraries equally, as far as possible
6 # "core" libs first, then others alphebetically as far as possible
7 # NOTE: for speed of meson runs, the dependencies in the subdirectories
8 # sometimes skip deps that would be implied by others, e.g. if mempool is
9 # given as a dep, no need to mention ring. This is especially true for the
10 # core libs which are widely reused, so their deps are kept to a minimum.
12 'kvargs', # eal depends on kvargs
13 'eal', # everything depends on eal
15 'rcu', # rcu depends on ring
16 'mempool', 'mbuf', 'net', 'meter', 'ethdev', 'pci', # core
18 'metrics', # bitrate/latency stats depends on this
19 'hash', # efd depends on this
20 'timer', # eventdev depends on this
21 'acl', 'bbdev', 'bitratestats', 'cfgfile',
22 'compressdev', 'cryptodev',
23 'distributor', 'efd', 'eventdev',
24 'gro', 'gso', 'ip_frag', 'jobstats',
25 'kni', 'latencystats', 'lpm', 'member',
26 'power', 'pdump', 'rawdev',
27 'rib', 'reorder', 'sched', 'security', 'stack', 'vhost',
28 # ipsec lib depends on net, crypto and security
30 #fib lib depends on rib
32 # add pkt framework libs which use other libs from above
33 'port', 'table', 'pipeline',
34 # flow_classify lib depends on pkt framework table lib
35 'flow_classify', 'bpf', 'telemetry']
38 libraries = ['kvargs','eal'] # only supported libraries for windows
41 default_cflags = machine_args + ['-DALLOW_EXPERIMENTAL_API']
42 if cc.has_argument('-Wno-format-truncation')
43 default_cflags += '-Wno-format-truncation'
46 enabled_libs = [] # used to print summary at the end
50 reason = '<unknown reason>' # set if build == false to explain why
52 use_function_versioning = false
56 cflags = default_cflags
57 objs = [] # other object files to link against, used e.g. for
58 # instruction-set optimized versions of code
60 # use "deps" for internal DPDK dependencies, and "ext_deps" for
61 # external package/library requirements
64 # eal is standard dependency once built
65 if dpdk_conf.has('RTE_LIBRTE_EAL')
69 dir_name = 'librte_' + l
73 shared_deps = ext_deps
74 static_deps = ext_deps
76 if not is_variable('shared_rte_' + d)
77 error('Missing internal dependency "@0@" for @1@ [@2@]'
78 .format(d, name, 'lib/' + dir_name))
80 shared_deps += [get_variable('shared_rte_' + d)]
81 static_deps += [get_variable('static_rte_' + d)]
86 dpdk_libs_disabled += name
87 set_variable(name.underscorify() + '_disable_reason', reason)
90 dpdk_conf.set('RTE_LIBRTE_' + name.to_upper(), 1)
91 install_headers(headers)
93 libname = 'rte_' + name
94 includes += include_directories(dir_name)
96 if sources.length() == 0
97 # if no C files, just set a dependency on header path
98 shared_dep = declare_dependency(include_directories: includes)
99 static_dep = shared_dep
102 if use_function_versioning
103 cflags += '-DRTE_USE_FUNCTION_VERSIONING'
106 version_map = '@0@/@1@/rte_@2@_version.map'.format(
107 meson.current_source_dir(), dir_name, name)
109 is_experimental = run_command(is_experimental_cmd,
110 files(version_map)).returncode()
112 if is_experimental != 0
113 lib_version = experimental_abi_version
114 so_version = experimental_so_version
116 lib_version = abi_version
117 so_version = stable_so_version
120 # first build static lib
121 static_lib = static_library(libname,
125 dependencies: static_deps,
126 include_directories: includes,
128 static_dep = declare_dependency(link_with: static_lib,
129 include_directories: includes,
130 dependencies: static_deps)
132 if not use_function_versioning
133 # use pre-build objects to build shared lib
135 objs += static_lib.extract_all_objects(recursive: false)
137 # for compat we need to rebuild with
138 # RTE_BUILD_SHARED_LIB defined
139 cflags += '-DRTE_BUILD_SHARED_LIB'
141 version_map = '@0@/@1@/rte_@2@_version.map'.format(
142 meson.current_source_dir(), dir_name, name)
143 implib = dir_name + '.dll.a'
145 def_file = custom_target(name + '_def',
146 command: [map_to_def_cmd, '@INPUT@', '@OUTPUT@'],
148 output: 'rte_@0@_exports.def'.format(name))
151 lk_args = ['-Wl,/def:' + def_file.full_path(),
152 '-Wl,/implib:lib\\' + implib]
154 lk_args = ['-Wl,--version-script=' + version_map]
157 lk_deps = [version_map, def_file]
159 # on unix systems check the output of the
160 # experimental syms script, using it as a
161 # dependency of the .so build
162 lk_deps += custom_target(name + '.exp_chk',
163 command: [check_experimental_syms,
164 version_map, '@INPUT@'],
167 output: name + '.exp_chk')
170 shared_lib = shared_library(libname,
174 dependencies: shared_deps,
175 include_directories: includes,
177 link_depends: lk_deps,
178 version: lib_version,
179 soversion: so_version,
181 shared_dep = declare_dependency(link_with: shared_lib,
182 include_directories: includes,
183 dependencies: shared_deps)
185 dpdk_libraries = [shared_lib] + dpdk_libraries
186 dpdk_static_libraries = [static_lib] + dpdk_static_libraries
187 endif # sources.length() > 0
189 set_variable('shared_rte_' + name, shared_dep)
190 set_variable('static_rte_' + name, static_dep)
191 message('lib/@0@: Defining dependency "@1@"'.format(