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 'telemetry', # basic info querying
14 'eal', # everything depends on eal
16 'rcu', # rcu depends on ring
17 'mempool', 'mbuf', 'net', 'meter', 'ethdev', 'pci', # core
19 'metrics', # bitrate/latency stats depends on this
20 'hash', # efd depends on this
21 'timer', # eventdev depends on this
22 'acl', 'bbdev', 'bitratestats', 'cfgfile',
23 'compressdev', 'cryptodev',
24 'distributor', 'efd', 'eventdev',
25 'gro', 'gso', 'ip_frag', 'jobstats',
26 'kni', 'latencystats', 'lpm', 'member',
27 'power', 'pdump', 'rawdev', 'regexdev',
28 'rib', 'reorder', 'sched', 'security', 'stack', 'vhost',
29 # ipsec lib depends on net, crypto and security
31 #fib lib depends on rib
33 # add pkt framework libs which use other libs from above
34 'port', 'table', 'pipeline',
35 # flow_classify lib depends on pkt framework table lib
36 'flow_classify', 'bpf', 'graph', 'node']
44 'mempool', 'mbuf', 'net', 'meter', 'ethdev', 'pci',
46 ] # only supported libraries for windows
49 default_cflags = machine_args
50 default_cflags += ['-DALLOW_EXPERIMENTAL_API']
51 default_cflags += ['-DALLOW_INTERNAL_API']
53 if cc.has_argument('-Wno-format-truncation')
54 default_cflags += '-Wno-format-truncation'
57 enabled_libs = [] # used to print summary at the end
61 reason = '<unknown reason>' # set if build == false to explain why
63 use_function_versioning = false
67 cflags = default_cflags
68 objs = [] # other object files to link against, used e.g. for
69 # instruction-set optimized versions of code
71 # use "deps" for internal DPDK dependencies, and "ext_deps" for
72 # external package/library requirements
75 # eal is standard dependency once built
76 if dpdk_conf.has('RTE_LIBRTE_EAL')
80 dir_name = 'librte_' + l
84 shared_deps = ext_deps
85 static_deps = ext_deps
87 if not is_variable('shared_rte_' + d)
88 error('Missing internal dependency "@0@" for @1@ [@2@]'
89 .format(d, name, 'lib/' + dir_name))
91 shared_deps += [get_variable('shared_rte_' + d)]
92 static_deps += [get_variable('static_rte_' + d)]
97 dpdk_libs_disabled += name
98 set_variable(name.underscorify() + '_disable_reason', reason)
101 dpdk_conf.set('RTE_LIBRTE_' + name.to_upper(), 1)
102 install_headers(headers)
104 libname = 'rte_' + name
105 includes += include_directories(dir_name)
107 if sources.length() == 0
108 # if no C files, just set a dependency on header path
109 shared_dep = declare_dependency(include_directories: includes)
110 static_dep = shared_dep
112 if is_windows and use_function_versioning
113 message('@0@: Function versioning is not supported by Windows.'
117 if use_function_versioning
118 cflags += '-DRTE_USE_FUNCTION_VERSIONING'
121 # first build static lib
122 static_lib = static_library(libname,
126 dependencies: static_deps,
127 include_directories: includes,
129 static_dep = declare_dependency(
130 include_directories: includes,
131 dependencies: static_deps)
133 if not use_function_versioning or is_windows
134 # use pre-build objects to build shared lib
136 objs += static_lib.extract_all_objects(recursive: false)
138 # for compat we need to rebuild with
139 # RTE_BUILD_SHARED_LIB defined
140 cflags += '-DRTE_BUILD_SHARED_LIB'
142 version_map = '@0@/@1@/rte_@2@_version.map'.format(
143 meson.current_source_dir(), dir_name, name)
144 implib = dir_name + '.dll.a'
146 def_file = custom_target(libname + '_def',
147 command: [map_to_win_cmd, '@INPUT@', '@OUTPUT@'],
149 output: '@0@_exports.def'.format(libname))
151 mingw_map = custom_target(libname + '_mingw',
152 command: [map_to_win_cmd, '@INPUT@', '@OUTPUT@'],
154 output: '@0@_mingw.map'.format(libname))
157 lk_args = ['-Wl,/def:' + def_file.full_path(),
158 '-Wl,/implib:lib\\' + implib]
161 lk_args = ['-Wl,--version-script=' + mingw_map.full_path()]
163 lk_args = ['-Wl,--version-script=' + version_map]
167 lk_deps = [version_map, def_file, mingw_map]
169 # on unix systems check the output of the
170 # check-symbols.sh script, using it as a
171 # dependency of the .so build
172 lk_deps += custom_target(name + '.sym_chk',
173 command: [check_symbols,
174 version_map, '@INPUT@'],
177 output: name + '.sym_chk')
180 shared_lib = shared_library(libname,
184 dependencies: shared_deps,
185 include_directories: includes,
187 link_depends: lk_deps,
188 version: abi_version,
189 soversion: so_version,
191 shared_dep = declare_dependency(link_with: shared_lib,
192 include_directories: includes,
193 dependencies: shared_deps)
195 dpdk_libraries = [shared_lib] + dpdk_libraries
196 dpdk_static_libraries = [static_lib] + dpdk_static_libraries
197 endif # sources.length() > 0
199 set_variable('shared_rte_' + name, shared_dep)
200 set_variable('static_rte_' + name, static_dep)
201 message('lib/@0@: Defining dependency "@1@"'.format(