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']
43 'mempool', 'mbuf', 'pci',
44 ] # only supported libraries for windows
47 default_cflags = machine_args
48 default_cflags += ['-DALLOW_EXPERIMENTAL_API']
49 default_cflags += ['-DALLOW_INTERNAL_API']
51 if cc.has_argument('-Wno-format-truncation')
52 default_cflags += '-Wno-format-truncation'
55 enabled_libs = [] # used to print summary at the end
59 reason = '<unknown reason>' # set if build == false to explain why
61 use_function_versioning = false
65 cflags = default_cflags
66 objs = [] # other object files to link against, used e.g. for
67 # instruction-set optimized versions of code
69 # use "deps" for internal DPDK dependencies, and "ext_deps" for
70 # external package/library requirements
73 # eal is standard dependency once built
74 if dpdk_conf.has('RTE_LIBRTE_EAL')
78 dir_name = 'librte_' + l
82 shared_deps = ext_deps
83 static_deps = ext_deps
85 if not is_variable('shared_rte_' + d)
86 error('Missing internal dependency "@0@" for @1@ [@2@]'
87 .format(d, name, 'lib/' + dir_name))
89 shared_deps += [get_variable('shared_rte_' + d)]
90 static_deps += [get_variable('static_rte_' + d)]
95 dpdk_libs_disabled += name
96 set_variable(name.underscorify() + '_disable_reason', reason)
99 dpdk_conf.set('RTE_LIBRTE_' + name.to_upper(), 1)
100 install_headers(headers)
102 libname = 'rte_' + name
103 includes += include_directories(dir_name)
105 if sources.length() == 0
106 # if no C files, just set a dependency on header path
107 shared_dep = declare_dependency(include_directories: includes)
108 static_dep = shared_dep
110 if is_windows and use_function_versioning
111 message('@0@: Function versioning is not supported by Windows.'
115 if use_function_versioning
116 cflags += '-DRTE_USE_FUNCTION_VERSIONING'
119 # first build static lib
120 static_lib = static_library(libname,
124 dependencies: static_deps,
125 include_directories: includes,
127 static_dep = declare_dependency(
128 include_directories: includes,
129 dependencies: static_deps)
131 if not use_function_versioning or is_windows
132 # use pre-build objects to build shared lib
134 objs += static_lib.extract_all_objects(recursive: false)
136 # for compat we need to rebuild with
137 # RTE_BUILD_SHARED_LIB defined
138 cflags += '-DRTE_BUILD_SHARED_LIB'
140 version_map = '@0@/@1@/rte_@2@_version.map'.format(
141 meson.current_source_dir(), dir_name, name)
142 implib = dir_name + '.dll.a'
144 def_file = custom_target(libname + '_def',
145 command: [map_to_win_cmd, '@INPUT@', '@OUTPUT@'],
147 output: '@0@_exports.def'.format(libname))
149 mingw_map = custom_target(libname + '_mingw',
150 command: [map_to_win_cmd, '@INPUT@', '@OUTPUT@'],
152 output: '@0@_mingw.map'.format(libname))
155 lk_args = ['-Wl,/def:' + def_file.full_path(),
156 '-Wl,/implib:lib\\' + implib]
159 lk_args = ['-Wl,--version-script=' + mingw_map.full_path()]
161 lk_args = ['-Wl,--version-script=' + version_map]
165 lk_deps = [version_map, def_file, mingw_map]
167 # on unix systems check the output of the
168 # check-symbols.sh script, using it as a
169 # dependency of the .so build
170 lk_deps += custom_target(name + '.sym_chk',
171 command: [check_symbols,
172 version_map, '@INPUT@'],
175 output: name + '.sym_chk')
178 shared_lib = shared_library(libname,
182 dependencies: shared_deps,
183 include_directories: includes,
185 link_depends: lk_deps,
186 version: abi_version,
187 soversion: so_version,
189 shared_dep = declare_dependency(link_with: shared_lib,
190 include_directories: includes,
191 dependencies: shared_deps)
193 dpdk_libraries = [shared_lib] + dpdk_libraries
194 dpdk_static_libraries = [static_lib] + dpdk_static_libraries
195 endif # sources.length() > 0
197 set_variable('shared_rte_' + name, shared_dep)
198 set_variable('static_rte_' + name, static_dep)
199 message('lib/@0@: Defining dependency "@1@"'.format(