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
24 'metrics', # bitrate/latency stats depends on this
25 'hash', # efd depends on this
26 'timer', # eventdev depends on this
54 'ipsec', # ipsec lib depends on net, crypto and security
55 'fib', #fib lib depends on rib
56 'port', # pkt framework libs which use other libs from above
59 'flow_classify', # flow_classify lib depends on pkt framework table lib
89 ] # only supported libraries for windows
99 opt_disabled_libs = run_command(list_dir_globs, get_option('disable_libs'),
100 check: true).stdout().split()
101 foreach l:opt_disabled_libs
102 if not optional_libs.contains(l)
103 warning('Cannot disable mandatory library "@0@"'.format(l))
110 default_cflags = machine_args
111 default_cflags += ['-DALLOW_EXPERIMENTAL_API']
112 default_cflags += ['-DALLOW_INTERNAL_API']
114 if cc.has_argument('-Wno-format-truncation')
115 default_cflags += '-Wno-format-truncation'
118 enabled_libs = [] # used to print summary at the end
122 reason = '<unknown reason>' # set if build == false to explain why
124 use_function_versioning = false
127 indirect_headers = [] # public headers not directly included by apps
128 driver_sdk_headers = [] # public headers included by drivers
130 cflags = default_cflags
131 objs = [] # other object files to link against, used e.g. for
132 # instruction-set optimized versions of code
134 # use "deps" for internal DPDK dependencies, and "ext_deps" for
135 # external package/library requirements
138 # eal is standard dependency once built
139 if dpdk_conf.has('RTE_LIB_EAL')
143 if disabled_libs.contains(l)
145 reason = 'explicitly disabled via build config'
150 warning('Library name, "@0@", and directory name, "@1@", do not match'.format(name, l))
154 dpdk_libs_disabled += name
155 set_variable(name.underscorify() + '_disable_reason', reason)
159 shared_deps = ext_deps
160 static_deps = ext_deps
162 if not is_variable('shared_rte_' + d)
163 error('Missing internal dependency "@0@" for @1@ [@2@]'
164 .format(d, name, 'lib/' + l))
166 shared_deps += [get_variable('shared_rte_' + d)]
167 static_deps += [get_variable('static_rte_' + d)]
171 dpdk_conf.set('RTE_LIB_' + name.to_upper(), 1)
172 install_headers(headers)
173 install_headers(indirect_headers)
174 if get_option('enable_driver_sdk')
175 install_headers(driver_sdk_headers)
177 dpdk_chkinc_headers += headers
179 libname = 'rte_' + name
180 includes += include_directories(l)
182 if developer_mode and is_windows and use_function_versioning
183 message('@0@: Function versioning is not supported by Windows.'.format(name))
186 if use_function_versioning
187 cflags += '-DRTE_USE_FUNCTION_VERSIONING'
189 cflags += '-DRTE_LOG_DEFAULT_LOGTYPE=lib.' + l
191 # first build static lib
192 static_lib = static_library(libname,
196 dependencies: static_deps,
197 include_directories: includes,
199 static_dep = declare_dependency(
200 include_directories: includes,
201 dependencies: static_deps)
203 if not use_function_versioning or is_windows
204 # use pre-build objects to build shared lib
206 objs += static_lib.extract_all_objects(recursive: false)
208 # for compat we need to rebuild with
209 # RTE_BUILD_SHARED_LIB defined
210 cflags += '-DRTE_BUILD_SHARED_LIB'
212 version_map = '@0@/@1@/version.map'.format(
213 meson.current_source_dir(), l)
214 implib = 'librte_' + l + '.dll.a'
216 def_file = custom_target(libname + '_def',
217 command: [map_to_win_cmd, '@INPUT@', '@OUTPUT@'],
219 output: '@0@_exports.def'.format(libname))
221 mingw_map = custom_target(libname + '_mingw',
222 command: [map_to_win_cmd, '@INPUT@', '@OUTPUT@'],
224 output: '@0@_mingw.map'.format(libname))
227 lk_args = ['-Wl,/def:' + def_file.full_path()]
228 if meson.version().version_compare('<0.54.0')
229 lk_args += ['-Wl,/implib:lib\\' + implib]
233 lk_args = ['-Wl,--version-script=' + mingw_map.full_path()]
235 lk_args = ['-Wl,--version-script=' + version_map]
239 lk_deps = [version_map, def_file, mingw_map]
240 if developer_mode and not is_windows
241 # on unix systems check the output of the
242 # check-symbols.sh script, using it as a
243 # dependency of the .so build
244 lk_deps += custom_target(name + '.sym_chk',
245 command: [check_symbols,
246 version_map, '@INPUT@'],
249 output: name + '.sym_chk')
252 shared_lib = shared_library(libname,
256 dependencies: shared_deps,
257 include_directories: includes,
259 link_depends: lk_deps,
260 version: abi_version,
261 soversion: so_version,
263 shared_dep = declare_dependency(link_with: shared_lib,
264 include_directories: includes,
265 dependencies: shared_deps)
267 dpdk_libraries = [shared_lib] + dpdk_libraries
268 dpdk_static_libraries = [static_lib] + dpdk_static_libraries
270 set_variable('shared_rte_' + name, shared_dep)
271 set_variable('static_rte_' + name, static_dep)
273 message('lib/@0@: Defining dependency "@1@"'.format(l, name))