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
57 'ipsec', # ipsec lib depends on net, crypto and security
58 'fib', #fib lib depends on rib
59 'port', # pkt framework libs which use other libs from above
60 'pdump', # pdump lib depends on bpf
63 'flow_classify', # flow_classify lib depends on pkt framework table lib
75 opt_disabled_libs = run_command(list_dir_globs, get_option('disable_libs'),
76 check: true).stdout().split()
77 foreach l:opt_disabled_libs
78 if not optional_libs.contains(l)
79 warning('Cannot disable mandatory library "@0@"'.format(l))
86 default_cflags = machine_args
87 default_cflags += ['-DALLOW_EXPERIMENTAL_API']
88 default_cflags += ['-DALLOW_INTERNAL_API']
90 if cc.has_argument('-Wno-format-truncation')
91 default_cflags += '-Wno-format-truncation'
94 enabled_libs = [] # used to print summary at the end
98 reason = '<unknown reason>' # set if build == false to explain why
100 use_function_versioning = false
103 indirect_headers = [] # public headers not directly included by apps
104 driver_sdk_headers = [] # public headers included by drivers
106 cflags = default_cflags
107 objs = [] # other object files to link against, used e.g. for
108 # instruction-set optimized versions of code
110 # use "deps" for internal DPDK dependencies, and "ext_deps" for
111 # external package/library requirements
114 # eal is standard dependency once built
115 if dpdk_conf.has('RTE_LIB_EAL')
119 if disabled_libs.contains(l)
121 reason = 'explicitly disabled via build config'
126 warning('Library name, "@0@", and directory name, "@1@", do not match'.format(name, l))
130 dpdk_libs_disabled += name
131 set_variable(name.underscorify() + '_disable_reason', reason)
135 shared_deps = ext_deps
136 static_deps = ext_deps
138 if not is_variable('shared_rte_' + d)
139 error('Missing internal dependency "@0@" for @1@ [@2@]'
140 .format(d, name, 'lib/' + l))
142 shared_deps += [get_variable('shared_rte_' + d)]
143 static_deps += [get_variable('static_rte_' + d)]
147 dpdk_conf.set('RTE_LIB_' + name.to_upper(), 1)
148 install_headers(headers)
149 install_headers(indirect_headers)
150 if get_option('enable_driver_sdk')
151 install_headers(driver_sdk_headers)
153 dpdk_chkinc_headers += headers
155 libname = 'rte_' + name
156 includes += include_directories(l)
158 if developer_mode and is_windows and use_function_versioning
159 message('@0@: Function versioning is not supported by Windows.'.format(name))
162 if use_function_versioning
163 cflags += '-DRTE_USE_FUNCTION_VERSIONING'
165 cflags += '-DRTE_LOG_DEFAULT_LOGTYPE=lib.' + l
167 # first build static lib
168 static_lib = static_library(libname,
172 dependencies: static_deps,
173 include_directories: includes,
175 static_dep = declare_dependency(
176 include_directories: includes,
177 dependencies: static_deps)
179 if not use_function_versioning or is_windows
180 # use pre-build objects to build shared lib
182 objs += static_lib.extract_all_objects(recursive: false)
184 # for compat we need to rebuild with
185 # RTE_BUILD_SHARED_LIB defined
186 cflags += '-DRTE_BUILD_SHARED_LIB'
188 version_map = '@0@/@1@/version.map'.format(
189 meson.current_source_dir(), l)
190 implib = 'librte_' + l + '.dll.a'
192 def_file = custom_target(libname + '_def',
193 command: [map_to_win_cmd, '@INPUT@', '@OUTPUT@'],
195 output: '@0@_exports.def'.format(libname))
197 mingw_map = custom_target(libname + '_mingw',
198 command: [map_to_win_cmd, '@INPUT@', '@OUTPUT@'],
200 output: '@0@_mingw.map'.format(libname))
203 lk_args = ['-Wl,/def:' + def_file.full_path()]
204 if meson.version().version_compare('<0.54.0')
205 lk_args += ['-Wl,/implib:lib\\' + implib]
209 lk_args = ['-Wl,--version-script=' + mingw_map.full_path()]
211 lk_args = ['-Wl,--version-script=' + version_map]
215 lk_deps = [version_map, def_file, mingw_map]
216 if developer_mode and not is_windows
217 # on unix systems check the output of the
218 # check-symbols.sh script, using it as a
219 # dependency of the .so build
220 lk_deps += custom_target(name + '.sym_chk',
221 command: [check_symbols,
222 version_map, '@INPUT@'],
225 output: name + '.sym_chk')
228 shared_lib = shared_library(libname,
232 dependencies: shared_deps,
233 include_directories: includes,
235 link_depends: lk_deps,
236 version: abi_version,
237 soversion: so_version,
239 shared_dep = declare_dependency(link_with: shared_lib,
240 include_directories: includes,
241 dependencies: shared_deps)
243 dpdk_libraries = [shared_lib] + dpdk_libraries
244 dpdk_static_libraries = [static_lib] + dpdk_static_libraries
246 set_variable('shared_rte_' + name, shared_dep)
247 set_variable('static_rte_' + name, static_dep)
249 message('lib/@0@: Defining dependency "@1@"'.format(l, name))