1# SPDX-License-Identifier: BSD-3-Clause 2# Copyright(c) 2017-2019 Intel Corporation 3 4 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. 11libraries = [ 12 'kvargs', # eal depends on kvargs 13 'telemetry', # basic info querying 14 'eal', # everything depends on eal 15 'ring', 16 'rcu', # rcu depends on ring 17 'mempool', 'mbuf', 'net', 'meter', 'ethdev', 'pci', # core 18 'cmdline', 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', 28 'rib', 'reorder', 'sched', 'security', 'stack', 'vhost', 29 # ipsec lib depends on net, crypto and security 30 'ipsec', 31 #fib lib depends on rib 32 'fib', 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'] 37 38if is_windows 39 libraries = [ 40 'kvargs', 41 'eal', 42 'ring', 43 'pci', 44 ] # only supported libraries for windows 45endif 46 47default_cflags = machine_args 48default_cflags += ['-DALLOW_EXPERIMENTAL_API'] 49default_cflags += ['-DALLOW_INTERNAL_API'] 50 51if cc.has_argument('-Wno-format-truncation') 52 default_cflags += '-Wno-format-truncation' 53endif 54 55enabled_libs = [] # used to print summary at the end 56 57foreach l:libraries 58 build = true 59 reason = '<unknown reason>' # set if build == false to explain why 60 name = l 61 use_function_versioning = false 62 sources = [] 63 headers = [] 64 includes = [] 65 cflags = default_cflags 66 objs = [] # other object files to link against, used e.g. for 67 # instruction-set optimized versions of code 68 69 # use "deps" for internal DPDK dependencies, and "ext_deps" for 70 # external package/library requirements 71 ext_deps = [] 72 deps = [] 73 # eal is standard dependency once built 74 if dpdk_conf.has('RTE_LIBRTE_EAL') 75 deps += ['eal'] 76 endif 77 78 dir_name = 'librte_' + l 79 subdir(dir_name) 80 81 if build 82 shared_deps = ext_deps 83 static_deps = ext_deps 84 foreach d: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)) 88 endif 89 shared_deps += [get_variable('shared_rte_' + d)] 90 static_deps += [get_variable('static_rte_' + d)] 91 endforeach 92 endif 93 94 if not build 95 dpdk_libs_disabled += name 96 set_variable(name.underscorify() + '_disable_reason', reason) 97 else 98 enabled_libs += name 99 dpdk_conf.set('RTE_LIBRTE_' + name.to_upper(), 1) 100 install_headers(headers) 101 102 libname = 'rte_' + name 103 includes += include_directories(dir_name) 104 105 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 109 else 110 111 if use_function_versioning 112 cflags += '-DRTE_USE_FUNCTION_VERSIONING' 113 endif 114 115 version_map = '@0@/@1@/rte_@2@_version.map'.format( 116 meson.current_source_dir(), dir_name, name) 117 118 is_stable = run_command(is_stable_cmd, 119 files(version_map)).returncode() == 0 120 121 if is_stable 122 lib_version = abi_version 123 so_version = stable_so_version 124 else 125 lib_version = experimental_abi_version 126 so_version = experimental_so_version 127 endif 128 129 # first build static lib 130 static_lib = static_library(libname, 131 sources, 132 objects: objs, 133 c_args: cflags, 134 dependencies: static_deps, 135 include_directories: includes, 136 install: true) 137 static_dep = declare_dependency( 138 include_directories: includes, 139 dependencies: static_deps) 140 141 if not use_function_versioning 142 # use pre-build objects to build shared lib 143 sources = [] 144 objs += static_lib.extract_all_objects(recursive: false) 145 else 146 # for compat we need to rebuild with 147 # RTE_BUILD_SHARED_LIB defined 148 cflags += '-DRTE_BUILD_SHARED_LIB' 149 endif 150 version_map = '@0@/@1@/rte_@2@_version.map'.format( 151 meson.current_source_dir(), dir_name, name) 152 implib = dir_name + '.dll.a' 153 154 def_file = custom_target(libname + '_def', 155 command: [map_to_win_cmd, '@INPUT@', '@OUTPUT@'], 156 input: version_map, 157 output: '@0@_exports.def'.format(libname)) 158 159 mingw_map = custom_target(libname + '_mingw', 160 command: [map_to_win_cmd, '@INPUT@', '@OUTPUT@'], 161 input: version_map, 162 output: '@0@_mingw.map'.format(libname)) 163 164 if is_ms_linker 165 lk_args = ['-Wl,/def:' + def_file.full_path(), 166 '-Wl,/implib:lib\\' + implib] 167 else 168 if is_windows 169 lk_args = ['-Wl,--version-script=' + mingw_map.full_path()] 170 else 171 lk_args = ['-Wl,--version-script=' + version_map] 172 endif 173 endif 174 175 lk_deps = [version_map, def_file, mingw_map] 176 if not is_windows 177 # on unix systems check the output of the 178 # check-symbols.sh script, using it as a 179 # dependency of the .so build 180 lk_deps += custom_target(name + '.sym_chk', 181 command: [check_symbols, 182 version_map, '@INPUT@'], 183 capture: true, 184 input: static_lib, 185 output: name + '.sym_chk') 186 endif 187 188 shared_lib = shared_library(libname, 189 sources, 190 objects: objs, 191 c_args: cflags, 192 dependencies: shared_deps, 193 include_directories: includes, 194 link_args: lk_args, 195 link_depends: lk_deps, 196 version: lib_version, 197 soversion: so_version, 198 install: true) 199 shared_dep = declare_dependency(link_with: shared_lib, 200 include_directories: includes, 201 dependencies: shared_deps) 202 203 dpdk_libraries = [shared_lib] + dpdk_libraries 204 dpdk_static_libraries = [static_lib] + dpdk_static_libraries 205 endif # sources.length() > 0 206 207 set_variable('shared_rte_' + name, shared_dep) 208 set_variable('static_rte_' + name, static_dep) 209 message('lib/@0@: Defining dependency "@1@"'.format( 210 dir_name, name)) 211 endif # if build 212endforeach 213