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', 'regexdev', 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 'telemetry', 42 'eal', 43 'ring', 44 'mempool', 'mbuf', 'net', 'meter', 'ethdev', 'pci', 45 'cmdline', 46 'hash', 47 ] # only supported libraries for windows 48endif 49 50default_cflags = machine_args 51default_cflags += ['-DALLOW_EXPERIMENTAL_API'] 52default_cflags += ['-DALLOW_INTERNAL_API'] 53 54if cc.has_argument('-Wno-format-truncation') 55 default_cflags += '-Wno-format-truncation' 56endif 57 58enabled_libs = [] # used to print summary at the end 59 60foreach l:libraries 61 build = true 62 reason = '<unknown reason>' # set if build == false to explain why 63 name = l 64 use_function_versioning = false 65 sources = [] 66 headers = [] 67 includes = [] 68 cflags = default_cflags 69 objs = [] # other object files to link against, used e.g. for 70 # instruction-set optimized versions of code 71 72 # use "deps" for internal DPDK dependencies, and "ext_deps" for 73 # external package/library requirements 74 ext_deps = [] 75 deps = [] 76 # eal is standard dependency once built 77 if dpdk_conf.has('RTE_LIBRTE_EAL') 78 deps += ['eal'] 79 endif 80 81 dir_name = 'librte_' + l 82 subdir(dir_name) 83 84 if build 85 shared_deps = ext_deps 86 static_deps = ext_deps 87 foreach d:deps 88 if not is_variable('shared_rte_' + d) 89 error('Missing internal dependency "@0@" for @1@ [@2@]' 90 .format(d, name, 'lib/' + dir_name)) 91 endif 92 shared_deps += [get_variable('shared_rte_' + d)] 93 static_deps += [get_variable('static_rte_' + d)] 94 endforeach 95 endif 96 97 if not build 98 dpdk_libs_disabled += name 99 set_variable(name.underscorify() + '_disable_reason', reason) 100 else 101 enabled_libs += name 102 dpdk_conf.set('RTE_LIBRTE_' + name.to_upper(), 1) 103 install_headers(headers) 104 105 libname = 'rte_' + name 106 includes += include_directories(dir_name) 107 108 if sources.length() == 0 109 # if no C files, just set a dependency on header path 110 shared_dep = declare_dependency(include_directories: includes) 111 static_dep = shared_dep 112 else 113 if is_windows and use_function_versioning 114 message('@0@: Function versioning is not supported by Windows.' 115 .format(name)) 116 endif 117 118 if use_function_versioning 119 cflags += '-DRTE_USE_FUNCTION_VERSIONING' 120 endif 121 122 # first build static lib 123 static_lib = static_library(libname, 124 sources, 125 objects: objs, 126 c_args: cflags, 127 dependencies: static_deps, 128 include_directories: includes, 129 install: true) 130 static_dep = declare_dependency( 131 include_directories: includes, 132 dependencies: static_deps) 133 134 if not use_function_versioning or is_windows 135 # use pre-build objects to build shared lib 136 sources = [] 137 objs += static_lib.extract_all_objects(recursive: false) 138 else 139 # for compat we need to rebuild with 140 # RTE_BUILD_SHARED_LIB defined 141 cflags += '-DRTE_BUILD_SHARED_LIB' 142 endif 143 version_map = '@0@/@1@/rte_@2@_version.map'.format( 144 meson.current_source_dir(), dir_name, name) 145 implib = dir_name + '.dll.a' 146 147 def_file = custom_target(libname + '_def', 148 command: [map_to_win_cmd, '@INPUT@', '@OUTPUT@'], 149 input: version_map, 150 output: '@0@_exports.def'.format(libname)) 151 152 mingw_map = custom_target(libname + '_mingw', 153 command: [map_to_win_cmd, '@INPUT@', '@OUTPUT@'], 154 input: version_map, 155 output: '@0@_mingw.map'.format(libname)) 156 157 if is_ms_linker 158 lk_args = ['-Wl,/def:' + def_file.full_path(), 159 '-Wl,/implib:lib\\' + implib] 160 else 161 if is_windows 162 lk_args = ['-Wl,--version-script=' + mingw_map.full_path()] 163 else 164 lk_args = ['-Wl,--version-script=' + version_map] 165 endif 166 endif 167 168 lk_deps = [version_map, def_file, mingw_map] 169 if not is_windows 170 # on unix systems check the output of the 171 # check-symbols.sh script, using it as a 172 # dependency of the .so build 173 lk_deps += custom_target(name + '.sym_chk', 174 command: [check_symbols, 175 version_map, '@INPUT@'], 176 capture: true, 177 input: static_lib, 178 output: name + '.sym_chk') 179 endif 180 181 shared_lib = shared_library(libname, 182 sources, 183 objects: objs, 184 c_args: cflags, 185 dependencies: shared_deps, 186 include_directories: includes, 187 link_args: lk_args, 188 link_depends: lk_deps, 189 version: abi_version, 190 soversion: so_version, 191 install: true) 192 shared_dep = declare_dependency(link_with: shared_lib, 193 include_directories: includes, 194 dependencies: shared_deps) 195 196 dpdk_libraries = [shared_lib] + dpdk_libraries 197 dpdk_static_libraries = [static_lib] + dpdk_static_libraries 198 endif # sources.length() > 0 199 200 set_variable('shared_rte_' + name, shared_dep) 201 set_variable('static_rte_' + name, static_dep) 202 message('lib/@0@: Defining dependency "@1@"'.format( 203 dir_name, name)) 204 endif # if build 205endforeach 206