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 'eal', # everything depends on eal 14 'ring', 'mempool', 'mbuf', 'net', 'meter', 'ethdev', 'pci', # core 15 'cmdline', 16 'metrics', # bitrate/latency stats depends on this 17 'hash', # efd depends on this 18 'timer', # eventdev depends on this 19 'acl', 'bbdev', 'bitratestats', 'cfgfile', 20 'compressdev', 'cryptodev', 21 'distributor', 'efd', 'eventdev', 22 'gro', 'gso', 'ip_frag', 'jobstats', 23 'kni', 'latencystats', 'lpm', 'member', 24 'power', 'pdump', 'rawdev', 25 'rcu', 'reorder', 'sched', 'security', 'stack', 'vhost', 26 # ipsec lib depends on net, crypto and security 27 'ipsec', 28 # add pkt framework libs which use other libs from above 29 'port', 'table', 'pipeline', 30 # flow_classify lib depends on pkt framework table lib 31 'flow_classify', 'bpf', 'telemetry'] 32 33if is_windows 34 libraries = ['kvargs','eal'] # only supported libraries for windows 35endif 36 37default_cflags = machine_args 38if cc.has_argument('-Wno-format-truncation') 39 default_cflags += '-Wno-format-truncation' 40endif 41 42enabled_libs = [] # used to print summary at the end 43 44foreach l:libraries 45 build = true 46 reason = '<unknown reason>' # set if build == false to explain why 47 name = l 48 version = 1 49 allow_experimental_apis = false 50 sources = [] 51 headers = [] 52 includes = [] 53 cflags = default_cflags 54 objs = [] # other object files to link against, used e.g. for 55 # instruction-set optimized versions of code 56 57 # use "deps" for internal DPDK dependencies, and "ext_deps" for 58 # external package/library requirements 59 ext_deps = [] 60 deps = [] 61 # eal is standard dependency once built 62 if dpdk_conf.has('RTE_LIBRTE_EAL') 63 deps += ['eal'] 64 endif 65 66 dir_name = 'librte_' + l 67 subdir(dir_name) 68 69 if not build 70 dpdk_libs_disabled += name 71 set_variable(name.underscorify() + '_disable_reason', reason) 72 else 73 enabled_libs += name 74 dpdk_conf.set('RTE_LIBRTE_' + name.to_upper(), 1) 75 install_headers(headers) 76 77 libname = 'rte_' + name 78 includes += include_directories(dir_name) 79 80 if sources.length() == 0 81 # if no C files, just set a dependency on header path 82 shared_dep = declare_dependency(include_directories: includes) 83 static_dep = shared_dep 84 else 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 dependency ' + d + 90 ' for library ' + libname) 91 endif 92 shared_deps += [get_variable('shared_rte_' + d)] 93 static_deps += [get_variable('static_rte_' + d)] 94 endforeach 95 96 if allow_experimental_apis 97 cflags += '-DALLOW_EXPERIMENTAL_API' 98 endif 99 100 if get_option('per_library_versions') 101 lib_version = '@0@.1'.format(version) 102 so_version = '@0@'.format(version) 103 else 104 lib_version = major_version 105 so_version = major_version 106 endif 107 108 # first build static lib 109 static_lib = static_library(libname, 110 sources, 111 objects: objs, 112 c_args: cflags, 113 dependencies: static_deps, 114 include_directories: includes, 115 install: true) 116 static_dep = declare_dependency(link_with: static_lib, 117 include_directories: includes, 118 dependencies: static_deps) 119 120 # then use pre-build objects to build shared lib 121 sources = [] 122 objs += static_lib.extract_all_objects(recursive: false) 123 version_map = '@0@/@1@/rte_@2@_version.map'.format( 124 meson.current_source_dir(), dir_name, name) 125 implib = dir_name + '.dll.a' 126 127 def_file = custom_target(name + '_def', 128 command: [map_to_def_cmd, '@INPUT@', '@OUTPUT@'], 129 input: version_map, 130 output: 'rte_@0@_exports.def'.format(name)) 131 if is_windows 132 lk_args = ['-Wl,/def:' + def_file.full_path(), 133 '-Wl,/implib:lib\\' + implib] 134 else 135 lk_args = ['-Wl,--version-script=' + version_map] 136 endif 137 138 shared_lib = shared_library(libname, 139 sources, 140 objects: objs, 141 c_args: cflags, 142 dependencies: shared_deps, 143 include_directories: includes, 144 link_args: lk_args, 145 link_depends: [version_map, def_file], 146 version: lib_version, 147 soversion: so_version, 148 install: true) 149 shared_dep = declare_dependency(link_with: shared_lib, 150 include_directories: includes, 151 dependencies: shared_deps) 152 153 dpdk_libraries = [shared_lib] + dpdk_libraries 154 dpdk_static_libraries = [static_lib] + dpdk_static_libraries 155 endif # sources.length() > 0 156 157 set_variable('shared_' + libname, shared_dep) 158 set_variable('static_' + libname, static_dep) 159 endif # if build 160endforeach 161