numam-dpdk/lib/meson.build
Bruce Richardson 806c45dd48 build: add configuration summary at end of config
After running meson to configure a DPDK build, it can be useful to know
what was automatically enabled or disabled. Therefore, print out by way of
summary a categorised list of libraries and drivers to be built.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
2018-09-17 13:58:40 +02:00

136 lines
4.1 KiB
Meson

# SPDX-License-Identifier: BSD-3-Clause
# Copyright(c) 2017 Intel Corporation
# process all libraries equally, as far as possible
# "core" libs first, then others alphebetically as far as possible
# NOTE: for speed of meson runs, the dependencies in the subdirectories
# sometimes skip deps that would be implied by others, e.g. if mempool is
# given as a dep, no need to mention ring. This is especially true for the
# core libs which are widely reused, so their deps are kept to a minimum.
libraries = [ 'compat', # just a header, used for versioning
'kvargs',
'eal', 'ring', 'mempool', 'mbuf', 'net', 'ethdev', 'pci', # core
'metrics', # bitrate/latency stats depends on this
'hash', # efd depends on this
'timer', # eventdev depends on this
'acl', 'bbdev', 'bitratestats', 'cfgfile',
'cmdline', 'compressdev', 'cryptodev',
'distributor', 'efd', 'eventdev',
'gro', 'gso', 'ip_frag', 'jobstats',
'kni', 'latencystats', 'lpm', 'member',
'meter', 'power', 'pdump', 'rawdev',
'reorder', 'sched', 'security', 'vhost',
# add pkt framework libs which use other libs from above
'port', 'table', 'pipeline',
# flow_classify lib depends on pkt framework table lib
'flow_classify', 'bpf']
default_cflags = machine_args
if cc.has_argument('-Wno-format-truncation')
default_cflags += '-Wno-format-truncation'
endif
enabled_libs = [] # used to print summary at the end
foreach l:libraries
build = true
name = l
version = 1
allow_experimental_apis = false
sources = []
headers = []
includes = []
cflags = default_cflags
objs = [] # other object files to link against, used e.g. for
# instruction-set optimized versions of code
# use "deps" for internal DPDK dependencies, and "ext_deps" for
# external package/library requirements
ext_deps = []
deps = []
# eal is standard dependency once built
if dpdk_conf.has('RTE_LIBRTE_EAL')
deps += ['eal']
endif
dir_name = 'librte_' + l
subdir(dir_name)
if build
enabled_libs += name
dpdk_conf.set('RTE_LIBRTE_' + name.to_upper(), 1)
install_headers(headers)
libname = 'rte_' + name
includes += include_directories(dir_name)
if sources.length() == 0
# if no C files, just set a dependency on header path
shared_dep = declare_dependency(include_directories: includes)
static_dep = shared_dep
else
shared_deps = ext_deps
static_deps = ext_deps
foreach d:deps
if not is_variable('shared_rte_' + d)
error('Missing dependency ' + d +
' for library ' + lib_name)
endif
shared_deps += [get_variable('shared_rte_' + d)]
static_deps += [get_variable('static_rte_' + d)]
endforeach
if allow_experimental_apis
cflags += '-DALLOW_EXPERIMENTAL_API'
endif
if get_option('per_library_versions')
lib_version = '@0@.1'.format(version)
so_version = '@0@'.format(version)
else
prj_ver = meson.project_version().split('.')
lib_version = '@0@.@1@'.format(
prj_ver.get(0), prj_ver.get(1))
so_version = lib_version
endif
# first build static lib
static_lib = static_library(libname,
sources,
objects: objs,
c_args: cflags,
dependencies: static_deps,
include_directories: includes,
install: true)
static_dep = declare_dependency(link_with: static_lib,
include_directories: includes,
dependencies: static_deps)
# then use pre-build objects to build shared lib
sources = []
objs += static_lib.extract_all_objects(recursive: false)
version_map = '@0@/@1@/rte_@2@_version.map'.format(
meson.current_source_dir(), dir_name, name)
shared_lib = shared_library(libname,
sources,
objects: objs,
c_args: cflags,
dependencies: shared_deps,
include_directories: includes,
link_args: '-Wl,--version-script=' + version_map,
link_depends: version_map,
version: lib_version,
soversion: so_version,
install: true)
shared_dep = declare_dependency(link_with: shared_lib,
include_directories: includes,
dependencies: shared_deps)
dpdk_libraries = [shared_lib] + dpdk_libraries
endif # sources.length() > 0
set_variable('shared_' + libname, shared_dep)
set_variable('static_' + libname, static_dep)
endif # if build
endforeach