--- /dev/null
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(c) 2017 Intel Corporation
+
+# Defines the order in which the drivers are buit.
+driver_classes = ['bus',
+ 'mempool', # depends on bus.
+ 'net', # depends on bus and mempool.
+ 'crypto', # depenss on bus, mempool (net in future).
+ 'event'] # depends on bus, mempool and net.
+
+foreach class:driver_classes
+ drivers = []
+ std_deps = []
+ config_flag_fmt = '' # format string used to set the value in dpdk_conf
+ driver_name_fmt = '' # format string for driver name, used to name
+ # the library, the dependency and to find the
+ # version file for linking
+
+ subdir(class)
+
+ foreach drv:drivers
+ drv_path = join_paths(class, drv)
+
+ # set up empty variables used for build
+ build = true # set to false to disable, e.g. missing deps
+ name = drv
+ version = 1
+ allow_experimental_apis = false
+ sources = []
+ objs = []
+ cflags = machine_args
+ includes = [include_directories(drv_path)]
+ # set up internal deps. Drivers can append/override as necessary
+ deps = std_deps
+ # ext_deps: Stores external library dependency got
+ # using dependency() or cc.find_library(). For most cases, we
+ # probably also need to specify the "-l" flags in
+ # pkgconfig_extra_libs variable too, so that it can be reflected
+ # in the pkgconfig output for static builds
+ ext_deps = []
+ pkgconfig_extra_libs = []
+
+ # pull in driver directory which should assign to each of the above
+ subdir(drv_path)
+
+ if build
+ dpdk_conf.set(config_flag_fmt.format(name.to_upper()),1)
+ lib_name = driver_name_fmt.format(name)
+
+ if allow_experimental_apis
+ cflags += '-DALLOW_EXPERIMENTAL_API'
+ endif
+
+ # get dependency objs from strings
+ shared_objs = []
+ static_objs = []
+ foreach d:deps
+ shared_objs += [get_variable('shared_rte_' + d)]
+ static_objs += [get_variable('static_rte_' + d)]
+ endforeach
+ shared_objs += ext_deps
+ static_objs += ext_deps
+ dpdk_extra_ldflags += pkgconfig_extra_libs
+
+ # generate pmdinfo sources by building a temporary
+ # lib and then running pmdinfogen on the contents of
+ # that lib. The final lib reuses the object files and
+ # adds in the new source file.
+ out_filename = lib_name + '.pmd.c'
+ tmp_lib = static_library('tmp_' + lib_name,
+ sources,
+ include_directories: includes,
+ dependencies: static_objs,
+ c_args: cflags)
+ objs += tmp_lib.extract_all_objects()
+ sources = custom_target(out_filename,
+ command: [pmdinfo, tmp_lib.full_path(),
+ '@OUTPUT@', pmdinfogen],
+ output: out_filename,
+ depends: [pmdinfogen, tmp_lib])
+
+ if get_option('per_library_versions')
+ lib_version = '@0@.1'.format(version)
+ so_version = '@0@'.format(version)
+ else
+ pver = meson.project_version().split('.')
+ lib_version = '@0@.@1@'.format(pver.get(0),
+ pver.get(1))
+ so_version = lib_version
+ endif
+
+ # now build the static driver
+ static_lib = static_library(lib_name,
+ sources,
+ objects: objs,
+ include_directories: includes,
+ dependencies: static_objs,
+ c_args: cflags,
+ install: true)
+
+ # now build the shared driver
+ version_map = '@0@/@1@/@2@_version.map'.format(
+ meson.current_source_dir(),
+ drv_path, lib_name)
+ shared_lib = shared_library(lib_name,
+ sources,
+ objects: objs,
+ include_directories: includes,
+ dependencies: shared_objs,
+ c_args: cflags,
+ link_args: '-Wl,--version-script=' + version_map,
+ link_depends: version_map,
+ version: lib_version,
+ soversion: so_version,
+ install: true,
+ install_dir: driver_install_path)
+
+ # create a dependency object and add it to the global dictionary so
+ # testpmd or other built-in apps can find it if necessary
+ shared_dep = declare_dependency(link_with: shared_lib,
+ include_directories: includes,
+ dependencies: shared_objs)
+ static_dep = declare_dependency(link_with: static_lib,
+ include_directories: includes,
+ dependencies: static_objs)
+
+ dpdk_drivers += static_lib
+
+ set_variable('shared_@0@'.format(lib_name), shared_dep)
+ set_variable('static_@0@'.format(lib_name), static_dep)
+ endif # build
+ endforeach
+endforeach
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