diff options
Diffstat (limited to 'drivers/meson.build')
| -rw-r--r-- | drivers/meson.build | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/drivers/meson.build b/drivers/meson.build new file mode 100644 index 00000000..b41a0f18 --- /dev/null +++ b/drivers/meson.build @@ -0,0 +1,133 @@ +# 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 |