numam-dpdk/examples/meson.build
Bruce Richardson 3e3eeb4d5f build: remove duplicate checks for cflags
There is no need to check for each library, driver and example whether
certain cflags are supported. Instead of checking inside the loop, do
so outside and reuse the value.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
2018-07-26 10:09:20 +02:00

61 lines
1.7 KiB
Meson

# SPDX-License-Identifier: BSD-3-Clause
# Copyright(c) 2017 Intel Corporation
driver_libs = []
if get_option('default_library') == 'static'
driver_libs = dpdk_drivers
endif
execinfo = cc.find_library('execinfo', required: false)
allow_skips = true # don't flag an error if we can't build an app
if get_option('examples').to_lower() == 'all'
dirs = run_command('sh', '-c',
'cd $MESON_SOURCE_ROOT/$MESON_SUBDIR && for d in * ; do if [ -d $d ] ; then echo $d ; fi ; done')
examples = dirs.stdout().split()
else
examples = get_option('examples').split(',')
allow_skips = false # error out if we can't build a requested app
endif
default_cflags = machine_args
if cc.has_argument('-Wno-format-truncation')
default_cflags += '-Wno-format-truncation'
endif
foreach example: examples
name = example
build = true
sources = []
allow_experimental_apis = false
cflags = default_cflags
ext_deps = [execinfo]
includes = [include_directories(example)]
deps = ['eal', 'mempool', 'net', 'mbuf', 'ethdev', 'cmdline']
subdir(example)
if build
dep_objs = ext_deps
foreach d:deps
var_name = get_option('default_library') + '_rte_' + d
if not is_variable(var_name)
error('Missing dependency "@0@" for example "@1@"'.format(d, name))
endif
dep_objs += [get_variable(var_name)]
endforeach
if allow_experimental_apis
cflags += '-DALLOW_EXPERIMENTAL_API'
endif
executable('dpdk-' + name, sources,
include_directories: includes,
link_whole: driver_libs,
link_args: dpdk_extra_ldflags,
c_args: cflags,
dependencies: dep_objs)
elif not allow_skips
error('Cannot build requested example "' + name + '"')
else
message('Skipping example "' + name + '"')
endif
endforeach