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-rw-r--r--examples/meson.build55
1 files changed, 41 insertions, 14 deletions
diff --git a/examples/meson.build b/examples/meson.build
index 2c6b3f88..4ee7a111 100644
--- a/examples/meson.build
+++ b/examples/meson.build
@@ -7,27 +7,54 @@ if get_option('default_library') == 'static'
endif
execinfo = cc.find_library('execinfo', required: false)
-foreach example: get_option('examples').split(',')
+
+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 = machine_args
+ cflags = default_cflags
+
ext_deps = [execinfo]
includes = [include_directories(example)]
deps = ['eal', 'mempool', 'net', 'mbuf', 'ethdev', 'cmdline']
subdir(example)
- dep_objs = ext_deps
- foreach d:deps
- dep_objs += [get_variable(get_option('default_library') + '_rte_' + d)]
- endforeach
- if allow_experimental_apis
- cflags += '-DALLOW_EXPERIMENTAL_API'
+ 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
- executable('dpdk-' + name, sources,
- include_directories: includes,
- link_whole: driver_libs,
- link_args: dpdk_extra_ldflags,
- c_args: cflags,
- dependencies: dep_objs)
endforeach