X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=examples%2Fmeson.build;h=af81c762e8532d0383958d3dce020bd3ad07bfb9;hb=5d7b673d5fd6663b20c675dd382d9fb43b42af18;hp=16c3ab005227d0649bd68569390a30117156d4df;hpb=038e5ecc76578a9ca54cc7f8e211b5253093287c;p=dpdk.git

diff --git a/examples/meson.build b/examples/meson.build
index 16c3ab0052..af81c762e8 100644
--- a/examples/meson.build
+++ b/examples/meson.build
@@ -18,12 +18,21 @@ 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
+
+# specify -D_GNU_SOURCE unconditionally
+default_cflags += '-D_GNU_SOURCE'
+
 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']
@@ -32,8 +41,11 @@ foreach example: examples
 	if build
 		dep_objs = ext_deps
 		foreach d:deps
-			dep_objs += [get_variable(
-				get_option('default_library') + '_rte_' + d)]
+			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'