meson.build: Make building qrtr-ns opt-in

It's been moved to the kernel since forever..

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>

meson.build

@@ -9,6 +9,7 @@ project('qrtr',
         ])
 
 prefix = get_option('prefix')
+with_qrtr_ns = get_option('qrtr-ns')
 
 install_systemd_unit = get_option('systemd-service')
 systemd = dependency('systemd', required : install_systemd_unit)
@@ -29,7 +30,7 @@ subdir('lib')
 subdir('include')
 subdir('src')
 
-if systemd.found()
+if systemd.found() and with_qrtr_ns.enabled()
         systemd_unit_conf = configuration_data()
         systemd_unit_conf.set('prefix', prefix)
         configure_file(

meson_options.txt

@@ -1,3 +1,9 @@
+option('qrtr-ns',
+  type: 'feature',
+  value: 'auto',
+  description: 'Whether or not to build the qrtr-ns binary'
+)
+
 option('systemd-unit-prefix',
   type: 'string',
   description: 'Directory for systemd system unit files'

src/meson.build

@@ -9,17 +9,19 @@ executable('qrtr-cfg',
            include_directories : inc,
            install : true)
 
-ns_srcs = ['addr.c',
-           'hash.c',
-           'map.c',
-           'ns.c',
-           'util.c',
-           'waiter.c']
-executable('qrtr-ns',
-           ns_srcs,
-           link_with : libqrtr,
-           include_directories : inc,
-           install : true)
+if with_qrtr_ns.enabled()
+        ns_srcs = ['addr.c',
+                   'hash.c',
+                   'map.c',
+                   'ns.c',
+                   'util.c',
+                   'waiter.c']
+        executable('qrtr-ns',
+                   ns_srcs,
+                   link_with : libqrtr,
+                   include_directories : inc,
+                   install : true)
+endif
 
 executable('qrtr-lookup',
            'lookup.c',