Add SystemD units for Autostart (#189)

data/dock.service.in

@@ -0,0 +1,16 @@
+[Unit]
+Description=Pantheon Dock
+PartOf=graphical-session.target
+After=gnome-session-initialized.target
+
+[Service]
+Slice=session.slice
+Type=dbus
+BusName=io.elementary.dock
+ExecStart=@bindir@/io.elementary.dock
+
+# Lower down dock's OOM score to avoid being killed by OOM-killer too early
+OOMScoreAdjust=-1000
+
+[Install]
+[email protected]

data/meson.build

@@ -9,3 +9,21 @@ install_data(
     install_dir: get_option('prefix') / get_option('datadir') / 'glib-2.0' / 'schemas',
     rename: meson.project_name() + '.gschema.xml'
 )
+
+dep_systemd = dependency('systemd', required: true)
+systemd_userunitdir = get_option('systemduserunitdir')
+if systemd_userunitdir == ''
+    systemd_userunitdir = dep_systemd.get_variable('systemduserunitdir', pkgconfig_define: ['prefix', get_option('prefix')])
+endif
+
+bindir = get_option('prefix') / get_option('bindir')
+unit_conf = configuration_data()
+unit_conf.set('bindir', bindir)
+
+configure_file(
+    input: 'dock.service.in',
+    output: meson.project_name() + '.service',
+    install: true,
+    install_dir: systemd_userunitdir,
+    configuration: unit_conf
+)

meson.build

@@ -2,7 +2,7 @@ project(
   'io.elementary.dock',
   'vala', 'c',
   version: '1.0.0',
-  meson_version: '>=0.57'
+  meson_version: '>=0.58'
 )
 
 cc = meson.get_compiler('c')

meson_options.txt

@@ -0,0 +1 @@
+option ('systemduserunitdir', type : 'string', value : '')