make NetworkManager optional

NetworkManager is only available on Linux.

https://bugzilla.gnome.org/show_bug.cgi?id=669495

js/Makefile.am

@@ -6,6 +6,7 @@ misc/config.js: misc/config.js.in Makefile
 	sed -e "s|[@]PACKAGE_NAME@|$(PACKAGE_NAME)|g" \
 	    -e "s|[@]PACKAGE_VERSION@|$(PACKAGE_VERSION)|g" \
 	    -e "s|[@]HAVE_BLUETOOTH@|$(HAVE_BLUETOOTH)|g" \
+	    -e "s|[@]HAVE_NETWORKMANAGER@|$(HAVE_NETWORKMANAGER)|g" \
 	    -e "s|[@]GETTEXT_PACKAGE@|$(GETTEXT_PACKAGE)|g" \
 	    -e "s|[@]datadir@|$(datadir)|g" \
 	    -e "s|[@]libexecdir@|$(libexecdir)|g" \

js/misc/config.js.in

@@ -6,6 +6,8 @@ const PACKAGE_NAME = '@PACKAGE_NAME@';
 const PACKAGE_VERSION = '@PACKAGE_VERSION@';
 /* 1 if gnome-bluetooth is available, 0 otherwise */
 const HAVE_BLUETOOTH = @HAVE_BLUETOOTH@;
+/* 1 if networkmanager is available, 0 otherwise */
+const HAVE_NETWORKMANAGER = @HAVE_NETWORKMANAGER@;
 /* gettext package */
 const GETTEXT_PACKAGE = '@GETTEXT_PACKAGE@';
 /* locale dir */

js/ui/panel.js

@@ -812,7 +812,11 @@ const AggregateMenu = new Lang.Class({
         this._indicators = new St.BoxLayout({ style_class: 'panel-status-indicators-box' });
         this.actor.add_child(this._indicators);
 
-        this._network = new imports.ui.status.network.NMApplet();
+        if (Config.HAVE_NETWORKMANAGER) {
+            this._network = new imports.ui.status.network.NMApplet();
+        } else {
+            this._network = null;
+        }
         if (Config.HAVE_BLUETOOTH) {
             this._bluetooth = new imports.ui.status.bluetooth.Indicator();
         } else {
@@ -829,7 +833,9 @@ const AggregateMenu = new Lang.Class({
 
         this._indicators.add_child(this._screencast.indicators);
         this._indicators.add_child(this._location.indicators);
-        this._indicators.add_child(this._network.indicators);
+        if (this._network) {
+            this._indicators.add_child(this._network.indicators);
+        }
         if (this._bluetooth) {
             this._indicators.add_child(this._bluetooth.indicators);
         }
@@ -841,7 +847,9 @@ const AggregateMenu = new Lang.Class({
         this.menu.addMenuItem(this._volume.menu);
         this.menu.addMenuItem(this._brightness.menu);
         this.menu.addMenuItem(new PopupMenu.PopupSeparatorMenuItem());
-        this.menu.addMenuItem(this._network.menu);
+        if (this._network) {
+            this.menu.addMenuItem(this._network.menu);
+        }
         if (this._bluetooth) {
             this.menu.addMenuItem(this._bluetooth.menu);
         }

js/ui/sessionMode.js

@@ -10,6 +10,8 @@ const FileUtils = imports.misc.fileUtils;
 const Main = imports.ui.main;
 const Params = imports.misc.params;
 
+const Config = imports.misc.config;
+
 const DEFAULT_MODE = 'restrictive';
 
 const _modes = {
@@ -92,8 +94,12 @@ const _modes = {
         isLocked: false,
         isPrimary: true,
         unlockDialog: imports.ui.unlockDialog.UnlockDialog,
-        components: ['networkAgent', 'polkitAgent', 'telepathyClient',
+        components: Config.HAVE_NETWORKMANAGER ?
+                    ['networkAgent', 'polkitAgent', 'telepathyClient',
+                     'keyring', 'autorunManager', 'automountManager'] :
+                    ['polkitAgent', 'telepathyClient',
                      'keyring', 'autorunManager', 'automountManager'],
+
         panel: {
             left: ['activities', 'appMenu'],
             center: ['dateMenu'],