Make sure to include config.h to check HAVE_CSPI and HAVE_FAKEKEY.

src/system-client-main.c

+/* 
+ * Copyright (C) 2010-2011 Daiki Ueno <ueno@unixuser.org>
+ * Copyright (C) 2010-2011 Red Hat, Inc.
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif  /* HAVE_CONFIG_H */
+
 #include <stdlib.h>
 #include <cspi/spi.h>
 #include <gtk/gtk.h>
@@ -15,7 +36,11 @@ gboolean opt_keystroke = FALSE;
 gboolean opt_fakekey = FALSE;
 #endif  /* HAVE_FAKEKEY */
 
+gboolean opt_all = FALSE;
+
 static const GOptionEntry options[] = {
+    {"all", 'a', 0, G_OPTION_ARG_NONE, &opt_all,
+     "Listen all events which can be captured"},
     {"listen-keyboard", 'k', 0, G_OPTION_ARG_NONE, &opt_keyboard,
      "Listen keyboard change events with libxklavier"},
 #ifdef HAVE_CSPI
@@ -62,7 +87,7 @@ main (int argc, char **argv)
 
 #ifdef HAVE_CSPI
     error = NULL;
-    if (opt_focus || opt_keystroke) {
+    if (opt_all || opt_focus || opt_keystroke) {
         if (gconf_client_get_bool (gconfc,
                                    "/desktop/gnome/interface/accessibility",
                                    &error) ||
@@ -74,13 +99,13 @@ main (int argc, char **argv)
                 exit (1);
             }
 
-            if (opt_focus &&
+            if ((opt_all || opt_focus) &&
                 !eekboard_system_client_enable_cspi_focus (client)) {
                 g_printerr ("Can't register focus change event listeners\n");
                 exit (1);
             }
 
-            if (opt_keystroke &&
+            if ((opt_all || opt_keystroke) &&
                 !eekboard_system_client_enable_cspi_keystroke (client)) {
                 g_printerr ("Can't register keystroke event listeners\n");
                 exit (1);
@@ -92,14 +117,14 @@ main (int argc, char **argv)
     }
 #endif  /* HAVE_CSPI */
 
-    if (opt_keyboard &&
+    if ((opt_all || opt_keyboard) &&
         !eekboard_system_client_enable_xkl (client)) {
         g_printerr ("Can't register xklavier event listeners\n"); 
         exit (1);
     }
 
 #ifdef HAVE_FAKEKEY
-    if (opt_fakekey &&
+    if ((opt_all || opt_fakekey) &&
         !eekboard_system_client_enable_fakekey (client)) {
         g_printerr ("Can't init fakekey\n"); 
         exit (1);