X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=test%2Fsimple-at.c;h=7da2bb520fab6435de754e765284559668fe6de1;hb=5c4b432c0279043434ca681f39b37f8c40eed425;hp=1e66ef1669b8535ebfa52b5ea14dec75f5fbafad;hpb=8d44f439f509885221b67efc841a1b429cdd8236;p=platform%2Fcore%2Fuifw%2Fat-spi2-atk.git

diff --git a/test/simple-at.c b/test/simple-at.c
index 1e66ef1..7da2bb5 100644
--- a/test/simple-at.c
+++ b/test/simple-at.c
@@ -2,7 +2,8 @@
  * AT-SPI - Assistive Technology Service Provider Interface
  * (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
  *
- * Copyright 2001 Sun Microsystems Inc.
+ * Copyright 2001, 2002 Sun Microsystems Inc.,
+ * Copyright 2001, 2002 Ximian, Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ -19,36 +20,54 @@
  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  * Boston, MA 02111-1307, USA.
  */
-
+#include <stdio.h>
+#include <strings.h>
 #include <stdlib.h>
 #include <ctype.h>
 #include <unistd.h>
 #include <sys/socket.h>
+#include <netinet/in.h>
 #include <sys/un.h>
-#include <cspi/spi.h>
-#include "../util/mag_client.h"
+#undef MAGNIFIER_ENABLED
 #include "../cspi/spi-private.h" /* A hack for now */
 
-static void report_focus_event    (AccessibleEvent *event, void *user_data);
-static void report_button_press   (AccessibleEvent *event, void *user_data);
-static void check_property_change (AccessibleEvent *event, void *user_data);
-static SPIBoolean report_command_key_event  (AccessibleKeystroke *stroke, void *user_data);
-static SPIBoolean report_ordinary_key_event (AccessibleKeystroke *stroke, void *user_data);
+#define PRINT_TREE
+
+static void report_focus_event    (const AccessibleEvent *event, void *user_data);
+static void report_generic_event  (const AccessibleEvent *event, void *user_data);
+static void report_window_event  (const AccessibleEvent *event, void *user_data);
+static void report_text_event     (const AccessibleEvent *event, void *user_data);
+static void report_button_press   (const AccessibleEvent *event, void *user_data);
+static void check_property_change (const AccessibleEvent *event, void *user_data);
+static SPIBoolean report_command_key_event  (const AccessibleKeystroke *stroke, void *user_data);
+static SPIBoolean report_ordinary_key_event (const AccessibleKeystroke *stroke, void *user_data);
 static void get_environment_vars (void);
 
-static int _festival_init ();
+static int _festival_init (void);
 static void _festival_say (const char *text, const char *voice, SPIBoolean shutup);
 static void _festival_write (const char *buff, int fd);
 
+#ifdef PRINT_TREE
+static void print_accessible_tree (Accessible *accessible, char *prefix);
+#endif
+
+#ifdef MAGNIFIER_ENABLED
 static SPIBoolean use_magnifier = FALSE;
+#endif
+
 static SPIBoolean use_festival = FALSE;
 static SPIBoolean festival_chatty = FALSE;
+static SPIBoolean name_changed = FALSE;
 
 static AccessibleEventListener *focus_listener;
 static AccessibleEventListener *property_listener;
+static AccessibleEventListener *generic_listener;
+static AccessibleEventListener *window_listener;
 static AccessibleEventListener *button_listener;
+static AccessibleEventListener *text_listener;
 static AccessibleKeystrokeListener *command_key_listener;
 static AccessibleKeystrokeListener *ordinary_key_listener;
+static AccessibleKeySet            *command_keyset;
 
 int
 main (int argc, char **argv)
@@ -56,30 +75,51 @@ main (int argc, char **argv)
   int i, j;
   int n_desktops;
   int n_apps;
+  char *s;
   Accessible *desktop;
   Accessible *application;
-  char *s;
+  const char *modules;
 
   if ((argc > 1) && (!strncmp (argv[1], "-h", 2)))
-  {
-    printf ("Usage: simple-at\n");
-    printf ("\tEnvironment variables used:\n\t\tFESTIVAL\n\t\tMAGNIFIER\n\t\tFESTIVAL_CHATTY\n");
-    exit (0);
-  }
+    {
+      printf ("Usage: simple-at\n");
+      printf ("\tEnvironment variables used:\n\t\tFESTIVAL\n\t\tMAGNIFIER\n\t\tFESTIVAL_CHATTY\n");
+      exit (0);
+    }
+
+  modules = g_getenv ("GTK_MODULES");
+  if (!modules || modules [0] == '\0')
+    {
+      putenv ("GTK_MODULES=");
+    }
+  modules = NULL;
 
   SPI_init ();
 
-  focus_listener = createAccessibleEventListener (report_focus_event, NULL);
-  property_listener = createAccessibleEventListener (check_property_change, NULL); 
-  button_listener = createAccessibleEventListener (report_button_press, NULL);
-  registerGlobalEventListener (focus_listener, "focus:");
-  registerGlobalEventListener (property_listener, "object:property-change:accessible-selection"); 
-  registerGlobalEventListener (button_listener, "Gtk:GtkWidget:button-press-event");
-  n_desktops = getDesktopCount ();
+  focus_listener = SPI_createAccessibleEventListener (report_focus_event, NULL);
+  property_listener = SPI_createAccessibleEventListener (check_property_change, NULL); 
+  generic_listener = SPI_createAccessibleEventListener (report_generic_event, NULL); 
+  window_listener = SPI_createAccessibleEventListener (report_window_event, NULL); 
+  text_listener = SPI_createAccessibleEventListener (report_text_event, NULL); 
+  button_listener = SPI_createAccessibleEventListener (report_button_press, NULL);
+  SPI_registerGlobalEventListener (focus_listener, "focus:");
+  SPI_registerGlobalEventListener (property_listener, "object:property-change");
+/* :accessible-selection"); */
+  SPI_registerGlobalEventListener (property_listener, "object:property-change:accessible-name");
+  SPI_registerGlobalEventListener (generic_listener, "object:selection-changed"); 
+  SPI_registerGlobalEventListener (generic_listener, "object:children-changed"); 
+  SPI_registerGlobalEventListener (generic_listener, "object:visible-data-changed"); 
+  SPI_registerGlobalEventListener (generic_listener, "object:text-selection-changed"); 
+  SPI_registerGlobalEventListener (text_listener, "object:text-caret-moved"); 
+  SPI_registerGlobalEventListener (text_listener, "object:text-changed"); 
+  SPI_registerGlobalEventListener (button_listener, "Gtk:GtkWidget:button-press-event");
+  SPI_registerGlobalEventListener (window_listener, "window:minimize");
+  SPI_registerGlobalEventListener (window_listener, "window:activate");
+  n_desktops = SPI_getDesktopCount ();
 
   for (i=0; i<n_desktops; ++i)
     {
-      desktop = getDesktop (i);
+      desktop = SPI_getDesktop (i);
       s = Accessible_getName (desktop);
       fprintf (stderr, "desktop %d name: %s\n", i, s);
       SPI_freeString (s);
@@ -88,7 +128,10 @@ main (int argc, char **argv)
         {
           application = Accessible_getChildAtIndex (desktop, j);
 	  s = Accessible_getName (application);
-          fprintf (stderr, "app %d name: %s\n", j, s);
+          fprintf (stderr, "app %d name: %s\n", j, s ? s : "(nil)");
+#ifdef PRINT_TREE
+	  print_accessible_tree (application, "*");
+#endif
           SPI_freeString (s);
           Accessible_unref (application);
         }
@@ -96,35 +139,30 @@ main (int argc, char **argv)
     }
 
   /* prepare the keyboard snoopers */
-  command_key_listener = createAccessibleKeystrokeListener (report_command_key_event, NULL);
-  ordinary_key_listener = createAccessibleKeystrokeListener (report_ordinary_key_event, NULL);
-  
-  /* will listen only to Alt-key combinations, and only to KeyPress events */
-  registerAccessibleKeystrokeListener(command_key_listener,
-				      (AccessibleKeySet *) SPI_KEYSET_ALL_KEYS,
-				      SPI_KEYMASK_ALT,
-				      (unsigned long) ( KeyPress ),
-				      SPI_KEYLISTENER_ALL_WINDOWS);
+  command_key_listener = SPI_createAccessibleKeystrokeListener (report_command_key_event, NULL);
+  ordinary_key_listener = SPI_createAccessibleKeystrokeListener (report_ordinary_key_event, NULL);
+
+  command_keyset = SPI_createAccessibleKeySet (11, "qmf23456789", NULL, NULL);
   
-  /* will listen only to unshifted key events, both press and release */
-  registerAccessibleKeystrokeListener(ordinary_key_listener,
-				      (AccessibleKeySet *) SPI_KEYSET_ALL_KEYS,
-				      SPI_KEYMASK_UNMODIFIED,
-				      (unsigned long) ( KeyPress | KeyRelease),
-				      SPI_KEYLISTENER_NOSYNC);
-				      
-  /* will listen only to shifted key events, both press and release */
-  registerAccessibleKeystrokeListener(ordinary_key_listener,
-				      (AccessibleKeySet *) SPI_KEYSET_ALL_KEYS,
-				      SPI_KEYMASK_SHIFT,
-				      (unsigned long) ( KeyPress | KeyRelease),
-				      SPI_KEYLISTENER_NOSYNC);
+  /* will listen only to Control-Alt-q KeyPress events */
+  SPI_registerAccessibleKeystrokeListener(command_key_listener,
+					  command_keyset,
+					  SPI_KEYMASK_ALT | SPI_KEYMASK_CONTROL,
+					  (unsigned long) ( SPI_KEY_PRESSED ),
+					  SPI_KEYLISTENER_ALL_WINDOWS);
+
+  /* will listen only to CAPSLOCK key events, both press and release */
+  SPI_registerAccessibleKeystrokeListener(ordinary_key_listener,
+					  (AccessibleKeySet *) SPI_KEYSET_ALL_KEYS,
+					  SPI_KEYMASK_SHIFTLOCK,
+					  (unsigned long) ( SPI_KEY_PRESSED | SPI_KEY_RELEASED ),
+					  SPI_KEYLISTENER_NOSYNC);
 
   get_environment_vars ();
 
   SPI_event_main ();
 
-  setenv ("AT_BRIDGE_SHUTDOWN", "1", TRUE);
+  putenv ("AT_BRIDGE_SHUTDOWN=1");
 
   return SPI_exit ();
 }
@@ -141,27 +179,84 @@ get_environment_vars (void)
           festival_chatty = TRUE;
 	}
     }
+#ifdef MAGNIFIER_ENABLED
   if (g_getenv ("MAGNIFIER"))
     {
       fprintf (stderr, "Using magnifier\n");
       use_magnifier = TRUE;
     }  
+  else
+    {
+      fprintf (stderr, "Not using magnifier\n");
+    }
+#endif
+
+  if (!use_festival)
+    {
+      fprintf (stderr, "No speech output\n");
+    }
+}
+
+#ifdef PRINT_TREE
+static void
+print_accessible_tree (Accessible *accessible, char *prefix)
+{
+	int n_children;
+	int i;
+	char *name;
+	char *role_name;
+	char *parent_name = NULL;
+	char *parent_role = NULL;
+	char child_prefix[100];
+	Accessible *child;
+	Accessible *parent;
+	
+	strncpy (child_prefix, prefix, 98);
+	strcat (child_prefix, "*");
+	parent = Accessible_getParent (accessible);
+	if (parent)
+	  {
+		parent_name = Accessible_getName (parent);
+		parent_role = Accessible_getRoleName (parent);
+	        Accessible_unref (parent);
+	  }
+	name = Accessible_getName (accessible);
+	role_name = Accessible_getRoleName (accessible);
+	fprintf (stdout, "%sAccessible [%s] \"%s\"; parent [%s] %s.\n",
+		 prefix, role_name, name ? name : "(nil)",
+		 parent_role ? parent_role : "(nil)",
+		 parent_name ? parent_name : "(nil)");
+	SPI_freeString (name);
+	SPI_freeString (role_name);
+	SPI_freeString (parent_name);
+	SPI_freeString (parent_role);
+	n_children = Accessible_getChildCount (accessible);
+	for (i = 0; i < n_children; ++i)
+	        {
+			child = Accessible_getChildAtIndex (accessible, i);
+			print_accessible_tree (child, child_prefix);
+			Accessible_unref (child);
+	        }
 }
+#endif
 
 void
 report_focussed_accessible (Accessible *obj, SPIBoolean shutup_previous_speech)
 {
   char *s;
   int len;
-
-  g_warning ("Report focused !");
+  long x, y, width, height;
+  /* hack for GUADEC demo, to make sure name changes are spoken */
+  shutup_previous_speech = (shutup_previous_speech && !name_changed);
 
   if (use_festival)
     {
-    if (festival_chatty) 	    
-      {
-        _festival_say (Accessible_getRole (obj), "voice_don_diphone", shutup_previous_speech);
-      }
+      if (festival_chatty) 	    
+        {
+	  s = Accessible_getRoleName (obj);	
+          _festival_say (s, "voice_don_diphone", shutup_previous_speech);
+	  SPI_freeString (s);
+        }
       fprintf (stderr, "getting Name\n");
       s = Accessible_getName (obj);
       _festival_say (s, "voice_kal_diphone",
@@ -171,15 +266,43 @@ report_focussed_accessible (Accessible *obj, SPIBoolean shutup_previous_speech)
   
   if (Accessible_isComponent (obj))
     {
-      long x, y, width, height;
       AccessibleComponent *component = Accessible_getComponent (obj);
       AccessibleComponent_getExtents (component, &x, &y, &width, &height,
                                       SPI_COORD_TYPE_SCREEN);
       fprintf (stderr, "Bounding box: (%ld, %ld) ; (%ld, %ld)\n",
                x, y, x+width, y+height);
+      if (Accessible_isText (obj))
+	{
+	  long x0, y0, xN, yN, w0, h0, wN, hN, nchars;
+	  AccessibleText *text = Accessible_getText (obj);
+	  nchars = AccessibleText_getCharacterCount (text);
+	  if (nchars > 0) 
+	    {
+	      AccessibleText_getCharacterExtents (text, 0, &x0, &y0, &w0, &h0,
+					      SPI_COORD_TYPE_SCREEN);
+	      AccessibleText_getCharacterExtents (text, nchars-1, &xN, &yN, &wN, &hN, 
+						  SPI_COORD_TYPE_SCREEN);
+	      x = MIN (x0, xN);
+	      width = MAX (x0 + w0, xN + wN) - x;
+	      fprintf (stderr, "Text bounding box: (%ld, %ld) ; (%ld, %ld)\n",
+		       x, y, x+width, y+height);
+	    }
+	}
+#ifdef MAGNIFIER_ENABLED
       if (use_magnifier) {
-	      magnifier_set_roi ((short) 0, x, y, width, height);
+	magnifier_set_roi ((short) 0, x, y, width, height);
       }
+#endif
+    }
+
+
+  if (Accessible_isValue (obj))
+    {
+      AccessibleValue *value = Accessible_getValue (obj);
+      fprintf (stderr, "Current value = %f, min = %f; max = %f\n",
+               AccessibleValue_getCurrentValue (value),
+               AccessibleValue_getMinimumValue (value),
+	       AccessibleValue_getMaximumValue (value));
     }
   /* if this is a text object, speak the first sentence. */
 
@@ -192,7 +315,7 @@ report_focussed_accessible (Accessible *obj, SPIBoolean shutup_previous_speech)
      text_interface = Accessible_getText (obj);
      first_sentence = AccessibleText_getTextAtOffset (
 	       text_interface, (long) 0, SPI_TEXT_BOUNDARY_SENTENCE_START, &start_offset, &end_offset);
-     if (first_sentence)
+     if (first_sentence && use_festival)
        {
 	 _festival_say(first_sentence, "voice_don_diphone", FALSE);
 	 SPI_freeString (first_sentence);
@@ -204,26 +327,79 @@ report_focussed_accessible (Accessible *obj, SPIBoolean shutup_previous_speech)
 }
 
 void
-report_focus_event (AccessibleEvent *event, void *user_data)
+report_focus_event (const AccessibleEvent *event, void *user_data)
 {
   char *s;
 
-  g_warning ("report focus event");
-
   g_return_if_fail (event->source != NULL);
-
   s = Accessible_getName (event->source);
-  if (cspi_warn_ev (cspi_ev (), "Foobar"))
+  if (s)
     {
       fprintf (stderr, "%s event from %s\n", event->type, s);
       SPI_freeString (s);
       report_focussed_accessible (event->source, TRUE);
     }
   Accessible_getParent (event->source);
+  name_changed = FALSE;
 }
 
 void
-report_button_press (AccessibleEvent *event, void *user_data)
+report_generic_event (const AccessibleEvent *event, void *user_data)
+{
+  fprintf (stderr, "%s event received\n", event->type);
+}
+
+void
+report_window_event (const AccessibleEvent *event, void *user_data)
+{
+  fprintf (stderr, "%s event received\n", event->type);
+  if (!strcmp (event->type, "window:activate"))
+  {
+      print_accessible_tree (event->source, "window");
+  }
+}
+
+void
+report_text_event (const AccessibleEvent *event, void *user_data)
+{
+  AccessibleText *text = Accessible_getText (event->source);
+  fprintf (stderr, "%s event received\n", event->type);
+#ifdef MAGNIFIER_ENABLED
+  if (use_magnifier && strcmp (event->type, "object:text-changed"))
+    {
+      long offset = AccessibleText_getCaretOffset (text);
+      long x, y, w, h;
+      fprintf (stderr, "offset %d\n", (int) offset);
+      AccessibleText_getCharacterExtents (text, offset, &x, &y, &w, &h, 
+					  SPI_COORD_TYPE_SCREEN);
+      fprintf (stderr, "new roi %d %d %d %d\n", (int) x, (int) y, (int) w, (int) h);
+      magnifier_set_roi ((short) 0, x, y, w, h);
+    }
+#endif
+  if (!strcmp (event->type, "object:text-changed"))
+    {
+      long start, end;
+      char *new_text = AccessibleText_getTextAtOffset (text, (long) event->detail1, SPI_TEXT_BOUNDARY_WORD_START, &start, &end);
+      _festival_say (new_text, "voice_kal_diphone", FALSE);
+      fprintf (stderr, "text changed: %s", new_text ? new_text : "");
+      SPI_freeString (new_text);
+    }
+  else
+    {
+      long start, end;
+      char *word_text = AccessibleText_getTextAtOffset (text, (long) event->detail1, SPI_TEXT_BOUNDARY_WORD_START, &start, &end);
+      char *sentence_text = AccessibleText_getTextAtOffset (text, (long) event->detail1, SPI_TEXT_BOUNDARY_SENTENCE_START, &start, &end);
+      fprintf (stderr, "text changed: word %s; sentence %s at %ld",
+	       (word_text ? word_text : ""),
+      	       (sentence_text ? sentence_text : ""),
+	       event->detail1);
+      if (word_text) SPI_freeString (word_text);
+      if (sentence_text) SPI_freeString (sentence_text);
+    }
+}
+
+void
+report_button_press (const AccessibleEvent *event, void *user_data)
 {
   char *s;
 
@@ -239,12 +415,13 @@ report_button_press (AccessibleEvent *event, void *user_data)
 }
 
 void
-check_property_change (AccessibleEvent *event, void *user_data)
+check_property_change (const AccessibleEvent *event, void *user_data)
 {
   AccessibleSelection *selection = Accessible_getSelection (event->source);
   int n_selections;
   int i;
   char *s;
+  fprintf (stderr, "property change event!\n");
   if (selection)
   {
     n_selections = (int) AccessibleSelection_getNSelectedChildren (selection);
@@ -263,31 +440,47 @@ check_property_change (AccessibleEvent *event, void *user_data)
 	report_focussed_accessible (obj, i==0);
     }
   }
+  else if (!strcmp (event->type, "object:property-change:accessible-name"))
+    {
+      name_changed = TRUE;	    
+      report_focussed_accessible (event->source, TRUE);
+    }
+  else
+    {
+      fprintf (stderr, "Property change %s received\n", event->type);
+    }
 }
 
 static void
-simple_at_exit ()
+simple_at_exit (void)
 {
-  deregisterGlobalEventListenerAll (focus_listener);
-  AccessibleEventListener_unref    (focus_listener);
+  SPI_deregisterGlobalEventListenerAll (focus_listener);
+  AccessibleEventListener_unref        (focus_listener);
 
-  deregisterGlobalEventListenerAll (property_listener);
-  AccessibleEventListener_unref    (property_listener);
+  SPI_deregisterGlobalEventListenerAll (property_listener);
+  AccessibleEventListener_unref        (property_listener);
 
-  deregisterGlobalEventListenerAll (button_listener);
-  AccessibleEventListener_unref    (button_listener);
+  SPI_deregisterGlobalEventListenerAll (generic_listener);
+  AccessibleEventListener_unref        (generic_listener);
+
+  SPI_deregisterGlobalEventListenerAll (text_listener);
+  AccessibleEventListener_unref        (text_listener);
+
+  SPI_deregisterGlobalEventListenerAll (button_listener);
+  AccessibleEventListener_unref        (button_listener);
+
+  SPI_deregisterAccessibleKeystrokeListener (command_key_listener, SPI_KEYMASK_ALT | SPI_KEYMASK_CONTROL);
+  AccessibleKeystrokeListener_unref         (command_key_listener);
+  SPI_freeAccessibleKeySet                  (command_keyset);
+
+  SPI_deregisterAccessibleKeystrokeListener (ordinary_key_listener, SPI_KEYMASK_SHIFTLOCK);
+  AccessibleKeystrokeListener_unref         (ordinary_key_listener);
 
-  deregisterAccessibleKeystrokeListener (command_key_listener, SPI_KEYMASK_ALT);
-  deregisterAccessibleKeystrokeListener (ordinary_key_listener, SPI_KEYMASK_UNMODIFIED);
-  deregisterAccessibleKeystrokeListener (ordinary_key_listener, SPI_KEYMASK_SHIFT);
-  AccessibleKeystrokeListener_unref (command_key_listener);
-  AccessibleKeystrokeListener_unref (ordinary_key_listener);
-  
   SPI_event_quit ();
 }
 
 static SPIBoolean
-is_command_key (AccessibleKeystroke *key)
+is_command_key (const AccessibleKeystroke *key)
 {
   switch (key->keyID)
     {
@@ -295,13 +488,17 @@ is_command_key (AccessibleKeystroke *key)
     case 'q':
 	    simple_at_exit(); 
 	    return TRUE; /* not reached */
+#ifdef MAGNIFIER_ENABLED
     case 'M':
     case 'm':
 	    use_magnifier = ! use_magnifier;
+            fprintf (stderr, "%ssing magnifier\n", use_magnifier ? "U" : "Not u");
 	    return TRUE;
+#endif
     case 'F':
     case 'f':
 	    use_festival = ! use_festival;
+            fprintf (stderr, "%speech output\n", use_festival ? "S" : "No s");
 	    return TRUE;
     default:
 	    return FALSE;
@@ -309,30 +506,33 @@ is_command_key (AccessibleKeystroke *key)
 }
 
 static SPIBoolean
-report_command_key_event (AccessibleKeystroke *key, void *user_data)
+report_command_key_event (const AccessibleKeystroke *key, void *user_data)
 {
-  fprintf (stderr, "Command KeyEvent %s%c (keycode %d)\n",
+  fprintf (stderr, "Command KeyEvent %s%c (keycode %d); string=%s; time=%lx\n",
 	  (key->modifiers & SPI_KEYMASK_ALT)?"Alt-":"",
 	  ((key->modifiers & SPI_KEYMASK_SHIFT)^(key->modifiers & SPI_KEYMASK_SHIFTLOCK))?
 	  (char) toupper((int) key->keyID) : (char) tolower((int) key->keyID),
-	  (int) key->keycode);
+	  (int) key->keycode,
+   	  key->keystring,
+	  (long int) key->timestamp);
   return is_command_key (key);
 }
 
 
 static SPIBoolean
-report_ordinary_key_event (AccessibleKeystroke *key, void *user_data)
+report_ordinary_key_event (const AccessibleKeystroke *key, void *user_data)
 {
-  fprintf (stderr, "Received key event:\tsym %ld\n\tmods %x\n\tcode %d\n\ttime %ld\n",
+  fprintf (stderr, "Received key event:\tsym %ld\n\tmods %x\n\tcode %d\n\tstring=\'%s\'\n\ttime %lx\n",
 	   (long) key->keyID,
 	   (unsigned int) key->modifiers,
 	   (int) key->keycode,
+	   key->keystring,
 	   (long int) key->timestamp);
   return FALSE;
 }
 
 static int
-_festival_init ()
+_festival_init (void)
 {
   int fd;
   struct sockaddr_in name;