Only in src: Makefile
diff -ru --exclude=*.o ../ratpoison-1.1.0/src/actions.c src/actions.c
--- ../ratpoison-1.1.0/src/actions.c	Thu Feb 14 20:24:23 2002
+++ src/actions.c	Tue Mar 26 17:23:18 2002
@@ -82,6 +82,8 @@
     {"startup_message",	cmd_startup_message, arg_STRING},
     {"link",		cmd_link,	arg_STRING},
     {"alias",		cmd_alias,	arg_STRING},
+    {"vscreen",         cmd_vscreen,    arg_STRING},
+    {"vscreen_rel",     cmd_vscreen_rel, arg_STRING},
     /address@hidden (tag required for genrpbindings) */
 
     /* Commands to set default behavior. */
@@ -2428,5 +2430,41 @@
       alias_list_last++;
     }
 
+  return NULL;
+}
+
+char *
+cmd_vscreen (int interactive, void *data)
+{
+  int num;
+
+  if (data == NULL)
+    {
+      message (" vscreen: One argument required ");
+      return NULL;
+    }
+
+  if( sscanf( data, "%i", &num ) > 0 ) {
+    set_virtual_screen( num, 0 );
+  }
+  show_frame_indicator();
+  return NULL;
+}
+
+char *
+cmd_vscreen_rel (int interactive, void *data)
+{
+  int num;
+
+  if (data == NULL)
+    {
+      message (" vscreen_rel: One argument required ");
+      return NULL;
+    }
+
+  if( sscanf( data, "%i", &num ) > 0 ) {
+    set_virtual_screen( num, 1 );
+  }
+  show_frame_indicator();
   return NULL;
 }
diff -ru --exclude=*.o ../ratpoison-1.1.0/src/actions.h src/actions.h
--- ../ratpoison-1.1.0/src/actions.h	Fri Feb  1 10:09:58 2002
+++ src/actions.h	Tue Mar 26 12:09:55 2002
@@ -107,6 +107,8 @@
 char * cmd_defbarpadding (int interactive, void *data);
 char * cmd_license (int interactive, void *data);
 char * cmd_alias (int interactive, void *data);
+char * cmd_vscreen (int interactive, void *data);
+char * cmd_vscreen_rel (int interactive, void *data);
 char *cmd_defbarborder (int interactive, void *data);
 
 void initialize_default_keybindings (void);
diff -ru --exclude=*.o ../ratpoison-1.1.0/src/conf.h src/conf.h
--- ../ratpoison-1.1.0/src/conf.h	Fri Feb  1 10:08:58 2002
+++ src/conf.h	Tue Mar 26 11:37:55 2002
@@ -68,4 +68,7 @@
 /* Maximum depth of a link. Used in the 'link' command. */
 #define MAX_LINK_DEPTH 16
 
+/* Number of virtual screens */
+#define NUM_VSCREENS 8
+
 #endif /* !_ _RATPOISON_CONF_H */
Only in src: config.h
diff -ru --exclude=*.o ../ratpoison-1.1.0/src/data.h src/data.h
--- ../ratpoison-1.1.0/src/data.h	Thu Jan 24 22:54:37 2002
+++ src/data.h	Tue Mar 26 11:44:16 2002
@@ -31,6 +31,7 @@
 #define WIN_EVENTS (StructureNotifyMask | PropertyChangeMask | ColormapChangeMask | FocusChangeMask)
 
 typedef struct rp_window rp_window;
+typedef struct vscreen_info vscreen_info;
 typedef struct screen_info screen_info;
 typedef struct rp_action rp_action;
 typedef struct rp_window_frame rp_window_frame;
@@ -89,6 +90,17 @@
   rp_window *next, *prev;  
 };
 
+struct vscreen_info 
+{
+  /* A list of frames that may or may not contain windows. There should
+     always be one in the list. */
+  rp_window_frame *rp_window_frame_sentinel;
+
+  /* Pointer to the currently focused frame. One for each screen so
+     when you switch screens the focus doesn't get frobbed. */
+  rp_window_frame *rp_current_frame;
+};  
+
 struct screen_info
 {
   GC normal_gc;
@@ -101,6 +113,11 @@
   unsigned long fg_color, bg_color; /* The pixel color. */
 
   char *display_string;
+
+  int num_vscreens;
+  int current_vscreen;
+  vscreen_info *vscreens;
+
 
   /* A list of frames that may or may not contain windows. There should
      always be one in the list. */
diff -ru --exclude=*.o ../ratpoison-1.1.0/src/main.c src/main.c
--- ../ratpoison-1.1.0/src/main.c	Sun Jan 27 01:57:55 2002
+++ src/main.c	Tue Mar 26 11:41:04 2002
@@ -658,6 +658,10 @@
   XSelectInput (dpy, s->help_window, KeyPressMask);
 
   XSync (dpy, 0);
+
+  s->num_vscreens = NUM_VSCREENS;
+  s->current_vscreen = 0;
+  s->vscreens = (vscreen_info*) malloc( NUM_VSCREENS*sizeof( vscreen_info ) );
 }
 
 void
Only in src: ratpoison
diff -ru --exclude=*.o ../ratpoison-1.1.0/src/split.c src/split.c
--- ../ratpoison-1.1.0/src/split.c	Wed Feb 20 02:08:26 2002
+++ src/split.c	Tue Mar 26 15:23:51 2002
@@ -116,7 +116,7 @@
   screen->rp_window_frame_sentinel->prev = screen->rp_current_frame;
   screen->rp_current_frame->next = screen->rp_window_frame_sentinel;
   screen->rp_current_frame->prev = screen->rp_window_frame_sentinel;
-
+    
   maximize_frame (screen->rp_current_frame);
 
   set_frames_window (screen->rp_current_frame, NULL);
@@ -134,12 +134,17 @@
 void
 init_frame_list (screen_info *screen)
 {
-  screen->rp_window_frame_sentinel = xmalloc (sizeof (rp_window_frame));
+  int i;
+  for( i = screen->num_vscreens - 1; i >= 0; i-- ) {
+    screen->rp_window_frame_sentinel = xmalloc (sizeof (rp_window_frame));
 
-  screen->rp_window_frame_sentinel->next = screen->rp_window_frame_sentinel;
-  screen->rp_window_frame_sentinel->prev = screen->rp_window_frame_sentinel;
+    screen->rp_window_frame_sentinel->next = screen->rp_window_frame_sentinel;
+    screen->rp_window_frame_sentinel->prev = screen->rp_window_frame_sentinel;
 
-  create_initial_frame(screen);
+    create_initial_frame(screen);
+    screen->vscreens[i].rp_window_frame_sentinel = screen->rp_window_frame_sentinel;
+    screen->vscreens[i].rp_current_frame = screen->rp_current_frame;
+  }
 }
 
 rp_window_frame *
@@ -632,7 +637,7 @@
     {
       XSetInputFocus (dpy, s->key_window, 
 		      RevertToPointerRoot, CurrentTime);
-    }  
+    }
 }
 
 void
@@ -762,4 +767,46 @@
     }
 
   return NULL;
+}
+
+/* virtual screen stuff added by Stefan S */
+
+void
+set_virtual_screen (int vscreen_num, int rel)
+{
+  screen_info *s = current_screen();
+  rp_window_frame *cur;
+  int num_vscreens = s->num_vscreens;
+
+  if( rel ) vscreen_num = s->current_vscreen + vscreen_num;
+
+  if( vscreen_num > num_vscreens ) vscreen_num = num_vscreens-1;
+  if( vscreen_num < 0 )            vscreen_num = 0;
+
+  if( s->current_vscreen != vscreen_num ) {
+    /* Iconify visible windows */
+    for( cur = s->rp_window_frame_sentinel->next; 
+         cur != s->rp_window_frame_sentinel;
+         cur = cur->next ) {
+      
+      hide_window( cur->win );
+      set_frames_window( cur, cur->win );
+      hide_others( cur->win );
+    }
+    
+    /* Change virtual screen */
+    s->vscreens[s->current_vscreen].rp_current_frame = s->rp_current_frame;
+    s->current_vscreen = vscreen_num;
+    s->rp_current_frame = s->vscreens[vscreen_num].rp_current_frame;
+    s->rp_window_frame_sentinel = s->vscreens[vscreen_num].rp_window_frame_sentinel;
+    /* Deiconify all windows */
+    for( cur = s->rp_window_frame_sentinel->next; 
+         cur != s->rp_window_frame_sentinel;
+         cur = cur->next ) {
+      set_frames_window( cur, cur->win );
+      maximize_all_windows_in_frame (cur);
+      unhide_window( cur->win );
+    }
+    set_active_frame( s->rp_current_frame );
+  }
 }
diff -ru --exclude=*.o ../ratpoison-1.1.0/src/split.h src/split.h
--- ../ratpoison-1.1.0/src/split.h	Fri Feb  8 03:45:04 2002
+++ src/split.h	Tue Mar 26 12:00:35 2002
@@ -46,4 +46,6 @@
 rp_window_frame *find_frame_up (rp_window_frame *frame);
 rp_window_frame *find_last_frame (screen_info *s);
 
+void set_virtual_screen (int vscreen_num, int rel);
+
 #endif
Only in src: stamp-h