(delete_window): Don't return value from void function.

(Fset_window_buffer, Fdisplay_buffer): Don't use Lisp_Object as integer.

diff --git a/src/window.c b/src/window.c
index 97a6c86..0ff3b0f 100644 (file)
--- a/src/window.c
+++ b/src/window.c
@@ -819,7 +819,7 @@ delete_window (window)
   if (NILP (p->buffer)
       && NILP (p->hchild)
       && NILP (p->vchild))
-    return Qnil;
+    return;
 
   parent = p->parent;
   if (NILP (parent))
@@ -1890,7 +1890,7 @@ BUFFER can be a buffer or buffer name.")
     XBUFFER (w->buffer)->last_selected_window = window;
   if (INTEGERP (XBUFFER (buffer)->display_count))
     XSETINT (XBUFFER (buffer)->display_count,
-            XBUFFER (buffer)->display_count + 1);
+            XINT (XBUFFER (buffer)->display_count) + 1);
 
   XSETFASTINT (w->window_end_pos, 0);
   w->window_end_valid = Qnil;
@@ -2237,15 +2237,19 @@ buffer names are handled.")
            other = lower = XWINDOW (window)->next, upper = window;
          if (!NILP (other)
              /* Check that OTHER and WINDOW are vertically arrayed.  */
-             && XWINDOW (other)->top != XWINDOW (window)->top
-             && XWINDOW (other)->height > XWINDOW (window)->height)
+             && !EQ (XWINDOW (other)->top, XWINDOW (window)->top)
+             && (XFASTINT (XWINDOW (other)->height)
+                 > XFASTINT (XWINDOW (window)->height)))
            {
-             int total = XWINDOW (other)->height + XWINDOW (window)->height;
+             int total = (XFASTINT (XWINDOW (other)->height)
+                          + XFASTINT (XWINDOW (window)->height));
              Lisp_Object old_selected_window;
              old_selected_window = selected_window;
 
              selected_window = upper;
-             change_window_height (total / 2 - XWINDOW (upper)->height, 0);
+             change_window_height ((total / 2
+                                    - XFASTINT (XWINDOW (upper)->height)),
+                                   0);
              selected_window = old_selected_window;
            }
        }