Avoid restrictions when copying window selection.

* src/keyboard.c (command_loop_1):
* src/insdel.c (prepare_to_modify_buffer): Don't call validate_region.

src/ChangeLog

+2010-08-07  Chong Yidong  <cyd@stupidchicken.com>
+
+	* keyboard.c (command_loop_1):
+	* insdel.c (prepare_to_modify_buffer): Don't call validate_region.
+
 2010-08-07  Chong Yidong  <cyd@stupidchicken.com>
 
 	* insdel.c (prepare_to_modify_buffer): Save active region text to

src/insdel.c

@@ -2055,13 +2055,12 @@ prepare_to_modify_buffer (EMACS_INT start, EMACS_INT end,
       && !NILP (Vtransient_mark_mode)
       && NILP (Vsaved_region_selection))
     {
-      Lisp_Object b = Fmarker_position (current_buffer->mark);
-      Lisp_Object e = make_number (PT);
-      if (NILP (Fequal (b, e)))
-	{
-	  validate_region (&b, &e);
-	  Vsaved_region_selection = make_buffer_string (XINT (b), XINT (e), 0);
-	}
+      int b = XINT (Fmarker_position (current_buffer->mark));
+      int e = XINT (make_number (PT));
+      if (b < e)
+	Vsaved_region_selection = make_buffer_string (b, e, 0);
+      else if (b > e)
+	Vsaved_region_selection = make_buffer_string (e, b, 0);
     }
 
   signal_before_change (start, end, preserve_ptr);

src/keyboard.c

@@ -1797,11 +1797,14 @@ command_loop_1 (void)
 	    {
 	      /* Set window selection.  If `select-active-regions' is
 		 `lazy', only do it for temporarily active regions. */
-	      Lisp_Object beg = Fmarker_position (current_buffer->mark);
-	      Lisp_Object end = make_number (PT);
-	      validate_region (&beg, &end);
-	      call2 (Qx_set_selection, QPRIMARY,
-		     make_buffer_string (XINT (beg), XINT (end), 0));
+	      int beg = XINT (Fmarker_position (current_buffer->mark));
+	      int end = XINT (make_number (PT));
+	      if (beg < end)
+		call2 (Qx_set_selection, QPRIMARY,
+		       make_buffer_string (beg, end, 0));
+	      else if (beg > end)
+		call2 (Qx_set_selection, QPRIMARY,
+		       make_buffer_string (end, beg, 0));
 	    }
 
 	  if (!NILP (Vdeactivate_mark))