(erc-match-syntax-table): Replace `legal' with `valid'.

[gnu-emacs] / src / xdisp.c

diff --git a/src/xdisp.c b/src/xdisp.c
index 9a5131a047b9c1a585151820b23dafb1a228a707..fd72005fc7877ebe07afddd6d26e5b26622a34ef 100644 (file)
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -1,7 +1,7 @@
 /* Display generation from window structure and buffer text.
    Copyright (C) 1985, 1986, 1987, 1988, 1993, 1994, 1995,
                  1997, 1998, 1999, 2000, 2001, 2002, 2003,
-                 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+                 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
 
 This file is part of GNU Emacs.
 
@@ -23481,6 +23481,24 @@ phys_cursor_in_rect_p (w, r)
 {
   XRectangle cr, result;
   struct glyph *cursor_glyph;
+  struct glyph_row *row;
+
+  if (w->phys_cursor.vpos >= 0
+      && w->phys_cursor.vpos < w->current_matrix->nrows
+      && (row = MATRIX_ROW (w->current_matrix, w->phys_cursor.vpos),
+         row->enabled_p)
+      && row->cursor_in_fringe_p)
+    {
+      /* Cursor is in the fringe.  */
+      cr.x = window_box_right_offset (w,
+                                     (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w)
+                                      ? RIGHT_MARGIN_AREA
+                                      : TEXT_AREA));
+      cr.y = row->y;
+      cr.width = WINDOW_RIGHT_FRINGE_WIDTH (w);
+      cr.height = row->height;
+      return x_intersect_rectangles (&cr, r, &result);
+    }
 
   cursor_glyph = get_phys_cursor_glyph (w);
   if (cursor_glyph)
@@ -24104,8 +24122,12 @@ If you want scrolling to always be a line at a time, you should set
 
   DEFVAR_INT ("scroll-conservatively", &scroll_conservatively,
     doc: /* *Scroll up to this many lines, to bring point back on screen.
-A value of zero means to scroll the text to center point vertically
-in the window.  */);
+If point moves off-screen, redisplay will scroll by up to
+`scroll-conservatively' lines in order to bring point just barely
+onto the screen again.   If that cannot be done, then redisplay
+recenters point as usual.
+
+A value of zero means always recenter point if it moves off screen.  */);
   scroll_conservatively = 0;
 
   DEFVAR_INT ("scroll-margin", &scroll_margin,