updated for version 7.2-042

src/buffer.c

@@ -1401,6 +1401,9 @@ enter_buffer(buf)
     curwin->w_cursor.coladd = 0;
 #endif
     curwin->w_set_curswant = TRUE;
+#ifdef FEAT_AUTOCMD
+    curwin->w_topline_was_set = FALSE;
+#endif
 
     /* Make sure the buffer is loaded. */
     if (curbuf->b_ml.ml_mfp == NULL)	/* need to load the file */
@@ -1440,7 +1443,8 @@ enter_buffer(buf)
     maketitle();
 #endif
 #ifdef FEAT_AUTOCMD
-    if (curwin->w_topline == 1)		/* when autocmds didn't change it */
+	/* when autocmds didn't change it */
+    if (curwin->w_topline == 1 && !curwin->w_topline_was_set)
 #endif
 	scroll_cursor_halfway(FALSE);	/* redisplay at correct position */
 

src/move.c

@@ -280,18 +280,20 @@ update_topline()
 
 	if (curwin->w_botline <= curbuf->b_ml.ml_line_count)
 	{
-	    if (curwin->w_cursor.lnum < curwin->w_botline
+	    if (curwin->w_cursor.lnum < curwin->w_botline)
-		    && ((long)curwin->w_cursor.lnum
+	    {
+	      if (((long)curwin->w_cursor.lnum
 					     >= (long)curwin->w_botline - p_so
 #ifdef FEAT_FOLDING
 			|| hasAnyFolding(curwin)
 #endif
 			))
-	    {
+	      {
 		lineoff_T	loff;
 
-		/* Cursor is above botline, check if there are 'scrolloff'
+		/* Cursor is (a few lines) above botline, check if there are
-		 * window lines below the cursor.  If not, need to scroll. */
+		 * 'scrolloff' window lines below the cursor.  If not, need to
+		 * scroll. */
 		n = curwin->w_empty_rows;
 		loff.lnum = curwin->w_cursor.lnum;
 #ifdef FEAT_FOLDING
@@ -317,6 +319,10 @@ update_topline()
 		if (n >= p_so)
 		    /* sufficient context, no need to scroll */
 		    check_botline = FALSE;
+	      }
+	      else
+		  /* sufficient context, no need to scroll */
+		  check_botline = FALSE;
 	    }
 	    if (check_botline)
 	    {
@@ -509,6 +515,9 @@ set_topline(wp, lnum)
     /* Approximate the value of w_botline */
     wp->w_botline += lnum - wp->w_topline;
     wp->w_topline = lnum;
+#ifdef FEAT_AUTOCMD
+    wp->w_topline_was_set = TRUE;
+#endif
 #ifdef FEAT_DIFF
     wp->w_topfill = 0;
 #endif

src/structs.h

@@ -1784,10 +1784,15 @@ struct window_S
 #endif
 
     /*
-     * The next three specify the offsets for displaying the buffer:
+     * "w_topline", "w_leftcol" and "w_skipcol" specify the offsets for
+     * displaying the buffer.
      */
     linenr_T	w_topline;	    /* buffer line number of the line at the
 				       top of the window */
+#ifdef FEAT_AUTOCMD
+    char	w_topline_was_set;  /* flag set to TRUE when topline is set,
+				       e.g. by winrestview() */
+#endif
 #ifdef FEAT_DIFF
     int		w_topfill;	    /* number of filler lines above w_topline */
     int		w_old_topfill;	    /* w_topfill at last redraw */

src/version.c

@@ -676,6 +676,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    42,
 /**/
     41,
 /**/