patch 8.1.2124: ruler is not updated if win_execute() moves cursor

Problem:    Ruler is not updated if win_execute() moves cursor.
Solution:   Update the status line. (closes #5022)
diff --git a/src/evalwindow.c b/src/evalwindow.c
index 6df14c5..7691693 100644
--- a/src/evalwindow.c
+++ b/src/evalwindow.c
@@ -655,12 +655,18 @@
 
     if (wp != NULL && tp != NULL)
     {
+	pos_T	curpos = wp->w_cursor;
+
 	if (switch_win_noblock(&save_curwin, &save_curtab, wp, tp, TRUE) == OK)
 	{
 	    check_cursor();
 	    execute_common(argvars, rettv, 1);
 	}
 	restore_win_noblock(save_curwin, save_curtab, TRUE);
+
+	// Update the status line if the cursor moved.
+	if (win_valid(wp) && !EQUAL_POS(curpos, wp->w_cursor))
+	    wp->w_redr_status = TRUE;
     }
 }
 
diff --git a/src/testdir/test_execute_func.vim b/src/testdir/test_execute_func.vim
index f81a86b..2f02409 100644
--- a/src/testdir/test_execute_func.vim
+++ b/src/testdir/test_execute_func.vim
@@ -1,5 +1,7 @@
 " test execute()
 
+source view_util.vim
+
 func NestedEval()
   let nested = execute('echo "nested\nlines"')
   echo 'got: "' . nested . '"'
@@ -101,6 +103,24 @@
   bwipe!
 endfunc
 
+func Test_win_execute_update_ruler()
+  enew
+  call setline(1, range(500))
+  20
+  split
+  let winid = win_getid()
+  set ruler
+  wincmd w
+  let height = winheight(winid)
+  redraw
+  call assert_match('20,1', Screenline(height + 1))
+  let line = win_execute(winid, 'call cursor(100, 1)')
+  redraw
+  call assert_match('100,1', Screenline(height + 1))
+
+  bwipe!
+endfunc
+
 func Test_win_execute_other_tab()
   let thiswin = win_getid()
   tabnew
diff --git a/src/version.c b/src/version.c
index f07d038..514f3c9 100644
--- a/src/version.c
+++ b/src/version.c
@@ -754,6 +754,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2124,
+/**/
     2123,
 /**/
     2122,