(command_loop_1): Don't clear nonundocount

when internal_self_insert returns 1.

1 files changed, 20 insertions, 17 deletions

diff --git a/src/keyboard.c b/src/keyboard.c
index 100857f8e5a..381d8ff4804 100644
--- a/src/keyboard.c
+++ b/src/keyboard.c
@@ -1143,9 +1143,10 @@ command_loop_1 ()
                        && XTYPE (last_command_char) == Lisp_Int)
                 {
                   unsigned char c = XINT (last_command_char);
+                  int value;
 
-                  if (NILP (Vexecuting_macro) &&
-                      !EQ (minibuf_window, selected_window))
+                  if (NILP (Vexecuting_macro)
+                      && !EQ (minibuf_window, selected_window))
                     {
                       if (!nonundocount || nonundocount >= 20)
                         {
@@ -1154,21 +1155,23 @@ command_loop_1 ()
                         }
                       nonundocount++;
                     }
-                  lose = (XFASTINT (XWINDOW (selected_window)->last_modified)
-                          < MODIFF)
-                    || (XFASTINT (XWINDOW (selected_window)->last_point) != PT)
-                    || MODIFF <= current_buffer->save_modified
-                    || windows_or_buffers_changed
-                    || !EQ (current_buffer->selective_display, Qnil)
-                    || detect_input_pending ()
-                    || !NILP (Vexecuting_macro);
-                  if (internal_self_insert (c, 0))
-                    {
-                      lose = 1;
-                      nonundocount = 0;
-                    }
-                  if (!lose &&
-                      (PT == ZV || FETCH_CHAR (PT) == '\n'))
+                  lose = ((XFASTINT (XWINDOW (selected_window)->last_modified)
+                           < MODIFF)
+                          || (XFASTINT (XWINDOW (selected_window)->last_point)
+                              != PT)
+                          || MODIFF <= current_buffer->save_modified
+                          || windows_or_buffers_changed
+                          || !EQ (current_buffer->selective_display, Qnil)
+                          || detect_input_pending ()
+                          || !NILP (Vexecuting_macro));
+                  value = internal_self_insert (c, 0);
+                  if (value)
+                    lose = 1;
+                  if (value == 2)
+                    nonundocount = 0;
+
+                  if (!lose
+                      && (PT == ZV || FETCH_CHAR (PT) == '\n'))
                     {
                       struct Lisp_Vector *dp
                         = window_display_table (XWINDOW (selected_window));