GitLab

(display_count_lines): Use that.

only if windows_or_buffers_changed.

both current and displayed in selected window.

specially, not current buffer.

(display_mode_line): Likewise.
(prepare_menu_bars): Call it here.

writing before the beginning of the charstarts line.

(update_menu_bar): Run that hook.
Fix failure to update menu bar when w->update_mode_line was nil.

given.

(update_menu_bars): Function deleted.
(prepare_menu_bars): Call update_menu_bar; do it for all frames.
Simplify computation of all_windows; ignore irrelevant criteria.

position.

Use that, not p1start, when checking for char off left edge.

(mark_window_display_accurate, redisplay):
Set window_end_valid to the buffer displayed, not Qt.

and for continuation in mid character.
(message2): Call frame_up_to_date_hook.

Fix one-off when checking for the last line.

even if at endp.  When clearing charstart, do the whole width.

(redisplay): Call verify_charstarts.

(redisplay): Don't call adjust_window_charstarts
if on last text line of window.

to update the charstarts of following lines.

(display_text_line): Pass new arg to compute_char_face.
Fill in charstarts array.
(display_string): Clear part of charstarts array.

termcap frames as well as X.