Commit 40714c53 authored by Paul Eggert's avatar Paul Eggert
Browse files

* fringe.c: Add comment.

parent 4b1ec863
......@@ -913,6 +913,11 @@ update_window_fringes (struct window *w, int keep_current_p)
int bitmap_cache[MAX_BITMAP_CACHE];
int top_ind_rn, bot_ind_rn;
int top_ind_min_y, bot_ind_max_y;
/* top_ind_rn is set to a nonnegative value whenver
row->indicate_bob_p is set, so it's OK that top_row_ends_at_zv_p
is not initialized here. Similarly for bot_ind_rn,
row->indicate_eob_p and bot_row_ends_at_zv_p. */
int top_row_ends_at_zv_p IF_LINT (= 0), bot_row_ends_at_zv_p IF_LINT (= 0);
if (w->pseudo_window_p)
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