commit ca5da9383a5f53fa258d98630aebcad191e8bd88
from: Omar Polo <op@omarpolo.com>
date: Thu Apr 01 08:00:33 2021 UTC

free page contents on do_load_link

to do that, move empty_vlist to wrap.c and provide a similar function
for struct line*s.

commit - 7a014cef1da3f4ee60cdaa8be78eb7a0fe97e1a8
commit + ca5da9383a5f53fa258d98630aebcad191e8bd88
blob - 6459d502e21aaa62b46950634fa9708805486cf3
blob + 6dc5f5b56eb5202d22b9c7e460388325acec7501
--- telescope.c
+++ telescope.c
@@ -368,6 +368,9 @@ do_load_url(struct tab *tab, const char *url)
 	}
 
 	protos[0].loadfn(tab, url);
+
+	empty_vlist(&tab->window);
+	empty_linelist(&tab->window);
 }
 
 void
blob - a96c2291c4d5e5c7a0c2cd4b7827e7a9e0330e58
blob + 6a359b37e8369f9d9c2dc88667d3f919637041b3
--- telescope.h
+++ telescope.h
@@ -274,6 +274,8 @@ int		 unicode_isgraph(uint32_t);
 void		 dispatch_imsg(struct imsgbuf*, imsg_handlerfn**, size_t);
 
 /* wrap.c */
+void		 empty_linelist(struct window*);
+void		 empty_vlist(struct window*);
 int		 wrap_text(struct window*, const char*, struct line*, size_t);
 int		 hardwrap_text(struct window*, struct line*, size_t);
 
blob - c7c31b2ba3559b5785177845363f4f15d6c62a5f
blob + f4f28f59da3378246dd72eaf176086080d097b62
--- ui.c
+++ ui.c
@@ -53,7 +53,6 @@
 static struct event	stdioev, winchev;
 
 static void		 load_default_keys(void);
-static void		 empty_vlist(struct window*);
 static void		 restore_cursor(struct window*);
 
 #define CMD(fnname) static void fnname(struct window *)
@@ -236,22 +235,7 @@ static struct tab_face {
 } tab_face = {
 	A_REVERSE, A_REVERSE, A_NORMAL
 };
-
-static void
-empty_vlist(struct window *window)
-{
-	struct vline *vl, *t;
-
-	window->current_line = NULL;
-	window->line_max = 0;
 
-	TAILQ_FOREACH_SAFE(vl, &window->head, vlines, t) {
-		TAILQ_REMOVE(&window->head, vl, vlines);
-		free(vl->line);
-		free(vl);
-	}
-}
-
 static inline void
 global_set_key(const char *key, void (*fn)(struct window*))
 {
blob - f5f79bcaa3f3261bf1b965178514c4a976559398
blob + f5c483c9b31de62b76a4b7a20f877fd2db080aa9
--- wrap.c
+++ wrap.c
@@ -35,6 +35,34 @@
  *
  */
 
+void
+empty_linelist(struct window *window)
+{
+	struct line *l, *lt;
+
+	TAILQ_FOREACH_SAFE(l, &window->page.head, lines, lt) {
+		TAILQ_REMOVE(&window->page.head, l, lines);
+		free(l->line);
+		free(l->alt);
+		free(l);
+	}
+}
+
+void
+empty_vlist(struct window *window)
+{
+	struct vline *vl, *t;
+
+	window->current_line = NULL;
+	window->line_max = 0;
+
+	TAILQ_FOREACH_SAFE(vl, &window->head, vlines, t) {
+		TAILQ_REMOVE(&window->head, vl, vlines);
+		free(vl->line);
+		free(vl);
+	}
+}
+
 static int
 push_line(struct window *window, const struct line *l, const char *buf, size_t len, int cont)
 {