From 1675ddb4d1880b834a2bd0bbae5a9ffa17eb596d Mon Sep 17 00:00:00 2001
From: Nicholas Marriott <nicm@openbsd.org>
Date: Thu, 25 Jun 2009 06:15:04 +0000
Subject: [PATCH] Miscellaneous unused functions, including one which was
 basically a duplicate. Found by lint.

---
 grid.c        | 25 -------------------------
 server-fn.c   | 16 ----------------
 tmux.h        |  8 --------
 tty-write.c   | 25 -------------------------
 tty.c         | 10 ----------
 utf8.c        | 23 -----------------------
 window-more.c | 10 ----------
 window.c      | 15 ---------------
 8 files changed, 132 deletions(-)

diff --git a/grid.c b/grid.c
index 071248ee..2df28fd7 100644
--- a/grid.c
+++ b/grid.c
@@ -430,31 +430,6 @@ grid_move_lines(struct grid *gd, u_int dy, u_int py, u_int ny)
 	}
 }
 
-/* Clear a group of cells. */
-void
-grid_clear_cells(struct grid *gd, u_int px, u_int py, u_int nx)
-{
-	u_int	xx;
-
- 	GRID_DEBUG(gd, "px=%u, py=%u, nx=%u", px, py, nx);
-
-	if (nx == 0)
-		return;
-
-	if (grid_check_x(gd, px) != 0)
-		return;
-	if (grid_check_x(gd, px + nx - 1) != 0)
-		return;
-	if (grid_check_y(gd, py) != 0)
-		return;
-
-	for (xx = px; xx < px + nx; xx++) {
-		if (xx >= gd->size[py])
-			break;
-		grid_put_cell(gd, xx, py, &grid_default_cell);
-	}
-}
-
 /* Move a group of cells. */
 void
 grid_move_cells(struct grid *gd, u_int dx, u_int px, u_int py, u_int nx)
diff --git a/server-fn.c b/server-fn.c
index 69926d8e..a025bf0a 100644
--- a/server-fn.c
+++ b/server-fn.c
@@ -75,22 +75,6 @@ server_write_session(
 	}
 }
 
-void
-server_write_window(
-    struct window *w, enum hdrtype type, const void *buf, size_t len)
-{
-	struct client	*c;
-	u_int		 i;
-
-	for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
-		c = ARRAY_ITEM(&clients, i);
-		if (c == NULL || c->session == NULL)
-			continue;
-		if (c->session->curw->window == w)
-			server_write_client(c, type, buf, len);
-	}
-}
-
 void
 server_redraw_client(struct client *c)
 {
diff --git a/tmux.h b/tmux.h
index 48c54c91..bd941887 100644
--- a/tmux.h
+++ b/tmux.h
@@ -1007,8 +1007,6 @@ void		 tty_redraw_region(struct tty *, struct window_pane *);
 int		 tty_open(struct tty *, char **);
 void		 tty_close(struct tty *, int);
 void		 tty_free(struct tty *, int);
-void		 tty_write(
-		     struct tty *, struct window_pane *, enum tty_cmd, ...);
 void		 tty_vwrite(
     		     struct tty *, struct window_pane *, enum tty_cmd, va_list);
 
@@ -1034,7 +1032,6 @@ int		 tty_keys_next(struct tty *, int *, u_char *);
 
 /* tty-write.c */
 void		 tty_write_cmd(struct window_pane *, enum tty_cmd, ...);
-void		 tty_write_mode(struct window_pane *, int);
 
 /* options-cmd.c */
 void	set_option_string(struct cmd_ctx *,
@@ -1263,8 +1260,6 @@ void	 server_write_client(
              struct client *, enum hdrtype, const void *, size_t);
 void	 server_write_session(
              struct session *, enum hdrtype, const void *, size_t);
-void	 server_write_window(
-	     struct window *, enum hdrtype, const void *, size_t);
 void	 server_redraw_client(struct client *);
 void	 server_status_client(struct client *);
 void	 server_redraw_session(struct session *);
@@ -1325,7 +1320,6 @@ void	 grid_set_utf8(struct grid *, u_int, u_int, const struct grid_utf8 *);
 void	 grid_clear(struct grid *, u_int, u_int, u_int, u_int);
 void	 grid_clear_lines(struct grid *, u_int, u_int);
 void	 grid_move_lines(struct grid *, u_int, u_int, u_int);
-void	 grid_clear_cells(struct grid *, u_int, u_int, u_int);
 void	 grid_move_cells(struct grid *, u_int, u_int, u_int, u_int);
 char	*grid_string_cells(struct grid *, u_int, u_int, u_int);
 
@@ -1439,7 +1433,6 @@ void		 window_set_active_pane(struct window *, struct window_pane *);
 struct window_pane *window_add_pane(struct window *, int,
 		     const char *, const char *, const char **, u_int, char **);
 void		 window_remove_pane(struct window *, struct window_pane *);
-u_int		 window_index_of_pane(struct window *, struct window_pane *);
 struct window_pane *window_pane_at_index(struct window *, u_int);
 u_int		 window_count_panes(struct window *);
 void		 window_destroy_panes(struct window *);
@@ -1486,7 +1479,6 @@ void 		 window_scroll_pageup(struct window_pane *);
 /* window-more.c */
 extern const struct window_mode window_more_mode;
 void 		 window_more_vadd(struct window_pane *, const char *, va_list);
-void printflike2 window_more_add(struct window_pane *, const char *, ...);
 
 /* window-choose.c */
 extern const struct window_mode window_choose_mode;
diff --git a/tty-write.c b/tty-write.c
index 83aeea75..889075b2 100644
--- a/tty-write.c
+++ b/tty-write.c
@@ -63,28 +63,3 @@ tty_vwrite_cmd(struct window_pane *wp, enum tty_cmd cmd, va_list ap)
 		}
 	}
 }
-
-void
-tty_write_mode(struct window_pane *wp, int mode)
-{
-	struct client	*c;
-	u_int		 i;
-
-	if (wp == NULL)
-		return;
-
-	if (wp->window->flags & WINDOW_REDRAW || wp->flags & PANE_REDRAW)
-		return;
-	if (wp->window->flags & WINDOW_HIDDEN || wp->flags & PANE_HIDDEN)
-		return;
-
-	for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
-		c = ARRAY_ITEM(&clients, i);
-		if (c == NULL || c->session == NULL)
-			continue;
-		if (c->flags & CLIENT_SUSPENDED)
-			continue;
-
-		tty_update_mode(&c->tty, mode);
-	}
-}
diff --git a/tty.c b/tty.c
index 1a9307c5..459db0a4 100644
--- a/tty.c
+++ b/tty.c
@@ -546,16 +546,6 @@ tty_draw_line(struct tty *tty, struct screen *s, u_int py, u_int ox, u_int oy)
 	}
 }
 
-void
-tty_write(struct tty *tty, struct window_pane *wp, enum tty_cmd cmd, ...)
-{
-	va_list	ap;
-
-	va_start(ap, cmd);
-	tty_vwrite(tty, wp, cmd, ap);
-	va_end(ap);
-}
-
 void
 tty_vwrite(
     struct tty *tty, struct window_pane *wp, enum tty_cmd cmd, va_list ap)
diff --git a/utf8.c b/utf8.c
index 9458d8b2..9b499d1c 100644
--- a/utf8.c
+++ b/utf8.c
@@ -198,7 +198,6 @@ struct utf8_width_entry	*utf8_width_root = NULL;
 int	utf8_overlap(struct utf8_width_entry *, struct utf8_width_entry *);
 void	utf8_print(struct utf8_width_entry *, int);
 u_int	utf8_combine(const u_char *);
-void	utf8_split(u_int, u_char *);
 
 int
 utf8_overlap(
@@ -274,28 +273,6 @@ utf8_combine(const u_char *data)
 	return (uvalue);
 }
 
-void
-utf8_split(u_int uvalue, u_char *data)
-{
-	memset(data, 0xff, 4);
-
-	if (uvalue <= 0x7f)
-		data[0] = uvalue;
-	else if (uvalue > 0x7f && uvalue <= 0x7ff) {
-		data[0] = (uvalue >> 6) | 0xc0;
-		data[1] = (uvalue & 0x3f) | 0x80;
-	} else if (uvalue > 0x7ff && uvalue <= 0xffff) {
-		data[0] = (uvalue >> 12) | 0xe0;
-		data[1] = ((uvalue >> 6) & 0x3f) | 0x80;
-		data[2] = (uvalue & 0x3f) | 0x80;
-	} else if (uvalue > 0xffff && uvalue <= 0x10ffff) {
-		data[0] = (uvalue >> 18) | 0xf0;
-		data[1] = ((uvalue >> 12) & 0x3f) | 0x80;
-		data[2] = ((uvalue >> 6) & 0x3f) | 0x80;
-		data[3] = (uvalue & 0x3f) | 0x80;
-	}
-}
-
 int
 utf8_width(const u_char *udata)
 {
diff --git a/window-more.c b/window-more.c
index 721dac3d..6f75f120 100644
--- a/window-more.c
+++ b/window-more.c
@@ -75,16 +75,6 @@ window_more_vadd(struct window_pane *wp, const char *fmt, va_list ap)
 	screen_write_stop(&ctx);
 }
 
-void printflike2
-window_more_add(struct window_pane *wp, const char *fmt, ...)
-{
-	va_list	ap;
-
-	va_start(ap, fmt);
-	window_more_vadd(wp, fmt, ap);
-	va_end(ap);
-}
-
 struct screen *
 window_more_init(struct window_pane *wp)
 {
diff --git a/window.c b/window.c
index 834f1248..37e65d83 100644
--- a/window.c
+++ b/window.c
@@ -327,21 +327,6 @@ window_remove_pane(struct window *w, struct window_pane *wp)
 	window_pane_destroy(wp);
 }
 
-u_int
-window_index_of_pane(struct window *w, struct window_pane *find)
-{
-	struct window_pane	*wp;
-	u_int			 n;
-
-	n = 0;
-	TAILQ_FOREACH(wp, &w->panes, entry) {
-		if (wp == find)
-			return (n);
-		n++;
-	}
-	fatalx("unknown pane");
-}
-
 struct window_pane *
 window_pane_at_index(struct window *w, u_int idx)
 {