Make the marked pane a cmd_find_state.

6 files changed, 95 insertions, 89 deletions

diff --git a/cmd-find.c b/cmd-find.c
index 8e118c00..b7728ea2 100644
--- a/cmd-find.c
+++ b/cmd-find.c
@@ -792,6 +792,67 @@ cmd_find_clear_state(struct cmd_find_state *fs, struct cmd_q *cmdq, int flags)
 	fs->idx = -1;
 }
 
+/* Check if a state if valid. */
+int
+cmd_find_valid_state(struct cmd_find_state *fs)
+{
+	struct winlink	*wl;
+
+	if (fs->s == NULL || fs->wl == NULL || fs->w == NULL || fs->wp == NULL)
+		return (0);
+
+	if (!session_alive(fs->s))
+		return (0);
+
+	RB_FOREACH(wl, winlinks, &fs->s->windows) {
+		if (wl->window == fs->w && wl == fs->wl)
+			break;
+	}
+	if (wl == NULL)
+		return (0);
+
+	if (fs->w != fs->wl->window)
+		return (0);
+
+	if (!window_has_pane(fs->w, fs->wp))
+		return (0);
+	return (window_pane_visible(fs->wp));
+}
+
+/* Copy a state. */
+void
+cmd_find_copy_state(struct cmd_find_state *dst, struct cmd_find_state *src)
+{
+	dst->s = src->s;
+	dst->wl = src->wl;
+	dst->idx = dst->wl->idx;
+	dst->w = dst->wl->window;
+	dst->wp = src->wp;
+}
+
+/* Log the result. */
+void
+cmd_find_log_state(const char *prefix, struct cmd_find_state *fs)
+{
+	if (fs->s != NULL)
+		log_debug("%s: s=$%u", prefix, fs->s->id);
+	else
+		log_debug("%s: s=none", prefix);
+	if (fs->wl != NULL) {
+		log_debug("%s: wl=%u %d w=@%u %s", prefix, fs->wl->idx,
+		    fs->wl->window == fs->w, fs->w->id, fs->w->name);
+	} else
+		log_debug("%s: wl=none", prefix);
+	if (fs->wp != NULL)
+		log_debug("%s: wp=%%%u", prefix, fs->wp->id);
+	else
+		log_debug("%s: wp=none", prefix);
+	if (fs->idx != -1)
+		log_debug("%s: idx=%d", prefix, fs->idx);
+	else
+		log_debug("%s: idx=none", prefix);
+}
+
 /*
  * Split target into pieces and resolve for the given type. Fills in the given
  * state. Returns 0 on success or -1 on error.
@@ -814,17 +875,14 @@ cmd_find_target(struct cmd_find_state *fs, struct cmd_q *cmdq,
 
 	/* Find current state. */
 	cmd_find_clear_state(&current, cmdq, flags);
-	if (server_check_marked() && (flags & CMD_FIND_DEFAULT_MARKED)) {
-		current.s = marked_session;
-		current.wl = marked_winlink;
-		current.idx = current.wl->idx;
-		current.w = current.wl->window;
-		current.wp = marked_window_pane;
-	}
-	if (current.s == NULL && cmd_find_current_session(&current) != 0) {
-		if (~flags & CMD_FIND_QUIET)
-			cmdq_error(cmdq, "no current session");
-		goto error;
+	if (server_check_marked() && (flags & CMD_FIND_DEFAULT_MARKED))
+		cmd_find_copy_state(&current, &marked_pane);
+	else {
+		if (cmd_find_current_session(&current) != 0) {
+			if (~flags & CMD_FIND_QUIET)
+				cmdq_error(cmdq, "no current session");
+			goto error;
+		}
 	}
 
 	/* Clear new state. */
@@ -868,11 +926,7 @@ cmd_find_target(struct cmd_find_state *fs, struct cmd_q *cmdq,
 				cmdq_error(cmdq, "no marked target");
 			goto error;
 		}
-		fs->s = marked_session;
-		fs->wl = marked_winlink;
-		fs->idx = fs->wl->idx;
-		fs->w = fs->wl->window;
-		fs->wp = marked_window_pane;
+		cmd_find_copy_state(fs, &marked_pane);
 		goto found;
 	}
 
@@ -1068,29 +1122,6 @@ no_pane:
 	goto error;
 }
 
-/* Log the result. */
-void
-cmd_find_log_state(const char *prefix, struct cmd_find_state *fs)
-{
-	if (fs->s != NULL)
-		log_debug("%s: s=$%u", prefix, fs->s->id);
-	else
-		log_debug("%s: s=none", prefix);
-	if (fs->wl != NULL) {
-		log_debug("%s: wl=%u %d w=@%u %s", prefix, fs->wl->idx,
-		    fs->wl->window == fs->w, fs->w->id, fs->w->name);
-	} else
-		log_debug("%s: wl=none", prefix);
-	if (fs->wp != NULL)
-		log_debug("%s: wp=%%%u", prefix, fs->wp->id);
-	else
-		log_debug("%s: wp=none", prefix);
-	if (fs->idx != -1)
-		log_debug("%s: idx=%d", prefix, fs->idx);
-	else
-		log_debug("%s: idx=none", prefix);
-}
-
 /* Find the target client or report an error and return NULL. */
 struct client *
 cmd_find_client(struct cmd_q *cmdq, const char *target, int quiet)
diff --git a/cmd-select-pane.c b/cmd-select-pane.c
index 7652f608..6ebe753c 100644
--- a/cmd-select-pane.c
+++ b/cmd-select-pane.c
@@ -94,13 +94,13 @@ cmd_select_pane_exec(struct cmd *self, struct cmd_q *cmdq)
 	if (args_has(args, 'm') || args_has(args, 'M')) {
 		if (args_has(args, 'm') && !window_pane_visible(wp))
 			return (CMD_RETURN_NORMAL);
-		lastwp = marked_window_pane;
+		lastwp = marked_pane.wp;
 
 		if (args_has(args, 'M') || server_is_marked(s, wl, wp))
 			server_clear_marked();
 		else
 			server_set_marked(s, wl, wp);
-		markedwp = marked_window_pane;
+		markedwp = marked_pane.wp;
 
 		if (lastwp != NULL) {
 			server_redraw_window_borders(lastwp->window);
diff --git a/screen-redraw.c b/screen-redraw.c
index fd4536d0..9958d04a 100644
--- a/screen-redraw.c
+++ b/screen-redraw.c
@@ -331,9 +331,9 @@ screen_redraw_draw_borders(struct client *c, int status, u_int top)
 				continue;
 			active = screen_redraw_check_is(i, j, type, w,
 			    w->active, wp);
-			if (server_is_marked(s, s->curw, marked_window_pane) &&
+			if (server_is_marked(s, s->curw, marked_pane.wp) &&
 			    screen_redraw_check_is(i, j, type, w,
-			    marked_window_pane, wp)) {
+			    marked_pane.wp, wp)) {
 				if (active)
 					tty_attributes(tty, &m_active_gc, NULL);
 				else
diff --git a/server.c b/server.c
index c45e8a2c..0a1146f3 100644
--- a/server.c
+++ b/server.c
@@ -41,18 +41,14 @@
  * Main server functions.
  */
 
-struct clients	 clients;
+struct clients		 clients;
 
-struct tmuxproc	*server_proc;
-int		 server_fd;
-int		 server_exit;
-struct event	 server_ev_accept;
+struct tmuxproc		*server_proc;
+int			 server_fd;
+int			 server_exit;
+struct event		 server_ev_accept;
 
-struct session		*marked_session;
-struct winlink		*marked_winlink;
-struct window		*marked_window;
-struct window_pane	*marked_window_pane;
-struct layout_cell	*marked_layout_cell;
+struct cmd_find_state	 marked_pane;
 
 int	server_create_socket(void);
 int	server_loop(void);
@@ -68,22 +64,18 @@ void	server_child_stopped(pid_t, int);
 void
 server_set_marked(struct session *s, struct winlink *wl, struct window_pane *wp)
 {
-	marked_session = s;
-	marked_winlink = wl;
-	marked_window = wl->window;
-	marked_window_pane = wp;
-	marked_layout_cell = wp->layout_cell;
+	cmd_find_clear_state(&marked_pane, NULL, 0);
+	marked_pane.s = s;
+	marked_pane.wl = wl;
+	marked_pane.w = wl->window;
+	marked_pane.wp = wp;
 }
 
 /* Clear marked pane. */
 void
 server_clear_marked(void)
 {
-	marked_session = NULL;
-	marked_winlink = NULL;
-	marked_window = NULL;
-	marked_window_pane = NULL;
-	marked_layout_cell = NULL;
+	cmd_find_clear_state(&marked_pane, NULL, 0);
 }
 
 /* Is this the marked pane? */
@@ -92,9 +84,9 @@ server_is_marked(struct session *s, struct winlink *wl, struct window_pane *wp)
 {
 	if (s == NULL || wl == NULL || wp == NULL)
 		return (0);
-	if (marked_session != s || marked_winlink != wl)
+	if (marked_pane.s != s || marked_pane.wl != wl)
 		return (0);
-	if (marked_window_pane != wp)
+	if (marked_pane.wp != wp)
 		return (0);
 	return (server_check_marked());
 }
@@ -103,25 +95,7 @@ server_is_marked(struct session *s, struct winlink *wl, struct window_pane *wp)
 int
 server_check_marked(void)
 {
-	struct winlink	*wl;
-
-	if (marked_window_pane == NULL)
-		return (0);
-	if (marked_layout_cell != marked_window_pane->layout_cell)
-		return (0);
-
-	if (!session_alive(marked_session))
-		return (0);
-	RB_FOREACH(wl, winlinks, &marked_session->windows) {
-		if (wl->window == marked_window && wl == marked_winlink)
-			break;
-	}
-	if (wl == NULL)
-		return (0);
-
-	if (!window_has_pane(marked_window, marked_window_pane))
-		return (0);
-	return (window_pane_visible(marked_window_pane));
+	return (cmd_find_valid_state(&marked_pane));
 }
 
 /* Create server socket. */
diff --git a/tmux.h b/tmux.h
index c6bd48cf..651990f0 100644
--- a/tmux.h
+++ b/tmux.h
@@ -1766,6 +1766,9 @@ int		 cmd_find_target(struct cmd_find_state *, struct cmd_q *,
 struct client	*cmd_find_client(struct cmd_q *, const char *, int);
 void		 cmd_find_clear_state(struct cmd_find_state *, struct cmd_q *,
 		     int);
+int		 cmd_find_valid_state(struct cmd_find_state *);
+void		 cmd_find_copy_state(struct cmd_find_state *,
+		     struct cmd_find_state *);
 void		 cmd_find_log_state(const char *, struct cmd_find_state *);
 
 /* cmd.c */
@@ -1844,9 +1847,7 @@ void	alerts_check_session(struct session *);
 /* server.c */
 extern struct tmuxproc *server_proc;
 extern struct clients clients;
-extern struct session *marked_session;
-extern struct winlink *marked_winlink;
-extern struct window_pane *marked_window_pane;
+extern struct cmd_find_state marked_pane;
 void	 server_set_marked(struct session *, struct winlink *,
 	     struct window_pane *);
 void	 server_clear_marked(void);
diff --git a/window.c b/window.c
index 75b99672..f0e57190 100644
--- a/window.c
+++ b/window.c
@@ -568,7 +568,7 @@ window_add_pane(struct window *w, u_int hlimit)
 void
 window_lost_pane(struct window *w, struct window_pane *wp)
 {
-	if (wp == marked_window_pane)
+	if (wp == marked_pane.wp)
 		server_clear_marked();
 
 	if (wp == w->active) {
@@ -691,7 +691,7 @@ window_printable_flags(struct session *s, struct winlink *wl)
 		flags[pos++] = '*';
 	if (wl == TAILQ_FIRST(&s->lastw))
 		flags[pos++] = '-';
-	if (server_check_marked() && wl == marked_winlink)
+	if (server_check_marked() && wl == marked_pane.wl)
 		flags[pos++] = 'M';
 	if (wl->window->flags & WINDOW_ZOOMED)
 		flags[pos++] = 'Z';