Make synchronize-panes a pane option and add -U flag to set-option to

unset an option on all panes. GitHub issue 2491 from Rostislav Nesin.

1 files changed, 19 insertions, 12 deletions

diff --git a/usr.bin/tmux/window.c b/usr.bin/tmux/window.c
index ea2cf05a4b9..d6ba1b30d89 100644
--- a/usr.bin/tmux/window.c
+++ b/usr.bin/tmux/window.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: window.c,v 1.266 2020/06/13 09:05:53 nicm Exp $ */
+/* $OpenBSD: window.c,v 1.267 2020/12/15 08:31:50 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -1145,12 +1145,27 @@ window_pane_reset_mode_all(struct window_pane *wp)
 		window_pane_reset_mode(wp);
 }
 
+static void
+window_pane_copy_key(struct window_pane *wp, key_code key)
+{
+ 	struct window_pane	*loop;
+
+	TAILQ_FOREACH(loop, &wp->window->panes, entry) {
+		if (loop != wp &&
+		    TAILQ_EMPTY(&loop->modes) &&
+		    loop->fd != -1 &&
+		    (~loop->flags & PANE_INPUTOFF) &&
+		    window_pane_visible(loop) &&
+		    options_get_number(loop->options, "synchronize-panes"))
+			input_key_pane(loop, key, NULL);
+	}
+}
+
 int
 window_pane_key(struct window_pane *wp, struct client *c, struct session *s,
     struct winlink *wl, key_code key, struct mouse_event *m)
 {
 	struct window_mode_entry	*wme;
-	struct window_pane		*wp2;
 
 	if (KEYC_IS_MOUSE(key) && m == NULL)
 		return (-1);
@@ -1172,16 +1187,8 @@ window_pane_key(struct window_pane *wp, struct client *c, struct session *s,
 
 	if (KEYC_IS_MOUSE(key))
 		return (0);
-	if (options_get_number(wp->window->options, "synchronize-panes")) {
-		TAILQ_FOREACH(wp2, &wp->window->panes, entry) {
-			if (wp2 != wp &&
-			    TAILQ_EMPTY(&wp2->modes) &&
-			    wp2->fd != -1 &&
-			    (~wp2->flags & PANE_INPUTOFF) &&
-			    window_pane_visible(wp2))
-				input_key_pane(wp2, key, NULL);
-		}
-	}
+	if (options_get_number(wp->options, "synchronize-panes"))
+		window_pane_copy_key(wp, key);
 	return (0);
 }