Permit multiple prefix keys to be defined, separated by commas, for example:

set -g prefix ^a,^b

Any key in the list acts as the prefix. The send-prefix command always sends
the first key in the list.

1 files changed, 6 insertions, 1 deletions

diff --git a/tmux.c b/tmux.c
index d75de607..02657e32 100644
--- a/tmux.c
+++ b/tmux.c
@@ -309,6 +309,7 @@ main(int argc, char **argv)
 	enum msgtype		 msg;
 	struct passwd		*pw;
 	struct options		*so, *wo;
+	struct keylist		*keylist;
 	char			*s, *path, *label, *home, *cause, **var;
 	char			 cwd[MAXPATHLEN];
 	void			*buf;
@@ -409,7 +410,6 @@ main(int argc, char **argv)
 	options_set_number(so, "message-attr", 0);
 	options_set_number(so, "message-bg", 3);
 	options_set_number(so, "message-fg", 0);
-	options_set_number(so, "prefix", '\002');
 	options_set_number(so, "repeat-time", 500);
 	options_set_number(so, "set-remain-on-exit", 0);
 	options_set_number(so, "set-titles", 0);
@@ -439,6 +439,11 @@ main(int argc, char **argv)
 	options_set_number(so, "visual-bell", 0);
 	options_set_number(so, "visual-content", 0);
 
+	keylist = xmalloc(sizeof *keylist);
+	ARRAY_INIT(keylist);
+	ARRAY_ADD(keylist, '\002');
+	options_set_data(so, "prefix", keylist, xfree);
+
 	options_init(&global_w_options, NULL);
 	wo = &global_w_options;
 	options_set_number(wo, "aggressive-resize", 0);