===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/cmd-switch-client.c,v
retrieving revision 1.65
retrieving revision 1.66
diff -u -r1.65 -r1.66
--- src/usr.bin/tmux/cmd-switch-client.c	2020/04/13 20:51:57	1.65
+++ src/usr.bin/tmux/cmd-switch-client.c	2020/05/16 15:45:29	1.66
@@ -1,4 +1,4 @@
-/* $OpenBSD: cmd-switch-client.c,v 1.65 2020/04/13 20:51:57 nicm Exp $ */
+/* $OpenBSD: cmd-switch-client.c,v 1.66 2020/05/16 15:45:29 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -34,7 +34,7 @@
 	.name = "switch-client",
 	.alias = "switchc",
 
-	.args = { "lc:Enpt:rT:Z", 0, 0 },
+	.args = { "lc:EFnpt:rT:Z", 0, 0 },
 	.usage = "[-ElnprZ] [-c target-client] [-t target-session] "
 		 "[-T key-table]",
 
@@ -74,8 +74,12 @@
 	wl = target.wl;
 	wp = target.wp;
 
-	if (args_has(args, 'r'))
-		tc->flags ^= CLIENT_READONLY;
+	if (args_has(args, 'r')) {
+		if (tc->flags & CLIENT_READONLY)
+			tc->flags &= ~(CLIENT_READONLY|CLIENT_IGNORESIZE);
+		else
+			tc->flags |= (CLIENT_READONLY|CLIENT_IGNORESIZE);
+	}
 
 	tablename = args_get(args, 'T');
 	if (tablename != NULL) {