From b65e3482333f28d436a478a9e16157cb8f822cfc Mon Sep 17 00:00:00 2001
From: Drew DeVault <ddevault@linode.com>
Date: Mon, 14 Dec 2015 11:11:29 -0500
Subject: [PATCH] Fix crash in bar { } blocks

---
 sway/commands.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/sway/commands.c b/sway/commands.c
index b0235dba9..604e10aa5 100644
--- a/sway/commands.c
+++ b/sway/commands.c
@@ -1782,7 +1782,11 @@ struct cmd_results *config_command(char *exec, enum cmd_status block) {
 	if (argc>1 && (*argv[1] == '\"' || *argv[1] == '\'')) {
 		strip_quotes(argv[1]);
 	}
-	results = handler->handle(argc-1, argv+1);
+	if (handler->handle) {
+		results = handler->handle(argc-1, argv+1);
+	} else {
+		results = cmd_results_new(CMD_INVALID, argv[0], "This command is shimmed, but unimplemented");
+	}
 	cleanup:
 	free_argv(argc, argv);
 	return results;