From 42cd3088a05e094e26335b38954f92368a3ed626 Mon Sep 17 00:00:00 2001
From: mpi <mpi@openbsd.org>
Date: Wed, 1 Sep 2021 08:01:09 +0000
Subject: [PATCH] Always print non-empty map & hist on exit even if there's an
 END rule.

Match bpftrace behavior.
---
 usr.sbin/btrace/btrace.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/usr.sbin/btrace/btrace.c b/usr.sbin/btrace/btrace.c
index 6c220940999..3fed1ee26e4 100644
--- a/usr.sbin/btrace/btrace.c
+++ b/usr.sbin/btrace/btrace.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: btrace.c,v 1.43 2021/09/01 07:35:21 mpi Exp $ */
+/*	$OpenBSD: btrace.c,v 1.44 2021/09/01 08:01:09 mpi Exp $ */
 
 /*
  * Copyright (c) 2019 - 2021 Martin Pieuchot <mpi@openbsd.org>
@@ -522,12 +522,10 @@ rules_teardown(int fd)
 
 	if (rend)
 		rule_eval(rend, &bt_devt);
-	else {
-		debug("eval default 'end' rule\n");
 
-		TAILQ_FOREACH(r, &g_rules, br_next)
-			rule_printmaps(r);
-	}
+	/* Print non-empty map & hist */
+	TAILQ_FOREACH(r, &g_rules, br_next)
+		rule_printmaps(r);
 }
 
 void
-- 
2.20.1