From 31dc1c9233960606fa049fbd6377d2ba7c379036 Mon Sep 17 00:00:00 2001
From: Bart House <bart@barthouse.com>
Date: Thu, 22 Nov 2018 15:03:26 -0800
Subject: [PATCH] Added nhassert() support.

---
 util/lev_main.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/util/lev_main.c b/util/lev_main.c
index ecf7a444c..729549791 100644
--- a/util/lev_main.c
+++ b/util/lev_main.c
@@ -1637,4 +1637,11 @@ short ospeed;
 #endif
 #endif /* STRICT_REF_DEF */
 
+/* nhassert_failed is called when an nhassert's condition is false */
+void nhassert_failed(const char * exp, const char * file, int line)
+{
+    fprintf(stderr, "NHASSERT(%s) in '%s' at line %d\n", exp, file, line);
+    exit(EXIT_FAILURE);
+}
+
 /*lev_main.c*/