From eb549a89ad33923f4680ddb9281be79186a32db9 Mon Sep 17 00:00:00 2001
From: Phil Freeman <phil@deepchannel.com>
Date: Wed, 14 Dec 2022 09:43:58 -0800
Subject: [PATCH] fix: possible rollover of nanoseconds in clock.h

---
 lib/src/clock.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/src/clock.h b/lib/src/clock.h
index 94545f35..e6faa040 100644
--- a/lib/src/clock.h
+++ b/lib/src/clock.h
@@ -82,6 +82,10 @@ static inline TSClock clock_after(TSClock base, TSDuration duration) {
   TSClock result = base;
   result.tv_sec += duration / 1000000;
   result.tv_nsec += (duration % 1000000) * 1000;
+  if (result.tv_nsec >= 1000000000) {
+    result.tv_nsec -= 1000000000;
+    ++(result.tv_sec);
+  }
   return result;
 }