From e07642f28a25b47841cf39b37c6511474716cd5c Mon Sep 17 00:00:00 2001
From: Arvid Norlander <VorpalBlade@users.noreply.github.com>
Date: Mon, 6 Mar 2023 22:51:49 +0100
Subject: [PATCH] Fix issue #2.

---
 src/monitor.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/monitor.rs b/src/monitor.rs
index 3f4ee2b..1d94053 100644
--- a/src/monitor.rs
+++ b/src/monitor.rs
@@ -79,7 +79,7 @@ pub(crate) fn monitor(
             Err(Errno::EINTR) => {
                 // Retry.
                 if let Some(t) = timeout {
-                    timeout = Some(t - now.elapsed());
+                    timeout = Some(t.saturating_sub(now.elapsed()));
                 }
                 continue 'main_loop;
             }