From 2f5b3ef7337857e04cbb4287517fd51e58ee5beb Mon Sep 17 00:00:00 2001
From: fraggerfox <santhosh.raju@gmail.com>
Date: Sun, 25 Apr 2021 21:44:32 +0530
Subject: Refactor saturatingSub() to be part of Macros.h

---
 Macros.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'Macros.h')

diff --git a/Macros.h b/Macros.h
index 789b09b6..1fdfb1ed 100644
--- a/Macros.h
+++ b/Macros.h
@@ -69,4 +69,9 @@
 #define IGNORE_WCASTQUAL_END
 #endif
 
+/* This subtraction is used by NetBSD / OpenBSD for calculation of CPU usage items. */
+static inline unsigned long long saturatingSub(unsigned long long a, unsigned long long b) {
+   return a > b ? a - b : 0;
+}
+
 #endif
-- 
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