From a91a2e773926b7bf62970d8593cdc3c55a42da19 Mon Sep 17 00:00:00 2001
From: Kai Krakow <kai@kaishome.de>
Date: Sun, 30 Sep 2018 17:36:34 +0200
Subject: [PATCH] gamemode: Add a value clamping helper

Signed-off-by: Kai Krakow <kai@kaishome.de>
---
 daemon/gamemode.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/daemon/gamemode.c b/daemon/gamemode.c
index aeca940..a299cf2 100644
--- a/daemon/gamemode.c
+++ b/daemon/gamemode.c
@@ -44,6 +44,7 @@ POSSIBILITY OF SUCH DAMAGE.
 #include <signal.h>
 #include <stdatomic.h>
 #include <string.h>
+#include <sys/param.h>
 #include <sys/resource.h>
 #include <sys/sysinfo.h>
 #include <systemd/sd-daemon.h>
@@ -59,6 +60,10 @@ POSSIBILITY OF SUCH DAMAGE.
  */
 #define NICE_DEFAULT_PRIORITY -4
 
+/* Value clamping helper.
+ */
+#define CLAMP(lbound, ubound, value) MIN(MIN(lbound, ubound), MAX(MAX(lbound, ubound), value))
+
 /**
  * The GameModeClient encapsulates the remote connection, providing a list
  * form to contain the pid and credentials.