From a5f4b32d17c72bf7a732811dd773fce9663d367d Mon Sep 17 00:00:00 2001
From: Jean Delvare <khali@linux-fr.org>
Date: Mon, 2 Jun 2008 06:21:06 +0000
Subject: [PATCH] Don't use named pipes when we don't need them. Named pipes
 have been reported to cause trouble on some systems. This closes ticket
 #2319.

git-svn-id: http://lm-sensors.org/svn/lm-sensors/branches/lm-sensors-3.0.0@5271 7894878c-1315-0410-8ee3-d5d059ff63e0
---
 CHANGES             | 1 +
 prog/pwm/fancontrol | 6 ++++--
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/CHANGES b/CHANGES
index ce1832ca..f9a685f6 100644
--- a/CHANGES
+++ b/CHANGES
@@ -2,6 +2,7 @@ lm-sensors CHANGES file
 -----------------------
 
 SVN-HEAD
+  fancontrol: Don't use named pipes when we don't need them (#2319)
   sensors-detect: Add Intel SCH (bus) support
                   Add SMSC EMC6D103 support
                   Improve MAX6657, MAX6658, MAX6659 detection
diff --git a/prog/pwm/fancontrol b/prog/pwm/fancontrol
index b85ff0fc..4d1bca00 100755
--- a/prog/pwm/fancontrol
+++ b/prog/pwm/fancontrol
@@ -343,7 +343,8 @@ function UpdateFanSpeeds {
 		  then # if fan was stopped start it using a safe value
 		  	echo $minsa > $pwmo
 			# Sleep while still handling signals
-			read < <(exec sleep 1)
+			sleep 1 &
+			wait $!
 		  fi
 		fi
 		echo $pwmval > $pwmo # write new value to pwm output
@@ -381,5 +382,6 @@ while true
 do
 	UpdateFanSpeeds
 	# Sleep while still handling signals
-	read < <(exec sleep $INTERVAL)
+	sleep $INTERVAL &
+	wait $!
 done