From 165b44c579fd74037164abf862b9eae136e9943c Mon Sep 17 00:00:00 2001
From: Pete Jemian <prjemian@gmail.com>
Date: Fri, 26 Apr 2013 23:08:58 +0000
Subject: [PATCH] add shell script to avoid starting a 2nd instance of this IOC
---
iocBoot/iocLinux/run | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/iocBoot/iocLinux/run b/iocBoot/iocLinux/run
index 001877b..88c9172 100755
--- a/iocBoot/iocLinux/run
+++ b/iocBoot/iocLinux/run
@@ -1 +1,15 @@
+#!/bin/sh
+
+# ensure that multiple, simultaneous IOCs are not started by this user ID
+
+MY_UID=`id -u`
+IOC_PID="`/usr/bin/pgrep xxx -u ${MY_UID}`"
+
+if [ "" != "${IOC_PID}" ] ; then
+ echo "xxx IOC is already running, won't start a new one, PID=${IOC_PID}"
+ exit 1
+fi
+
+# start the IOC
+
../../bin/${EPICS_HOST_ARCH}/xxx st.cmd
--
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