From feb4d5e540216dea5902c2af765ac48254336226 Mon Sep 17 00:00:00 2001
From: Joshua Bakita <jbakita@cs.unc.edu>
Date: Mon, 8 Mar 2021 22:30:50 -0500
Subject: Case Study: Add more validation and flexible paths to the runner
 script

---
 rtas21-ae-case-study.sh | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

(limited to 'rtas21-ae-case-study.sh')

diff --git a/rtas21-ae-case-study.sh b/rtas21-ae-case-study.sh
index f1b39c4..866a68e 100755
--- a/rtas21-ae-case-study.sh
+++ b/rtas21-ae-case-study.sh
@@ -2,12 +2,23 @@
 # Copyright 2021 Joshua Bakita
 # Developed to run the case study as documented in the RTAS'21 paper,
 # "Simultaneous Multithreading in Real-Time Mixed-Criticality Systems"
+LIBLITMUS="${LIBLITMUS:=/playpen/mc2/liblitmus}"
 
 if [[ "$EUID" != 0 ]]; then
     echo "You need to be root to run realtime tasks with LITMUS-RT!"
     exit
 fi
 
+if ! grep -q mc2 /proc/version; then
+    echo "You must first install the MC^2 kernel!"
+    exit
+fi
+
+if ! grep -q MC2 /proc/litmus/active_plugin; then
+    echo "You must first switch to the MC^2 kernel!"
+    exit
+fi
+
 # Parameter validation
 if [ $# -lt 1 ]; then
     taskset_root=ABmod_light_TACle-SDVBS_5.5
@@ -37,7 +48,7 @@ for (( i = 1; i <= $num_studies; i++ )); do
     ./run_case_study.py $taskset_root/$i/ &
     sleep 600
     echo "Releasing taskset $i"
-    /playpen/mc2/liblitmus/release_ts
+    $LIBLITMUS/release_ts
     sleep 3600
     echo "Killing taskset $i"
     kill $(cat pids.txt)
-- 
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