From 672986954633caa47475866ef69b5dd358bad875 Mon Sep 17 00:00:00 2001
From: Holger Levsen <holger@layer-acht.org>
Date: Wed, 19 Dec 2012 03:20:44 +0100
Subject: detect stack-traces on power-down and let those turn the build
 unstable

---
 bin/g-i-installation.sh | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'bin')

diff --git a/bin/g-i-installation.sh b/bin/g-i-installation.sh
index 9e542482..0660faf4 100755
--- a/bin/g-i-installation.sh
+++ b/bin/g-i-installation.sh
@@ -279,11 +279,19 @@ monitor_system() {
 			PRINTF_OLD=$(printf "%06d" $OLD)
 			set -x
 			if diff -q snapshot_${PRINTF_NR}.ppm snapshot_${PRINTF_OLD}.ppm ; then
-				LAST_LINE=$(gocr snapshot_${PRINTF_NR}.ppm|tail -1|cut -d "]" -f2- || true)
+				GOCR=$(mktemp)
+				gocr snapshot_${PRINTF_NR}.ppm > $GOCR
+				LAST_LINE=$(tail -1 $GOCR |cut -d "]" -f2- || true)
+				STACK_LINE=$(egrep "(Call Trace|end trace)" $GOCR || true)
+				rm $GOCR
 				if [ "$LAST_LINE" = " Power down." ] ; then
 					echo "QEMU was powered down, continuing."
 					backup_screenshot
 					break
+				elif [ ! -z $STACK_LINE ] ; then
+					echo "WARNING: got a stack-trace, probably on power-down."
+					backup_screenshot
+					break
 				elif [ ! -z $TRIGGERED ] ; then
 					echo ERROR snapshot_${PRINTF_NR}.ppm snapshot_${PRINTF_OLD}.ppm match, ending installation.
 					ls -la snapshot_${PRINTF_NR}.ppm snapshot_${PRINTF_OLD}.ppm
-- 
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