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#
# Function library: provide common functions
#
# Copyright (C) 2008, Intel Corp.
# Author: Huang Ying <ying.huang@intel.com>
#
# This file is released under the GPLv2.
#
setup_path()
{
export PATH=$ROOT/bin:$PATH
}
script_dir()
{
local rd=$(dirname "$0")
(cd $rd; pwd)
}
relative_path()
{
local len1=${#1}
local len2=${#2}
if [ $len1 -eq 0 -o $len1 -ge $len2 -o "${2:0:$len1}" != "$1" ]; then
die "$2 is not the sub-path of $1!"
fi
len1=$((len1 + 1))
echo "${2:$len1}"
}
die()
{
echo "DIE: $@"
echo "DIE: $@" 1>&2
exit -1
}
driver_prepare()
{
mkdir -p $WDIR/stamps
}
check_kern_warning_bug()
{
local f="$1"
[ -n "$f" ] || die "missing parameter for check_kern_warning"
grep -e '----\[ cut here \]---' $f > /dev/null || \
grep -e 'BUG:' $f > /dev/null
}
random_sleep()
{
local s=$((RANDOM / 6553))
sleep $s
}
start_background()
{
if [ -n "$BACKGROUND" ]; then
pid_background=$(bash -i -c "$BACKGROUND &>$WDIR/background_log & echo \$!")
if ! ps -p $pid_background > /dev/null; then
die "Failed to start background testing: $BACKGROUND"
fi
fi
}
stop_background()
{
if [ -n "$pid_background" ]; then
if ! kill -TERM -$pid_background &> /dev/null; then
kill $pid_background || true
fi
fi
}
filter_fake_panic()
{
local orig_klog=$1
local new_klog=$2
[ $# -eq 2 ] || die "missing parameter for filter_fake_panic"
local pn
pn=$(grep -n "Fake kernel panic" $orig_klog | cut -d ':' -f 1 | head -1)
if [ -z "$pn" ]; then
cp $orig_klog $new_klog
else
sed -n "1,${pn}p" < $orig_klog > $new_klog
fi
}
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