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#!/bin/bash
trap 'catch $LINENO' ERR
catch() {
echo "$0: error on line $1. Code coverage not stored." >&2
exit 1
}
if [ -z "$IGT_KERNEL_TREE" ] ; then
echo "Error! IGT_KERNEL_TREE environment var was not defined." >&2
exit 1
fi
if [ -z "$1" ] ; then
echo "Usage: $0 <output>" >&2
echo " Please notice that this script assumes $IGT_KERNEL_TREE is used as both Kernel source and object dir." >&2
exit 1
fi
lcov -q --rc lcov_branch_coverage=1 \
--test-name "$(basename $1)" -b $IGT_KERNEL_TREE --capture \
--output-file $1.info
uptime=$(cat /proc/uptime|cut -d' ' -f 1)
echo "[$uptime] Code coverage wrote to $1.info"
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