coveragetool


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#!/bin/bash

set -o nounset
set -o errexit

if [ "$#" -eq 0 ]; then
    echo "Usage: coveragetool <outputdir> <inputs>..."
    echo
    echo "You may need to install perl-digest-MD5 for lcov"
    echo "    sudo yum install perl-Digest-MD5"
    exit 1
fi

if ! which lcov; then
    echo "lcov not installed"
    exit 0
fi

gcov_out="$1"
shift

info=$gcov_out/gcov.info
html=$gcov_out/gcov.html
tracefiles=""

for i in $@; do
    out=$gcov_out/$(basename "$i").info
    tracefiles+=" --add-tracefile $out"

    lcov --capture --quiet --directory "$i" --output-file "$out"
done

[ -n "$tracefiles" ] || return 0

lcov --quiet --output-file "$info" $tracefiles
genhtml --output-directory "$html" "$info"

echo
echo "LCOV report: file://$html/index.html"