gen-coverage-report.sh

#!/bin/sh

VERSION=$(cat VERSION)
DESTDIR=libressl-coverage-$VERSION

echo"This will generate a code coverage report under $DESTDIR"
echo

if [ "x$(which lcov)"="x" ];then
echo"'lcov' is required but not found!"
exit 1
fi

if [ "x$(which genhtml)"="x" ];then
echo"'genhtml' is required but not found!"
exit 1
fi

find -name '*.gcda' -o -name '*.gcno' -delete
rm -fr $DESTDIR

echo"Configuring to build with code coverage support"
./configure CFLAGS='-O0 -fprofile-arcs -ftest-coverage'

echo"Running all code paths"
make clean
make check

echo"Generating report"
mkdir -p $DESTDIR
find tests -name '*.gcda' -o -name '*.gcno' -delete
lcov --capture --output-file $DESTDIR/coverage.tmp \
 --rc lcov_branch_coverage=1 \
 --directory crypto \
 --directory ssl \
 --directory tls \
 --test-name "LibreSSL $VERSION"
genhtml --prefix . --output-directory $DESTDIR \
 --branch-coverage --function-coverage \
 --rc lcov_branch_coverage=1 \
 --title "LibreSSL $VERSION" --legend --show-detail $DESTDIR/coverage.tmp

echo"Code coverage report is available under $DESTDIR"