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{ runCommand, lcov, rsync, coverageRuns, lcovFilter ? [ "/nix/store/*" ], baseDirHack ? false }:
runCommand "coverage"
{ buildInputs = [ lcov rsync ];
inherit lcovFilter baseDirHack;
}
''
mkdir -p $TMPDIR/gcov $out/nix-support $out/coverage
info=$out/coverage/full.info
for p in ${toString coverageRuns}; do
if [ -f $p/nix-support/hydra-build-products ]; then
cat $p/nix-support/hydra-build-products >> $out/nix-support/hydra-build-products
fi
[ ! -e $p/nix-support/failed ] || touch $out/nix-support/failed
opts=
for d in $p/coverage-data/*; do
for i in $(cd $d/nix/store && ls); do
if ! [ -e /nix/store/$i/.build ]; then continue; fi
if [ -e $TMPDIR/gcov/nix/store/$i ]; then continue; fi
echo "copying $i..."
rsync -a /nix/store/$i/.build/* $TMPDIR/gcov/
if [ -n "$baseDirHack" ]; then
opts="-b $TMPDIR/gcov/$(cd /nix/store/$i/.build && ls)"
fi
done
for i in $(cd $d/nix/store && ls); do
rsync -a $d/nix/store/$i/.build/* $TMPDIR/gcov/ --include '*/' --include '*.gcda' --exclude '*'
done
done
chmod -R u+w $TMPDIR/gcov
echo "producing info..."
geninfo --ignore-errors source,gcov $TMPDIR/gcov --output-file $TMPDIR/app.info $opts
cat $TMPDIR/app.info >> $info
done
echo "making report..."
set -o noglob
lcov --remove $info ''$lcovFilter > $info.tmp
set +o noglob
mv $info.tmp $info
genhtml --show-details $info -o $out/coverage
echo "report coverage $out/coverage" >> $out/nix-support/hydra-build-products
''
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