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corpus_merge.sh: make macOS compatible #17

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corpus_merge.sh: make macOS compatible #17

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6 changes: 3 additions & 3 deletions corpus_merge.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -60,7 +60,7 @@ function measure_coverage {
export GODEBUG="fuzzdebug=1"

# Extract the number of inputs we're running on.
num_inputs=$(ls "${CACHE_DIR}/${FUZZ_TARGET}" | wc -l)
num_inputs=$(ls "${CACHE_DIR}/${FUZZ_TARGET}" | wc -l | xargs)

go test -run="^${FUZZ_TARGET}$" -fuzz="^${FUZZ_TARGET}$" \
-fuzztime="${num_inputs}x" -test.fuzzcachedir="${CACHE_DIR}" \
Expand Down Expand Up @@ -103,7 +103,7 @@ mkdir "${CACHE_DIR}/${FUZZ_TARGET}"
coverage=0
if [[ -n $(ls "${DEST_DIR}") ]]; then
cp "${DEST_DIR}"/* "${CACHE_DIR}/${FUZZ_TARGET}/"
coverage=$(measure_coverage)
coverage=$(measure_coverage | sed 's/[^0-9]*//g')
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What if the current directory has numbers in it?

Also, can we move the stripping of CWD into measure_coverage itself?

fi
echo "Baseline coverage: ${coverage}"

Expand All @@ -124,7 +124,7 @@ for f in $(ls -rS "${SRC_DIR}"); do

# Add f to our cache dir and see if it increases coverage.
cp "${SRC_DIR}/${f}" "${CACHE_DIR}/${FUZZ_TARGET}/"
newcoverage=$(measure_coverage)
newcoverage=$(measure_coverage | sed 's/[^0-9]*//g')

if (( newcoverage > coverage )); then
coverage="${newcoverage}"
Expand Down