wget/fuzz/run-clang.sh
2019-02-10 11:50:17 +01:00

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#!/bin/bash -e
#
# Copyright (c) 2017, 2019 Free Software Foundation, Inc.
#
# This file is part of GNU Wget.
#
# GNU Wget is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# GNU Wget is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with GNU Wget. If not, see <https://www.gnu.org/licenses/>.
trap ctrl_c INT
ctrl_c() {
./${fuzzer} -merge=1 ${fuzzer}.in ${fuzzer}.new
rm -rf ${fuzzer}.new
}
if test -z "$1"; then
echo "Usage: $0 <fuzzer target>"
echo "Example: $0 wget_options_fuzzer"
exit 1
fi
if ! grep -q FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION Makefile; then
echo "The fuzzers haven't been built for fuzzing (maybe for regression testing !?)"
echo "Please built regarding README.md and try again."
exit 1
fi
# you'll need ~2GB free memory per worker !
fuzzer=$1
workers=$(($(nproc) - 0))
jobs=$workers
if test -n "$BUILD_ONLY"; then
exit 0
fi
# create directory for NEW test corpora (covering new areas of code)
mkdir -p ${fuzzer}.new
if test -f ${fuzzer}.dict; then
./${fuzzer} -dict=${fuzzer}.dict ${fuzzer}.new ${fuzzer}.in -jobs=$jobs -workers=$workers
else
./${fuzzer} ${fuzzer}.new ${fuzzer}.in -jobs=$jobs -workers=$workers
fi
exit 0