| #!/bin/bash -u |
| # Copyright 2020 Google Inc. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| ################################################################################ |
| |
| # Wrapper around bad_build_check that moves the /out directory to /tmp/not-out. |
| # This is useful when bad_build_check isn't called from test_all which does the |
| # same thing. |
| |
| function main { |
| # Move the directory the fuzzer is located in to somewhere that doesn't exist |
| # on the builder to make it more likely that hardcoding /out fails here (since |
| # it will fail on ClusterFuzz). |
| local fuzzer=$1 |
| fuzzer=$(realpath $fuzzer) |
| local initial_fuzzer_dir=$(dirname $fuzzer) |
| |
| local tmp_fuzzer_dir=/tmp/not-out |
| rm -rf $tmp_fuzzer_dir |
| mkdir $tmp_fuzzer_dir |
| # Move the contents of $initial_fuzzer_dir rather than the directory itself in |
| # case it is a mount. |
| mv $initial_fuzzer_dir/* $tmp_fuzzer_dir |
| fuzzer="$tmp_fuzzer_dir/$(basename $fuzzer)" |
| |
| # Change OUT to the temporary fuzzer dir. |
| local initial_out=$OUT |
| export OUT=$tmp_fuzzer_dir |
| |
| bad_build_check $fuzzer |
| returncode=$? |
| |
| # Restore OUT and $initial_fuzzer_dir |
| export OUT=$initial_out |
| mv $tmp_fuzzer_dir/* $initial_fuzzer_dir |
| |
| return $returncode |
| } |
| |
| if [ $# -ne 1 ]; then |
| echo "Usage: $0 <fuzz_target_binary>" |
| exit 1 |
| fi |
| |
| main $1 |
| exit $? |