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boost: fix build. (#5565) 

* boost: fix build.

* Add header to fuzzer.
This commit is contained in:
DavidKorczynski 2021-04-02 14:47:07 +01:00 committed by GitHub
parent 0441dcbf2f
commit 2a3b5a425e
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2 changed files with 18 additions and 5 deletions
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19
projects/boost/boost_regex_fuzzer.cc
View File

@ -1,3 +1,14 @@
/* Copyright 2021 Google LLC
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.
*/
// From https://svn.boost.org/trac10/ticket/12818
// This fuzz target can likely be enhanced to exercise more code.
// The ideal place for this fuzz target is the boost repository.
@ -25,16 +36,16 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
size_t regex_length = fuzzed_data.ConsumeIntegral<uint8_t>();
// Second value is regexp string whose length is `regex_length`
std::string regex_string = fuzzed_data.ConsumeBytesAsString(regex_length);
boost::regex e(regex_string);
// Last value is the text to be matched
std::string text = fuzzed_data.ConsumeRemainingBytesAsString();
try {
boost::regex e(regex_string);
// Last value is the text to be matched
std::string text = fuzzed_data.ConsumeRemainingBytesAsString();
#ifdef DEBUG
std::cout << "Regexp string: " << regex_string << "Size: " << regex_string.size() << std::endl;
std::cout << "Text: " << text << "Size: " << text.size() << std::endl;
#endif
try {
boost::match_results<std::string::const_iterator> what;
bool match = boost::regex_match(text, what, e,
boost::match_default | boost::match_partial);

4
projects/boost/build.sh
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@ -16,7 +16,9 @@
################################################################################
# Build boost
./bootstrap.sh && ./b2 headers
CXXFLAGS="$CXXFLAGS -stdlib=libc++ -pthread" LDFLAGS="-stdlib=libc++" \
./bootstrap.sh --with-toolset=clang --prefix=/usr;
./b2 toolset=clang cxxflags="$CXXFLAGS -stdlib=libc++ -pthread" linkflags="-stdlib=libc++ -pthread" headers;
# Very simple build rule, but sufficient here.
#boost regexp