1#!/bin/bash -eu
2# Copyright 2020 Google Inc.
3#
4# Licensed under the Apache License, Version 2.0 (the "License");
5# you may not use this file except in compliance with the License.
6# You may obtain a copy of the License at
7#
8#      http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15#
16################################################################################
17
18# Build zlib
19git clone --depth 1 -b master https://github.com/madler/zlib.git $SRC/zlib
20cd $SRC/zlib
21OLD_CFLAGS="$CFLAGS"
22export LDFLAGS="-fPIC $CFLAGS"
23export CFLAGS="-fPIC $CFLAGS"
24# Only build static libraries, so we don't accidentally link to zlib dynamically.
25./configure --static
26make -j$(nproc) clean
27make -j$(nproc) all install
28unset LDFLAGS
29export CFLAGS="$OLD_CFLAGS"
30
31# We're building `rdkit` using clang, but the boost package is built using gcc.
32# For whatever reason, linking would fail.
33# (Mismatch between libstdc++ and libc++ maybe?)
34# It works if we build `rdkit` using gcc or build boost using clang instead.
35# We've opted for building boost using clang.
36cd $SRC && \
37wget --quiet https://sourceforge.net/projects/boost/files/boost/1.69.0/boost_1_69_0.tar.bz2 && \
38tar xjf boost_1_69_0.tar.bz2 && \
39cd $SRC/boost_1_69_0 && \
40./bootstrap.sh --with-toolset=clang --with-libraries=serialization,system,iostreams,regex && \
41./b2 -q -j$(nproc) toolset=clang linkflags="-fPIC $CXXFLAGS $CXXFLAGS_EXTRA" cxxflags="-fPIC $CXXFLAGS $CXXFLAGS_EXTRA" link=static install
42
43cd $SRC/rdkit
44
45mkdir -p build && cd build
46cmake -DRDK_BUILD_PYTHON_WRAPPERS=OFF -DRDK_BUILD_FREETYPE_SUPPORT=OFF -DLIB_FUZZING_ENGINE=${LIB_FUZZING_ENGINE} -DRDK_BUILD_FUZZ_TARGETS=ON -DRDK_INSTALL_STATIC_LIBS=ON -DBoost_USE_STATIC_LIBS=ON ..
47make -j$(nproc)
48make install
49
50# Leave build directory
51cd ..
52
53# Copy the fuzzer executables, zip-ed corpora, options and dictionary files to $OUT
54find . -type f -name '*_fuzzer' -exec cp -v '{}' $OUT ';'
55find . -type f -name '*_fuzzer.dict' -exec cp -v '{}' $OUT ';'
56#find . -type f -name '*_fuzzer.options' -exec cp -v '{}' $OUT ';'
57corpora=$(find . -type d -name "*_fuzzer")
58for corpus in $corpora; do
59	corpus_basename=$(basename $corpus)
60	zip -j $OUT/${corpus_basename}_seed_corpus.zip ${corpus}/*
61done
62