You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
51 lines
1.9 KiB
51 lines
1.9 KiB
#!/bin/bash -eu |
|
# Copyright 2017-2018 Glenn Randers-Pehrson |
|
# Copyright 2016 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. |
|
# |
|
# Last changed in libpng 1.6.35 [July 15, 2018] |
|
# |
|
# Revisions by Glenn Randers-Pehrson, 2017: |
|
# 1. Build only the library, not the tools (changed "make -j$(nproc) all" to |
|
# "make -j$(nproc) libpng16.la"). |
|
# 2. Disabled WARNING and WRITE options in pnglibconf.dfa. |
|
# 3. Build zlib alongside libpng |
|
################################################################################ |
|
|
|
# Disable logging via library build configuration control. |
|
cat scripts/pnglibconf.dfa | \ |
|
sed -e "s/option STDIO/option STDIO disabled/" \ |
|
-e "s/option WARNING /option WARNING disabled/" \ |
|
-e "s/option WRITE enables WRITE_INT_FUNCTIONS/option WRITE disabled/" \ |
|
> scripts/pnglibconf.dfa.temp |
|
mv scripts/pnglibconf.dfa.temp scripts/pnglibconf.dfa |
|
|
|
# build the libpng library. |
|
autoreconf -f -i |
|
./configure --with-libpng-prefix=OSS_FUZZ_ |
|
make -j$(nproc) clean |
|
make -j$(nproc) libpng16.la |
|
|
|
# build libpng_read_fuzzer. |
|
$CXX $CXXFLAGS -std=c++11 -I. \ |
|
$SRC/libpng/contrib/oss-fuzz/libpng_read_fuzzer.cc \ |
|
-o $OUT/libpng_read_fuzzer \ |
|
-lFuzzingEngine .libs/libpng16.a -lz |
|
|
|
# add seed corpus. |
|
find $SRC/libpng -name "*.png" | grep -v crashers | \ |
|
xargs zip $OUT/libpng_read_fuzzer_seed_corpus.zip |
|
|
|
cp $SRC/libpng/contrib/oss-fuzz/*.dict \ |
|
$SRC/libpng/contrib/oss-fuzz/*.options $OUT/
|
|
|