#!/bin/bash -eu
# Copyright (c) 1988-1997 Sam Leffler
# Copyright (c) 1991-1997 Silicon Graphics, Inc.
#
# Permission to use, copy, modify, distribute, and sell this software and
# its documentation for any purpose is hereby granted without fee, provided
# that (i) the above copyright notices and this permission notice appear in
# all copies of the software and related documentation, and (ii) the names of
# Sam Leffler and Silicon Graphics may not be used in any advertising or
# publicity relating to the software without the specific, prior written
# permission of Sam Leffler and Silicon Graphics.
#
# THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
# EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
# WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
#
# IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
# ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
# OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
# WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
# LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
# OF THIS SOFTWARE.

# build zlib
pushd "$SRC/zlib"
./configure --static --prefix="$WORK"
make -j$(nproc) CFLAGS="$CFLAGS -fPIC"
make install
popd

# Build libjpeg-turbo
pushd "$SRC/libjpeg-turbo"
cmake . -DCMAKE_INSTALL_PREFIX=$WORK -DENABLE_STATIC=on -DENABLE_SHARED=off
make -j$(nproc)
make install
popd

# Build libjbig
pushd "$SRC/jbigkit"
if [ "$ARCHITECTURE" = "i386" ]; then
    echo "#!/bin/bash" > gcc
    echo "clang -m32 \$*" >> gcc
    chmod +x gcc
    PATH=$PWD:$PATH make lib
else
    make lib
fi

mv "$SRC"/jbigkit/libjbig/*.a "$WORK/lib/"
mv "$SRC"/jbigkit/libjbig/*.h "$WORK/include/"
popd

if [ "$ARCHITECTURE" = "i386" ]; then
    dpkg --add-architecture i386
    apt-get install -y liblzma-dev:i386
fi

cmake . -DCMAKE_INSTALL_PREFIX=$WORK -DBUILD_SHARED_LIBS=off
make -j$(nproc)
make install

$CXX $CXXFLAGS -std=c++11 -I$WORK/include \
    $SRC/libtiff/contrib/oss-fuzz/tiff_read_rgba_fuzzer.cc -o $OUT/tiff_read_rgba_fuzzer \
    $LIB_FUZZING_ENGINE $WORK/lib/libtiffxx.a $WORK/lib/libtiff.a $WORK/lib/libz.a $WORK/lib/libjpeg.a \
    $WORK/lib/libjbig.a $WORK/lib/libjbig85.a -Wl,-Bstatic -llzma -Wl,-Bdynamic

mkdir afl_testcases
(cd afl_testcases; tar xf "$SRC/afl_testcases.tgz")
mkdir tif
find afl_testcases -type f -name '*.tif' -exec mv -n {} tif/ \;
zip -rj tif.zip tif/
cp tif.zip "$OUT/tiff_read_rgba_fuzzer_seed_corpus.zip"
cp "$SRC/tiff.dict" "$OUT/tiff_read_rgba_fuzzer.dict"
