tesseract/unittest/fuzzers/oss-fuzz-build.sh
Stefan Weil f9c5e99e44 Use static linker flags for OSS-Fuzz build
Signed-off-by: Stefan Weil <sw@weilnetz.de>
2022-03-03 12:51:46 +01:00

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#!/bin/bash -eu
# Copyright 2019 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.
#
################################################################################
cd $SRC/leptonica
./autogen.sh
./configure --disable-shared
make SUBDIRS=src install -j$(nproc)
ldconfig
cd $SRC/tesseract
./autogen.sh
CXXFLAGS="$CXXFLAGS -D_GLIBCXX_DEBUG" ./configure --disable-graphics --disable-shared
make -j$(nproc)
# Get the models which are needed for the fuzzers.
mkdir -p $OUT/tessdata
(
cd $OUT/tessdata
test -f eng.traineddata || \
curl -L -O https://github.com/tesseract-ocr/tessdata/raw/main/eng.traineddata
)
# OSS-Fuzz requires static linking for the project specific libraries,
# so get the list of those libraries for Leptonica and TIFF.
# Note that libm must be linker dynamically to avoid linker errors.
LEPTONICA_CFLAGS=$(pkg-config --cflags lept)
LEPTONICA_LIBS=$(pkg-config --static --libs lept)
LIBTIFF_LIBS=$(pkg-config --static --libs libtiff-4 | sed 's/ -lm//')
$CXX $CXXFLAGS \
-I $SRC/tesseract/include \
$SRC/tesseract/unittest/fuzzers/fuzzer-api.cpp -o $OUT/fuzzer-api \
$SRC/tesseract/.libs/libtesseract.a \
$LEPTONICA_CFLAGS \
-Wl,-Bstatic $LEPTONICA_LIBS $LIBTIFF_LIBS -Wl,-Bdynamic \
$LIB_FUZZING_ENGINE
$CXX $CXXFLAGS \
-DTESSERACT_FUZZER_WIDTH=512 \
-DTESSERACT_FUZZER_HEIGHT=256 \
-I $SRC/tesseract/include \
$SRC/tesseract/unittest/fuzzers/fuzzer-api.cpp -o $OUT/fuzzer-api-512x256 \
$SRC/tesseract/.libs/libtesseract.a \
$LEPTONICA_CFLAGS \
-Wl,-Bstatic $LEPTONICA_LIBS $LIBTIFF_LIBS -Wl,-Bdynamic \
$LIB_FUZZING_ENGINE