radare2: fix build (#7077)

* radare2: fix build

* radare2: add missing license headers

projects/radare2/Dockerfile

@@ -1,8 +1,24 @@
+# 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 gcr.io/oss-fuzz-base/base-builder
 RUN apt-get update
+RUN apt-get install -y pkg-config wget
 RUN git clone https://github.com/radareorg/radare2 radare2
 RUN git clone https://github.com/radareorg/radare2-fuzz radare2-fuzz
 WORKDIR radare2
 COPY build.sh $SRC/
 COPY *.options $SRC/
-

projects/radare2/build.sh

@@ -1,14 +1,33 @@
 #!/bin/bash -eu
+# 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.
+#
+################################################################################
 
 export USERCC=$CC
 export HOST_CC=$CC
+export NOLTO=1
 
-sys/static.sh
+sed 's/gcc-ar/llvm-ar/g' -i sys/static.sh
+sys/static.sh || true
 cp -r r2-static $OUT/
 
 cp -r ../radare2-fuzz/targets .
 export RADARE2_STATIC_BUILD=$OUT/r2-static
 
+export CXXFLAGS="${CXXFLAGS} -I ${RADARE2_STATIC_BUILD}/usr/include/libr/sdb"
+
 cd targets 
 make
 

projects/radare2/default.options

@@ -1,3 +1,2 @@
 [libfuzzer]
-close_fd_mask=3
 detect_leaks=0