sql-parser: initial integration (#5276)

* initial integration of sql-parser.

* fuzzer simplification.

* Updated sql-parse following maintainers accept.

* nit

projects/sql-parser/Dockerfile

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+# 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 && apt-get install -y make cmake
+RUN git clone https://github.com/hyrise/sql-parser
+
+WORKDIR $SRC
+COPY build.sh $SRC/
+COPY fuzz_sql_parse.cpp $SRC/sql-parser/fuzz_sql_parse.cpp

projects/sql-parser/build.sh

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+#!/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.
+#
+################################################################################
+
+cd sql-parser
+sed 's/static ?= no/LIB_CFLAGS += ${CXXFLAGS}\nstatic ?= no/g' -i Makefile
+make static=yes
+$CXX $CXXFLAGS $LIB_FUZZING_ENGINE \
+    fuzz_sql_parse.cpp libsqlparser.a -I./src -o $OUT/fuzz_sql_parse

projects/sql-parser/fuzz_sql_parse.cpp

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+/* 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.
+*/
+
+#include <string>
+#include "SQLParser.h"
+
+using namespace hsql;
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
+    std::string input(reinterpret_cast<const char*>(data), size);
+    SQLParserResult res;
+    SQLParser::parse(input, &res);
+    return 0;
+}

projects/sql-parser/project.yaml

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+homepage: "https://github.com/hyrise/sql-parser"
+main_repo: "https://github.com/hyrise/sql-parser"
+primary_contact: "marcel.weisgut@hpi.de"
+language: c++
+auto_ccs:
+  - "david@adalogics.com"