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56 lines
2.1 KiB
56 lines
2.1 KiB
// Copyright 2022 The Centipede Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef THIRD_PARTY_CENTIPEDE_GOOGLE_CONFIG_INIT_H_
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#define THIRD_PARTY_CENTIPEDE_GOOGLE_CONFIG_INIT_H_
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#include <memory>
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#include <string>
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#include <vector>
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namespace fuzztest::internal {
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// The runtime state returned by `InitRuntime()`. The caller should take over
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// the ownership of this and keep it alive for the duration of the process.
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class [[nodiscard]] RuntimeState {
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public:
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explicit RuntimeState(std::vector<std::string> leftover_argv);
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virtual ~RuntimeState() = default;
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// Not copyable nor movable for simplicity and maximum extensibility.
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RuntimeState(const RuntimeState&) = delete;
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RuntimeState& operator=(const RuntimeState&) = delete;
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RuntimeState(RuntimeState&&) = delete;
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RuntimeState& operator=(RuntimeState&&) = delete;
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auto leftover_argv() const { return leftover_argv_; }
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auto& leftover_argv() { return leftover_argv_; }
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private:
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std::vector<std::string> leftover_argv_;
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};
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// * Initializes the relevant runtime subsystems in the correct order.
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// * Directs all `LOG(INFO)`s to also to stderr (by default, only `LOG(ERROR)`s
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// and higher go to stderr).
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// * Tweaks --help behavior to print any flags defined by any Centipede source
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// (by default, --help only prints flags defined in the source named
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// <program>.cc or <program_main>.cc).
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// * Returns the runtime state, which the client should keep alive for the
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// duration of the process.
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[[nodiscard]] std::unique_ptr<RuntimeState> InitRuntime(int argc, char* argv[]);
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} // namespace fuzztest::internal
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#endif // THIRD_PARTY_CENTIPEDE_GOOGLE_CONFIG_INIT_H_
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