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ortools-clone/ortools/base/memfile.h
2024-01-04 13:43:15 +01:00

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// Copyright 2010-2024 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.
#ifndef OR_TOOLS_BASE_MEMFILE_H_
#define OR_TOOLS_BASE_MEMFILE_H_
#include <cstdio>
#include <string>
#include <string_view>
class RegisteredMemFile {
public:
RegisteredMemFile(std::string_view filename, std::string_view data)
: filename_(filename) {
FILE* fp = std::fopen(filename_.c_str(), "w+");
if (!fp) {
std::perror("File opening failed");
return;
}
std::fputs(std::string(data).c_str(), fp);
std::fclose(fp);
}
~RegisteredMemFile() { std::remove(filename_.c_str()); }
private:
const std::string filename_;
};
#endif // OR_TOOLS_BASE_MEMFILE_H_