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30 lines
769 B
C++
30 lines
769 B
C++
#pragma once
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#include <cstdio>
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#include <filesystem>
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namespace aare {
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/**
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* \brief RAII wrapper for FILE pointer
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*/
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class FilePtr {
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FILE *fp_{nullptr};
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public:
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FilePtr() = default;
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FilePtr(const std::filesystem::path &fname, const std::string &mode);
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FilePtr(const FilePtr &) = delete; // we don't want a copy
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FilePtr &operator=(const FilePtr &) = delete; // since we handle a resource
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FilePtr(FilePtr &&other);
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FilePtr &operator=(FilePtr &&other);
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FILE *get();
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ssize_t tell();
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void seek(ssize_t offset, int whence = SEEK_SET) {
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if (fseek(fp_, offset, whence) != 0)
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throw std::runtime_error("Error seeking in file");
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}
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std::string error_msg();
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~FilePtr();
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};
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} // namespace aare
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