nix-eval-jobs/src/buffered-io.hh

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#pragma once
#include <cstdio>
#include <string>
#include <string_view>
[[nodiscard]] int tryWriteLine(int fd, std::string s);
class LineReader {
public:
LineReader(int fd);
~LineReader();
LineReader(LineReader &&other);
[[nodiscard]] std::string_view readLine();
private:
FILE *stream = nullptr;
char *buffer = nullptr;
size_t len = 0;
};