xieite::file_pipe {}

struct file_pipe {
	file_pipe() noexcept;

	file_pipe(std::string_view, std::string_view) noexcept;

#if XIEITE_PLATFORM_TYPE_WINDOWS
	file_pipe(std::wstring_view, std::wstring_view) noexcept;
#endif

	~file_pipe();

	explicit(false) operator bool() const noexcept;

	void open(std::string_view, std::string_view) noexcept;

#if XIEITE_PLATFORM_TYPE_WINDOWS
	void open(std::wstring_view, std::wstring_view) noexcept;
#endif

	int close() noexcept;

	std::FILE* get() const noexcept;

	int desc() const noexcept;
};

int main() {
	xieite::dump(xieite::read(xieite::file_pipe("echo Hello, world!", "r").get()));
}

Hello, world!