pipe.hpp

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#ifndef LELY_IO_PIPE_HPP_
#define LELY_IO_PIPE_HPP_
 
#ifndef __cplusplus
#error "include <lely/io/pipe.h> for the C interface"
#endif
 
#include <lely/io/io.hpp>
#include <lely/io/pipe.h>
 
#include <utility>
 
namespace lely {

class IOPipe : public IOHandle {
 public:
  IOPipe() = default;
 
  IOPipe(const IOPipe& pipe) noexcept : IOHandle(pipe) {}
 
  IOPipe(IOPipe&& pipe) noexcept : IOHandle(::std::forward<IOPipe>(pipe)) {}
 
  IOPipe&
  operator=(const IOPipe& pipe) noexcept {
    IOHandle::operator=(pipe);
    return *this;
  }
 
  IOPipe&
  operator=(IOPipe&& pipe) noexcept {
    IOHandle::operator=(::std::forward<IOPipe>(pipe));
    return *this;
  }
 
  static int
  open(IOPipe pipe[2]) noexcept {
    io_handle_t handle_vector[2];
    if (io_open_pipe(handle_vector) == -1) return -1;
    pipe[0] = IOPipe(handle_vector[0]);
    pipe[1] = IOPipe(handle_vector[1]);
    return 0;
  }
 
 protected:
  IOPipe(io_handle_t handle) noexcept : IOHandle(handle) {}
};
 
}  // namespace lely
 
#endif  // !LELY_IO_PIPE_HPP_