ardupilot/libraries/FastSerial/BetterStream.h

42 lines
1.2 KiB
C++

// -*- Mode: C++; c-basic-offset: 8; indent-tabs-mode: nil -*-
//
// Copyright (c) 2010 Michael Smith. All rights reserved.
//
// This is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License as published by the
// Free Software Foundation; either version 2.1 of the License, or (at
// your option) any later version.
//
#ifndef __BETTERSTREAM_H
#define __BETTERSTREAM_H
#include <Stream.h>
#include <avr/pgmspace.h>
#include "../AP_Common/AP_Common.h"
class BetterStream : public Stream {
public:
BetterStream(void) {
}
// Stream extensions
void print_P(const prog_char_t *);
void println_P(const prog_char_t *);
void printf(const char *, ...)
__attribute__ ((format(__printf__, 2, 3)));
void _printf_P(const prog_char *, ...);
__attribute__ ((format(__printf__, 2, 3)));
virtual int txspace(void);
#define printf_P(fmt, ...) _printf_P((const prog_char *)fmt, ## __VA_ARGS__)
private:
void _vprintf(unsigned char, const char *, va_list)
__attribute__ ((format(__printf__, 3, 0)));
};
#endif // __BETTERSTREAM_H