ardupilot/libraries/AP_HAL_AVR_SITL/utility/print_vprintf.cpp

40 lines
1.1 KiB
C++

// -*- Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
/*
* vprintf for SITL
*
* This firmware 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.
*/
#include <AP_HAL.h>
#if CONFIG_HAL_BOARD == HAL_BOARD_AVR_SITL
#include <AP_Progmem.h>
#include <stdarg.h>
#include <string.h>
#include "print_vprintf.h"
#include <stdio.h>
#include <stdlib.h>
void print_vprintf(AP_HAL::Print *s, unsigned char in_progmem, const char *fmt, va_list ap)
{
char *str = NULL;
int i;
char *fmt2 = strdup(fmt);
for (i=0; fmt2[i]; i++) {
// cope with %S
if (fmt2[i] == '%' && fmt2[i+1] == 'S') {
fmt2[i+1] = 's';
}
}
(void)vasprintf(&str, fmt2, ap);
for (i=0; str[i]; i++) {
s->write(str[i]);
}
free(str);
free(fmt2);
}
#endif