sprintf.c

来自「从iccavr7中破解得到的lib库源代码」· C语言 代码 · 共 30 行

#include <stdio.h>
#include <stdarg.h>
#include "_stdio.h"

static char *p;

#if defined(_HC12)
#pragma nonpaged_function _sdepi
#endif

/* static */ /* workaround for AVR code compressor for > 128K bytes
func_lit entry must be a public symbol */
void _sdepi(char c)
	{
	*p++ = c;
	}
	
int sprintf(char *buf, const char *fmt, ...)
	{
	va_list va;

	p = buf;
	va_start(va, fmt);
	_print(_sdepi, fmt, va);
	va_end(va);
	*p = 0;

	return p - buf;
	}