nes-proj/cpu/stm32w108/small_printf/_SP_puts.c

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2010-10-25 09:03:38 +00:00
#include <stdio.h>
#include <string.h>
void __io_putchar ( char );
void _SMALL_PRINTF_puts(const char *ptr, int len, FILE *fp)
{
if ( fp && ( fp->_file == -1 ) /* No file => sprintf */
&& (fp->_flags & (__SWR | __SSTR) ) )
{
char *str = fp->_p;
for ( ; len ; len-- )
{
*str ++ = *ptr++;
}
fp->_p = str;
}
else /* file => printf */
{
for ( ; len ; len-- )
__io_putchar ( *ptr++ );
}
}
int puts(const char *str)
{
int len = strlen ( str );
_SMALL_PRINTF_puts(str, len, 0) ;
__io_putchar ( '\n' );
return len;
}