tm_putchar.c

来自「uT Kernel os source code for AT91」· C语言 代码 · 共 35 行

/*
 *----------------------------------------------------------------------
 *    micro T-Kernel
 *
 *    Copyright (C) 2006-2007 by Ken Sakamura. All rights reserved.
 *    micro T-Kernel is distributed under the micro T-License.
 *----------------------------------------------------------------------
 *
 *    Version:   1.00.00
 *    Released by T-Engine Forum(http://www.t-engine.org) at 2007/03/26.
 *
 *----------------------------------------------------------------------
 */

#include <typedef.h>
#include <stddef.h>

IMPORT void sio_send_frame( const UB* buf, INT size );

/*
 * Ctrl-C is not supported
 */
EXPORT INT tm_putchar( INT c )
{
	static const char CR = 0x0d;

	if ((UB)c == 0x0a) {
		sio_send_frame((const UB*)&CR, 1);
	}
	sio_send_frame((UB*)&c, 1);

	return 0;
}