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twiddle.c revision 1.4 
      1  1.4  christos /*	$NetBSD: twiddle.c,v 1.4 1999/06/22 22:09:49 christos Exp $	*/
      2  1.1        pk 
      3  1.1        pk /*-
      4  1.1        pk  * Copyright (c) 1993
      5  1.1        pk  *	The Regents of the University of California.  All rights reserved.
      6  1.1        pk  *
      7  1.1        pk  * Redistribution and use in source and binary forms, with or without
      8  1.1        pk  * modification, are permitted provided that the following conditions
      9  1.1        pk  * are met:
     10  1.1        pk  * 1. Redistributions of source code must retain the above copyright
     11  1.1        pk  *    notice, this list of conditions and the following disclaimer.
     12  1.1        pk  * 2. Redistributions in binary form must reproduce the above copyright
     13  1.1        pk  *    notice, this list of conditions and the following disclaimer in the
     14  1.1        pk  *    documentation and/or other materials provided with the distribution.
     15  1.1        pk  * 3. All advertising materials mentioning features or use of this software
     16  1.1        pk  *    must display the following acknowledgement:
     17  1.1        pk  *	This product includes software developed by the University of
     18  1.1        pk  *	California, Berkeley and its contributors.
     19  1.1        pk  * 4. Neither the name of the University nor the names of its contributors
     20  1.1        pk  *    may be used to endorse or promote products derived from this software
     21  1.1        pk  *    without specific prior written permission.
     22  1.1        pk  *
     23  1.1        pk  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  1.1        pk  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  1.1        pk  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  1.1        pk  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  1.1        pk  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  1.1        pk  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  1.1        pk  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  1.1        pk  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  1.1        pk  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  1.1        pk  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  1.1        pk  * SUCH DAMAGE.
     34  1.1        pk  *
     35  1.1        pk  *	@(#)printf.c	8.1 (Berkeley) 6/11/93
     36  1.1        pk  */
     37  1.1        pk 
     38  1.1        pk #include <sys/cdefs.h>
     39  1.1        pk #include <sys/types.h>
     40  1.1        pk 
     41  1.1        pk #include "stand.h"
     42  1.1        pk 
     43  1.2    simonb #define TWIDDLE_CHARS	"|/-\\"
     44  1.2    simonb 
     45  1.1        pk void
     46  1.1        pk twiddle()
     47  1.1        pk {
     48  1.1        pk 	static int pos;
     49  1.1        pk 
     50  1.2    simonb 	putchar(TWIDDLE_CHARS[pos++ & 3]);
     51  1.1        pk 	putchar('\b');
     52  1.1        pk }
     53