sputl.c

来自「<B>Digital的Unix操作系统VAX 4.2源码</B>」· C语言 代码 · 共 26 行

/* --------------------------------------------------------- */
/* | Copyright (c) 1986, 1989 MIPS Computer Systems, Inc.  | */
/* | All Rights Reserved.                                  | */
/* --------------------------------------------------------- */
/* $Header: sputl.c,v 2010.2.1.3 89/11/29 14:28:18 bettina Exp $ */
static char ID[] = "@(#) sputl.c: 1.1 1/8/82";
/*
 * The intent here is to provide a means to make the value of
 * bytes in an io-stream correspond to the value of the long
 * in the memory while doing the io a `long' at a time.
 * Files written and read in this way are machine-independent.
 *
 */
#include <values.h>

int
sputl(w, buffer)
register long w;
register char *buffer;
{
	register int i = BITSPERBYTE * sizeof(long);

	while ((i -= BITSPERBYTE) >= 0)
		*buffer++ = (char) (w >> i);
}