[unix-history] / usr / src / old / lib2648 / bitcopy.c

/*
 * Copyright (c) 1980 Regents of the University of California.
 * All rights reserved.  The Berkeley software License Agreement
 * specifies the terms and conditions for redistribution.
 */

#ifndef lint
static char sccsid[] = "@(#)bitcopy.c	5.1 (Berkeley) %G%";
#endif not lint

/*
 * Copy from msrc to mdest.
 * This is done as it is because it would be much slower to do it
 * a bit at a time.
 */

#include "bit.h"

bitcopy(mdest, msrc, rows, cols)
bitmat mdest, msrc;
int rows, cols;
{
	register int size = ((cols + 7) >> 3) * rows;
	register char *p, *q;

	for (p = &mdest[size], q = &msrc[size]; p>=mdest; )
		*--p = *--q;
}
Commit	Line	Data
61d96e53 DF	1	/*
	2	* Copyright (c) 1980 Regents of the University of California.
	3	* All rights reserved. The Berkeley software License Agreement
	4	* specifies the terms and conditions for redistribution.
	5	*/
	6
	7	#ifndef lint
	8	static char sccsid[] = "@(#)bitcopy.c 5.1 (Berkeley) %G%";
	9	#endif not lint
	10
94d991d9 RC	11	/*
	12	* Copy from msrc to mdest.
	13	* This is done as it is because it would be much slower to do it
	14	* a bit at a time.
	15	*/
	16
	17	#include "bit.h"
	18
	19	bitcopy(mdest, msrc, rows, cols)
	20	bitmat mdest, msrc;
	21	int rows, cols;
	22	{
	23	register int size = ((cols + 7) >> 3) * rows;
	24	register char p, q;
	25
	26	for (p = &mdest[size], q = &msrc[size]; p>=mdest; )
	27	--p = --q;
	28	}