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) 04/26/85";
9 #endif not lint
10
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
bitcopy(mdest,msrc,rows,cols)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 }
29