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- /* Copyright (c) 1992, 1995 John E. Davis
- * All rights reserved.
- *
- * You may distribute under the terms of either the GNU General Public
- * License or the Perl Artistic License.
- */
-
-
- /* These routines are fast memcpy, memset routines. When available, I
- use system rouines. For msdos, I use inline assembly. */
-
- /* The current versions only work in the forward direction only!! */
-
- #include <stdio.h>
- #include "slang.h"
- #include "_slang.h"
-
- void jed_memset(char *p, char space, int n)
- {
- #if !defined(msdos) || defined(__WIN32__)
- register char *pmax;
-
- pmax = p + (n - 4);
- n = n % 4;
- while(p <= pmax)
- {
- *p = space; *(p + 1) = space; *(p + 2) = space; *(p + 3) = space;
- p += 4;
- }
- while (n--) *p++ = space;
- #else
- asm mov al, space
- asm mov dx, di
- asm mov cx, n
- asm les di, p
- asm cld
- asm rep stosb
- asm mov di, dx
- #endif
- }
-