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Annotation of 42BSD/usr.lib/libpc/blkcpy.c, revision 1.1

1.1     ! root        1: /* Copyright (c) 1979 Regents of the University of California */
        !             2: 
        !             3: static char sccsid[] = "@(#)blkcpy.c 1.3 11/12/82";
        !             4: 
        !             5: blkcpy(from, to, siz)
        !             6:        register char   *from;
        !             7:        register char   *to;
        !             8:        long            siz;
        !             9: {
        !            10:        register int    size = siz;
        !            11: 
        !            12:        if (to < from)
        !            13:                while(size-- > 0)
        !            14:                        *to++ = *from++;
        !            15:        else {
        !            16:                to += size;
        !            17:                from += size;
        !            18:                while(size-- > 0)
        !            19:                        *--to = *--from;
        !            20:        }
        !            21: }

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