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Annotation of researchv10dc/cmd/pascal/libpc/blkcpy.c, revision 1.1.1.1

1.1       root        1: /* Copyright (c) 1979 Regents of the University of California */
                      2: 
                      3: static char sccsid[] = "@(#)blkcpy.c 1.1 3/7/81";
                      4: 
                      5: blkcpy(siz, from, to)
                      6:        long            siz;
                      7:        register char   *from;
                      8:        register char   *to;
                      9: {
                     10:        register int    size = siz;
                     11: 
                     12:        if (from + size < to)
                     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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