marshal_load(p1) public

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static VALUE
d_lite_marshal_load(VALUE self, VALUE a)
{
    get_d1(self);

    rb_check_frozen(self);
    rb_check_trusted(self);

    if (!RB_TYPE_P(a, T_ARRAY))
        rb_raise(rb_eTypeError, "expected an array");

    switch (RARRAY_LEN(a)) {
      case 2: /* 1.6.x */
      case 3: /* 1.8.x, 1.9.2 */
        {
            VALUE ajd, of, sg, nth, sf;
            int jd, df, rof;
            double rsg;


            if  (RARRAY_LEN(a) == 2) {
                ajd = f_sub(RARRAY_PTR(a)[0], half_days_in_day);
                of = INT2FIX(0);
                sg = RARRAY_PTR(a)[1];
                if (!k_numeric_p(sg))
                    sg = DBL2NUM(RTEST(sg) ? GREGORIAN : JULIAN);
            }
            else {
                ajd = RARRAY_PTR(a)[0];
                of = RARRAY_PTR(a)[1];
                sg = RARRAY_PTR(a)[2];
            }

            old_to_new(ajd, of, sg,
                       &nth, &jd, &df, &sf, &rof, &rsg);

            if (!df && f_zero_p(sf) && !rof) {
                set_to_simple(self, &dat->s, nth, jd, rsg, 0, 0, 0, HAVE_JD);
            } else {
                if (!complex_dat_p(dat))
                    rb_raise(rb_eArgError,
                             "cannot load complex into simple");

                set_to_complex(self, &dat->c, nth, jd, df, sf, rof, rsg,
                               0, 0, 0, 0, 0, 0,
                               HAVE_JD | HAVE_DF | COMPLEX_DAT);
            }
        }
        break;
      case 6:
        {
            VALUE nth, sf;
            int jd, df, of;
            double sg;

            nth = RARRAY_PTR(a)[0];
            jd = NUM2INT(RARRAY_PTR(a)[1]);
            df = NUM2INT(RARRAY_PTR(a)[2]);
            sf = RARRAY_PTR(a)[3];
            of = NUM2INT(RARRAY_PTR(a)[4]);
            sg = NUM2DBL(RARRAY_PTR(a)[5]);
            if (!df && f_zero_p(sf) && !of) {
                set_to_simple(self, &dat->s, nth, jd, sg, 0, 0, 0, HAVE_JD);
            } else {
                if (!complex_dat_p(dat))
                    rb_raise(rb_eArgError,
                             "cannot load complex into simple");

                set_to_complex(self, &dat->c, nth, jd, df, sf, of, sg,
                               0, 0, 0, 0, 0, 0,
                               HAVE_JD | HAVE_DF | COMPLEX_DAT);
            }
        }
        break;
      default:
        rb_raise(rb_eTypeError, "invalid size");
        break;
    }

    if (FL_TEST(a, FL_EXIVAR)) {
        rb_copy_generic_ivar(self, a);
        FL_SET(self, FL_EXIVAR);
    }

    return self;
}
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