Defining the defaultvalue construct.

§1.

enum DEFAULTVALUE_IST

void Inter::DefaultValue::define?Usage of Inter::DefaultValue::define:
Definition - §3(void) {
    inter_construct *IC = Inter::Defn::create_construct(
        DEFAULTVALUE_IST,
        L"defaultvalue (%i+) = (%c+)",
        I"defaultvalue", I"defaultvalues");
    METHOD_ADD(IC, CONSTRUCT_READ_MTID, Inter::DefaultValue::read);
    METHOD_ADD(IC, CONSTRUCT_VERIFY_MTID, Inter::DefaultValue::verify);
    METHOD_ADD(IC, CONSTRUCT_WRITE_MTID, Inter::DefaultValue::write);
}

§2.

define KIND_DEF_IFLD 2
define VAL1_DEF_IFLD 3
define VAL2_DEF_IFLD 4
define EXTENT_DEF_IFR 5

void Inter::DefaultValue::read?Usage of Inter::DefaultValue::read:
§1(inter_construct *IC, inter_bookmark *IBM, inter_line_parse *ilp, inter_error_location *eloc, inter_error_message **E) {
    *E = Inter::Defn::vet_level(IBM, DEFAULTVALUE_IST, ilp->indent_level, eloc);
    if (*E) return;

    inter_symbol *con_kind = Inter::Textual::find_symbol(Inter::Bookmarks::tree(IBM), eloc, Inter::Bookmarks::scope(IBM), ilp->mr.exp[0], KIND_IST, E);
    if (*E) return;

    inter_ti con_val1 = 0;
    inter_ti con_val2 = 0;
    *E = Inter::Types::read(ilp->line, eloc, Inter::Bookmarks::tree(IBM), Inter::Bookmarks::package(IBM), con_kind, ilp->mr.exp[1], &con_val1, &con_val2, Inter::Bookmarks::scope(IBM));
    if (*E) return;

    *E = Inter::DefaultValue::new(IBM, InterSymbolsTables::id_from_IRS_and_symbol(IBM, con_kind), con_val1, con_val2, (inter_ti) ilp->indent_level, eloc);
}

inter_error_message *Inter::DefaultValue::new(inter_bookmark *IBM, inter_ti KID, inter_ti val1, inter_ti val2, inter_ti level, inter_error_location *eloc) {
    inter_tree_node *P = Inode::fill_3(IBM, DEFAULTVALUE_IST, KID, val1, val2, eloc, level);
    inter_error_message *E = Inter::Defn::verify_construct(Inter::Bookmarks::package(IBM), P); if (E) return E;
    Inter::Bookmarks::insert(IBM, P);
    return NULL;
}

void Inter::DefaultValue::verify?Usage of Inter::DefaultValue::verify:
§1(inter_construct *IC, inter_tree_node *P, inter_package *owner, inter_error_message **E) {
    if (P->W.extent != EXTENT_DEF_IFR) *E = Inode::error(P, I"extent wrong", NULL);
    else *E = Inter::Verify::symbol(owner, P, P->W.data[KIND_DEF_IFLD], KIND_IST);
}

void Inter::DefaultValue::write?Usage of Inter::DefaultValue::write:
§1(inter_construct *IC, OUTPUT_STREAM, inter_tree_node *P, inter_error_message **E) {
    inter_symbol *con_kind = InterSymbolsTables::symbol_from_frame_data(P, KIND_DEF_IFLD);
    if (con_kind) {
        WRITE("defaultvalue %S = ", con_kind->symbol_name);
        Inter::Types::write(OUT, P, con_kind,
            P->W.data[VAL1_DEF_IFLD], P->W.data[VAL1_DEF_IFLD+1], Inter::Packages::scope_of(P), FALSE);
    } else {
        *E = Inode::error(P, I"defaultvalue can't be written", NULL);
    }
}