/*
* Release all nodes in the given set back to the free pool.
*/
void
Escher_ClearSet( Escher_ObjectSet_s * set )
{
if ( set->head != 0 ) { /* empty set */
Escher_SetElement_s * slot;
for ( slot = set->head; ( slot->next != 0 ); slot = slot->next ); /* Find end. */
slot->next = node1_FreeList.head; /* Tie string to free list. */
node1_FreeList.head = set->head; /* Point free list to head. */
Escher_InitSet( set ); /* Zero set out. */
}
}
/*
* Domain Function: setup
*/
void
sudoku_setup( void )
{
sudoku_SEQUENCE * sequence;
/* SELECT any sequence FROM INSTANCES OF SEQUENCE */
sequence = (sudoku_SEQUENCE *) Escher_SetGetAny( &pG_sudoku_SEQUENCE_extent.active );
/* IF ( empty sequence ) */
if ( ( 0 == sequence ) ) {
i_t i;sudoku_DIGIT * digit;Escher_ObjectSet_s rows_space; Escher_ObjectSet_s * rows = &rows_space; /* rows (ROW) */sudoku_ROW * row;Escher_ObjectSet_s cells_space; Escher_ObjectSet_s * cells = &cells_space; /* cells (CELL) */sudoku_CELL * cell;
Escher_InitSet( rows );Escher_InitSet( cells );
/* ASSIGN i = NVS::space_used() */
i = NVS_space_used();
/* IF ( ( i < 100 ) ) */
if ( ( i < 100 ) ) {
/* ASSIGN i = NVS::format() */
i = NVS_format();
/* IF ( ( i != 0 ) ) */
if ( ( i != 0 ) ) {
/* LOG::LogFailure( message:'Error formatting the NVS.' ) */
LOG_LogFailure( "Error formatting the NVS." );
}
}
/* LOG::LogInfo( message:'Did not find any PEI data, initializing NVS' ) */
LOG_LogInfo( "Did not find any PEI data, initializing NVS" );
/* ASSIGN i = NVS::version(first:1, second:2) */
i = NVS_version( 1, 2 );
/* ASSIGN i = NVS::checksum(first:1, second:2) */
i = NVS_checksum( 1, 2 );
/* ASSIGN i = 9 */
i = 9;
/* WHILE ( ( 0 < i ) ) */
while ( ( 0 < i ) ) {
sudoku_DIGIT * digit;
/* CREATE OBJECT INSTANCE digit OF DIGIT */
digit = (sudoku_DIGIT *) Escher_CreateInstance( sudoku_DOMAIN_ID, sudoku_DIGIT_CLASS_NUMBER );
/* ASSIGN digit.value = i */
digit->value = i;
/* ASSIGN i = ( i - 1 ) */
i = ( i - 1 );
}
/* CREATE OBJECT INSTANCE digit OF DIGIT */
digit = (sudoku_DIGIT *) Escher_CreateInstance( sudoku_DOMAIN_ID, sudoku_DIGIT_CLASS_NUMBER );
/* ASSIGN digit.value = 0 */
digit->value = 0;
/* ASSIGN i = 9 */
i = 9;
/* WHILE ( ( 0 < i ) ) */
while ( ( 0 < i ) ) {
sudoku_ROW * row;sudoku_COLUMN * column;sudoku_BOX * box;
/* CREATE OBJECT INSTANCE sequence OF SEQUENCE */
sequence = (sudoku_SEQUENCE *) Escher_CreateInstance( sudoku_DOMAIN_ID, sudoku_SEQUENCE_CLASS_NUMBER );
/* ASSIGN sequence.solved = FALSE */
sequence->solved = FALSE;
/* ASSIGN sequence.requests = 0 */
sequence->requests = 0;
/* CREATE OBJECT INSTANCE row OF ROW */
row = (sudoku_ROW *) Escher_CreateInstance( sudoku_DOMAIN_ID, sudoku_ROW_CLASS_NUMBER );
/* ASSIGN row.number = i */
row->number = i;
/* RELATE row TO sequence ACROSS R1 */
sudoku_ROW_R1_Link( sequence, row );
/* CREATE OBJECT INSTANCE sequence OF SEQUENCE */
sequence = (sudoku_SEQUENCE *) Escher_CreateInstance( sudoku_DOMAIN_ID, sudoku_SEQUENCE_CLASS_NUMBER );
/* ASSIGN sequence.solved = FALSE */
sequence->solved = FALSE;
/* ASSIGN sequence.requests = 0 */
sequence->requests = 0;
/* CREATE OBJECT INSTANCE column OF COLUMN */
column = (sudoku_COLUMN *) Escher_CreateInstance( sudoku_DOMAIN_ID, sudoku_COLUMN_CLASS_NUMBER );
/* ASSIGN column.number = i */
column->number = i;
/* RELATE column TO sequence ACROSS R1 */
sudoku_COLUMN_R1_Link( sequence, column );
/* CREATE OBJECT INSTANCE sequence OF SEQUENCE */
sequence = (sudoku_SEQUENCE *) Escher_CreateInstance( sudoku_DOMAIN_ID, sudoku_SEQUENCE_CLASS_NUMBER );
/* ASSIGN sequence.solved = FALSE */
sequence->solved = FALSE;
/* ASSIGN sequence.requests = 0 */
sequence->requests = 0;
/* CREATE OBJECT INSTANCE box OF BOX */
box = (sudoku_BOX *) Escher_CreateInstance( sudoku_DOMAIN_ID, sudoku_BOX_CLASS_NUMBER );
/* ASSIGN box.number = i */
box->number = i;
/* RELATE box TO sequence ACROSS R1 */
sudoku_BOX_R1_Link( sequence, box );
/* ASSIGN i = ( i - 1 ) */
i = ( i - 1 );
}
/* SELECT many rows FROM INSTANCES OF ROW */
Escher_CopySet( rows, &pG_sudoku_ROW_extent.active );
/* FOR EACH row IN rows */
{ Escher_Iterator_s iter1;
sudoku_ROW * sudoku_ROWiter1;
Escher_IteratorReset( &iter1, rows );
while ( (sudoku_ROWiter1 = (sudoku_ROW *)Escher_IteratorNext( &iter1 )) != 0 ) {
row = sudoku_ROWiter1; {
Escher_ObjectSet_s columns_space; Escher_ObjectSet_s * columns = &columns_space; /* columns (COLUMN) */sudoku_COLUMN * column;
Escher_InitSet( columns );
/* SELECT many columns FROM INSTANCES OF COLUMN */
Escher_CopySet( columns, &pG_sudoku_COLUMN_extent.active );
/* FOR EACH column IN columns */
{ Escher_Iterator_s iter3;
sudoku_COLUMN * sudoku_COLUMNiter3;
Escher_IteratorReset( &iter3, columns );
while ( (sudoku_COLUMNiter3 = (sudoku_COLUMN *)Escher_IteratorNext( &iter3 )) != 0 ) {
column = sudoku_COLUMNiter3; {
sudoku_CELL * cell;Escher_ObjectSet_s digits_space; Escher_ObjectSet_s * digits = &digits_space; /* digit (DIGIT) */
Escher_InitSet( digits );
/* CREATE OBJECT INSTANCE cell OF CELL */
cell = (sudoku_CELL *) Escher_CreateInstance( sudoku_DOMAIN_ID, sudoku_CELL_CLASS_NUMBER );
/* SELECT any digit FROM INSTANCES OF DIGIT WHERE ( SELECTED.value == 0 ) */
digit = 0;
{ sudoku_DIGIT * selected;
Escher_Iterator_s iter30_DIGIT;
Escher_IteratorReset( &iter30_DIGIT, &pG_sudoku_DIGIT_extent.active );
while ( (selected = (sudoku_DIGIT *) Escher_IteratorNext( &iter30_DIGIT )) != 0 ) {
if ( ( selected->value == 0 ) ) {
digit = selected;
break;
}
}
}
/* RELATE cell TO digit ACROSS R9 */
sudoku_CELL_R9_Link( digit, cell );
/* RELATE cell TO row ACROSS R2 */
sudoku_CELL_R2_Link( row, cell );
/* RELATE cell TO column ACROSS R3 */
sudoku_CELL_R3_Link( column, cell );
/* SELECT many digits FROM INSTANCES OF DIGIT WHERE ( SELECTED.value != 0 ) */
Escher_ClearSet( digits );
{ sudoku_DIGIT * selected;
Escher_Iterator_s iter31_DIGIT;
Escher_IteratorReset( &iter31_DIGIT, &pG_sudoku_DIGIT_extent.active );
while ( (selected = (sudoku_DIGIT *) Escher_IteratorNext( &iter31_DIGIT )) != 0 ) {
if ( ( selected->value != 0 ) ) {
Escher_SetInsertElement( digits, selected );
}
}
}
/* FOR EACH digit IN digits */
{ Escher_Iterator_s iter4;
sudoku_DIGIT * sudoku_DIGITiter4;
Escher_IteratorReset( &iter4, digits );
while ( (sudoku_DIGITiter4 = (sudoku_DIGIT *)Escher_IteratorNext( &iter4 )) != 0 ) {
digit = sudoku_DIGITiter4; {
sudoku_ELIGIBLE * eligible;
/* CREATE OBJECT INSTANCE eligible OF ELIGIBLE */
eligible = (sudoku_ELIGIBLE *) Escher_CreateInstance( sudoku_DOMAIN_ID, sudoku_ELIGIBLE_CLASS_NUMBER );
/* RELATE digit TO cell ACROSS R8 USING eligible */
sudoku_ELIGIBLE_R8_Link( cell, digit, eligible );
}}
}
Escher_ClearSet( digits ); /* Clear set: digit */
}}
}
Escher_ClearSet( columns );
}}
}
/* SELECT many cells FROM INSTANCES OF CELL */
Escher_CopySet( cells, &pG_sudoku_CELL_extent.active );
/* FOR EACH cell IN cells */
{ Escher_Iterator_s iter2;
sudoku_CELL * sudoku_CELLiter2;
Escher_IteratorReset( &iter2, cells );
while ( (sudoku_CELLiter2 = (sudoku_CELL *)Escher_IteratorNext( &iter2 )) != 0 ) {
cell = sudoku_CELLiter2; {
/* IF ( ( ( cell.row_number <= 3 ) and ( cell.column_number <= 3 ) ) ) */
if ( ( ( cell->row_number <= 3 ) && ( cell->column_number <= 3 ) ) ) {
sudoku_BOX * box;
/* SELECT any box FROM INSTANCES OF BOX WHERE ( SELECTED.number == 1 ) */
box = 0;
{ sudoku_BOX * selected;
Escher_Iterator_s iter32_BOX;
Escher_IteratorReset( &iter32_BOX, &pG_sudoku_BOX_extent.active );
while ( (selected = (sudoku_BOX *) Escher_IteratorNext( &iter32_BOX )) != 0 ) {
if ( ( selected->number == 1 ) ) {
box = selected;
break;
}
}
}
/* RELATE cell TO box ACROSS R4 */
sudoku_CELL_R4_Link( box, cell );
}
else if ( ( ( cell->row_number <= 3 ) && ( ( 4 <= cell->column_number ) && ( cell->column_number <= 6 ) ) ) ) {
sudoku_BOX * box;
/* SELECT any box FROM INSTANCES OF BOX WHERE ( SELECTED.number == 2 ) */
box = 0;
{ sudoku_BOX * selected;
Escher_Iterator_s iter33_BOX;
Escher_IteratorReset( &iter33_BOX, &pG_sudoku_BOX_extent.active );
while ( (selected = (sudoku_BOX *) Escher_IteratorNext( &iter33_BOX )) != 0 ) {
if ( ( selected->number == 2 ) ) {
box = selected;
break;
}
}
}
/* RELATE cell TO box ACROSS R4 */
sudoku_CELL_R4_Link( box, cell );
}
else if ( ( ( cell->row_number <= 3 ) && ( 7 <= cell->column_number ) ) ) {
sudoku_BOX * box;
/* SELECT any box FROM INSTANCES OF BOX WHERE ( SELECTED.number == 3 ) */
box = 0;
{ sudoku_BOX * selected;
Escher_Iterator_s iter34_BOX;
Escher_IteratorReset( &iter34_BOX, &pG_sudoku_BOX_extent.active );
while ( (selected = (sudoku_BOX *) Escher_IteratorNext( &iter34_BOX )) != 0 ) {
if ( ( selected->number == 3 ) ) {
box = selected;
break;
}
}
}
/* RELATE cell TO box ACROSS R4 */
sudoku_CELL_R4_Link( box, cell );
}
else if ( ( ( ( 4 <= cell->row_number ) && ( cell->row_number <= 6 ) ) && ( cell->column_number <= 3 ) ) ) {
sudoku_BOX * box;
/* SELECT any box FROM INSTANCES OF BOX WHERE ( SELECTED.number == 4 ) */
box = 0;
{ sudoku_BOX * selected;
Escher_Iterator_s iter35_BOX;
Escher_IteratorReset( &iter35_BOX, &pG_sudoku_BOX_extent.active );
while ( (selected = (sudoku_BOX *) Escher_IteratorNext( &iter35_BOX )) != 0 ) {
if ( ( selected->number == 4 ) ) {
box = selected;
break;
}
}
}
/* RELATE cell TO box ACROSS R4 */
sudoku_CELL_R4_Link( box, cell );
}
else if ( ( ( ( 4 <= cell->row_number ) && ( cell->row_number <= 6 ) ) && ( ( 4 <= cell->column_number ) && ( cell->column_number <= 6 ) ) ) ) {
sudoku_BOX * box;
/* SELECT any box FROM INSTANCES OF BOX WHERE ( SELECTED.number == 5 ) */
box = 0;
{ sudoku_BOX * selected;
Escher_Iterator_s iter36_BOX;
Escher_IteratorReset( &iter36_BOX, &pG_sudoku_BOX_extent.active );
while ( (selected = (sudoku_BOX *) Escher_IteratorNext( &iter36_BOX )) != 0 ) {
if ( ( selected->number == 5 ) ) {
box = selected;
break;
}
}
}
/* RELATE cell TO box ACROSS R4 */
sudoku_CELL_R4_Link( box, cell );
}
else if ( ( ( ( 4 <= cell->row_number ) && ( cell->row_number <= 6 ) ) && ( 7 <= cell->column_number ) ) ) {
sudoku_BOX * box;
/* SELECT any box FROM INSTANCES OF BOX WHERE ( SELECTED.number == 6 ) */
box = 0;
{ sudoku_BOX * selected;
Escher_Iterator_s iter37_BOX;
Escher_IteratorReset( &iter37_BOX, &pG_sudoku_BOX_extent.active );
while ( (selected = (sudoku_BOX *) Escher_IteratorNext( &iter37_BOX )) != 0 ) {
if ( ( selected->number == 6 ) ) {
box = selected;
break;
}
}
}
/* RELATE cell TO box ACROSS R4 */
sudoku_CELL_R4_Link( box, cell );
}
else if ( ( ( 7 <= cell->row_number ) && ( cell->column_number <= 3 ) ) ) {
sudoku_BOX * box;
/* SELECT any box FROM INSTANCES OF BOX WHERE ( SELECTED.number == 7 ) */
box = 0;
{ sudoku_BOX * selected;
Escher_Iterator_s iter38_BOX;
Escher_IteratorReset( &iter38_BOX, &pG_sudoku_BOX_extent.active );
while ( (selected = (sudoku_BOX *) Escher_IteratorNext( &iter38_BOX )) != 0 ) {
if ( ( selected->number == 7 ) ) {
box = selected;
break;
}
}
}
/* RELATE cell TO box ACROSS R4 */
sudoku_CELL_R4_Link( box, cell );
}
else if ( ( ( 7 <= cell->row_number ) && ( ( 4 <= cell->column_number ) && ( cell->column_number <= 6 ) ) ) ) {
sudoku_BOX * box;
/* SELECT any box FROM INSTANCES OF BOX WHERE ( SELECTED.number == 8 ) */
box = 0;
{ sudoku_BOX * selected;
Escher_Iterator_s iter39_BOX;
Escher_IteratorReset( &iter39_BOX, &pG_sudoku_BOX_extent.active );
while ( (selected = (sudoku_BOX *) Escher_IteratorNext( &iter39_BOX )) != 0 ) {
if ( ( selected->number == 8 ) ) {
box = selected;
break;
}
}
}
/* RELATE cell TO box ACROSS R4 */
sudoku_CELL_R4_Link( box, cell );
}
else if ( ( ( 7 <= cell->row_number ) && ( 7 <= cell->column_number ) ) ) {
sudoku_BOX * box;
/* SELECT any box FROM INSTANCES OF BOX WHERE ( SELECTED.number == 9 ) */
box = 0;
{ sudoku_BOX * selected;
Escher_Iterator_s iter40_BOX;
Escher_IteratorReset( &iter40_BOX, &pG_sudoku_BOX_extent.active );
while ( (selected = (sudoku_BOX *) Escher_IteratorNext( &iter40_BOX )) != 0 ) {
if ( ( selected->number == 9 ) ) {
box = selected;
break;
}
}
}
/* RELATE cell TO box ACROSS R4 */
sudoku_CELL_R4_Link( box, cell );
}
}}
}
Escher_ClearSet( rows );Escher_ClearSet( cells );
}
else {
/* LOG::LogInfo( message:'PEI data found.' ) */
LOG_LogInfo( "PEI data found." );
}
}
/*
* Domain Function: cleanup
*/
void
sudoku_cleanup( void )
{
Escher_ObjectSet_s eligibles_space; Escher_ObjectSet_s * eligibles = &eligibles_space; /* eligibles (ELIGIBLE) */sudoku_ELIGIBLE * eligible;Escher_ObjectSet_s cells_space; Escher_ObjectSet_s * cells = &cells_space; /* cells (CELL) */sudoku_CELL * cell;Escher_ObjectSet_s digits_space; Escher_ObjectSet_s * digits = &digits_space; /* digits (DIGIT) */sudoku_DIGIT * digit;Escher_ObjectSet_s rows_space; Escher_ObjectSet_s * rows = &rows_space; /* rows (ROW) */sudoku_ROW * row;Escher_ObjectSet_s columns_space; Escher_ObjectSet_s * columns = &columns_space; /* columns (COLUMN) */sudoku_COLUMN * column;Escher_ObjectSet_s boxes_space; Escher_ObjectSet_s * boxes = &boxes_space; /* boxes (BOX) */sudoku_BOX * box;
Escher_InitSet( eligibles );Escher_InitSet( cells );Escher_InitSet( digits );Escher_InitSet( rows );Escher_InitSet( columns );Escher_InitSet( boxes );
/* SELECT many eligibles FROM INSTANCES OF ELIGIBLE */
Escher_CopySet( eligibles, &pG_sudoku_ELIGIBLE_extent.active );
/* FOR EACH eligible IN eligibles */
{ Escher_Iterator_s iter5;
sudoku_ELIGIBLE * sudoku_ELIGIBLEiter5;
Escher_IteratorReset( &iter5, eligibles );
while ( (sudoku_ELIGIBLEiter5 = (sudoku_ELIGIBLE *)Escher_IteratorNext( &iter5 )) != 0 ) {
eligible = sudoku_ELIGIBLEiter5; {
sudoku_CELL * cell; /* cell (CELL) */
sudoku_DIGIT * digit; /* digit (DIGIT) */
/* SELECT one cell RELATED BY eligible->CELL[R8] */
cell = eligible->CELL_R8;
/* SELECT one digit RELATED BY eligible->DIGIT[R8] */
digit = eligible->DIGIT_R8;
/* UNRELATE cell TO digit ACROSS R8 USING eligible */
sudoku_ELIGIBLE_R8_Unlink( cell, digit, eligible );
/* DELETE OBJECT INSTANCE eligible */
if ( 0 == eligible ) {
ROX_EMPTY_HANDLE_TRACE( "ELIGIBLE", "Escher_DeleteInstance" )
}
Escher_DeleteInstance( (Escher_iHandle_t) eligible, sudoku_DOMAIN_ID, sudoku_ELIGIBLE_CLASS_NUMBER );
}}
}
/* SELECT many cells FROM INSTANCES OF CELL */
Escher_CopySet( cells, &pG_sudoku_CELL_extent.active );
/* FOR EACH cell IN cells */
{ Escher_Iterator_s iter6;
sudoku_CELL * sudoku_CELLiter6;
Escher_IteratorReset( &iter6, cells );
while ( (sudoku_CELLiter6 = (sudoku_CELL *)Escher_IteratorNext( &iter6 )) != 0 ) {
cell = sudoku_CELLiter6; {
sudoku_DIGIT * digit; /* digit (DIGIT) */
/* SELECT one digit RELATED BY cell->DIGIT[R9] */
digit = cell->DIGIT_R9;
/* IF ( not_empty digit ) */
if ( ( 0 != digit ) ) {
/* UNRELATE cell FROM digit ACROSS R9 */
sudoku_CELL_R9_Unlink( digit, cell );
}
}}
}
/* SELECT many digits FROM INSTANCES OF DIGIT */
Escher_CopySet( digits, &pG_sudoku_DIGIT_extent.active );
/* FOR EACH digit IN digits */
{ Escher_Iterator_s iter7;
sudoku_DIGIT * sudoku_DIGITiter7;
Escher_IteratorReset( &iter7, digits );
while ( (sudoku_DIGITiter7 = (sudoku_DIGIT *)Escher_IteratorNext( &iter7 )) != 0 ) {
digit = sudoku_DIGITiter7; {
/* DELETE OBJECT INSTANCE digit */
if ( 0 == digit ) {
ROX_EMPTY_HANDLE_TRACE( "DIGIT", "Escher_DeleteInstance" )
}
Escher_DeleteInstance( (Escher_iHandle_t) digit, sudoku_DOMAIN_ID, sudoku_DIGIT_CLASS_NUMBER );
}}
}
/* SELECT many rows FROM INSTANCES OF ROW */
Escher_CopySet( rows, &pG_sudoku_ROW_extent.active );
/* FOR EACH row IN rows */
{ Escher_Iterator_s iter8;
sudoku_ROW * sudoku_ROWiter8;
Escher_IteratorReset( &iter8, rows );
while ( (sudoku_ROWiter8 = (sudoku_ROW *)Escher_IteratorNext( &iter8 )) != 0 ) {
row = sudoku_ROWiter8; {
sudoku_SEQUENCE * sequence; /* sequence (SEQUENCE) */
/* SELECT many cells RELATED BY row->CELL[R2] */
Escher_ClearSet( cells );
if ( 0 != row ) {
Escher_CopySet( cells, &row->CELL_R2 );
}
/* FOR EACH cell IN cells */
{ Escher_Iterator_s iter11;
sudoku_CELL * sudoku_CELLiter11;
Escher_IteratorReset( &iter11, cells );
while ( (sudoku_CELLiter11 = (sudoku_CELL *)Escher_IteratorNext( &iter11 )) != 0 ) {
cell = sudoku_CELLiter11; {
/* UNRELATE row FROM cell ACROSS R2 */
sudoku_CELL_R2_Unlink( row, cell );
}}
}
/* SELECT one sequence RELATED BY row->SEQUENCE[R1] */
sequence = row->SEQUENCE_R1;
/* DELETE OBJECT INSTANCE sequence */
if ( 0 == sequence ) {
ROX_EMPTY_HANDLE_TRACE( "SEQUENCE", "Escher_DeleteInstance" )
}
Escher_DeleteInstance( (Escher_iHandle_t) sequence, sudoku_DOMAIN_ID, sudoku_SEQUENCE_CLASS_NUMBER );
/* DELETE OBJECT INSTANCE row */
if ( 0 == row ) {
ROX_EMPTY_HANDLE_TRACE( "ROW", "Escher_DeleteInstance" )
}
Escher_DeleteInstance( (Escher_iHandle_t) row, sudoku_DOMAIN_ID, sudoku_ROW_CLASS_NUMBER );
}}
}
/* SELECT many columns FROM INSTANCES OF COLUMN */
Escher_CopySet( columns, &pG_sudoku_COLUMN_extent.active );
/* FOR EACH column IN columns */
{ Escher_Iterator_s iter9;
sudoku_COLUMN * sudoku_COLUMNiter9;
Escher_IteratorReset( &iter9, columns );
while ( (sudoku_COLUMNiter9 = (sudoku_COLUMN *)Escher_IteratorNext( &iter9 )) != 0 ) {
column = sudoku_COLUMNiter9; {
sudoku_SEQUENCE * sequence; /* sequence (SEQUENCE) */
/* SELECT many cells RELATED BY column->CELL[R3] */
Escher_ClearSet( cells );
if ( 0 != column ) {
Escher_CopySet( cells, &column->CELL_R3 );
}
/* FOR EACH cell IN cells */
{ Escher_Iterator_s iter12;
sudoku_CELL * sudoku_CELLiter12;
Escher_IteratorReset( &iter12, cells );
while ( (sudoku_CELLiter12 = (sudoku_CELL *)Escher_IteratorNext( &iter12 )) != 0 ) {
cell = sudoku_CELLiter12; {
/* UNRELATE column FROM cell ACROSS R3 */
sudoku_CELL_R3_Unlink( column, cell );
}}
}
/* SELECT one sequence RELATED BY column->SEQUENCE[R1] */
sequence = column->SEQUENCE_R1;
/* DELETE OBJECT INSTANCE sequence */
if ( 0 == sequence ) {
ROX_EMPTY_HANDLE_TRACE( "SEQUENCE", "Escher_DeleteInstance" )
}
Escher_DeleteInstance( (Escher_iHandle_t) sequence, sudoku_DOMAIN_ID, sudoku_SEQUENCE_CLASS_NUMBER );
/* DELETE OBJECT INSTANCE column */
if ( 0 == column ) {
ROX_EMPTY_HANDLE_TRACE( "COLUMN", "Escher_DeleteInstance" )
}
Escher_DeleteInstance( (Escher_iHandle_t) column, sudoku_DOMAIN_ID, sudoku_COLUMN_CLASS_NUMBER );
}}
}
/* SELECT many boxes FROM INSTANCES OF BOX */
Escher_CopySet( boxes, &pG_sudoku_BOX_extent.active );
/* FOR EACH box IN boxes */
{ Escher_Iterator_s iter10;
sudoku_BOX * sudoku_BOXiter10;
Escher_IteratorReset( &iter10, boxes );
while ( (sudoku_BOXiter10 = (sudoku_BOX *)Escher_IteratorNext( &iter10 )) != 0 ) {
box = sudoku_BOXiter10; {
sudoku_SEQUENCE * sequence; /* sequence (SEQUENCE) */
/* SELECT many cells RELATED BY box->CELL[R4] */
Escher_ClearSet( cells );
if ( 0 != box ) {
Escher_CopySet( cells, &box->CELL_R4 );
}
/* FOR EACH cell IN cells */
{ Escher_Iterator_s iter13;
sudoku_CELL * sudoku_CELLiter13;
Escher_IteratorReset( &iter13, cells );
while ( (sudoku_CELLiter13 = (sudoku_CELL *)Escher_IteratorNext( &iter13 )) != 0 ) {
cell = sudoku_CELLiter13; {
/* UNRELATE box FROM cell ACROSS R4 */
sudoku_CELL_R4_Unlink( box, cell );
/* DELETE OBJECT INSTANCE cell */
if ( 0 == cell ) {
ROX_EMPTY_HANDLE_TRACE( "CELL", "Escher_DeleteInstance" )
}
Escher_DeleteInstance( (Escher_iHandle_t) cell, sudoku_DOMAIN_ID, sudoku_CELL_CLASS_NUMBER );
}}
}
/* SELECT one sequence RELATED BY box->SEQUENCE[R1] */
sequence = box->SEQUENCE_R1;
/* DELETE OBJECT INSTANCE sequence */
if ( 0 == sequence ) {
ROX_EMPTY_HANDLE_TRACE( "SEQUENCE", "Escher_DeleteInstance" )
}
Escher_DeleteInstance( (Escher_iHandle_t) sequence, sudoku_DOMAIN_ID, sudoku_SEQUENCE_CLASS_NUMBER );
/* DELETE OBJECT INSTANCE box */
if ( 0 == box ) {
ROX_EMPTY_HANDLE_TRACE( "BOX", "Escher_DeleteInstance" )
}
Escher_DeleteInstance( (Escher_iHandle_t) box, sudoku_DOMAIN_ID, sudoku_BOX_CLASS_NUMBER );
}}
}
Escher_ClearSet( eligibles );Escher_ClearSet( cells );Escher_ClearSet( digits );Escher_ClearSet( rows );Escher_ClearSet( columns );Escher_ClearSet( boxes );
}
/*
* class operation: solve
*/
void
sudoku_SEQUENCE_op_solve( void )
{
i_t i;Escher_ObjectSet_s sequences_space; Escher_ObjectSet_s * sequences = &sequences_space; /* sequences (SEQUENCE) */
Escher_InitSet( sequences );
/* ASSIGN i = 0 */
i = 0;
/* SELECT many sequences FROM INSTANCES OF SEQUENCE */
Escher_CopySet( sequences, &pG_sudoku_SEQUENCE_extent.active );
/* WHILE ( ( 25 > i ) ) */
while ( ( 25 > i ) ) {
i_t j;sudoku_SEQUENCE * sequence;
/* ASSIGN j = 0 */
j = 0;
/* WHILE ( ( 25 > j ) ) */
while ( ( 25 > j ) ) {
Escher_ObjectSet_s eligibles_space; Escher_ObjectSet_s * eligibles = &eligibles_space; /* eligibles (ELIGIBLE) */i_t count1;i_t count2;sudoku_SEQUENCE * sequence;
Escher_InitSet( eligibles );
/* ::display( ) */
sudoku_display();
/* SELECT many eligibles FROM INSTANCES OF ELIGIBLE */
Escher_CopySet( eligibles, &pG_sudoku_ELIGIBLE_extent.active );
/* ASSIGN count1 = cardinality eligibles */
count1 = Escher_SetCardinality( eligibles );
/* ASSIGN count2 = 0 */
count2 = 0;
/* FOR EACH sequence IN sequences */
{ Escher_Iterator_s iter29;
sudoku_SEQUENCE * sudoku_SEQUENCEiter29;
Escher_IteratorReset( &iter29, sequences );
while ( (sudoku_SEQUENCEiter29 = (sudoku_SEQUENCE *)Escher_IteratorNext( &iter29 )) != 0 ) {
sequence = sudoku_SEQUENCEiter29; {
i_t k;
/* ASSIGN k = sequence.solve_by_pruning() */
k = sudoku_SEQUENCE_op_solve_by_pruning(sequence);
}}
}
/* SELECT many eligibles FROM INSTANCES OF ELIGIBLE */
Escher_CopySet( eligibles, &pG_sudoku_ELIGIBLE_extent.active );
/* ASSIGN count2 = cardinality eligibles */
count2 = Escher_SetCardinality( eligibles );
/* IF ( ( ( 81 == CELL::score() ) or ( count1 == count2 ) ) ) */
if ( ( ( 81 == sudoku_CELL_op_score() ) || ( count1 == count2 ) ) ) {
/* BREAK */
break;
}
/* ASSIGN j = ( j + 1 ) */
j = ( j + 1 );
Escher_ClearSet( eligibles );
}
/* FOR EACH sequence IN sequences */
{ Escher_Iterator_s iter28;
sudoku_SEQUENCE * sudoku_SEQUENCEiter28;
Escher_IteratorReset( &iter28, sequences );
while ( (sudoku_SEQUENCEiter28 = (sudoku_SEQUENCE *)Escher_IteratorNext( &iter28 )) != 0 ) {
sequence = sudoku_SEQUENCEiter28; {
i_t k;
/* ASSIGN k = sequence.solve_by_elimination() */
k = sudoku_SEQUENCE_op_solve_by_elimination(sequence);
}}
}
/* IF ( ( 81 == CELL::score() ) ) */
if ( ( 81 == sudoku_CELL_op_score() ) ) {
/* BREAK */
break;
}
/* ASSIGN i = ( i + 1 ) */
i = ( i + 1 );
}
Escher_ClearSet( sequences );
}