void CBotFunction::RestoreCall(long& nIdent, const char* name, CBotVar* pThis, CBotVar** ppVars, CBotStack* pStack, CBotClass* pClass) { CBotTypResult type; CBotFunction* pt = FindLocalOrPublic(nIdent, name, ppVars, type); if ( pt != NULL ) { CBotStack* pStk = pStack->RestoreStack(pt); if ( pStk == NULL ) return; pStk->SetBotCall(pt->m_pProg); // it may have changed module CBotVar* pthis = pStk->FindVar("this"); pthis->SetUniqNum(-2); CBotStack* pStk3 = pStk->RestoreStack(NULL); // to set parameters passed if ( pStk3 == NULL ) return; pt->m_Param->RestoreState(pStk3, true); // parameters if ( pStk->GetState() > 1 && // latching is effective? pt->m_bSynchro ) { CBotProgram* pProgBase = pStk->GetBotCall(true); pClass->Lock(pProgBase); // locks the class } // finally calls the found function pt->m_Block->RestoreState(pStk3, true); // interrupt ! } }
void CBotFunction::RestoreState(CBotVar** ppVars, CBotStack* &pj, CBotVar* pInstance) { CBotStack* pile = pj->RestoreStack(this); // one end of stack local to this function if ( pile == NULL ) return; CBotStack* pile2 = pile; pile->SetBotCall(m_pProg); // bases for routines if ( pile->GetBlock() < 2 ) { CBotStack* pile2 = pile->RestoreStack(NULL); // one end of stack local to this function if ( pile2 == NULL ) return; pile->SetState(pile->GetState() + pile2->GetState()); pile2->Delete(); } m_Param->RestoreState(pile2, true); // parameters if ( !m_MasterClass.IsEmpty() ) { CBotVar* pThis = pile->FindVar("this"); pThis->SetInit(2); pThis->SetUniqNum(-2); } m_Block->RestoreState(pile2, true); }
void CBotClassInst::RestoreState(CBotStack* &pj, bool bMain) { CBotVar* pThis = NULL; CBotStack* pile = pj; if ( bMain ) pile = pj->RestoreStack(this); if ( pile == NULL ) return; // creates the variable of type pointer to the object { CBotString name = m_var->m_token.GetString(); pThis = pile->FindVar(name); pThis->SetUniqNum((static_cast<CBotLeftExprVar*>(m_var))->m_nIdent); // its attribute a unique number } CBotToken* pt = &m_token; CBotClass* pClass = CBotClass::Find(pt); bool bIntrincic = pClass->IsIntrinsic(); if ( bMain && pile->GetState()<3) { // is there an assignment or parameters (constructor) // CBotVarClass* pInstance = NULL; if ( m_expr != NULL ) { // evaluates the expression for the assignment m_expr->RestoreState(pile, bMain); return; } else if ( m_hasParams ) { // evaluates the constructor of an instance if ( !bIntrincic && pile->GetState() == 1) { return; } CBotVar* ppVars[1000]; CBotStack* pile2 = pile; int i = 0; CBotInstr* p = m_Parameters; // evaluates the parameters // and the values an the stack // for the ability to be interrupted at any time (\TODO pour pouvoir être interrompu n'importe quand) if ( p != NULL) while ( true ) { pile2 = pile2->RestoreStack(); // place on the stack for the results if ( pile2 == NULL ) return; if ( pile2->GetState() == 0 ) { p->RestoreState(pile2, bMain); // interrupted here? return; } ppVars[i++] = pile2->GetVar(); p = p->GetNext(); if ( p == NULL) break; } ppVars[i] = NULL; // creates a variable for the result // CBotVar* pResult = NULL; // constructor still void pClass->RestoreMethode(m_nMethodeIdent, pClass->GetName(), pThis, ppVars, pile2); return; } } if ( m_next2b != NULL ) m_next2b->RestoreState(pile, bMain); // other(s) definition(s) }
bool CBotClassInst::Execute(CBotStack* &pj) { CBotVar* pThis = NULL; CBotStack* pile = pj->AddStack(this);//essential for SetState() // if ( pile == EOX ) return true; CBotToken* pt = &m_token; CBotClass* pClass = CBotClass::Find(pt); bool bIntrincic = pClass->IsIntrinsic(); // creates the variable of type pointer to the object if ( pile->GetState()==0) { CBotString name = m_var->m_token.GetString(); if ( bIntrincic ) { pThis = CBotVar::Create(name, CBotTypResult( CBotTypIntrinsic, pClass )); } else { pThis = CBotVar::Create(name, CBotTypResult( CBotTypPointer, pClass )); } pThis->SetUniqNum((static_cast<CBotLeftExprVar*>(m_var))->m_nIdent); // its attribute as unique number pile->AddVar(pThis); // place on the stack pile->IncState(); } if ( pThis == NULL ) pThis = pile->FindVar((static_cast<CBotLeftExprVar*>(m_var))->m_nIdent); if ( pile->GetState()<3) { // ss there an assignment or parameters (contructor) // CBotVarClass* pInstance = NULL; if ( m_expr != NULL ) { // evaluates the expression for the assignment if (!m_expr->Execute(pile)) return false; if ( bIntrincic ) { CBotVar* pv = pile->GetVar(); if ( pv == NULL || pv->GetPointer() == NULL ) { pile->SetError(TX_NULLPT, &m_token); return pj->Return(pile); } pThis->Copy(pile->GetVar(), false); } else { CBotVarClass* pInstance; pInstance = (static_cast<CBotVarPointer*>(pile->GetVar()))->GetPointer(); // value for the assignment pThis->SetPointer(pInstance); } pThis->SetInit(true); } else if ( m_hasParams ) { // evaluates the constructor of an instance if ( !bIntrincic && pile->GetState() == 1) { CBotToken* pt = &m_token; CBotClass* pClass = CBotClass::Find(pt); // creates an instance of the requested class CBotVarClass* pInstance; pInstance = static_cast<CBotVarClass*>(CBotVar::Create("", pClass)); pThis->SetPointer(pInstance); delete pInstance; pile->IncState(); } CBotVar* ppVars[1000]; CBotStack* pile2 = pile; int i = 0; CBotInstr* p = m_Parameters; // evaluates the parameters // and places the values on the stack // to (can) be interrupted (broken) at any time if ( p != NULL) while ( true ) { pile2 = pile2->AddStack(); // place on the stack for the results if ( pile2->GetState() == 0 ) { if (!p->Execute(pile2)) return false; // interrupted here? pile2->SetState(1); } ppVars[i++] = pile2->GetVar(); p = p->GetNext(); if ( p == NULL) break; } ppVars[i] = NULL; // creates a variable for the result CBotVar* pResult = NULL; // constructor still void if ( !pClass->ExecuteMethode(m_nMethodeIdent, pClass->GetName(), pThis, ppVars, pResult, pile2, GetToken())) return false; // interrupt pThis->SetInit(true); pThis->ConstructorSet(); // indicates that the constructor has been called pile->Return(pile2); // releases a piece of stack // pInstance = pThis->GetPointer(); } // if ( !bIntrincic ) pThis->SetPointer(pInstance); // a pointer to the instance pile->SetState(3); // finished this part } if ( pile->IfStep() ) return false; if ( m_next2b != NULL && !m_next2b->Execute(pile)) return false; // other (s) definition (s) return pj->Return( pile ); // transmits below (further) }