LCOV - code coverage report
Current view: top level - basic/source/inc - runtime.hxx (source / functions) Hit Total Coverage
Test: commit c8344322a7af75b84dd3ca8f78b05543a976dfd5 Lines: 45 60 75.0 %
Date: 2015-06-13 12:38:46 Functions: 17 31 54.8 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #ifndef INCLUDED_BASIC_SOURCE_INC_RUNTIME_HXX
      21             : #define INCLUDED_BASIC_SOURCE_INC_RUNTIME_HXX
      22             : 
      23             : #include <basic/sbx.hxx>
      24             : 
      25             : #include "sb.hxx"
      26             : 
      27             : #include <rtl/ustring.hxx>
      28             : #include <com/sun/star/uno/Sequence.hxx>
      29             : #include <osl/file.hxx>
      30             : #include <rtl/math.hxx>
      31             : #include <i18nlangtag/lang.h>
      32             : 
      33             : #include <vector>
      34             : #include <memory>
      35             : #include <com/sun/star/lang/XComponent.hpp>
      36             : #include <com/sun/star/container/XEnumeration.hpp>
      37             : #include <unotools/localedatawrapper.hxx>
      38             : 
      39             : class SbiInstance;                  // active StarBASIC process
      40             : class SbiRuntime;                   // active StarBASIC procedure instance
      41             : 
      42             : struct SbiArgvStack;                // Argv stack element
      43             : struct SbiGosubStack;               // GOSUB stack element
      44             : class  SbiImage;                    // Code-Image
      45             : class  SbiIoSystem;
      46             : class  SbiDdeControl;
      47             : class  SbiDllMgr;
      48             : class  SvNumberFormatter;           // time/date functions
      49             : enum class SbiImageFlags;
      50             : 
      51             : enum ForType
      52             : {
      53             :     FOR_TO,
      54             :     FOR_EACH_ARRAY,
      55             :     FOR_EACH_COLLECTION,
      56             :     FOR_EACH_XENUMERATION
      57             : };
      58             : 
      59             : struct SbiForStack {                // for/next stack:
      60             :     SbiForStack*    pNext;          // Chain
      61             :     SbxVariableRef  refVar;         // loop variable
      62             :     SbxVariableRef  refEnd;         // end expression / for each: Array/BasicCollection object
      63             :     SbxVariableRef  refInc;         // increment expression
      64             : 
      65             :     // For each support
      66             :     ForType         eForType;
      67             :     sal_Int32           nCurCollectionIndex;
      68             :     sal_Int32*          pArrayCurIndices;
      69             :     sal_Int32*          pArrayLowerBounds;
      70             :     sal_Int32*          pArrayUpperBounds;
      71             :     css::uno::Reference< css::container::XEnumeration > xEnumeration;
      72             : 
      73          87 :     SbiForStack()
      74             :         : pNext(NULL)
      75             :         , eForType(FOR_TO)
      76             :         , nCurCollectionIndex(0)
      77             :         , pArrayCurIndices(NULL)
      78             :         , pArrayLowerBounds(NULL)
      79          87 :         , pArrayUpperBounds(NULL)
      80          87 :     {}
      81          87 :     ~SbiForStack()
      82          87 :     {
      83          87 :         delete[] pArrayCurIndices;
      84          87 :         delete[] pArrayLowerBounds;
      85          87 :         delete[] pArrayUpperBounds;
      86          87 :     }
      87             : };
      88             : 
      89             : struct SbiGosubStack {              // GOSUB-Stack:
      90             :     SbiGosubStack* pNext;           // Chain
      91             :     const sal_uInt8* pCode;             // Return-Pointer
      92             :     sal_uInt16 nStartForLvl;            // #118235: For Level in moment of gosub
      93             : };
      94             : 
      95             : #define MAXRECURSION 500
      96             : 
      97             : #define Sb_ATTR_READONLY    0x0001
      98             : #define Sb_ATTR_HIDDEN      0x0002
      99             : #define Sb_ATTR_DIRECTORY   0x0010
     100             : 
     101             : 
     102             : class WildCard;
     103             : 
     104             : class SbiRTLData
     105             : {
     106             : public:
     107             : 
     108             :     ::osl::Directory* pDir;
     109             :     sal_Int16   nDirFlags;
     110             :     short   nCurDirPos;
     111             : 
     112             :     OUString sFullNameToBeChecked;
     113             :     WildCard* pWildCard;
     114             : 
     115             :     css::uno::Sequence< OUString > aDirSeq;
     116             : 
     117             :     SbiRTLData();
     118             :     ~SbiRTLData();
     119             : };
     120             : 
     121             : // The instance matches a running StarBASIC. Many basics running at the same
     122             : // time are managed by chained instances. There is all the data that only lives
     123             : // when the BASIC is living too, like the I/O-system.
     124             : 
     125             : typedef ::std::vector
     126             : <
     127             :     ::com::sun::star::uno::Reference< ::com::sun::star::lang::XComponent >
     128             : >
     129             : ComponentVector_t;
     130             : 
     131             : 
     132             : class SbiInstance
     133             : {
     134             :     friend class SbiRuntime;
     135             : 
     136             :     SbiRTLData      aRTLData;
     137             : 
     138             :     // file system
     139             :     std::unique_ptr<SbiIoSystem>     pIosys;
     140             :     // DDE
     141             :     std::unique_ptr<SbiDdeControl>    pDdeCtrl;
     142             :     // DLL-Calls (DECLARE)
     143             :     std::unique_ptr<SbiDllMgr>        pDllMgr;
     144             :     std::unique_ptr<SvNumberFormatter> pNumberFormatter;
     145             :     StarBASIC*      pBasic;
     146             :     LanguageType    meFormatterLangType;
     147             :     DateFormat      meFormatterDateFormat;
     148             :     sal_uInt32      nStdDateIdx, nStdTimeIdx, nStdDateTimeIdx;
     149             : 
     150             :     SbError         nErr;
     151             :     OUString        aErrorMsg;      // last error message for $ARG
     152             :     sal_Int32       nErl;           // current error line
     153             :     bool        bReschedule;    // Flag: sal_True = Reschedule in main loop
     154             :     bool        bCompatibility; // Flag: sal_True = VBA runtime compatibility mode
     155             : 
     156             :     ComponentVector_t ComponentVector;
     157             : public:
     158             :     SbiRuntime*  pRun;              // Call-Stack
     159             :     SbiInstance* pNext;             // instances chain
     160             : 
     161             :     // #31460 new concept for StepInto/Over/Out,
     162             :     // explanation see runtime.cxx at SbiInstance::CalcBreakCallLevel()
     163             :     sal_uInt16  nCallLvl;
     164             :     sal_uInt16  nBreakCallLvl;
     165             :     void    CalcBreakCallLevel( sal_uInt16 nFlags );
     166             : 
     167             :     SbiInstance( StarBASIC* );
     168             :    ~SbiInstance();
     169             : 
     170             :     void Error( SbError );                      // trappable Error
     171             :     void Error( SbError, const OUString& rMsg );  // trappable Error with message
     172             :     void ErrorVB( sal_Int32 nVBNumber, const OUString& rMsg );
     173             :     void setErrorVB( sal_Int32 nVBNumber, const OUString& rMsg );
     174             :     void FatalError( SbError );                 // non-trappable Error
     175             :     void FatalError( SbError, const OUString& );  // non-trappable Error
     176             :     void Abort();                               // with current error code
     177             : 
     178             :     void    Stop();
     179           0 :     SbError GetErr()                { return nErr; }
     180          23 :     OUString  GetErrorMsg()           { return aErrorMsg; }
     181           0 :     sal_Int32 GetErl()             { return nErl; }
     182           0 :     void    EnableReschedule( bool bEnable ) { bReschedule = bEnable; }
     183        3477 :     bool    IsReschedule() { return bReschedule; }
     184        1035 :     void    EnableCompatibility( bool bEnable ) { bCompatibility = bEnable; }
     185       18954 :     bool    IsCompatibility() { return bCompatibility; }
     186             : 
     187           0 :     ComponentVector_t& getComponentVector()  { return ComponentVector; }
     188             : 
     189             :     SbMethod* GetCaller( sal_uInt16 );
     190             :     SbModule* GetActiveModule();
     191             : 
     192        1435 :     SbiIoSystem* GetIoSystem() { return pIosys.get(); }
     193           0 :     SbiDdeControl* GetDdeControl() { return pDdeCtrl.get(); }
     194           0 :     StarBASIC* GetBasic() { return pBasic; }
     195             :     SbiDllMgr* GetDllMgr();
     196           1 :     SbiRTLData* GetRTLData() const { return const_cast<SbiRTLData*>(&aRTLData); }
     197             : 
     198             :     SvNumberFormatter* GetNumberFormatter();
     199           0 :     sal_uInt32 GetStdDateIdx() const { return nStdDateIdx; }
     200           0 :     sal_uInt32 GetStdTimeIdx() const { return nStdTimeIdx; }
     201           0 :     sal_uInt32 GetStdDateTimeIdx() const { return nStdDateTimeIdx; }
     202             : 
     203             :     // offer NumberFormatter also static
     204             :     static SvNumberFormatter* PrepareNumberFormatter( sal_uInt32 &rnStdDateIdx,
     205             :         sal_uInt32 &rnStdTimeIdx, sal_uInt32 &rnStdDateTimeIdx,
     206             :         LanguageType* peFormatterLangType=NULL, DateFormat* peFormatterDateFormat=NULL );
     207             : };
     208             : 
     209             : SbiIoSystem* SbGetIoSystem();
     210             : 
     211             : 
     212             : // chainable items to keep references temporary
     213         491 : struct RefSaveItem
     214             : {
     215             :     SbxVariableRef xRef;
     216             :     RefSaveItem* pNext;
     217             : 
     218         491 :     RefSaveItem() { pNext = NULL; }
     219             : };
     220             : 
     221             : 
     222             : // There's one instance of this class for every executed sub-program.
     223             : // This instance is the heart of the BASIC-machine and contains only local data.
     224             : 
     225             : class SbiRuntime
     226             : {
     227             :     friend void SbRtl_CallByName( StarBASIC* pBasic, SbxArray& rPar, bool bWrite );
     228             : 
     229             :     typedef void( SbiRuntime::*pStep0 )();
     230             :     typedef void( SbiRuntime::*pStep1 )( sal_uInt32 nOp1 );
     231             :     typedef void( SbiRuntime::*pStep2 )( sal_uInt32 nOp1, sal_uInt32 nOp2 );
     232             :     static pStep0 aStep0[];         // opcode-table group 0
     233             :     static pStep1 aStep1[];
     234             :     static pStep2 aStep2[];
     235             : 
     236             :     StarBASIC&    rBasic;           // StarBASIC instance
     237             :     SbiInstance*   pInst;           // current thread
     238             :     SbModule*     pMod;             // current module
     239             :     SbMethod*     pMeth;            // method instance
     240             :     SbiIoSystem*   pIosys;          // I/O-System
     241             :     const SbiImage* pImg;           // Code-Image
     242             :     SbxArrayRef   refExprStk;       // expression stack
     243             :     SbxArrayRef   refCaseStk;       // CASE expression stack
     244             :     SbxArrayRef   refRedimpArray;   // Array saved to use for REDIM PRESERVE
     245             :     SbxVariableRef   refRedim;   // Array saved to use for REDIM
     246             :     SbxVariableRef xDummyVar;       // substitute for variables that weren't found
     247             :     SbxVariable* mpExtCaller;       // Caller ( external - e.g. button name, shape, range object etc. - only in vba mode )
     248             :     SbiArgvStack*  pArgvStk;        // ARGV-Stack
     249             :     SbiGosubStack* pGosubStk;       // GOSUB stack
     250             :     SbiForStack*   pForStk;         // FOR/NEXT-Stack
     251             :     sal_uInt16        nExprLvl;         // depth of the expr-stack
     252             :     sal_uInt16        nGosubLvl;        // to prevent dead-recursions
     253             :     sal_uInt16        nForLvl;          // #118235: Maintain for level
     254             :     const sal_uInt8*   pCode;            // current Code-Pointer
     255             :     const sal_uInt8*   pStmnt;           // beginning of the last statement
     256             :     const sal_uInt8*   pError;           // address of the current error handler
     257             :     const sal_uInt8*   pRestart;         // restart-address
     258             :     const sal_uInt8*   pErrCode;         // restart-adresse RESUME NEXT
     259             :     const sal_uInt8*   pErrStmnt;        // Restart-Adresse RESUMT 0
     260             :     OUString        aLibName;         // Lib-name for declare-call
     261             :     SbxArrayRef   refParams;        // current procedure parameters
     262             :     SbxArrayRef   refLocals;        // local variable
     263             :     SbxArrayRef   refArgv;
     264             :     // #74254, one refSaveObj is not enough! new: pRefSaveList (see above)
     265             :     short         nArgc;
     266             :     bool          bRun;
     267             :     bool          bError;           // true: handle errors
     268             :     bool          bInError;         // true: in an error handler
     269             :     bool          bBlocked;         // true: blocked by next call level, #i48868
     270             :     bool          bVBAEnabled;
     271             :     sal_uInt16        nFlags;           // Debugging-Flags
     272             :     SbError       nError;
     273             :     sal_uInt16        nOps;             // opcode counter
     274             :     sal_uInt32    m_nLastTime;
     275             : 
     276             :     RefSaveItem*  pRefSaveList;     // #74254 save temporary references
     277             :     RefSaveItem*  pItemStoreList;   // keep unused items
     278        3125 :     void SaveRef( SbxVariable* pVar )
     279             :     {
     280        3125 :         RefSaveItem* pItem = pItemStoreList;
     281        3125 :         if( pItem )
     282        2634 :             pItemStoreList = pItem->pNext;
     283             :         else
     284         491 :             pItem = new RefSaveItem();
     285        3125 :         pItem->pNext = pRefSaveList;
     286        3125 :         pItem->xRef = pVar;
     287        3125 :         pRefSaveList = pItem;
     288        3125 :     }
     289       13444 :     void ClearRefs()
     290             :     {
     291       30013 :         while( pRefSaveList )
     292             :         {
     293        3125 :             RefSaveItem* pToClearItem = pRefSaveList;
     294        3125 :             pRefSaveList = pToClearItem->pNext;
     295        3125 :             pToClearItem->xRef = NULL;
     296        3125 :             pToClearItem->pNext = pItemStoreList;
     297        3125 :             pItemStoreList = pToClearItem;
     298             :         }
     299       13444 :     }
     300             : 
     301             :     SbxVariable* FindElement
     302             :     ( SbxObject* pObj, sal_uInt32 nOp1, sal_uInt32 nOp2, SbError, bool bLocal, bool bStatic = false );
     303             :     void SetupArgs( SbxVariable*, sal_uInt32 );
     304             :     SbxVariable* CheckArray( SbxVariable* );
     305             : 
     306             :     void PushVar( SbxVariable* );
     307             :     SbxVariableRef PopVar();
     308             :     SbxVariable* GetTOS( short=0 );
     309             :     void TOSMakeTemp();
     310             :     bool ClearExprStack();
     311             : 
     312             :     void PushGosub( const sal_uInt8* );
     313             :     void PopGosub();
     314             :     void ClearGosubStack();
     315             : 
     316             :     void PushArgv();
     317             :     void PopArgv();
     318             :     void ClearArgvStack();
     319             : 
     320             :     void PushFor();
     321             :     void PushForEach();
     322             :     void PopFor();
     323             :     void ClearForStack();
     324             : 
     325             :     void StepArith( SbxOperator );
     326             :     void StepUnary( SbxOperator );
     327             :     void StepCompare( SbxOperator );
     328             : 
     329             :     void SetParameters( SbxArray* );
     330             : 
     331             :     // HAS TO BE IMPLEMENTED SOME TIME
     332             :     void DllCall( const OUString&, const OUString&, SbxArray*, SbxDataType, bool );
     333             : 
     334             :     // #56204 swap out DIM-functionality into help method (step0.cxx)
     335             :     void DimImpl( SbxVariableRef refVar );
     336             : 
     337             :     static bool implIsClass( SbxObject* pObj, const OUString& aClass );
     338             : 
     339             :     void StepSETCLASS_impl( sal_uInt32 nOp1, bool bHandleDflt = false );
     340             : 
     341             :     // the following routines are called by the single
     342             :     // stepper and implement the single opcodes
     343             :     void StepNOP(),     StepEXP(),      StepMUL(),      StepDIV();
     344             :     void StepMOD(),     StepPLUS(),     StepMINUS(),    StepNEG();
     345             :     void StepEQ(),      StepNE(),       StepLT(),       StepGT();
     346             :     void StepLE(),      StepGE(),       StepIDIV(),     StepAND();
     347             :     void StepOR(),      StepXOR(),      StepEQV(),      StepIMP();
     348             :     void StepNOT(),     StepCAT(),      StepLIKE(),     StepIS();
     349             :     void StepCLONE(),   StepOLDBASED(), StepARGC();
     350             :     void StepARGV(),    StepINPUT(),    StepLINPUT(),   StepSTOP();
     351             :     void StepGET(),     StepSET(),  StepVBASET(),   StepPUT(),      StepPUTC();
     352             :     void StepSET_Impl( SbxVariableRef& refVal, SbxVariableRef& refVar, bool bDefaultHandling = false );
     353             :     void StepDIM(),     StepREDIM(),    StepREDIMP(),   StepERASE();
     354             :     void StepINITFOR(), StepNEXT(),     StepERROR(),    StepINITFOREACH();
     355             :     void StepCASE(),    StepENDCASE(),  StepSTDERROR();
     356             :     void StepNOERROR(), StepCHANNEL(),  StepCHANNEL0(), StepPRINT();
     357             :     void StepPRINTF(),  StepWRITE(),    StepRENAME(),   StepPROMPT();
     358             :     void StepRESTART(), StepEMPTY(),    StepLEAVE();
     359             :     void StepLSET(),    StepRSET(),     StepREDIMP_ERASE(),     StepERASE_CLEAR();
     360             :     void StepARRAYACCESS(), StepBYVAL();
     361             :     // all opcodes with one operand
     362             :     void StepLOADNC( sal_uInt32 ),  StepLOADSC( sal_uInt32 ),   StepLOADI( sal_uInt32 );
     363             :     void StepARGN( sal_uInt32 ),    StepBASED( sal_uInt32 ),    StepPAD( sal_uInt32 );
     364             :     void StepJUMP( sal_uInt32 ),    StepJUMPT( sal_uInt32 );
     365             :     void StepJUMPF( sal_uInt32 ),   StepONJUMP( sal_uInt32 );
     366             :     void StepGOSUB( sal_uInt32 ),   StepRETURN( sal_uInt32 );
     367             :     void StepTESTFOR( sal_uInt32 ), StepCASETO( sal_uInt32 ),   StepERRHDL( sal_uInt32 );
     368             :     void StepRESUME( sal_uInt32 ),  StepSETCLASS( sal_uInt32 ), StepVBASETCLASS( sal_uInt32 ),  StepTESTCLASS( sal_uInt32 ), StepLIB( sal_uInt32 );
     369             :     bool checkClass_Impl( const SbxVariableRef& refVal, const OUString& aClass, bool bRaiseErrors, bool bDefault = true );
     370             :     void StepCLOSE( sal_uInt32 ),   StepPRCHAR( sal_uInt32 ),   StepARGTYP( sal_uInt32 );
     371             :     // all opcodes with two operands
     372             :     void StepRTL( sal_uInt32, sal_uInt32 ),     StepPUBLIC( sal_uInt32, sal_uInt32 ),   StepPUBLIC_P( sal_uInt32, sal_uInt32 );
     373             :     void StepPUBLIC_Impl( sal_uInt32, sal_uInt32, bool bUsedForClassModule );
     374             :     void StepFIND_Impl( SbxObject* pObj, sal_uInt32 nOp1, sal_uInt32 nOp2, SbError, bool bLocal, bool bStatic = false );
     375             :     void StepFIND( sal_uInt32, sal_uInt32 ),    StepELEM( sal_uInt32, sal_uInt32 );
     376             :     void StepGLOBAL( sal_uInt32, sal_uInt32 ),  StepLOCAL( sal_uInt32, sal_uInt32 );
     377             :     void StepPARAM( sal_uInt32, sal_uInt32),    StepCREATE( sal_uInt32, sal_uInt32 );
     378             :     void StepCALL( sal_uInt32, sal_uInt32 ),    StepCALLC( sal_uInt32, sal_uInt32 );
     379             :     void StepCASEIS( sal_uInt32, sal_uInt32 ),  StepSTMNT( sal_uInt32, sal_uInt32 );
     380             :     SbxVariable* StepSTATIC_Impl( OUString& aName, SbxDataType& t );
     381             :     void StepOPEN( sal_uInt32, sal_uInt32 ),    StepSTATIC( sal_uInt32, sal_uInt32 );
     382             :     void StepTCREATE(sal_uInt32,sal_uInt32),    StepDCREATE(sal_uInt32,sal_uInt32);
     383             :     void StepGLOBAL_P( sal_uInt32, sal_uInt32 ),StepFIND_G( sal_uInt32, sal_uInt32 );
     384             :     void StepDCREATE_REDIMP(sal_uInt32,sal_uInt32), StepDCREATE_IMPL(sal_uInt32,sal_uInt32);
     385             :     void StepFIND_CM( sal_uInt32, sal_uInt32 );
     386             :     void StepFIND_STATIC( sal_uInt32, sal_uInt32 );
     387             :     static void implHandleSbxFlags( SbxVariable* pVar, SbxDataType t, sal_uInt32 nOp2 );
     388             : public:
     389             :     void          SetVBAEnabled( bool bEnabled );
     390             :     bool          IsImageFlag( SbiImageFlags n ) const;
     391             :     sal_uInt16      GetBase();
     392             :     sal_Int32  nLine,nCol1,nCol2;
     393             :     SbiRuntime* pNext;               // Stack-Chain
     394             : 
     395             :     SbiRuntime( SbModule*, SbMethod*, sal_uInt32 );
     396             :    ~SbiRuntime();
     397             :     void Error( SbError, bool bVBATranslationAlreadyDone = false );     // set error if != 0
     398             :     void Error( SbError, const OUString& );       // set error if != 0
     399             :     void FatalError( SbError );                 // error handling = standard, set error
     400             :     void FatalError( SbError, const OUString& );  // error handling = standard, set error
     401             :     static sal_Int32 translateErrorToVba( SbError nError, OUString& rMsg );
     402             :     void DumpPCode();
     403             :     bool Step();                    // single step (one opcode)
     404           0 :     void Stop()            { bRun = false;   }
     405        1316 :     void block()     { bBlocked = true; }
     406        1316 :     void unblock()   { bBlocked = false; }
     407             :     SbMethod* GetMethod()  { return pMeth;   }
     408           0 :     SbModule* GetModule()  { return pMod;    }
     409        1316 :     sal_uInt16 GetDebugFlags() { return nFlags;  }
     410           0 :     void SetDebugFlags( sal_uInt16 nFl ) { nFlags = nFl;  }
     411           0 :     SbMethod* GetCaller() { return pMeth;}
     412           0 :     SbxVariable* GetExternalCaller(){ return mpExtCaller; }
     413             : 
     414             :     SbiForStack* FindForStackItemForCollection( class BasicCollection* pCollection );
     415             : 
     416             :     SbxBase* FindElementExtern( const OUString& rName );
     417             :     static bool isVBAEnabled();
     418             : 
     419             : };
     420             : 
     421         907 : inline void checkArithmeticOverflow( double d )
     422             : {
     423         907 :     if( !::rtl::math::isFinite( d ) )
     424           0 :         StarBASIC::Error( SbERR_MATH_OVERFLOW );
     425         907 : }
     426             : 
     427        2874 : inline void checkArithmeticOverflow( SbxVariable* pVar )
     428             : {
     429        2874 :     if( pVar->GetType() == SbxDOUBLE )
     430             :     {
     431         907 :         double d = pVar->GetDouble();
     432         907 :         checkArithmeticOverflow( d );
     433             :     }
     434        2874 : }
     435             : 
     436             : 
     437             : StarBASIC* GetCurrentBasic( StarBASIC* pRTBasic );
     438             : 
     439             : // Get information if security restrictions should be
     440             : // used (File IO based on UCB, no RTL function SHELL
     441             : // no DDE functionality, no DLLCALL) in basic because
     442             : // of portal "virtual" users (portal user != UNIX user)
     443             : // (Implemented in iosys.cxx)
     444             : bool needSecurityRestrictions();
     445             : 
     446             : // Returns true if UNO is available, otherwise the old
     447             : // file system implementation has to be used
     448             : // (Implemented in iosys.cxx)
     449             : bool hasUno();
     450             : 
     451             : // Converts possibly relative paths to absolute paths
     452             : // according to the setting done by ChDir/ChDrive
     453             : // (Implemented in methods.cxx)
     454             : OUString getFullPath( const OUString& aRelPath );
     455             : 
     456             : // Implementation of StepRENAME with UCB
     457             : // (Implemented in methods.cxx, so step0.cxx
     458             : // has not to be infected with UNO)
     459             : void implStepRenameUCB( const OUString& aSource, const OUString& aDest );
     460             : 
     461             : void implStepRenameOSL( const OUString& aSource, const OUString& aDest );
     462             : bool IsBaseIndexOne();
     463             : 
     464             : void removeDimAsNewRecoverItem( SbxVariable* pVar );
     465             : 
     466             : #endif
     467             : 
     468             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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