int ScilabGateway::unwrapremove(char * fname, const int envId, void * pvApiCtx)
{
    SciErr err;
    int * addr = 0;
    int row = 0, col = 0;
    int * id = 0;

    if (Rhs == 0)
    {
        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Wrong number of arguments : more than 1 argument expected"));
    }

    CheckOutputArgument(pvApiCtx, Rhs, Rhs);

    ScilabAbstractEnvironment & env = ScilabEnvironments::getEnvironment(envId);
    ScilabGatewayOptions & options = env.getGatewayOptions();
    OptionsHelper::setCopyOccurred(false);
    ScilabObjects::initialization(env, pvApiCtx);
    options.setIsNew(false);

    for (int i = 1; i <= Rhs; i++)
    {
        err = getVarAddressFromPosition(pvApiCtx, i, &addr);
        if (err.iErr)
        {
            throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
        }

        if (!ScilabObjects::isExternalObj(addr, pvApiCtx))
        {
            throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Wrong type for input argument #%d: An External Object expected."), i);

        }

        err = getMatrixOfInteger32InList(pvApiCtx, addr, EXTERNAL_OBJ_ID_POSITION, &row, &col, &id);
        if (err.iErr)
        {
            throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
        }

        if (!ScilabObjects::unwrap(*id, Rhs + i, envId, pvApiCtx))
        {
            try
            {
                ScilabObjects::createEnvironmentObjectAtPos(EXTERNAL_OBJECT, Rhs + i, *id, envId, pvApiCtx);
            }
            catch (ScilabAbstractEnvironmentException & /*e*/)
            {
            }
        }

        LhsVar(i) = Rhs + i;

        env.removeobject(*id);
    }

    PutLhsVar();

    return 0;
}
Exemple #2
0
int ScilabGateway::exists(char * fname, const int envId, void * pvApiCtx)
{
    SciErr err;
    int * addr = 0;
    int * id = 0;
    int row = 0;
    int col = 0;
    bool exists = false;

    CheckInputArgument(pvApiCtx, 1, 1);
    CheckOutputArgument(pvApiCtx, 1, 1);

    ScilabAbstractEnvironment & env = ScilabEnvironments::getEnvironment(envId);
    ScilabGatewayOptions & options = env.getGatewayOptions();
    OptionsHelper::setCopyOccured(false);
    ScilabObjects::initialization(env, pvApiCtx);
    options.setIsNew(false);

    err = getVarAddressFromPosition(pvApiCtx, 1, &addr);
    if (err.iErr)
    {
        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
    }

    if (!ScilabObjects::isExternalObjOrClass(addr, pvApiCtx))
    {
        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Wrong type for input argument #%d: An External Object expected."), 1);
        return 0;
    }

    err = getMatrixOfInteger32InList(pvApiCtx, addr, EXTERNAL_OBJ_ID_POSITION, &row, &col, &id);
    if (err.iErr)
    {
        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
    }

    try
    {
        exists = env.isvalidobject(*id);
    }
    catch (std::exception & e)
    {
        throw;
    }

    createScalarBoolean(pvApiCtx, 1, exists ? 1 : 0);

    LhsVar(1) = 1;
    PutLhsVar();

    return 0;
}
Exemple #3
0
int ScilabObjects::getExternalId(int * addr, void * pvApiCtx)
{
    SciErr err;
    int row = 0, col = 0;
    int * id = 0;

    err = getMatrixOfInteger32InList(pvApiCtx, addr, EXTERNAL_OBJ_ID_POSITION, &row, &col, &id);
    if (err.iErr)
    {
        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
    }

    return *id;
}
/*--------------------------------------------------------------------------*/
int getXMLObjectId(int *mlist, void *pvApiCtx)
{
    int *id = NULL;
    int row, col;

    SciErr err = getMatrixOfInteger32InList(pvApiCtx, mlist, 2, &row, &col, &id);

    if (err.iErr)
    {
        printError(&err, 0);
        return -1;
    }

    return *id;
}
Exemple #5
0
matvar_t *GetIntegerVariable(void *pvApiCtx, int iVar, const char *name, int * parent, int item_position)
{
    int rank = 0;
    size_t *pszDims = NULL;
    int *piDims = NULL;
    matvar_t *createdVar = NULL;
    int * var_addr = NULL;
    int i;
    int var_type;
    int integerType;
    SciErr sciErr;
    char * tmp_int8 = NULL;
    short * tmp_int16 = NULL;
    int * tmp_int32 = NULL;
    int * item_addr = NULL;
    unsigned char * tmp_uint8 = NULL;
    unsigned short * tmp_uint16 = NULL;
    unsigned int * tmp_uint32 = NULL;
#ifdef __SCILAB_INT64__
    long long * tmp_int64 = NULL;
    unsigned long long * tmp_uint64 = NULL;
#endif

    if (parent == NULL)
    {
        sciErr = getVarAddressFromPosition(pvApiCtx, iVar, &var_addr);
        if (sciErr.iErr)
        {
            printError(&sciErr, 0);
            return 0;
        }
        sciErr = getVarType(pvApiCtx, var_addr, &var_type);
        if (sciErr.iErr)
        {
            printError(&sciErr, 0);
            return 0;
        }
    }
    else
    {
        sciErr = getListItemAddress(pvApiCtx, parent, item_position, &item_addr);
        if (sciErr.iErr)
        {
            printError(&sciErr, 0);
            return 0;
        }
        sciErr = getVarType(pvApiCtx, item_addr, &var_type);
        if (sciErr.iErr)
        {
            printError(&sciErr, 0);
            return 0;
        }
    }

    if (var_type == sci_ints) /* 2-D array */
    {
        rank = 2;
        if ((pszDims = (size_t*)MALLOC(sizeof(size_t) * rank)) == NULL)
        {
            Scierror(999, _("%s: No more memory.\n"), "GetIntegerVariable");
            return NULL;
        }
        if ((piDims = (int*)MALLOC(sizeof(int) * rank)) == NULL)
        {
            Scierror(999, _("%s: No more memory.\n"), "GetIntegerVariable");
            return NULL;
        }

        if (parent == NULL)
        {
            sciErr = getMatrixOfIntegerPrecision(pvApiCtx, var_addr, &integerType);
        }
        else
        {
            sciErr = getMatrixOfIntegerPrecision(pvApiCtx, item_addr, &integerType);
        }

        switch (integerType)
        {
            case SCI_INT8: /* INT8 */
                if (parent == NULL)
                {
                    sciErr = getMatrixOfInteger8(pvApiCtx, var_addr, &piDims[0], &piDims[1], &tmp_int8);
                }
                else
                {
                    sciErr = getMatrixOfInteger8InList(pvApiCtx, parent, item_position, &piDims[0], &piDims[1], &tmp_int8);
                }

                for (i = 0; i < rank; i++)
                {
                    pszDims[i] = piDims[i];
                }

                createdVar = Mat_VarCreate(name, MAT_C_INT8, MAT_T_INT8, rank, pszDims, tmp_int8, 0);
                break;
            case SCI_INT16: /* INT16 */
                if (parent == NULL)
                {
                    sciErr = getMatrixOfInteger16(pvApiCtx, var_addr, &piDims[0], &piDims[1], &tmp_int16);
                }
                else
                {
                    sciErr = getMatrixOfInteger16InList(pvApiCtx, parent, item_position, &piDims[0], &piDims[1], &tmp_int16);
                }

                for (i = 0; i < rank; i++)
                {
                    pszDims[i] = piDims[i];
                }

                createdVar = Mat_VarCreate(name, MAT_C_INT16, MAT_T_INT16, rank, pszDims, tmp_int16, 0);
                break;
            case SCI_INT32: /* INT32 */
                if (parent == NULL)
                {
                    sciErr = getMatrixOfInteger32(pvApiCtx, var_addr, &piDims[0], &piDims[1], &tmp_int32);
                }
                else
                {
                    sciErr = getMatrixOfInteger32InList(pvApiCtx, parent, item_position, &piDims[0], &piDims[1], &tmp_int32);
                }

                for (i = 0; i < rank; i++)
                {
                    pszDims[i] = piDims[i];
                }

                createdVar = Mat_VarCreate(name, MAT_C_INT32, MAT_T_INT32, rank, pszDims, tmp_int32, 0);
                break;
            case SCI_UINT8: /* UINT8 */
                if (parent == NULL)
                {
                    sciErr = getMatrixOfUnsignedInteger8(pvApiCtx, var_addr, &piDims[0], &piDims[1], &tmp_uint8);
                }
                else
                {
                    sciErr = getMatrixOfUnsignedInteger8InList(pvApiCtx, parent, item_position, &piDims[0], &piDims[1], &tmp_uint8);
                }

                for (i = 0; i < rank; i++)
                {
                    pszDims[i] = piDims[i];
                }

                createdVar = Mat_VarCreate(name, MAT_C_UINT8, MAT_T_UINT8, rank, pszDims, tmp_uint8, 0);
                break;
            case SCI_UINT16: /* UINT16 */
                if (parent == NULL)
                {
                    sciErr = getMatrixOfUnsignedInteger16(pvApiCtx, var_addr, &piDims[0], &piDims[1], &tmp_uint16);
                }
                else
                {
                    sciErr = getMatrixOfUnsignedInteger16InList(pvApiCtx, parent, item_position, &piDims[0], &piDims[1], &tmp_uint16);
                }

                for (i = 0; i < rank; i++)
                {
                    pszDims[i] = piDims[i];
                }

                createdVar = Mat_VarCreate(name, MAT_C_UINT16, MAT_T_UINT16, rank, pszDims, tmp_uint16, 0);
                break;
            case SCI_UINT32: /* UINT32 */
                if (parent == NULL)
                {
                    sciErr = getMatrixOfUnsignedInteger32(pvApiCtx, var_addr, &piDims[0], &piDims[1], &tmp_uint32);
                }
                else
                {
                    sciErr = getMatrixOfUnsignedInteger32InList(pvApiCtx, parent, item_position, &piDims[0], &piDims[1], &tmp_uint32);
                }

                for (i = 0; i < rank; i++)
                {
                    pszDims[i] = piDims[i];
                }

                createdVar = Mat_VarCreate(name, MAT_C_UINT32, MAT_T_UINT32, rank, pszDims, tmp_uint32, 0);
                break;
            default:
                createdVar = NULL;
                break;
        }
    }
    else
    {
        Scierror(999, _("%s: Wrong type for first input argument: Integer matrix expected.\n"), "GetIntegerVariable");
    }

    FREE(pszDims);
    FREE(piDims);

    return createdVar;
}
Exemple #6
0
int ScilabGateway::cast(char * fname, const int envId, void * pvApiCtx)
{
    SciErr err;
    int tmpvar[2] = {0, 0};
    int * addr = 0;
    int idObj = 0;
    int row = 0, col = 0;
    int * id = 0;
    char * objName = 0;
    int ret = 0;

    CheckInputArgument(pvApiCtx, 2, 2);

    ScilabAbstractEnvironment & env = ScilabEnvironments::getEnvironment(envId);
    ScilabGatewayOptions & options = env.getGatewayOptions();
    OptionsHelper::setCopyOccurred(false);
    ScilabObjects::initialization(env, pvApiCtx);
    options.setIsNew(false);

    err = getVarAddressFromPosition(pvApiCtx, 1, &addr);
    if (err.iErr)
    {
        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
    }

    idObj = ScilabObjects::getArgumentId(addr, tmpvar, false, false, envId, pvApiCtx);

    err = getVarAddressFromPosition(pvApiCtx, 2, &addr);
    if (err.iErr)
    {
        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
    }

    if (ScilabObjects::isExternalClass(addr, pvApiCtx))
    {
        if (ScilabObjects::getEnvironmentId(addr, pvApiCtx) != envId)
        {
            throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Incompatible External Objects"));
        }

        err = getMatrixOfInteger32InList(pvApiCtx, addr, EXTERNAL_OBJ_ID_POSITION, &row, &col, &id);
        if (err.iErr)
        {
            throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
        }

        try
        {
            ret = env.castwithid(idObj, *id);
        }
        catch (std::exception & /*e*/)
        {
            ScilabObjects::removeTemporaryVars(envId, tmpvar);
            throw;
        }
    }
    else
    {
        try
        {
            objName = ScilabObjects::getSingleString(2, pvApiCtx);
        }
        catch (ScilabAbstractEnvironmentException & /*e*/)
        {
            ScilabObjects::removeTemporaryVars(envId, tmpvar);
            throw;
        }

        try
        {
            ret = env.cast(idObj, objName);
        }
        catch (std::exception & /*e*/)
        {
            freeAllocatedSingleString(objName);
            ScilabObjects::removeTemporaryVars(envId, tmpvar);
            throw;
        }
        freeAllocatedSingleString(objName);
    }

    ScilabObjects::removeTemporaryVars(envId, tmpvar);

    try
    {
        ScilabObjects::createEnvironmentObjectAtPos(EXTERNAL_OBJECT, Rhs + 1, ret, envId, pvApiCtx);
    }
    catch (ScilabAbstractEnvironmentException & /*e*/)
    {
        env.removeobject(ret);
        throw;
    }

    LhsVar(1) = Rhs + 1;
    PutLhsVar();

    return 0;
}
Exemple #7
0
int ScilabObjects::getArgumentId(int * addr, int * tmpvars, const bool isRef, const bool isClass, const int envId, void * pvApiCtx)
{
    SciErr err;
    int typ, row = 0, col = 0, returnId;
    const ScilabAbstractEnvironmentWrapper & wrapper = ScilabEnvironments::getEnvironment(envId).getWrapper();

    err = getVarType(pvApiCtx, addr, &typ);
    if (err.iErr)
    {
        removeTemporaryVars(envId, tmpvars);
        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
    }

    if (isClass && typ != sci_mlist)
    {
        removeTemporaryVars(envId, tmpvars);
        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("External Class expected"));
    }

    switch (typ)
    {
        case sci_matrix :
        {
            double * mat = 0;

            if (isVarComplex(pvApiCtx, addr))
            {
                double * imag = 0;
                err = getComplexMatrixOfDouble(pvApiCtx, addr, &row, &col, &mat, &imag);
                if (err.iErr)
                {
                    removeTemporaryVars(envId, tmpvars);
                    throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
                }

                returnId = wrap(row, col, mat, imag, wrapper, isRef);
            }
            else
            {
                err = getMatrixOfDouble(pvApiCtx, addr, &row, &col, &mat);
                if (err.iErr)
                {
                    removeTemporaryVars(envId, tmpvars);
                    throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
                }

                returnId = wrap<double>(row, col, mat, wrapper, isRef);
            }

            tmpvars[++tmpvars[0]] = returnId;

            return returnId;
        }
        case sci_ints :
        {
            int prec = 0;
            void * ints = 0;

            err = getMatrixOfIntegerPrecision(pvApiCtx, addr, &prec);
            if (err.iErr)
            {
                removeTemporaryVars(envId, tmpvars);
                throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
            }

            switch (prec)
            {
                case SCI_INT8 :
                    err = getMatrixOfInteger8(pvApiCtx, addr, &row, &col, (char**)(&ints));
                    if (err.iErr)
                    {
                        removeTemporaryVars(envId, tmpvars);
                        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
                    }

                    returnId = wrap<char>(row, col, static_cast<char *>(ints), wrapper, isRef);
                    tmpvars[++tmpvars[0]] = returnId;
                    return returnId;
                case SCI_UINT8 :
                    err = getMatrixOfUnsignedInteger8(pvApiCtx, addr, &row, &col, (unsigned char**)(&ints));
                    if (err.iErr)
                    {
                        removeTemporaryVars(envId, tmpvars);
                        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
                    }

                    returnId = wrap<unsigned char>(row, col, static_cast<unsigned char *>(ints), wrapper, isRef);
                    tmpvars[++tmpvars[0]] = returnId;
                    return returnId;
                case SCI_INT16 :
                    err = getMatrixOfInteger16(pvApiCtx, addr, &row, &col, (short**)(&ints));
                    if (err.iErr)
                    {
                        removeTemporaryVars(envId, tmpvars);
                        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
                    }

                    returnId = wrap<short>(row, col, static_cast<short *>(ints), wrapper, isRef);
                    tmpvars[++tmpvars[0]] = returnId;
                    return returnId;
                case SCI_UINT16 :
                    err = getMatrixOfUnsignedInteger16(pvApiCtx, addr, &row, &col, (unsigned short**)(&ints));
                    if (err.iErr)
                    {
                        removeTemporaryVars(envId, tmpvars);
                        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
                    }

                    returnId = wrap<unsigned short>(row, col, static_cast<unsigned short *>(ints), wrapper, isRef);
                    tmpvars[++tmpvars[0]] = returnId;
                    return returnId;
                case SCI_INT32 :
                    err = getMatrixOfInteger32(pvApiCtx, addr, &row, &col, (int**)(&ints));
                    if (err.iErr)
                    {
                        removeTemporaryVars(envId, tmpvars);
                        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
                    }

                    returnId = wrap<int>(row, col, static_cast<int *>(ints), wrapper, isRef);
                    tmpvars[++tmpvars[0]] = returnId;
                    return returnId;
                case SCI_UINT32 :
                    err = getMatrixOfUnsignedInteger32(pvApiCtx, addr, &row, &col, (unsigned int**)(&ints));
                    if (err.iErr)
                    {
                        removeTemporaryVars(envId, tmpvars);
                        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
                    }

                    returnId = wrap<unsigned int>(row, col, static_cast<unsigned int *>(ints), wrapper, isRef);
                    tmpvars[++tmpvars[0]] = returnId;
                    return returnId;

#ifdef __SCILAB_INT64__
                case SCI_INT64 :
                    err = getMatrixOfInteger64(pvApiCtx, addr, &row, &col, (long long**)(&ints));
                    if (err.iErr)
                    {
                        removeTemporaryVars(envId, tmpvars);
                        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
                    }

                    returnId = wrap<long long>(row, col, static_cast<long long *>(ints), wrapper, isRef);
                    tmpvars[++tmpvars[0]] = returnId;
                    return returnId;
                case SCI_UINT64 :
                    err = getMatrixOfUnsignedInteger64(pvApiCtx, addr, &row, &col, (unsigned long long**)(&ints));
                    if (err.iErr)
                    {
                        removeTemporaryVars(envId, tmpvars);
                        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
                    }

                    returnId = wrap<unsigned long long>(row, col, static_cast<unsigned long long *>(ints), wrapper, isRef);
                    tmpvars[++tmpvars[0]] = returnId;
                    return returnId;
#endif
            }
        }
        case sci_strings :
        {
            char ** matS = NULL;
            if (getAllocatedMatrixOfString(pvApiCtx, addr, &row, &col, &matS))
            {
                removeTemporaryVars(envId, tmpvars);
                throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
            }

            returnId = wrap<char *>(row, col, matS, wrapper, isRef);
            freeAllocatedMatrixOfString(row, col, matS);
            tmpvars[++tmpvars[0]] = returnId;

            return returnId;
        }
        case sci_boolean :
        {
            int * matB;

            err = getMatrixOfBoolean(pvApiCtx, addr, &row, &col, &matB);
            if (err.iErr)
            {
                removeTemporaryVars(envId, tmpvars);
                throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
            }

            returnId = wrapBool(row, col, matB, wrapper, isRef);
            tmpvars[++tmpvars[0]] = returnId;

            return returnId;
        }
        case sci_mlist :
        {
            int * id = 0;
            int type = getMListType(addr, pvApiCtx);
            int eId = getEnvironmentId(addr, pvApiCtx);

            if (eId != envId)
            {
                removeTemporaryVars(envId, tmpvars);
                throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Incompatible External Objects"));
            }

            if (isClass)
            {
                if (type == EXTERNAL_CLASS)
                {
                    err = getMatrixOfInteger32InList(pvApiCtx, addr, EXTERNAL_OBJ_ID_POSITION, &row, &col, &id);
                    if (err.iErr)
                    {
                        removeTemporaryVars(envId, tmpvars);
                        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
                    }
                    return *id;
                }
                else
                {
                    removeTemporaryVars(envId, tmpvars);
                    throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("External Class expected"));
                }
            }

            if (type == EXTERNAL_OBJECT || type == EXTERNAL_CLASS)
            {
                err = getMatrixOfInteger32InList(pvApiCtx, addr, EXTERNAL_OBJ_ID_POSITION, &row, &col, &id);
                if (err.iErr)
                {
                    removeTemporaryVars(envId, tmpvars);
                    throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
                }
                return *id;
            }
            else if (type == EXTERNAL_VOID)
            {
                return -1;
            }
            else
            {
                removeTemporaryVars(envId, tmpvars);
                throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("External object expected"));
            }

            break;
        }
        default :
        {
            removeTemporaryVars(envId, tmpvars);
            throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Unable to wrap. Unmanaged datatype ?"));
        }
    }
}
Exemple #8
0
void ScilabObjects::removeVar(int * addr, void * pvApiCtx)
{
    SciErr err;
    int type, row, col, * id;

    err = getVarType(pvApiCtx, addr, &type);
    if (err.iErr)
    {
        throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
    }

    if (type == sci_mlist && (isExternalObjOrClass(addr, pvApiCtx)))
    {
        err = getMatrixOfInteger32InList(pvApiCtx, addr, EXTERNAL_OBJ_ID_POSITION, &row, &col, &id);
        if (err.iErr)
        {
            throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
        }

        int envId = getEnvironmentId(addr, pvApiCtx);
        ScilabAbstractEnvironment & env = ScilabEnvironments::getEnvironment(envId);

        env.removeobject(*id);
    }
    else if (type == sci_strings)
    {
        char * varName = 0;
        if (getAllocatedSingleString(pvApiCtx, addr, &varName))
        {
            throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
        }

        err = getVarAddressFromName(pvApiCtx, varName, &addr);
        if (err.iErr)
        {
            freeAllocatedSingleString(varName);
            return;
        }

        err = getVarType(pvApiCtx, addr, &type);
        if (err.iErr)
        {
            freeAllocatedSingleString(varName);
            throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
        }

        if (type == sci_mlist && isExternalObjOrClass(addr, pvApiCtx))
        {
            err = getMatrixOfInteger32InList(pvApiCtx, addr, EXTERNAL_OBJ_ID_POSITION, &row, &col, &id);
            if (err.iErr)
            {
                freeAllocatedSingleString(varName);
                throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
            }

            int envId = getEnvironmentId(addr, pvApiCtx);
            ScilabAbstractEnvironment & env = ScilabEnvironments::getEnvironment(envId);

            env.removeobject(*id);
            deleteNamedVariable(pvApiCtx, varName);
            freeAllocatedSingleString(varName);
        }
    }
}
int get_integer_info(void* _pvCtx, int _iRhs, int* _piParent, int *_piAddr, int _iItemPos)
{
    SciErr sciErr;
    int iPrec               = 0;
    int iRows               = 0;
    int iCols               = 0;
    char* pcData            = NULL;
    short* psData           = NULL;
    int* piData             = NULL;
    unsigned char* pucData  = NULL;
    unsigned short* pusData = NULL;
    unsigned int* puiData   = NULL;

    if (_iItemPos == 0)
    {
        //Not in list
        sciErr = getMatrixOfIntegerPrecision(_pvCtx, _piAddr, &iPrec);
        if (sciErr.iErr)
        {
            printError(&sciErr, 0);
            return 0;
        }

        switch (iPrec)
        {
            case SCI_INT8 :
                sciErr = getMatrixOfInteger8(_pvCtx, _piAddr, &iRows, &iCols, &pcData);
                break;
            case SCI_INT16 :
                sciErr = getMatrixOfInteger16(_pvCtx, _piAddr, &iRows, &iCols, &psData);
                break;
            case SCI_INT32 :
                sciErr = getMatrixOfInteger32(_pvCtx, _piAddr, &iRows, &iCols, &piData);
                break;
            case SCI_UINT8 :
                sciErr = getMatrixOfUnsignedInteger8(_pvCtx, _piAddr, &iRows, &iCols, &pucData);
                break;
            case SCI_UINT16 :
                sciErr = getMatrixOfUnsignedInteger16(_pvCtx, _piAddr, &iRows, &iCols, &pusData);
                break;
            case SCI_UINT32 :
                sciErr = getMatrixOfUnsignedInteger32(_pvCtx, _piAddr, &iRows, &iCols, &puiData);
                break;
            default :
                return 1;
        }
    }
    else
    {
        sciErr = getMatrixOfIntegerPrecision(_pvCtx, _piAddr, &iPrec);
        if (sciErr.iErr)
        {
            printError(&sciErr, 0);
            return 0;
        }

        switch (iPrec)
        {
            case SCI_INT8 :
                sciErr = getMatrixOfInteger8InList(_pvCtx, _piParent, _iItemPos, &iRows, &iCols, &pcData);
                break;
            case SCI_INT16 :
                sciErr = getMatrixOfInteger16InList(_pvCtx, _piParent, _iItemPos, &iRows, &iCols, &psData);
                break;
            case SCI_INT32 :
                sciErr = getMatrixOfInteger32InList(_pvCtx, _piParent, _iItemPos, &iRows, &iCols, &piData);
                break;
            case SCI_UINT8 :
                sciErr = getMatrixOfUnsignedInteger8InList(_pvCtx, _piParent, _iItemPos, &iRows, &iCols, &pucData);
                break;
            case SCI_UINT16 :
                sciErr = getMatrixOfUnsignedInteger16InList(_pvCtx, _piParent, _iItemPos, &iRows, &iCols, &pusData);
                break;
            case SCI_UINT32 :
                sciErr = getMatrixOfUnsignedInteger32InList(_pvCtx, _piParent, _iItemPos, &iRows, &iCols, &puiData);
                break;
            default :
                return 1;
        }
    }

    if (sciErr.iErr)
    {
        printError(&sciErr, 0);
        return 0;
    }

    insert_indent();

    if (iPrec > 10)
    {
        sciprint("Unsigned ");
    }

    sciprint("Integer %d bits (%d x %d)\n", (iPrec % 10) * 8, iRows, iCols);
    return 0;;
}