pegasus/src/Pegasus/WQL/WQLParserState.h - diff

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Diff for /pegasus/src/Pegasus/WQL/WQLParserState.h between version 1.1.2.1 and 1.10

version 1.1.2.1, 2001/12/02 20:36:49

version 1.10, 2006/01/30 16:18:36

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//%/////////////////////////////////////////////////////////////////////////////

//%2006////////////////////////////////////////////////////////////////////////

// The Open Group, Tivoli Systems

// Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.

// IBM Corp.; EMC Corporation, The Open Group.

// IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.

// EMC Corporation; VERITAS Software Corporation; The Open Group.

// EMC Corporation; Symantec Corporation; The Open Group.

// Permission is hereby granted, free of charge, to any person obtaining a copy

// of this software and associated documentation files (the "Software"), to

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#define Pegasus_WQLParserState_h

#include <Pegasus/Common/Config.h>

#include <Pegasus/Common/ArrayInternal.h>

#include <Pegasus/WQL/WQLSelectStatement.h>

PEGASUS_NAMESPACE_BEGIN

/** This is an internal structure used for holding parser state information

during parsing (while inside the WQLParser::parse() method). Instances

of this class are created and destroyed by WQLParser::parse().

struct WQLParserState

{

WQLParserState() { }

// Text containing SELECT statement (must be null-terminated).

const char* text;

// Size in bytes (including null terminator) of the text.

Uint32 textSize;

// Offset to current parser position in the above text.

Array<Sint8> text;

Uint32 offset;

// The output object being initialized during parsing. This object is

// set to point to the statement argument passed to the WQLParser::parse()

// method.

WQLSelectStatement* statement;

// Set to true when there is an error (set by WQL_error()).

Boolean error;

const String errorMessage;

// Error message if any (set by WQL_error()).

String errorMessage;

// A list of strings created by lexer. These are deleted by the

// WQLParser when cleaning up in the parse() method. It is not possible

// to reliably clean them up anywhere else due to potential parse errors

// which prevent YACC actions (which might attempt to free them) from

// being reached. These strings are outstanding in the sense that they

// need to be cleaned up (not in the sense that they are excellent examples

// of strings).

Array<char*> outstandingStrings;

};

PEGASUS_NAMESPACE_END

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