1 karl  1.8 //%2004////////////////////////////////////////////////////////////////////////

  2 mike  1.2 //

  3 karl  1.8 // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development
  4           // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.
  5           // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.;

  6 karl  1.7 // IBM Corp.; EMC Corporation, The Open Group.

  7 karl  1.8 // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
  8           // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.

  9 mike  1.2 //
 10           // Permission is hereby granted, free of charge, to any person obtaining a copy

 11 kumpf 1.4 // of this software and associated documentation files (the "Software"), to
 12           // deal in the Software without restriction, including without limitation the
 13           // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or

 14 mike  1.2 // sell copies of the Software, and to permit persons to whom the Software is
 15           // furnished to do so, subject to the following conditions:
 16           // 

 17 kumpf 1.4 // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN

 18 mike  1.2 // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
 19           // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT

 20 kumpf 1.4 // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
 21           // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 22           // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN

 23 mike  1.2 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 24           // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 25           //
 26           //==============================================================================
 27           //
 28           // Author: Mike Brasher (mbrasher@bmc.com)
 29           //
 30           // Modified By:
 31           //
 32           //%/////////////////////////////////////////////////////////////////////////////
 33           
 34           #ifndef Pegasus_WQLParserState_h
 35           #define Pegasus_WQLParserState_h
 36           
 37           #include <Pegasus/Common/Config.h>

 38 kumpf 1.5 #include <Pegasus/Common/ArrayInternal.h>

 39 mike  1.2 #include <Pegasus/WQL/WQLSelectStatement.h>
 40           
 41           PEGASUS_NAMESPACE_BEGIN
 42           
 43           /** This is an internal structure used for holding parser state information
 44               during parsing (while inside the WQLParser::parse() method). Instances
 45               of this class are created and destroyed by WQLParser::parse().
 46           */
 47           struct WQLParserState
 48           {
 49               //
 50               // Text containing SELECT statement (must be null-terminated).
 51               //
 52           

 53 mike  1.3     const char* text;
 54           
 55               //
 56               // Size in bytes (including null terminator) of the text.
 57               //
 58           
 59               Uint32 textSize;

 60 mike  1.2 
 61               //
 62               // Offset to current parser position in the above text.
 63               //
 64           
 65               Uint32 offset;
 66           
 67               //
 68               // The output object being initialized during parsing. This object is

 69 kumpf 1.6     // set to point to the statement argument passed to the WQLParser::parse()

 70 mike  1.2     // method.
 71               //
 72           
 73               WQLSelectStatement* statement;
 74           
 75               //
 76               // Set to true when there is an error (set by WQL_error()).
 77               //
 78           
 79               Boolean error;
 80           
 81               //
 82               // Error message if any (set by WQL_error()).
 83               //
 84           
 85               String errorMessage;
 86           
 87               //
 88               // A list of strings created by lexer. These are deleted by the
 89               // WQLParser when cleaning up in the parse() method. It is not possible
 90               // to reliably clean them up anywhere else due to potential parse errors
 91 mike  1.2     // which prevent YACC actions (which might attempt to free them) from
 92               // being reached. These strings are outstanding in the sense that they
 93               // need to be cleaned up (not in the sense that they are excellent examples
 94               // of strings).
 95               //
 96           
 97               Array<char*> outstandingStrings;
 98           };
 99           
100           PEGASUS_NAMESPACE_END
101           
102           #endif /* Pegasus_WQLParserState_h */