1 karl 1.7 //%2003////////////////////////////////////////////////////////////////////////
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2 mike 1.2 //
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3 karl 1.7 // 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 // IBM Corp.; EMC Corporation, The Open Group.
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7 mike 1.2 //
8 // Permission is hereby granted, free of charge, to any person obtaining a copy
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9 kumpf 1.4 // of this software and associated documentation files (the "Software"), to
10 // deal in the Software without restriction, including without limitation the
11 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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12 mike 1.2 // sell copies of the Software, and to permit persons to whom the Software is
13 // furnished to do so, subject to the following conditions:
14 //
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15 kumpf 1.4 // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
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16 mike 1.2 // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
17 // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
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18 kumpf 1.4 // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
19 // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
20 // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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21 mike 1.2 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
22 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 //
24 //==============================================================================
25 //
26 // Author: Mike Brasher (mbrasher@bmc.com)
27 //
28 // Modified By:
29 //
30 //%/////////////////////////////////////////////////////////////////////////////
31
32 #ifndef Pegasus_WQLParserState_h
33 #define Pegasus_WQLParserState_h
34
35 #include <Pegasus/Common/Config.h>
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36 kumpf 1.5 #include <Pegasus/Common/ArrayInternal.h>
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37 mike 1.2 #include <Pegasus/WQL/WQLSelectStatement.h>
38
39 PEGASUS_NAMESPACE_BEGIN
40
41 /** This is an internal structure used for holding parser state information
42 during parsing (while inside the WQLParser::parse() method). Instances
43 of this class are created and destroyed by WQLParser::parse().
44 */
45 struct WQLParserState
46 {
47 //
48 // Text containing SELECT statement (must be null-terminated).
49 //
50
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51 mike 1.3 const char* text;
52
53 //
54 // Size in bytes (including null terminator) of the text.
55 //
56
57 Uint32 textSize;
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58 mike 1.2
59 //
60 // Offset to current parser position in the above text.
61 //
62
63 Uint32 offset;
64
65 //
66 // The output object being initialized during parsing. This object is
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67 kumpf 1.6 // set to point to the statement argument passed to the WQLParser::parse()
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68 mike 1.2 // method.
69 //
70
71 WQLSelectStatement* statement;
72
73 //
74 // Set to true when there is an error (set by WQL_error()).
75 //
76
77 Boolean error;
78
79 //
80 // Error message if any (set by WQL_error()).
81 //
82
83 String errorMessage;
84
85 //
86 // A list of strings created by lexer. These are deleted by the
87 // WQLParser when cleaning up in the parse() method. It is not possible
88 // to reliably clean them up anywhere else due to potential parse errors
89 mike 1.2 // which prevent YACC actions (which might attempt to free them) from
90 // being reached. These strings are outstanding in the sense that they
91 // need to be cleaned up (not in the sense that they are excellent examples
92 // of strings).
93 //
94
95 Array<char*> outstandingStrings;
96 };
97
98 PEGASUS_NAMESPACE_END
99
100 #endif /* Pegasus_WQLParserState_h */
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