source: trunk/src/xmlpatterns/parser/TokenLookup.gperf@ 98

Last change on this file since 98 was 2, checked in by Dmitry A. Kuminov, 16 years ago

Initially imported qt-all-opensource-src-4.5.1 from Trolltech.
File size: 7.5 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** Contact: Qt Software Information ([email protected])
5**
6** This file is part of the QtXmlPatterns module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial Usage
10** Licensees holding valid Qt Commercial licenses may use this file in
11** accordance with the Qt Commercial License Agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and Nokia.
14**
15** GNU Lesser General Public License Usage
16** Alternatively, this file may be used under the terms of the GNU Lesser
17** General Public License version 2.1 as published by the Free Software
18** Foundation and appearing in the file LICENSE.LGPL included in the
19** packaging of this file. Please review the following information to
20** ensure the GNU Lesser General Public License version 2.1 requirements
21** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
22**
23** In addition, as a special exception, Nokia gives you certain
24** additional rights. These rights are described in the Nokia Qt LGPL
25** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
26** package.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you are unsure which license is appropriate for your use, please
37** contact the sales department at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42/**
43 * @file qtokenlookup.cpp
44 * @short This file is generated from TokenLookup.gperf and contains
45 * TokenLookup, a class housing a perfect hash function class for XQuery's keywords.
46 * @author Frans Englich <[email protected]>
47 */
48
49/**
50 * @class QPatternist::TokenLookup
51 * @short Contains a perfect hash function for XQuery's keywords.
52 */
53
54/**
55 * @fn QPatternist::TokenLookup::value(const QString &keyword)
56 * Looks up @p keyword and returns a pointer to the corresponding value.
57 *
58 * If @p keyword is not contained in the hash, a null pointer is returned.
59 */
60
61/**
62 * @file
63 * @short This file is the @c gperf declaration for generating TokenLookup.cpp.
64 *
65 * You generate TokenLookup.cpp by running:
66 *
67 * @code
68 * gperf TokenLookup.gperf --output-file=../src/parser/TokenLookup.cpp
69 * @endcode
70 *
71 * @c gperf generates a perfect hash function, which the tokenizer, src/parser/qxquerytokenizer.cpp,
72 * uses for looking up XQuery keywords.
73 *
74 * @see <a href="http://en.wikipedia.org/wiki/Perfect_hash_function">Perfect hash function, Wikipedia</a>
75 * @see <a href="http://www.gnu.org/software/gperf/manual/gperf.html">Perfect Hash Function Generator</a>
76 */
77
78%language=C++
79
80/* Declare data const such that the compiler can put them
81 * in the read-only section. */
82%readonly-tables
83
84/* Yes, for crisps sake, we want enums instead of macros. */
85%enum
86
87/* Rename in_word_set to value, such that it's more
88 * like QHash::value(). */
89%define lookup-function-name value
90
91/* Rename Perfect_Hash to TokenLookup. More Qt/Patternist'ish. */
92%define class-name TokenLookup
93
94/* Output initializers for the TokenMap struct. Note the lack
95 * of a space between the comma and ERROR. Anything else is
96 * a syntax error to gperf. Rocket science. */
97%define initializer-suffix ,ERROR
98
99%struct-type
100
101struct TokenMap
102{
103 const char *name;
104 const Tokenizer::TokenType token;
105}
106
107%{
108
109QT_BEGIN_NAMESPACE
110
111namespace QPatternist
112{
113
114%}
115
116/* The strings below are in UTF-16 encoding. Subsequently, each ASCII
117 * character is stored as the ASCII character, followed by a null byte.
118 * Sorted alphabetically. */
119%%
120"ancestor", ANCESTOR
121"ancestor-or-self", ANCESTOR_OR_SELF
122"and", AND
123"as", AS
124"ascending", ASCENDING
125"assign", ASSIGN
126"at", AT
127"attribute", ATTRIBUTE
128"base-uri", BASEURI
129"boundary-space", BOUNDARY_SPACE
130"by", BY
131"case", CASE
132"castable", CASTABLE
133"cast", CAST
134"child", CHILD
135"collation", COLLATION
136"comment", COMMENT
137"construction", CONSTRUCTION
138"copy-namespaces", COPY_NAMESPACES
139"declare", DECLARE
140"default", DEFAULT
141"descendant", DESCENDANT
142"descendant-or-self", DESCENDANT_OR_SELF
143"descending", DESCENDING
144"div", DIV
145"document", DOCUMENT
146"document-node", DOCUMENT_NODE