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comparison generator/parser/rpp/pp-internal.h @ 1:e78566595089

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initial import
author mandel
date Mon, 11 May 2009 16:01:50 +0000
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children 09a0f1d048f2
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0:36fb74dc547d 1:e78566595089
1 /****************************************************************************
2 **
3 ** Copyright (C) 1992-2008 Nokia. All rights reserved.
4 ** Copyright 2005 Roberto Raggi <roberto@kdevelop.org>
5 **
6 ** This file is part of Qt Jambi.
7 **
8 ** * Commercial Usage
9 * Licensees holding valid Qt Commercial licenses may use this file in
10 * accordance with the Qt Commercial License Agreement provided with the
11 * Software or, alternatively, in accordance with the terms contained in
12 * a written agreement between you and Nokia.
13 *
14 *
15 * GNU General Public License Usage
16 * Alternatively, this file may be used under the terms of the GNU
17 * General Public License versions 2.0 or 3.0 as published by the Free
18 * Software Foundation and appearing in the file LICENSE.GPL included in
19 * the packaging of this file. Please review the following information
20 * to ensure GNU General Public Licensing requirements will be met:
21 * http://www.fsf.org/licensing/licenses/info/GPLv2.html and
22 * http://www.gnu.org/copyleft/gpl.html. In addition, as a special
23 * exception, Nokia gives you certain additional rights. These rights
24 * are described in the Nokia Qt GPL Exception version 1.2, included in
25 * the file GPL_EXCEPTION.txt in this package.
26 *
27 * Qt for Windows(R) Licensees
28 * As a special exception, Nokia, as the sole copyright holder for Qt
29 * Designer, grants users of the Qt/Eclipse Integration plug-in the
30 * right for the Qt/Eclipse Integration to link to functionality
31 * provided by Qt Designer and its related libraries.
32 *
33 *
34 * If you are unsure which license is appropriate for your use, please
35 * contact the sales department at qt-sales@nokia.com.
36
37 **
38 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
39 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
40 **
41 ****************************************************************************/
42
43 #ifndef PP_INTERNAL_H
44 #define PP_INTERNAL_H
45
46 #include <algorithm>
47
48 namespace rpp {
49
50 namespace _PP_internal
51 {
52
53 inline void extract_file_path (const std::string &__filename, std::string *__filepath)
54 {
55 std::size_t __index = __filename.rfind (PATH_SEPARATOR);
56
57 if (__index == std::string::npos)
58 *__filepath = "/";
59
60 else
61 __filepath->assign (__filename, 0, __index + 1);
62 }
63
64 template <typename _OutputIterator>
65 void output_line(const std::string &__filename, int __line, _OutputIterator __result)
66 {
67 std::string __msg;
68
69 __msg += "# ";
70
71 char __line_descr[16];
72 pp_snprintf (__line_descr, 16, "%d", __line);
73 __msg += __line_descr;
74
75 __msg += " \"";
76
77 if (__filename.empty ())
78 __msg += "<internal>";
79 else
80 __msg += __filename;
81
82 __msg += "\"\n";
83 std::copy (__msg.begin (), __msg.end (), __result);
84 }
85
86 template <typename _InputIterator>
87 inline bool comment_p (_InputIterator __first, _InputIterator __last) /*const*/
88 {
89 if (__first == __last)
90 return false;
91
92 if (*__first != '/')
93 return false;
94
95 if (++__first == __last)
96 return false;
97
98 return (*__first == '/' || *__first == '*');
99 }
100
101 struct _Compare_string: public std::binary_function<bool, pp_fast_string const *, pp_fast_string const *>
102 {
103 inline bool operator () (pp_fast_string const *__lhs, pp_fast_string const *__rhs) const
104 { return *__lhs < *__rhs; }
105 };
106
107 struct _Equal_to_string: public std::binary_function<bool, pp_fast_string const *, pp_fast_string const *>
108 {
109 inline bool operator () (pp_fast_string const *__lhs, pp_fast_string const *__rhs) const
110 { return *__lhs == *__rhs; }
111 };
112
113 struct _Hash_string: public std::unary_function<std::size_t, pp_fast_string const *>
114 {
115 inline std::size_t operator () (pp_fast_string const *__s) const
116 {
117 char const *__ptr = __s->begin ();
118 std::size_t __size = __s->size ();
119 std::size_t __h = 0;
120
121 for (std::size_t i = 0; i < __size; ++i)
122 __h = (__h << 5) - __h + __ptr [i];
123
124 return __h;
125 }
126 };
127
128 } // _PP_internal
129
130 } // namespace rpp
131
132 #endif // PP_INTERNAL_H
133
134 // kate: space-indent on; indent-width 2; replace-tabs on;