libept
debtags/maint/path.h
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1 // -*- mode: c++; indent-tabs-mode: t -*-
6 /*
7  * Copyright (C) 2005,2006,2007 Enrico Zini <enrico@debian.org>
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17  * GNU General Public License for more details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this program; if not, write to the Free Software
21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22  */
23 
24 #include <string>
25 
26 struct stat;
27 
28 #ifndef EPT_DEBTAGS_PATH_H
29 #define EPT_DEBTAGS_PATH_H
30 
31 namespace ept {
32 namespace debtags {
33 
37 class Path
38 {
39 public:
40  static std::string vocabulary();
41  static std::string userVocabulary();
42  static std::string tagdb();
43  static std::string userTagdb();
44 
45  static std::string debtagsSourceDir();
46  static std::string debtagsIndexDir();
47  static std::string debtagsUserSourceDir();
48  static std::string debtagsUserIndexDir();
49 
50  // Directory where Debtags source data is found
51  static void setDebtagsSourceDir( const std::string &s );
52 
53  // Directory where Debtags indexes are kept
54  static void setDebtagsIndexDir( const std::string &s );
55 
56  // User-specific directory for Debtags source data
57  static void setDebtagsUserSourceDir( const std::string &s );
58 
59  // User-specific directory for Debtags index data
60  static void setDebtagsUserIndexDir( const std::string &s );
61 
62  static int access( const std::string &, int );
63  static time_t timestamp( const std::string& );
64 
65  // RAII-style classes to temporarily override directories
67  {
68  std::string old;
69  public:
70  OverrideDebtagsSourceDir(const std::string& path) : old(Path::debtagsSourceDir())
71  {
73  }
75  };
77  {
78  std::string old;
79  public:
80  OverrideDebtagsIndexDir(const std::string& path) : old(Path::debtagsIndexDir())
81  {
83  }
85  };
87  {
88  std::string old;
89  public:
90  OverrideDebtagsUserSourceDir(const std::string& path) : old(Path::debtagsUserSourceDir())
91  {
93  }
95  };
97  {
98  std::string old;
99  public:
100  OverrideDebtagsUserIndexDir(const std::string& path) : old(Path::debtagsUserIndexDir())
101  {
103  }
105  };
106 protected:
107  static Path *s_instance;
108  static Path &instance();
109 
110  // Directory where Debtags source data is found
111  std::string m_debtagsSourceDir;
112 
113  // Directory where Debtags indexes are kept
114  std::string m_debtagsIndexDir;
115 
116  // User-specific directory for Debtags source data
118 
119  // User-specific directory for Debtags index data
121 };
122 
123 }
124 }
125 
126 // vim:set ts=4 sw=4:
127 #endif