1 : // -*- mode: c++; indent-tabs-mode: t -*-
2 : /** \file
3 : * popcon paths
4 : */
5 :
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 : #ifndef EPT_TEXTSEARCH_PATH_H
25 : #define EPT_TEXTSEARCH_PATH_H
26 :
27 : #include <string>
28 :
29 : struct stat;
30 :
31 : namespace ept {
32 : namespace textsearch {
33 :
34 : /**
35 : * Singleton class to configure and access the various Popcon paths
36 : */
37 : class Path
38 1 : {
39 : public:
40 : static std::string indexDir();
41 : static std::string index();
42 :
43 : // Directory where Popcon source data is found
44 : static void setIndexDir( const std::string &s );
45 :
46 : static int access( const std::string &, int );
47 : static time_t indexTimestamp();
48 : static void setTimestamp(time_t ts);
49 :
50 : // RAII-style classes to temporarily override directories
51 : class OverrideIndexDir
52 : {
53 : std::string old;
54 : public:
55 11 : OverrideIndexDir(const std::string& path) : old(Path::indexDir())
56 : {
57 11 : Path::setIndexDir(path);
58 11 : }
59 11 : ~OverrideIndexDir() { Path::setIndexDir(old); }
60 : };
61 :
62 : protected:
63 : static Path *s_instance;
64 : static Path &instance();
65 :
66 : // Directory where Popcon source data is found
67 : std::string m_indexDir;
68 : };
69 :
70 : }
71 : }
72 :
73 : // vim:set ts=4 sw=4:
74 : #endif
|