claw 1.9.0
 
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system_info_unix.hpp
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1/*
2 CLAW - a C++ Library Absolutely Wonderful
3
4 CLAW is a free library without any particular aim but being useful to
5 anyone.
6
7 Copyright (C) 2005-2011 Julien Jorge
8
9 This library is free software; you can redistribute it and/or
10 modify it under the terms of the GNU Lesser General Public
11 License as published by the Free Software Foundation; either
12 version 2.1 of the License, or (at your option) any later version.
13
14 This library 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 GNU
17 Lesser General Public License for more details.
18
19 You should have received a copy of the GNU Lesser General Public
20 License along with this library; if not, write to the Free Software
21 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22
23 contact: julien.jorge@stuff-o-matic.com
24*/
31#ifndef __CLAW_SYSTEM_INFO_UNIX_HPP__
32#define __CLAW_SYSTEM_INFO_UNIXHPP__
33
34#include <cstdlib>
35#include <string>
36
37namespace claw
38{
45 {
46 public:
50 static std::string get_user_name()
51 {
52 std::string result(get_environment("USER"));
53
54 if(result.empty())
55 result = get_environment("LOGNAME");
56
57 return result;
58 }
59
63 static std::string get_user_directory()
64 {
65 return get_environment("HOME");
66 }
67
71 template <typename Sequence>
72 static void get_path(Sequence& path)
73 {
74 //
75 }
76
80 static std::string get_host_name()
81 {
82 return get_environment("HOSTNAME");
83 }
84
89 static std::string get_temporary_directory()
90 {
91 return get_environment("TMPDIR");
92 }
93
98 static std::string get_environment(const std::string& var)
99 {
100 char* value = getenv(var.c_str());
101 std::string result;
102
103 if(value)
104 result = value;
105
106 return result;
107 }
108
109 }; // class system_info
110}
111
112#endif // __CLAW_SYSTEM_INFO_UNIX_HPP__
A class to get some informations about the system in which your program runs.
static void get_path(Sequence &path)
Get system's paths.
static std::string get_host_name()
Get the name of out host.
static std::string get_user_directory()
Get the path of the user's personnal directory.
static std::string get_user_name()
Get the name of the user (the name used for the connection).
static std::string get_environment(const std::string &var)
Get an environment variable.
static std::string get_temporary_directory()
Get the path of the directory used by the system to save temporary files.
This is the main namespace.