Claw 1.7.3
logger.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@gamned.org
24*/
30#ifndef __CLAW_LOGGER_HPP__
31#define __CLAW_LOGGER_HPP__
32
33#include <ostream>
34#include <list>
35#include <string>
36
37#include <claw/log_level.hpp>
38#include <claw/log_stream.hpp>
39
40#ifndef CLAW_LOGGER_EXPORT
41# ifdef CLAW_LOGGER_NO_EXPORT
42# define CLAW_LOGGER_EXPORT
43# else
44# ifdef _WIN32
45# ifdef claw_logger_EXPORTS
46# define CLAW_LOGGER_EXPORT __declspec(dllexport)
47# else
48# define CLAW_LOGGER_EXPORT __declspec(dllimport)
49# endif // def claw_logger_EXPORTS
50# else // def _WIN32
51# define CLAW_LOGGER_EXPORT
52# endif // def _WIN32
53# endif // def CLAW_LOGGER_NO_EXPORT
54#endif // ndef CLAW_LOGGER_EXPORT
55
56namespace claw
57{
72 {
73 public:
74 typedef log_stream stream_type;
75 typedef std::list<stream_type*> stream_list_type;
76
77 public:
78 CLAW_LOGGER_EXPORT log_system();
79 CLAW_LOGGER_EXPORT ~log_system();
80 CLAW_LOGGER_EXPORT void clear();
81
82 CLAW_LOGGER_EXPORT void merge( stream_type* s );
83 CLAW_LOGGER_EXPORT void remove( const stream_type* s );
84 CLAW_LOGGER_EXPORT void set( stream_type* s );
85 CLAW_LOGGER_EXPORT void set_level( int lvl );
86 CLAW_LOGGER_EXPORT void set_level( const log_level& lvl );
87
88 CLAW_LOGGER_EXPORT void flush();
89
90 template<typename T>
91 log_system& operator<<( const T& that );
92
93 CLAW_LOGGER_EXPORT log_system& operator<<( const log_level& that );
94 CLAW_LOGGER_EXPORT log_system& operator<<( log_system& (*pf)(log_system&) );
95
96 private:
99 int m_log_level;
100
102 int m_message_level;
103
105 stream_list_type m_stream;
106
107 }; // class log_system
108
109 CLAW_LOGGER_EXPORT extern log_system logger;
110
111 CLAW_LOGGER_EXPORT log_system& lendl(log_system& log);
112
113} // namespace claw
114
115namespace std
116{
117 CLAW_LOGGER_EXPORT claw::log_system& endl( claw::log_system& log );
118} // namespace std
119
120// template methods
121#include <claw/impl/logger.tpp>
122
123#endif // __CLAW_LOGGER_HPP__
Set the level of the next message for logger_system::operator<<().
Definition log_level.hpp:58
Base class for streams accepting log output.
A class implementing a logging system.
Definition logger.hpp:72
CLAW_LOGGER_EXPORT void remove(const stream_type *s)
Remove a stream.
Definition logger.cpp:91
CLAW_LOGGER_EXPORT void clear()
Delete the streams.
Definition logger.cpp:65
CLAW_LOGGER_EXPORT ~log_system()
Destructor.
Definition logger.cpp:56
CLAW_LOGGER_EXPORT void set_level(int lvl)
Change the level of log.
Definition logger.cpp:116
CLAW_LOGGER_EXPORT void set(stream_type *s)
Set the output stream.
Definition logger.cpp:105
CLAW_LOGGER_EXPORT void flush()
Flush all log streams.
Definition logger.cpp:135
CLAW_LOGGER_EXPORT void merge(stream_type *s)
Add an other output stream.
Definition logger.cpp:80
CLAW_LOGGER_EXPORT log_system()
Default constructor.
Definition logger.cpp:46
A class to pass log information to the loggers.
Some basic classes for logging.
This is the main namespace.
Definition algorithm.hpp:34
CLAW_LOGGER_EXPORT log_system & lendl(log_system &log)
Add a new line caracter to a logger and flush it.
Definition logger.cpp:177
log_system logger
The default log system provided by claw.
Definition logger.cpp:37