mirror of https://github.com/vitalif/grive2
151 lines
3.8 KiB
C++
151 lines
3.8 KiB
C++
/*
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grive: an GPL program to sync a local directory with Google Drive
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Copyright (C) 2012 Wan Wai Ho
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation version 2
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of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#pragma once
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#include <boost/format.hpp>
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#include <memory>
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namespace gr {
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namespace log
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{
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/// defines the types of the log message
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enum Serverity
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{
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/// user unfriendly messages. only meant for developers.
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debug,
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/// enabled only if -V is specified. grive tries to tell you every
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/// single thing it tries to do.
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verbose,
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/// notification messages indicates nothing is going wrong
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info,
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/// potential error messages
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warning,
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/// an error has occurs but grive doesn't need to quit
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error,
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/// grive cannot proceed
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critical,
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/// must be put at the end, equal to number of serverities
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serverity_count
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} ;
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typedef boost::format Fmt ;
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}
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/*! \brief Base class and singleton of log facilities
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*/
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class LogBase
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{
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public :
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virtual void Log( const log::Fmt& msg, log::Serverity s = log::info ) = 0 ;
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virtual bool Enable( log::Serverity s, bool enable = true ) = 0 ;
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virtual bool IsEnabled( log::Serverity s ) const = 0 ;
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static LogBase* Inst( LogBase *log = 0 ) ;
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virtual ~LogBase() ;
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protected :
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LogBase() ;
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} ;
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class DisableLog
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{
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public :
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DisableLog( log::Serverity s ) ;
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~DisableLog() ;
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private :
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log::Serverity m_sev ;
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bool m_prev ;
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} ;
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void Log( const std::string& str, log::Serverity s = log::info ) ;
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template <typename P1>
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void Log( const std::string& fmt, const P1& p1, log::Serverity s = log::info )
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{
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LogBase::Inst()->Log( log::Fmt(fmt) % p1, s ) ;
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}
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template <typename P1, typename P2>
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void Log( const std::string& fmt, const P1& p1, const P2& p2, log::Serverity s = log::info )
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{
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LogBase::Inst()->Log( log::Fmt(fmt) % p1 % p2, s ) ;
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}
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template <typename P1, typename P2, typename P3>
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void Log( const std::string& fmt, const P1& p1, const P2& p2, const P3& p3, log::Serverity s = log::info )
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{
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LogBase::Inst()->Log( log::Fmt(fmt) % p1 % p2 % p3, s ) ;
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}
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template <typename P1, typename P2, typename P3, typename P4>
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void Log(
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const std::string& fmt,
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const P1& p1,
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const P2& p2,
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const P3& p3,
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const P4& p4,
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log::Serverity s = log::info )
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{
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LogBase::Inst()->Log( log::Fmt(fmt) % p1 % p2 % p3 % p4, s ) ;
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}
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template <typename P1, typename P2, typename P3, typename P4, typename P5>
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void Log( const std::string& fmt, const P1& p1, const P2& p2, const P3& p3, const P4& p4, const P5& p5, log::Serverity s = log::info )
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{
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LogBase::Inst()->Log( log::Fmt(fmt) % p1 % p2 % p3 % p4 % p5, s ) ;
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}
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void Trace( const std::string& str ) ;
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template <typename P1>
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void Trace( const std::string& fmt, const P1& p1 )
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{
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LogBase::Inst()->Log( log::Fmt(fmt) % p1, log::debug ) ;
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}
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template <typename P1, typename P2>
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void Trace( const std::string& fmt, const P1& p1, const P2& p2 )
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{
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LogBase::Inst()->Log( log::Fmt(fmt) % p1 % p2, log::debug ) ;
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}
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template <typename P1, typename P2, typename P3>
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void Trace( const std::string& fmt, const P1& p1, const P2& p2, const P3& p3 )
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{
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LogBase::Inst()->Log( log::Fmt(fmt) % p1 % p2 % p3, log::debug ) ;
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}
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template <typename P1, typename P2, typename P3, typename P4>
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void Trace( const std::string& fmt, const P1& p1, const P2& p2, const P3& p3, const P4& p4 )
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{
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LogBase::Inst()->Log( log::Fmt(fmt) % p1 % p2 % p3 % p4, log::debug ) ;
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}
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} // end of namespace
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