grive2/libgrive/src/util/log/Log.cc

84 lines
1.6 KiB
C++

/*
grive: an GPL program to sync a local directory with Google Drive
Copyright (C) 2012 Wan Wai Ho
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation version 2
of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "Log.hh"
#include <cassert>
namespace gr {
class MockLog : public LogBase
{
public :
void Log( const log::Fmt&, log::Serverity )
{
}
bool Enable( log::Serverity, bool enable )
{
return enable ;
}
bool IsEnabled( log::Serverity ) const
{
return true ;
}
} ;
LogBase* LogBase::Inst( LogBase *log )
{
static std::unique_ptr<LogBase> inst( new MockLog ) ;
if ( log != 0 )
inst.reset( log ) ;
assert( inst.get() != 0 ) ;
return inst.get() ;
}
LogBase::LogBase()
{
}
LogBase::~LogBase()
{
}
void Log( const std::string& str, log::Serverity s )
{
LogBase::Inst()->Log( log::Fmt(str), s ) ;
}
void Trace( const std::string& str )
{
LogBase::Inst()->Log( log::Fmt(str), log::debug ) ;
}
DisableLog::DisableLog( log::Serverity s ) :
m_sev( s ),
m_prev( LogBase::Inst()->Enable( s, false ) )
{
}
DisableLog::~DisableLog()
{
LogBase::Inst()->Enable( m_sev, m_prev ) ;
}
} // end of namespace