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73 lines
2.6 KiB
C++
73 lines
2.6 KiB
C++
// log.h
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/**
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* Copyright (C) 2008 10gen Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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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 Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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class Nullstream {
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public:
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Nullstream& operator<<(const char *) { return *this; }
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Nullstream& operator<<(int) { return *this; }
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Nullstream& operator<<(unsigned long) { return *this; }
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Nullstream& operator<<(unsigned) { return *this; }
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Nullstream& operator<<(double) { return *this; }
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Nullstream& operator<<(void *) { return *this; }
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Nullstream& operator<<(long long) { return *this; }
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Nullstream& operator<<(unsigned long long) { return *this; }
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Nullstream& operator<<(const string&) { return *this; }
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Nullstream& operator<< (ostream& ( *endl )(ostream&)) { return *this; }
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Nullstream& operator<< (ios_base& (*hex)(ios_base&)) { return *this; }
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};
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inline Nullstream& endl ( Nullstream& os ) { return os; }
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extern Nullstream nullstream;
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#define LOGIT { boostlock lk(mutex); cout << x; return *this; }
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class Logstream {
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static boost::mutex mutex;
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public:
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void flush() { boostlock lk(mutex); cout.flush(); }
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Logstream& operator<<(const char *x) LOGIT
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Logstream& operator<<(char x) LOGIT
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Logstream& operator<<(int x) LOGIT
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Logstream& operator<<(unsigned long x) LOGIT
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Logstream& operator<<(unsigned x) LOGIT
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Logstream& operator<<(double x) LOGIT
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Logstream& operator<<(void *x) LOGIT
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Logstream& operator<<(long long x) LOGIT
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Logstream& operator<<(unsigned long long x) LOGIT
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Logstream& operator<<(const string& x) LOGIT
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Logstream& operator<< (ostream& ( *_endl )(ostream&)) { boostlock lk(mutex); cout << _endl; return *this; }
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Logstream& operator<< (ios_base& (*_hex)(ios_base&)) { boostlock lk(mutex); cout << _hex; return *this; }
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Logstream& prolog(bool withNs = false) {
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boostlock lk(mutex);
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time_t t;
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time(&t);
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string now(ctime(&t),0,20);
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cout << now;
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if( withNs && database )
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cout << curNs << ' ';
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return *this;
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}
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};
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inline Logstream& endl ( Logstream& os ) { return os; }
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extern Logstream logstream;
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inline Logstream& problem() { return logstream.prolog(true); }
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inline Logstream& log() { return logstream.prolog(); }
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#define cout logstream
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