mirror of
https://gitea.osmocom.org/cellular-infrastructure/osmo-trx.git
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142 lines
4.5 KiB
C++
142 lines
4.5 KiB
C++
/*
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* Copyright 2009, 2010 Free Software Foundation, Inc.
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* Copyright 2010 Kestrel Signal Processing, Inc.
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*
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* This software is distributed under the terms of the GNU Affero Public License.
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* See the COPYING file in the main directory for details.
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*
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* This use of this software may be subject to additional restrictions.
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* See the LEGAL file in the main directory for details.
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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 as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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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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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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// (pat) WARNING is stupidly defined in /usr/local/include/osipparser2/osip_const.h.
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// This must be outside the #ifndef LOGGER_H to fix it as long as Logger.h included after the above file.
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#ifdef WARNING
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#undef WARNING
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#endif
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#ifndef LOGGER_H
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#define LOGGER_H
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#include <syslog.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <sstream>
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#include <list>
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#include <map>
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#include <string>
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#define _LOG(level) \
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Log(LOG_##level).get() << pthread_self() \
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<< timestr() << " " __FILE__ ":" << __LINE__ << ":" << __FUNCTION__ << ": "
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#define IS_LOG_LEVEL(wLevel) (gGetLoggingLevel(__FILE__)>=LOG_##wLevel)
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#ifdef NDEBUG
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#define LOG(wLevel) \
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if (LOG_##wLevel!=LOG_DEBUG && IS_LOG_LEVEL(wLevel)) _LOG(wLevel)
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#else
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#define LOG(wLevel) \
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if (IS_LOG_LEVEL(wLevel)) _LOG(wLevel)
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#endif
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// pat: And for your edification here are the 'levels' as defined in syslog.h:
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// LOG_EMERG 0 system is unusable
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// LOG_ALERT 1 action must be taken immediately
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// LOG_CRIT 2 critical conditions
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// LOG_ERR 3 error conditions
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// LOG_WARNING 4 warning conditions
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// LOG_NOTICE 5 normal, but significant, condition
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// LOG_INFO 6 informational message
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// LOG_DEBUG 7 debug-level message
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// (pat) added - print out a var and its name.
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// Use like this: int descriptive_name; LOG(INFO)<<LOGVAR(descriptive_name);
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#define LOGVAR2(name,val) " " << name << "=" << (val)
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#define LOGVAR(var) (" " #var "=") << var
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#define LOGHEX(var) (" " #var "=0x") << hex << ((unsigned)var) << dec
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#define LOGHEX2(name,val) " " << name << "=0x" << hex << ((unsigned)(val)) << dec
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// These are kind of cheesy, but you can use for bitvector
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#define LOGBV2(name,val) " " << name << "=(" << val<<" size:"<<val.size()<<")"
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#define LOGBV(bv) LOGBV2(#bv,bv)
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#define LOGVARRANGE(name,cur,lo,hi) " "<<name <<"=("<<(cur) << " range:"<<(lo) << " to "<<(hi) <<")"
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#define OBJLOG(wLevel) \
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LOG(wLevel) << "obj: " << this << ' '
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#define LOG_ASSERT(x) { if (!(x)) LOG(EMERG) << "assertion " #x " failed"; } assert(x);
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#include "Threads.h" // must be after defines above, if these files are to be allowed to use LOG()
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/**
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A C++ stream-based thread-safe logger.
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Derived from Dr. Dobb's Sept. 2007 issue.
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Updated to use syslog.
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This object is NOT the global logger;
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every log record is an object of this class.
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*/
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class Log {
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public:
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protected:
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std::ostringstream mStream; ///< This is where we buffer up the log entry.
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int mPriority; ///< Priority of current report.
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bool mDummyInit;
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public:
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Log(int wPriority)
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:mPriority(wPriority), mDummyInit(false)
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{ }
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Log(const char* name, const char* level=NULL, int facility=LOG_USER);
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// Most of the work is in the destructor.
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/** The destructor actually generates the log entry. */
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~Log();
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std::ostringstream& get();
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};
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extern bool gLogToConsole; // Output log messages to stdout
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extern bool gLogToSyslog; // Output log messages to syslog
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std::list<std::string> gGetLoggerAlarms(); ///< Get a copy of the recent alarm list.
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const std::string timestr(); // A timestamp to print in messages.
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std::ostream& operator<<(std::ostream& os, std::ostringstream& ss);
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/**@ Global control and initialization of the logging system. */
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//@{
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/** Initialize the global logging system. */
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void gLogInit(const char* name, const char* level=NULL, int facility=LOG_USER);
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/** Get the logging level associated with a given file. */
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int gGetLoggingLevel(const char *filename=NULL);
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/** Allow early logging when still in constructors */
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void gLogEarly(int level, const char *fmt, ...) __attribute__((format(printf, 2, 3)));
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//@}
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#endif
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// vim: ts=4 sw=4
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