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// $Id: logFile.h 6067 2009-04-14 19:12:28Z itaymay $
#ifndef ___LOG
#define ___LOG
#include <string>
#include <iostream>
#include <fstream>
using namespace std;
class myLog {
public:
static int LogLevel() { return _loglvl;}
static ostream& LogFile(void) {
if (_out == NULL) return cerr;
return *_out;
}
static void setLogLvl(const int newLogLvl) {_loglvl = newLogLvl;}
static void setLogOstream(ostream* out) {_out = out;}
// this function is problematic, because it issue a call to NEW
// which because the function is static - cannot be deleted.
// but, this will not effect the program, because there is only
// 1 instance of _out and it will be released anyway in the end of the program.
static void setLog(const string logfilename, const int loglvl);
static void endLog(void);
static void printArgv(int loglvl, int argc, char *argv[]) ;
private:
static ostream* _out;
static int _loglvl;
static bool _firstTime;
};
#ifdef LOG
#undef LOG
#endif
#define LOG(Lev, ex) { if( Lev <= myLog::LogLevel() ) myLog::LogFile() ex; }
#define LOGnOUT(Lev, ex) { if( Lev <= myLog::LogLevel() ) {myLog::LogFile() ex; cerr ex; }}
#define LOGDO(Lev, ex) { if( Lev <= myLog::LogLevel() ) ex; }
#endif
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