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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 | /*
* verbosity.h
*
* Created on: Apr 19, 2009
* Author: Lorenzo Bettini <http://www.lorenzobettini.it>, (C) 2008
* Copyright: See COPYING file that comes with this distribution
*/
#ifndef VERBOSITY_H_
#define VERBOSITY_H_
#include <iostream>
namespace srchilite {
/**
* Utility class to output messages in case of verbose option is requested.
* This class provides static methods, so that it can be used globally
* from within the application using the library, so that all
* classes that wants to output verbose messages will do that consistently.
*/
class Verbosity {
static bool verbosity;
public:
static void setVerbosity(bool b = true) {
verbosity = b;
}
static bool getVerbosity() {
return verbosity;
}
};
/**
* This is an optimization in the sense that the string is not even
* created if verbosity is false
*/
#define VERBOSE(s) if (Verbosity::getVerbosity()) std::cerr << s;
/**
* This is an optimization in the sense that the string is not even
* created if verbosity is false; it also generates a newline
*/
#define VERBOSELN(s) if (Verbosity::getVerbosity()) std::cerr << s << std::endl;
}
#endif /* VERBOSITY_H_ */
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