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#ifndef ENVIRONMENT_H
#define ENVIRONMENT_H
/*
* Common environment for many program parts
*
* Copyright (C) 2003 Enrico Zini <enrico@debian.org>
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <string>
class Environment
{
protected:
// True when operations should be verbose
bool _verbose;
// True when operations should be very verbose
bool _debug;
Environment() throw ();
public:
static Environment& get() throw ();
// Accessor methods
bool verbose() const throw () { return _verbose; }
bool verbose(bool verbose) throw () { return _verbose = verbose; }
bool debug() const throw () { return _debug; }
bool debug(bool debug) throw ()
{
// Debug implies verbose
if (debug)
_verbose = true;
return _debug = debug;
}
};
// Commodity output functions
#ifndef ATTR_PRINTF
#ifdef GCC
#define ATTR_PRINTF(string, first) __attribute__((format (printf, string, first)))
#else
#define ATTR_PRINTF(string, first)
#endif
#endif
void fatal_error(const char* fmt, ...) throw() ATTR_PRINTF(1, 2);
void error(const char* fmt, ...) throw() ATTR_PRINTF(1, 2);
void warning(const char* fmt, ...) throw() ATTR_PRINTF(1, 2);
void verbose(const char* fmt, ...) throw() ATTR_PRINTF(1, 2);
void debug(const char* fmt, ...) throw() ATTR_PRINTF(1, 2);
void feedback(const char* fmt, ...) throw() ATTR_PRINTF(1, 2);
// vim:set ts=4 sw=4:
#endif
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