00001 00004 /* Copyright (C) 2009 Olly Betts 00005 * 00006 * This program is free software; you can redistribute it and/or 00007 * modify it under the terms of the GNU General Public License as 00008 * published by the Free Software Foundation; either version 2 of the 00009 * License, or (at your option) any later version. 00010 * 00011 * This program is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 * GNU General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU General Public License 00017 * along with this program; if not, write to the Free Software 00018 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00019 */ 00020 00021 #ifndef XAPIAN_INCLUDED_CPUTIMER_H 00022 #define XAPIAN_INCLUDED_CPUTIMER_H 00023 00024 class CPUTimer { 00025 double start; 00026 00027 double get_current_cputime() const; 00028 00029 public: 00031 CPUTimer() : start(get_current_cputime()) { } 00032 00034 double get_time() const { 00035 return get_current_cputime() - start; 00036 } 00037 }; 00038 00039 #endif // XAPIAN_INCLUDED_CPUTIMER_H