timer.cpp

/*
 Crown Copyright 2012 AWE.

 This file is part of CloverLeaf.

 CloverLeaf 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 3 of the License, or (at your option) 
 any later version.

 CloverLeaf 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
 CloverLeaf. If not, see http://www.gnu.org/licenses/.
 */


/**
 *  @brief C timer function.
 *  @author Oliver Perks
 *  @details C function to call from fortran.
 */

#include <sys/time.h>
#include <sys/times.h>
#include <sys/resource.h>
#include <stdlib.h>

double timer()
{
   struct timeval t;
   gettimeofday(&t, (struct timezone *) NULL);
   return t.tv_sec + t.tv_usec * 1.0E-6;
}