/*
$Id: date_time.c,v 1.10 2005/05/12 15:41:04 karman Exp $


    This file is part of Swish-e.

    Swish-e 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.

    Swish-e 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 Swish-e; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
    
    See the COPYING file that accompanies the Swish-e distribution for details
    of the GNU GPL and the special exception available for linking against
    the Swish-e library.
    
** Mon May  9 15:51:39 CDT 2005
** added GPL


**
** 2001-03-20 rasc   own module for this routine  (from swish.c)
**
*/


#include <time.h>
#include "swish.h"
#include "mem.h"
#include "date_time.h"
#include "getruntime.c"



/*
  -- TimeHiRes returns a ClockTick value (double)
  -- in seconds.fractions
*/

#ifdef HAVE_BSDGETTIMEOFDAY
#define gettimeofday BSDgettimeofday
#endif

#ifdef NO_GETTOD

double TimeElapsed(void)
{
#ifdef HAVE_SYS_TIMEB_H
#include <sys/timeb.h>

	struct timeb ftimebuf;
	
	ftime(&ftimebuf);
	return (double)ftimebuf.time + (double)ftimebuf.millitm/1000.0;

#else

    return  ((double) clock()) / CLOCKS_PER_SEC;

#endif
}
    
#else

#include <sys/time.h>

double TimeElapsed(void)
{
 struct timeval t;
 int i;

    i = gettimeofday( &t, NULL );
    if ( i ) return 0;

    return (double)( t.tv_sec + t.tv_usec / 1000000.0 );
}
#endif

/* return CPU time used */
double TimeCPU(void)
{
    return (double) get_cpu_secs();
}





/*
  Returns the nicely formatted date.
  Returns ISO like char
*/

char *getTheDateISO()
{
char *date;
time_t now;

	date=emalloc(MAXSTRLEN);
	
	now = time(NULL);
	/* 2/22/00 - switched to 4-digit year (%Y vs. %y) */
	strftime(date, MAXSTRLEN, "%Y-%m-%d %H:%M:%S %Z", (struct tm *) localtime(&now)); 
	
	return date;
}