ascend/general/tm_time.c

/*
 *  Time module
 *  by Karl Westerberg
 *  Created: 6/90
 *  Version: $Revision: 1.1 $
 *  Version control file: $RCSfile: tm_time.c,v $
 *  Date last modified: $Date: 2000/01/25 02:21:26 $
 *  Last modified by: $Author: ballan $
 *
 *  This file is part of the Ascend Language Interpreter.
 *
 *  Copyright (C) 1997 Carnegie Mellon University
 *
 *  The Ascend Language Interpreter 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.
 *
 *  The Ascend Language Interpreter is distributed in 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 the program; if not, write to the Free Software Foundation,
 *  Inc., 675 Mass Ave, Cambridge, MA 02139 USA.  Check the file named
 *  COPYING.  COPYING is in ../compiler.
 */

#include <time.h>
#include "utilities/ascConfig.h"               
#include "utilities/ascPanic.h"
#include "general/tm_time.h"

static boolean f_first = TRUE;

double tm_cpu_time(void)
{
   static clock_t ref;
   static double dref;
   static double dcps;
   clock_t now;
   double dnow;

   if( f_first ) {
      dcps = (double) CLOCKS_PER_SEC;
      ref = clock();
      dref = (double) ref;
      f_first = FALSE;
   }
   now = clock();
   dnow = (double) now;

   return( (dnow - dref)/dcps );
}

double tm_reset_cpu_time(void)
{
  f_first = TRUE;
  return tm_cpu_time();
}

void tm_cpu_time_ftn_(double *t)
{
  asc_assert(NULL != t);
  *t = tm_cpu_time();
}

void aftime_(double *t)
{
  asc_assert(NULL != t);
  *t = tm_cpu_time();
}

void tm_cpu_time_ftn(double *t)
{
  asc_assert(NULL != t);
  *t = tm_cpu_time();
}

void aftime(double *t)
{
  asc_assert(NULL != t);
  *t = tm_cpu_time();
}

void TM_CPU_TIME_FTN(double *t)
{
  asc_assert(NULL != t);
  *t = tm_cpu_time();
}

void AFTIME(double *t)
{
  asc_assert(NULL != t);
  *t = tm_cpu_time();
}
1	/*
2	* Time module
3	* by Karl Westerberg
4	* Created: 6/90
5	* Version: $Revision: 1.1 $
6	* Version control file: $RCSfile: tm_time.c,v $
7	* Date last modified: $Date: 2000/01/25 02:21:26 $
8	* Last modified by: $Author: ballan $
9	*
10	* This file is part of the Ascend Language Interpreter.
11	*
12	* Copyright (C) 1997 Carnegie Mellon University
13	*
14	* The Ascend Language Interpreter is free software; you can redistribute
15	* it and/or modify it under the terms of the GNU General Public License as
16	* published by the Free Software Foundation; either version 2 of the
17	* License, or (at your option) any later version.
18	*
19	* The Ascend Language Interpreter is distributed in hope that it will be
20	* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
21	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
22	* General Public License for more details.
23	*
24	* You should have received a copy of the GNU General Public License
25	* along with the program; if not, write to the Free Software Foundation,
26	* Inc., 675 Mass Ave, Cambridge, MA 02139 USA. Check the file named
27	* COPYING. COPYING is in ../compiler.
28	*/
29
30	#include <time.h>
31	#include "utilities/ascConfig.h"
32	#include "utilities/ascPanic.h"
33	#include "general/tm_time.h"
34
35	static boolean f_first = TRUE;
36
37	double tm_cpu_time(void)
38	{
39	static clock_t ref;
40	static double dref;
41	static double dcps;
42	clock_t now;
43	double dnow;
44
45	if( f_first ) {
46	dcps = (double) CLOCKS_PER_SEC;
47	ref = clock();
48	dref = (double) ref;
49	f_first = FALSE;
50	}
51	now = clock();
52	dnow = (double) now;
53
54	return( (dnow - dref)/dcps );
55	}
56
57	double tm_reset_cpu_time(void)
58	{
59	f_first = TRUE;
60	return tm_cpu_time();
61	}
62
63	void tm_cpu_time_ftn_(double *t)
64	{
65	asc_assert(NULL != t);
66	*t = tm_cpu_time();
67	}
68
69	void aftime_(double *t)
70	{
71	asc_assert(NULL != t);
72	*t = tm_cpu_time();
73	}
74
75	void tm_cpu_time_ftn(double *t)
76	{
77	asc_assert(NULL != t);
78	*t = tm_cpu_time();
79	}
80
81	void aftime(double *t)
82	{
83	asc_assert(NULL != t);
84	*t = tm_cpu_time();
85	}
86
87	void TM_CPU_TIME_FTN(double *t)
88	{
89	asc_assert(NULL != t);
90	*t = tm_cpu_time();
91	}
92
93	void AFTIME(double *t)
94	{
95	asc_assert(NULL != t);
96	*t = tm_cpu_time();
97	}