trunk/cdrecord/misc.c

/* @(#)misc.c   1.4 04/03/02 Copyright 1998, 2001-2004 J. Schilling */
#ifndef lint
static  char sccsid[] =
        "@(#)misc.c     1.4 04/03/02 Copyright 1998, 2001-2004 J. Schilling";
#endif
/*
 *      Misc support functions
 *
 *      Copyright (c) 1998, 2001-2004 J. Schilling
 */
/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2
 * as published by the Free Software Foundation.
 *
 * 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; see the file COPYING.  If not, write to the Free Software
 * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#include <mconfig.h>
#include <timedefs.h>
#include <stdio.h>
#include <standard.h>
#include <schily.h>

EXPORT  void    timevaldiff     __PR((struct timeval *start, struct timeval *stop));
EXPORT  void    prtimediff      __PR((const char *fmt,
                                        struct timeval *start,
                                        struct timeval *stop));

EXPORT void
timevaldiff(start, stop)
        struct timeval  *start;
        struct timeval  *stop;
{
        struct timeval tv;

        tv.tv_sec = stop->tv_sec - start->tv_sec;
        tv.tv_usec = stop->tv_usec - start->tv_usec;
        while (tv.tv_usec > 1000000) {
                tv.tv_usec -= 1000000;
                tv.tv_sec += 1;
        }
        while (tv.tv_usec < 0) {
                tv.tv_usec += 1000000;
                tv.tv_sec -= 1;
        }
        *stop = tv;
}

EXPORT void
prtimediff(fmt, start, stop)
        const   char    *fmt;
        struct timeval  *start;
        struct timeval  *stop;
{
        struct timeval tv;

        tv.tv_sec = stop->tv_sec - start->tv_sec;
        tv.tv_usec = stop->tv_usec - start->tv_usec;
        while (tv.tv_usec > 1000000) {
                tv.tv_usec -= 1000000;
                tv.tv_sec += 1;
        }
        while (tv.tv_usec < 0) {
                tv.tv_usec += 1000000;
                tv.tv_sec -= 1;
        }
        /*
         * We need to cast timeval->* to long because
         * of the broken sys/time.h in Linux.
         */
        printf("%s%4ld.%03lds\n", fmt, (long)tv.tv_sec, (long)tv.tv_usec/1000);
        flush();
}
1	/* @(#)misc.c 1.4 04/03/02 Copyright 1998, 2001-2004 J. Schilling */
2	#ifndef lint
3	static char sccsid[] =
4	"@(#)misc.c 1.4 04/03/02 Copyright 1998, 2001-2004 J. Schilling";
5	#endif
6	/*
7	* Misc support functions
8	*
9	* Copyright (c) 1998, 2001-2004 J. Schilling
10	*/
11	/*
12	* This program is free software; you can redistribute it and/or modify
13	* it under the terms of the GNU General Public License version 2
14	* as published by the Free Software Foundation.
15	*
16	* This program is distributed in the hope that it will be useful,
17	* but WITHOUT ANY WARRANTY; without even the implied warranty of
18	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19	* GNU General Public License for more details.
20	*
21	* You should have received a copy of the GNU General Public License along with
22	* this program; see the file COPYING. If not, write to the Free Software
23	* Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24	*/
25
26	#include <mconfig.h>
27	#include <timedefs.h>
28	#include <stdio.h>
29	#include <standard.h>
30	#include <schily.h>
31
32	EXPORT void timevaldiff __PR((struct timeval start, struct timeval stop));
33	EXPORT void prtimediff __PR((const char *fmt,
34	struct timeval *start,
35	struct timeval *stop));
36
37	EXPORT void
38	timevaldiff(start, stop)
39	struct timeval *start;
40	struct timeval *stop;
41	{
42	struct timeval tv;
43
44	tv.tv_sec = stop->tv_sec - start->tv_sec;
45	tv.tv_usec = stop->tv_usec - start->tv_usec;
46	while (tv.tv_usec > 1000000) {
47	tv.tv_usec -= 1000000;
48	tv.tv_sec += 1;
49	}
50	while (tv.tv_usec < 0) {
51	tv.tv_usec += 1000000;
52	tv.tv_sec -= 1;
53	}
54	*stop = tv;
55	}
56
57	EXPORT void
58	prtimediff(fmt, start, stop)
59	const char *fmt;
60	struct timeval *start;
61	struct timeval *stop;
62	{
63	struct timeval tv;
64
65	tv.tv_sec = stop->tv_sec - start->tv_sec;
66	tv.tv_usec = stop->tv_usec - start->tv_usec;
67	while (tv.tv_usec > 1000000) {
68	tv.tv_usec -= 1000000;
69	tv.tv_sec += 1;
70	}
71	while (tv.tv_usec < 0) {
72	tv.tv_usec += 1000000;
73	tv.tv_sec -= 1;
74	}
75	/*
76	* We need to cast timeval->* to long because
77	* of the broken sys/time.h in Linux.
78	*/
79	printf("%s%4ld.%03lds\n", fmt, (long)tv.tv_sec, (long)tv.tv_usec/1000);
80	flush();
81	}