2 * This file has been modified for the cdrkit suite.
4 * The behaviour and appearence of the program code below can differ to a major
5 * extent from the version distributed by the original author(s).
7 * For details, see Changelog file distributed with the cdrkit package. If you
8 * received this file from another source then ask the distributing person for
9 * a log of modifications.
13 /* @(#)misc.c 1.4 04/03/02 Copyright 1998, 2001-2004 J. Schilling */
15 * Misc support functions
17 * Copyright (c) 1998, 2001-2004 J. Schilling
20 * This program is free software; you can redistribute it and/or modify
21 * it under the terms of the GNU General Public License version 2
22 * as published by the Free Software Foundation.
24 * This program is distributed in the hope that it will be useful,
25 * but WITHOUT ANY WARRANTY; without even the implied warranty of
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
27 * GNU General Public License for more details.
29 * You should have received a copy of the GNU General Public License along with
30 * this program; see the file COPYING. If not, write to the Free Software
31 * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
40 void timevaldiff(struct timeval *start, struct timeval *stop);
41 void prtimediff(const char *fmt, struct timeval *start, struct timeval *stop);
44 timevaldiff(struct timeval *start, struct timeval *stop)
48 tv.tv_sec = stop->tv_sec - start->tv_sec;
49 tv.tv_usec = stop->tv_usec - start->tv_usec;
50 while (tv.tv_usec > 1000000) {
51 tv.tv_usec -= 1000000;
54 while (tv.tv_usec < 0) {
55 tv.tv_usec += 1000000;
62 prtimediff(const char *fmt, struct timeval *start, struct timeval *stop)
66 tv.tv_sec = stop->tv_sec - start->tv_sec;
67 tv.tv_usec = stop->tv_usec - start->tv_usec;
68 while (tv.tv_usec > 1000000) {
69 tv.tv_usec -= 1000000;
72 while (tv.tv_usec < 0) {
73 tv.tv_usec += 1000000;
77 * We need to cast timeval->* to long because
78 * of the broken sys/time.h in Linux.
80 printf("%s%4ld.%03lds\n", fmt, (long)tv.tv_sec, (long)tv.tv_usec/1000);