1/*-
2 * Copyright (c) 1990, 1993, 1994
3 *	The Regents of the University of California.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 *    may be used to endorse or promote products derived from this software
15 *    without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30#include <sys/cdefs.h>
31
32#ifndef __APPLE__
33__FBSDID("$FreeBSD: src/usr.bin/w/pr_time.c,v 1.19 2002/06/07 01:41:54 jmallett Exp $");
34#endif
35
36#ifndef lint
37static const char sccsid[] = "@(#)pr_time.c	8.2 (Berkeley) 4/4/94";
38#endif
39
40#include <sys/types.h>
41#include <sys/time.h>
42
43#include <stdio.h>
44#include <string.h>
45
46#include "extern.h"
47
48/*
49 * pr_attime --
50 *	Print the time since the user logged in.
51 */
52void
53pr_attime(time_t *started, time_t *now)
54{
55	static char buf[256];
56	struct tm tp, tm;
57	time_t diff;
58	char fmt[20];
59
60	tp = *localtime(started);
61	tm = *localtime(now);
62	diff = *now - *started;
63
64	/* If more than a week, use day-month-year. */
65	if (diff > 86400 * 7)
66		(void)strcpy(fmt, "%d%b%y");
67
68	/* If not today, use day-hour-am/pm. */
69	else if (tm.tm_mday != tp.tm_mday ||
70		 tm.tm_mon != tp.tm_mon ||
71		 tm.tm_year != tp.tm_year) {
72	/* The line below does not take DST into consideration */
73	/* else if (*now / 86400 != *started / 86400) { */
74		(void)strcpy(fmt, use_ampm ? "%a%I%p" : "%a%H");
75	}
76
77	/* Default is hh:mm{am,pm}. */
78	else {
79		(void)strcpy(fmt, use_ampm ? "%l:%M%p" : "%k:%M");
80	}
81
82	(void)strftime(buf, sizeof(buf), fmt, &tp);
83	(void)printf("%-7.7s", buf);
84}
85
86/*
87 * pr_idle --
88 *	Display the idle time.
89 *	Returns number of excess characters that were used for long idle time.
90 */
91int
92pr_idle(time_t idle)
93{
94	/* If idle more than 36 hours, print as a number of days. */
95	if (idle >= 36 * 3600) {
96		int days = idle / 86400;
97		(void)printf(" %dday%s ", days, days > 1 ? "s" : " " );
98		if (days >= 100)
99			return (2);
100		if (days >= 10)
101			return (1);
102	}
103
104	/* If idle more than an hour, print as HH:MM. */
105	else if (idle >= 3600)
106		(void)printf(" %2d:%02d ",
107		    (int)(idle / 3600), (int)((idle % 3600) / 60));
108
109	else if (idle / 60 == 0)
110		(void)printf("     - ");
111
112	/* Else print the minutes idle. */
113	else
114		(void)printf("    %2d ", (int)(idle / 60));
115
116	return (0); /* not idle longer than 9 days */
117}
118