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 * 4. 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__FBSDID("$FreeBSD$");
33
34#ifndef lint
35static const char sccsid[] = "@(#)pr_time.c	8.2 (Berkeley) 4/4/94";
36#endif
37
38#include <sys/types.h>
39#include <sys/time.h>
40
41#include <stdio.h>
42#include <string.h>
43#include <wchar.h>
44
45#include "extern.h"
46
47/*
48 * pr_attime --
49 *	Print the time since the user logged in.
50 */
51int
52pr_attime(time_t *started, time_t *now)
53{
54	static wchar_t buf[256];
55	struct tm tp, tm;
56	time_t diff;
57	const wchar_t *fmt;
58	int len, width, offset = 0;
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		fmt = L"%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		fmt = use_ampm ? L"%a%I%p" : L"%a%H";
75	}
76
77	/* Default is hh:mm{am,pm}. */
78	else {
79		fmt = use_ampm ? L"%l:%M%p" : L"%k:%M";
80	}
81
82	(void)wcsftime(buf, sizeof(buf), fmt, &tp);
83	len = wcslen(buf);
84	width = wcswidth(buf, len);
85	if (len == width)
86		(void)wprintf(L"%-7.7ls", buf);
87	else if (width < 7)
88		(void)wprintf(L"%ls%.*s", buf, 7 - width, "      ");
89	else {
90		(void)wprintf(L"%ls", buf);
91		offset = width - 7;
92	}
93	return (offset);
94}
95
96/*
97 * pr_idle --
98 *	Display the idle time.
99 *	Returns number of excess characters that were used for long idle time.
100 */
101int
102pr_idle(time_t idle)
103{
104	/* If idle more than 36 hours, print as a number of days. */
105	if (idle >= 36 * 3600) {
106		int days = idle / 86400;
107		(void)printf(" %dday%s ", days, days > 1 ? "s" : " " );
108		if (days >= 100)
109			return (2);
110		if (days >= 10)
111			return (1);
112	}
113
114	/* If idle more than an hour, print as HH:MM. */
115	else if (idle >= 3600)
116		(void)printf(" %2d:%02d ",
117		    (int)(idle / 3600), (int)((idle % 3600) / 60));
118
119	else if (idle / 60 == 0)
120		(void)printf("     - ");
121
122	/* Else print the minutes idle. */
123	else
124		(void)printf("    %2d ", (int)(idle / 60));
125
126	return (0); /* not idle longer than 9 days */
127}
128