pr_time.c revision 3138 
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. All advertising materials mentioning features or use of this software
14 *    must display the following acknowledgement:
15 *	This product includes software developed by the University of
16 *	California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#ifndef lint
35static char sccsid[] = "@(#)pr_time.c	8.2 (Berkeley) 4/4/94";
36#endif /* not lint */
37
38#include <sys/types.h>
39#include <sys/time.h>
40
41#include <stdio.h>
42#include <string.h>
43#include <tzfile.h>
44
45#include "extern.h"
46
47/*
48 * pr_attime --
49 *	Print the time since the user logged in.
50 *
51 *	Note: SCCS forces the bizarre string manipulation, things like
52 *	8.2 get replaced in the source code.
53 */
54void
55pr_attime(started, now)
56	time_t *started, *now;
57{
58	static char buf[256];
59	struct tm *tp;
60	time_t diff;
61	char fmt[20];
62
63	tp = localtime(started);
64	diff = *now - *started;
65
66	/* If more than a week, use day-month-year. */
67	if (diff > SECSPERDAY * DAYSPERWEEK)
68		(void)strcpy(fmt, "%d%b%y");
69
70	/* If not today, use day-hour-am/pm. */
71	else if (*now / SECSPERDAY != *started / SECSPERDAY) {
72		(void)strcpy(fmt, __CONCAT("%a%", "I%p"));
73	}
74
75	/* Default is hh:mm{am,pm}. */
76	else {
77		(void)strcpy(fmt, __CONCAT("%l:%", "M%p"));
78	}
79
80	(void)strftime(buf, sizeof(buf), fmt, tp);
81	(void)printf("%s", buf);
82}
83
84/*
85 * pr_idle --
86 *	Display the idle time.
87 */
88void
89pr_idle(idle)
90	time_t idle;
91{
92	/* If idle more than 36 hours, print as a number of days. */
93	if (idle >= 36 * SECSPERHOUR)
94		(void)printf(" %ddays ", idle / SECSPERDAY);
95
96	/* If idle more than an hour, print as HH:MM. */
97	else if (idle >= SECSPERHOUR)
98		(void)printf(" %2d:%02d ",
99		    idle / SECSPERHOUR, (idle % SECSPERHOUR) / SECSPERMIN);
100
101	else if (idle / SECSPERMIN == 0)
102		(void)printf("     - ");
103
104	/* Else print the minutes idle. */
105	else
106		(void)printf("    %2d ", idle / SECSPERMIN);
107}
108