xref: /freebsd/usr.bin/w/pr_time.c (revision 3e0f6b97b257a96f7275e4442204263e44b16686)
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
35 static 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 
44 #include "extern.h"
45 
46 /*
47  * pr_attime --
48  *	Print the time since the user logged in.
49  *
50  *	Note: SCCS forces the bizarre string manipulation, things like
51  *	8.2 get replaced in the source code.
52  */
53 void
54 pr_attime(started, now)
55 	time_t *started, *now;
56 {
57 	static char buf[256];
58 	struct tm *tp;
59 	time_t diff;
60 	char fmt[20];
61 
62 	tp = localtime(started);
63 	diff = *now - *started;
64 
65 	/* If more than a week, use day-month-year. */
66 	if (diff > 86400 * 7)
67 		(void)strcpy(fmt, "%d%b%y");
68 
69 	/* If not today, use day-hour-am/pm. */
70 	else if (*now / 86400 != *started / 86400) {
71 		(void)strcpy(fmt, __CONCAT("%a%", "I%p"));
72 	}
73 
74 	/* Default is hh:mm{am,pm}. */
75 	else {
76 		(void)strcpy(fmt, __CONCAT("%l:%", "M%p"));
77 	}
78 
79 	(void)strftime(buf, sizeof(buf), fmt, tp);
80 	(void)printf("%s", buf);
81 }
82 
83 /*
84  * pr_idle --
85  *	Display the idle time.
86  */
87 int
88 pr_idle(idle)
89 	time_t idle;
90 {
91 	/* If idle more than 36 hours, print as a number of days. */
92 	if (idle >= 36 * 3600) {
93 		int days = idle / 86400;
94 		(void)printf(" %dday%s ", days, days > 1 ? "s" : " " );
95 		if (days >= 10)
96 			return(1);
97 	}
98 
99 	/* If idle more than an hour, print as HH:MM. */
100 	else if (idle >= 3600)
101 		(void)printf(" %2d:%02d ",
102 		    idle / 3600, (idle % 3600) / 60);
103 
104 	else if (idle / 60 == 0)
105 		(void)printf("     - ");
106 
107 	/* Else print the minutes idle. */
108 	else
109 		(void)printf("    %2d ", idle / 60);
110 
111 	return(0); /* not idle longer than 9 days */
112 }
113