Annotation of src/usr.bin/w/pr_time.c, Revision 1.3
1.1 deraadt 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: #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: */
54: void
55: pr_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: */
88: void
89: pr_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)
1.2 deraadt 94: (void)printf(" %dday%c ", idle / SECSPERDAY,
1.3 ! deraadt 95: idle >= 24 * SECSPERHOUR ? 's' : ' ');
1.1 deraadt 96:
97: /* If idle more than an hour, print as HH:MM. */
98: else if (idle >= SECSPERHOUR)
99: (void)printf(" %2d:%02d ",
100: idle / SECSPERHOUR, (idle % SECSPERHOUR) / SECSPERMIN);
101:
102: /* Else print the minutes idle. */
103: else
104: (void)printf(" %2d ", idle / SECSPERMIN);
105: }