sprint.c revision 27169 
1/*
2 * Copyright (c) 1989, 1993
3 *	The Regents of the University of California.  All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Tony Nardo of the Johns Hopkins University/Applied Physics Lab.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 *    must display the following acknowledgement:
18 *	This product includes software developed by the University of
19 *	California, Berkeley and its contributors.
20 * 4. Neither the name of the University nor the names of its contributors
21 *    may be used to endorse or promote products derived from this software
22 *    without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 */
36
37#ifndef lint
38#if 0
39static char sccsid[] = "@(#)sprint.c	8.3 (Berkeley) 4/28/95";
40#else
41static const char rcsid[] =
42	"$Id$";
43#endif
44#endif /* not lint */
45
46#include <sys/types.h>
47#include <sys/time.h>
48#include <time.h>
49#include <db.h>
50#include <err.h>
51#include <pwd.h>
52#include <errno.h>
53#include <utmp.h>
54#include <stdio.h>
55#include <stdlib.h>
56#include <string.h>
57#include "finger.h"
58
59static void	  stimeprint __P((WHERE *));
60
61void
62sflag_print()
63{
64	extern time_t now;
65	extern int    oflag;
66	register PERSON *pn;
67	register WHERE *w;
68	register int sflag, r, namelen;
69	char p[80];
70	PERSON *tmp;
71	DBT data, key;
72
73	/*
74	 * short format --
75	 *	login name
76	 *	real name
77	 *	terminal name (the XX of ttyXX)
78	 *	if terminal writeable (add an '*' to the terminal name
79	 *		if not)
80	 *	if logged in show idle time and day logged in, else
81	 *		show last login date and time.
82	 *		If > 6 months, show year instead of time.
83	 *	if (-o)
84	 *		office location
85	 *		office phone
86	 *	else
87	 *		remote host
88	 */
89#define	MAXREALNAME	20
90#define MAXHOSTNAME     17      /* in reality, hosts are never longer than 16 */
91	(void)printf("%-*s %-*s%s  %s\n", UT_NAMESIZE, "Login", MAXREALNAME,
92	    "Name", " TTY  Idle  Login Time",
93	    oflag ? " Office  Phone" : " Where");
94
95	for (sflag = R_FIRST;; sflag = R_NEXT) {
96		r = (*db->seq)(db, &key, &data, sflag);
97		if (r == -1)
98			err(1, "db seq");
99		if (r == 1)
100			break;
101		memmove(&tmp, data.data, sizeof tmp);
102		pn = tmp;
103
104		for (w = pn->whead; w != NULL; w = w->next) {
105			namelen = MAXREALNAME;
106			if (w->info == LOGGEDIN && !w->writable)
107				--namelen;	/* leave space before `*' */
108			(void)printf("%-*.*s %-*.*s", UT_NAMESIZE, UT_NAMESIZE,
109				pn->name, MAXREALNAME, namelen,
110				pn->realname ? pn->realname : "");
111			if (!w->loginat) {
112				(void)printf("  *     *  No logins   ");
113				goto office;
114			}
115			(void)putchar(w->info == LOGGEDIN && !w->writable ?
116			    '*' : ' ');
117			if (*w->tty)
118				(void)printf("%-3.3s ",
119					     (strncmp(w->tty, "tty", 3)
120					      && strncmp(w->tty, "cua", 3))
121					     ? w->tty : w->tty + 3);
122			else
123				(void)printf("    ");
124			if (w->info == LOGGEDIN) {
125				stimeprint(w);
126				(void)printf("  ");
127			} else
128				(void)printf("    *  ");
129			strftime(p, sizeof(p), "%c", localtime(&w->loginat));
130#define SECSPERDAY 86400
131#define DAYSPERWEEK 7
132#define DAYSPERNYEAR 365
133			if (now - w->loginat < SECSPERDAY * (DAYSPERWEEK - 1))
134				(void)printf("%.3s   ", p);
135			else
136				(void)printf("%.6s", p + 4);
137			if (now - w->loginat >= SECSPERDAY * DAYSPERNYEAR / 2)
138				(void)printf("  %.4s", p + 20);
139			else
140				(void)printf(" %.5s", p + 11);
141office:			if (oflag) {
142				if (pn->office)
143					(void)printf(" %-7.7s", pn->office);
144				else if (pn->officephone)
145					(void)printf(" %-7.7s", " ");
146				if (pn->officephone)
147					(void)printf(" %-.9s",
148					    prphone(pn->officephone));
149			} else
150				(void)printf(" %.*s", MAXHOSTNAME, w->host);
151			putchar('\n');
152		}
153	}
154}
155
156static void
157stimeprint(w)
158	WHERE *w;
159{
160	register struct tm *delta;
161
162	delta = gmtime(&w->idletime);
163	if (!delta->tm_yday)
164		if (!delta->tm_hour)
165			if (!delta->tm_min)
166				(void)printf("     ");
167			else
168				(void)printf("%5d", delta->tm_min);
169		else
170			(void)printf("%2d:%02d",
171			    delta->tm_hour, delta->tm_min);
172	else
173		(void)printf("%4dd", delta->tm_yday);
174}
175