sprint.c revision 20157 
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
38static char sccsid[] = "@(#)sprint.c	8.1 (Berkeley) 6/6/93";
39#endif /* not lint */
40
41#include <sys/types.h>
42#include <sys/time.h>
43#include <time.h>
44#include <db.h>
45#include <pwd.h>
46#include <errno.h>
47#include <utmp.h>
48#include <stdio.h>
49#include <stdlib.h>
50#include <string.h>
51#include "finger.h"
52
53static void	  stimeprint __P((WHERE *));
54
55void
56sflag_print()
57{
58	extern time_t now;
59	extern int    oflag;
60	register PERSON *pn;
61	register WHERE *w;
62	register int sflag, r, namelen;
63	char p[80];
64	DBT data, key;
65
66	/*
67	 * short format --
68	 *	login name
69	 *	real name
70	 *	terminal name (the XX of ttyXX)
71	 *	if terminal writeable (add an '*' to the terminal name
72	 *		if not)
73	 *	if logged in show idle time and day logged in, else
74	 *		show last login date and time.
75	 *		If > 6 months, show year instead of time.
76	 *	if (-o)
77	 *		office location
78	 *		office phone
79	 *	else
80	 *		remote host
81	 */
82#define	MAXREALNAME	20
83#define MAXHOSTNAME     17      /* in reality, hosts are never longer than 16 */
84	(void)printf("%-*s %-*s%s  %s\n", UT_NAMESIZE, "Login", MAXREALNAME,
85	    "Name", " TTY  Idle  Login Time",
86	    oflag ? " Office  Phone" : " Where");
87
88	for (sflag = R_FIRST;; sflag = R_NEXT) {
89		r = (*db->seq)(db, &key, &data, sflag);
90		if (r == -1)
91			err("db seq: %s", strerror(errno));
92		if (r == 1)
93			break;
94		pn = *(PERSON **)data.data;
95
96		for (w = pn->whead; w != NULL; w = w->next) {
97			namelen = MAXREALNAME;
98			if (w->info == LOGGEDIN && !w->writable)
99				--namelen;	/* leave space before `*' */
100			(void)printf("%-*.*s %-*.*s", UT_NAMESIZE, UT_NAMESIZE,
101				pn->name, MAXREALNAME, namelen,
102				pn->realname ? pn->realname : "");
103			if (!w->loginat) {
104				(void)printf("  *     *  No logins   ");
105				goto office;
106			}
107			(void)putchar(w->info == LOGGEDIN && !w->writable ?
108			    '*' : ' ');
109			if (*w->tty)
110				(void)printf("%-3.3s ",
111					     (strncmp(w->tty, "tty", 3)
112					      && strncmp(w->tty, "cua", 3))
113					     ? w->tty : w->tty + 3);
114			else
115				(void)printf("    ");
116			if (w->info == LOGGEDIN) {
117				stimeprint(w);
118				(void)printf("  ");
119			} else
120				(void)printf("    *  ");
121			strftime(p, sizeof(p), "%c", localtime(&w->loginat));
122#define SECSPERDAY 86400
123#define DAYSPERWEEK 7
124#define DAYSPERNYEAR 365
125			if (now - w->loginat < SECSPERDAY * (DAYSPERWEEK - 1))
126				(void)printf("%.3s   ", p);
127			else
128				(void)printf("%.6s", p + 4);
129			if (now - w->loginat >= SECSPERDAY * DAYSPERNYEAR / 2)
130				(void)printf("  %.4s", p + 20);
131			else
132				(void)printf(" %.5s", p + 11);
133office:			if (oflag) {
134				if (pn->office)
135					(void)printf(" %-7.7s", pn->office);
136				else if (pn->officephone)
137					(void)printf(" %-7.7s", " ");
138				if (pn->officephone)
139					(void)printf(" %-.9s",
140					    prphone(pn->officephone));
141			} else
142				(void)printf(" %.*s", MAXHOSTNAME, w->host);
143			putchar('\n');
144		}
145	}
146}
147
148static void
149stimeprint(w)
150	WHERE *w;
151{
152	register struct tm *delta;
153
154	delta = gmtime(&w->idletime);
155	if (!delta->tm_yday)
156		if (!delta->tm_hour)
157			if (!delta->tm_min)
158				(void)printf("     ");
159			else
160				(void)printf("%5d", delta->tm_min);
161		else
162			(void)printf("%2d:%02d",
163			    delta->tm_hour, delta->tm_min);
164	else
165		(void)printf("%4dd", delta->tm_yday);
166}
167