xref: /freebsd/usr.bin/finger/sprint.c (revision ce834215a70ff69e7e222827437116eee2f9ac6f)
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
39 static char sccsid[] = "@(#)sprint.c	8.3 (Berkeley) 4/28/95";
40 #else
41 static 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 
59 static void	  stimeprint __P((WHERE *));
60 
61 void
62 sflag_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);
141 office:			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 
156 static void
157 stimeprint(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