xref: /freebsd/usr.bin/finger/sprint.c (revision 05c7a37afb48ddd5ee1bd921a5d46fe59cc70b15)
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 static 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 
53 static void	  stimeprint __P((WHERE *));
54 
55 void
56 sflag_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	20	/* 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     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);
133 office:			if (oflag) {
134 				if (pn->office)
135 				(void)printf(" %-10.10s", pn->office);
136 			else if (pn->officephone)
137 				(void)printf(" %-10.10s", " ");
138 			if (pn->officephone)
139 				(void)printf(" %-.15s",
140 				    prphone(pn->officephone));
141 			} else
142 				(void)printf(" %.*s", MAXHOSTNAME, w->host);
143 			putchar('\n');
144 		}
145 	}
146 }
147 
148 static void
149 stimeprint(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