usr.bin/finger/sprint.c

   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   "$FreeBSD$";
  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 }