usr.bin/finger/sprint.c

   1 /*      $NetBSD: sprint.c,v 1.16 2004/11/16 04:52:46 christos Exp $     */
   2
   3 /*
   4  * Copyright (c) 1989, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * This code is derived from software contributed to Berkeley by
   8  * Tony Nardo of the Johns Hopkins University/Applied Physics Lab.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  * 3. Neither the name of the University nor the names of its contributors
  19  *    may be used to endorse or promote products derived from this software
  20  *    without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32  * SUCH DAMAGE.
  33  */
  34
  35 #include <sys/cdefs.h>
  36 #ifndef lint
  37 #if 0
  38 static char sccsid[] = "@(#)sprint.c    8.3 (Berkeley) 4/28/95";
  39 #else
  40 __RCSID("$NetBSD: sprint.c,v 1.16 2004/11/16 04:52:46 christos Exp $");
  41 #endif
  42 #endif /* not lint */
  43
  44 #include <sys/param.h>
  45 #include <sys/time.h>
  46
  47 #include <time.h>
  48 #include <tzfile.h>
  49 #include <db.h>
  50 #include <err.h>
  51 #include <pwd.h>
  52 #include <errno.h>
  53 #include <stdio.h>
  54 #include <stdlib.h>
  55 #include <string.h>
  56
  57 #include "utmpentry.h"
  58
  59 #include "finger.h"
  60 #include "extern.h"
  61
  62 static void       stimeprint(WHERE *);
  63
  64 void
  65 sflag_print(void)
  66 {
  67         PERSON *pn;
  68         WHERE *w;
  69         int sflag, r;
  70         char *p;
  71         PERSON *tmp;
  72         DBT data, key;
  73
  74         if (db == NULL)
  75                 return;
  76
  77         /*
  78          * short format --
  79          *      login name
  80          *      real name
  81          *      terminal name
  82          *      if terminal writable (add an '*' to the terminal name
  83          *              if not)
  84          *      if logged in show idle time and day logged in, else
  85          *              show last login date and time.  If > 6 months,
  86          *              show year instead of time.  If < 6 days,
  87          *              show day name instead of month & day.
  88          *      if -h given
  89          *              remote host
  90          *      else if -o given (overriding -h) (default)
  91          *              office location
  92          *              office phone
  93          */
  94 #define MAXREALNAME     18
  95         (void)printf("%-*s %-*s %s %s\n", maxname, "Login", MAXREALNAME,
  96             "Name", " Tty      Idle  Login Time  ", (gflag) ? "" :
  97             (oflag) ? "Office     Office Phone" : "Where");
  98
  99         for (sflag = R_FIRST;; sflag = R_NEXT) {
 100                 r = (*db->seq)(db, &key, &data, sflag);
 101                 if (r == -1)
 102                         err(1, "db seq");
 103                 if (r == 1)
 104                         break;
 105                 memmove(&tmp, data.data, sizeof tmp);
 106                 pn = tmp;
 107
 108                 for (w = pn->whead; w != NULL; w = w->next) {
 109                         (void)printf("%-*.*s %-*.*s ", (int)maxname,
 110                             (int)maxname,
 111                             pn->name, MAXREALNAME, MAXREALNAME,
 112                             pn->realname ? pn->realname : "");
 113                         if (!w->loginat) {
 114                                 (void)printf("  *     *  No logins   ");
 115                                 goto office;
 116                         }
 117                         (void)putchar(w->info == LOGGEDIN && !w->writable ?
 118                             '*' : ' ');
 119                         if (*w->tty)
 120                                 (void)printf("%-7.7s ", w->tty);
 121                         else
 122                                 (void)printf("        ");
 123                         if (w->info == LOGGEDIN) {
 124                                 stimeprint(w);
 125                                 (void)printf("  ");
 126                         } else
 127                                 (void)printf("    *  ");
 128                         p = ctime(&w->loginat);
 129                         if (now - w->loginat < SECSPERDAY * (DAYSPERWEEK - 1))
 130                                 (void)printf("%.3s %-8.5s", p, p + 11);
 131                         else if (now - w->loginat
 132                               < SECSPERDAY * DAYSPERNYEAR / 2)
 133                                 (void)printf("%.6s %-5.5s", p + 4, p + 11);
 134                         else
 135                                 (void)printf("%.6s %-5.4s", p + 4, p + 20);
 136 office:
 137                         if (gflag)
 138                                 goto no_gecos;
 139                         putchar(' ');
 140                         if (oflag) {
 141                                 if (pn->office)
 142                                         (void)printf("%-10.10s", pn->office);
 143                                 else if (pn->officephone)
 144                                         (void)printf("%-10.10s", " ");
 145                                 if (pn->officephone)
 146                                         (void)printf(" %-.15s",
 147                                                     prphone(pn->officephone));
 148                         } else
 149                                 (void)printf("%.*s", MAXHOSTNAMELEN, w->host);
 150 no_gecos:
 151                         putchar('\n');
 152                 }
 153         }
 154 }
 155
 156 static void
 157 stimeprint(WHERE *w)
 158 {
 159         struct tm *delta;
 160
 161         delta = gmtime(&w->idletime);
 162         if (!delta->tm_yday) {
 163                 if (!delta->tm_hour) {
 164                         if (!delta->tm_min)
 165                                 (void)printf("    -");
 166                         else
 167                                 (void)printf("%5d", delta->tm_min);
 168                 } else
 169                         (void)printf("%2d:%02d",
 170                             delta->tm_hour, delta->tm_min);
 171         } else
 172                 (void)printf("%4dd", delta->tm_yday);
 173 }