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  * 4. Neither the name of the University nor the names of its contributors
  17  *    may be used to endorse or promote products derived from this software
  18  *    without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  */
  32
  33 #if 0
  34 #ifndef lint
  35 static char sccsid[] = "@(#)sprint.c    8.3 (Berkeley) 4/28/95";
  36 #endif
  37 #endif
  38
  39 #include <sys/cdefs.h>
  40 __FBSDID("$FreeBSD$");
  41
  42 #include <sys/param.h>
  43 #include <sys/types.h>
  44 #include <sys/socket.h>
  45 #include <db.h>
  46 #include <err.h>
  47 #include <langinfo.h>
  48 #include <pwd.h>
  49 #include <stdio.h>
  50 #include <string.h>
  51 #include <time.h>
  52 #include <utmpx.h>
  53 #include "finger.h"
  54
  55 static void       stimeprint(WHERE *);
  56
  57 void
  58 sflag_print(void)
  59 {
  60         PERSON *pn;
  61         WHERE *w;
  62         int sflag, r, namelen;
  63         char p[80];
  64         PERSON *tmp;
  65         DBT data, key;
  66         struct tm *lc;
  67
  68         if (d_first < 0)
  69                 d_first = (*nl_langinfo(D_MD_ORDER) == 'd');
  70         /*
  71          * short format --
  72          *      login name
  73          *      real name
  74          *      terminal name (the XX of ttyXX)
  75          *      if terminal writeable (add an '*' to the terminal name
  76          *              if not)
  77          *      if logged in show idle time and day logged in, else
  78          *              show last login date and time.
  79          *              If > 6 months, show year instead of time.
  80          *      if (-o)
  81          *              office location
  82          *              office phone
  83          *      else
  84          *              remote host
  85          */
  86 #define MAXREALNAME     16
  87 #define MAXHOSTNAME     17      /* in reality, hosts are never longer than 16 */
  88         (void)printf("%-*s %-*s%s %s\n", MAXLOGNAME, "Login", MAXREALNAME,
  89             "Name", " TTY      Idle  Login  Time  ", (gflag) ? "" :
  90             oflag ? "Office  Phone" : "Where");
  91
  92         for (sflag = R_FIRST;; sflag = R_NEXT) {
  93                 r = (*db->seq)(db, &key, &data, sflag);
  94                 if (r == -1)
  95                         err(1, "db seq");
  96                 if (r == 1)
  97                         break;
  98                 memmove(&tmp, data.data, sizeof tmp);
  99                 pn = tmp;
 100
 101                 for (w = pn->whead; w != NULL; w = w->next) {
 102                         namelen = MAXREALNAME;
 103                         if (w->info == LOGGEDIN && !w->writable)
 104                                 --namelen;      /* leave space before `*' */
 105                         (void)printf("%-*.*s %-*.*s", MAXLOGNAME, MAXLOGNAME,
 106                                 pn->name, MAXREALNAME, namelen,
 107                                 pn->realname ? pn->realname : "");
 108                         if (!w->loginat) {
 109                                 (void)printf("  *     *   No logins   ");
 110                                 goto office;
 111                         }
 112                         (void)putchar(w->info == LOGGEDIN && !w->writable ?
 113                             '*' : ' ');
 114                         if (*w->tty)
 115                                 (void)printf("%-7.7s ",
 116                                              (strncmp(w->tty, "tty", 3)
 117                                               && strncmp(w->tty, "cua", 3))
 118                                              ? w->tty : w->tty + 3);
 119                         else
 120                                 (void)printf("        ");
 121                         if (w->info == LOGGEDIN) {
 122                                 stimeprint(w);
 123                                 (void)printf("  ");
 124                         } else
 125                                 (void)printf("    *  ");
 126                         lc = localtime(&w->loginat);
 127 #define SECSPERDAY 86400
 128 #define DAYSPERWEEK 7
 129 #define DAYSPERNYEAR 365
 130                         if (now - w->loginat < SECSPERDAY * (DAYSPERWEEK - 1)) {
 131                                 (void)strftime(p, sizeof(p), "%a", lc);
 132                         } else {
 133                                 (void)strftime(p, sizeof(p),
 134                                              d_first ? "%e %b" : "%b %e", lc);
 135                         }
 136                         (void)printf("%-6.6s", p);
 137                         if (now - w->loginat >= SECSPERDAY * DAYSPERNYEAR / 2) {
 138                                 (void)strftime(p, sizeof(p), "%Y", lc);
 139                         } else {
 140                                 (void)strftime(p, sizeof(p), "%R", lc);
 141                         }
 142                         (void)printf(" %-5.5s", p);
 143 office:
 144                         if (gflag)
 145                                 goto no_gecos;
 146                         if (oflag) {
 147                                 if (pn->office)
 148                                         (void)printf(" %-7.7s", pn->office);
 149                                 else if (pn->officephone)
 150                                         (void)printf(" %-7.7s", " ");
 151                                 if (pn->officephone)
 152                                         (void)printf(" %-.9s",
 153                                             prphone(pn->officephone));
 154                         } else
 155                                 (void)printf(" %.*s", MAXHOSTNAME, w->host);
 156 no_gecos:
 157                         putchar('\n');
 158                 }
 159         }
 160 }
 161
 162 static void
 163 stimeprint(WHERE *w)
 164 {
 165         struct tm *delta;
 166
 167         if (w->idletime == -1) {
 168                 (void)printf("     ");
 169                 return;
 170         }
 171
 172         delta = gmtime(&w->idletime);
 173         if (!delta->tm_yday)
 174                 if (!delta->tm_hour)
 175                         if (!delta->tm_min)
 176                                 (void)printf("     ");
 177                         else
 178                                 (void)printf("%5d", delta->tm_min);
 179                 else
 180                         (void)printf("%2d:%02d",
 181                             delta->tm_hour, delta->tm_min);
 182         else
 183                 (void)printf("%4dd", delta->tm_yday);
 184 }