games/sail/lo_main.c

   1 /*-
   2  * Copyright (c) 1983, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. Neither the name of the University nor the names of its contributors
  14  *    may be used to endorse or promote products derived from this software
  15  *    without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  *
  29  * @(#)lo_main.c        8.1 (Berkeley) 5/31/93
  30  * $FreeBSD: src/games/sail/lo_main.c,v 1.2 1999/11/30 03:49:34 billf Exp $
  31  * $DragonFly: src/games/sail/lo_main.c,v 1.3 2006/09/03 17:33:13 pavalos Exp $
  32  */
  33
  34 /*
  35  * Print out the top ten SAILors
  36  *
  37  * -l force a long listing (print out real usernames)
  38  */
  39 #include <sys/types.h>
  40 #include <pwd.h>
  41 #include "externs.h"
  42 #include "pathnames.h"
  43
  44 const char *title[] = {
  45         "Admiral", "Commodore", "Captain", "Captain",
  46         "Captain", "Captain", "Captain", "Commander",
  47         "Commander", "Lieutenant"
  48 };
  49
  50 int
  51 lo_main(void)
  52 {
  53         FILE *fp;
  54         char sbuf[32];
  55         int n = 0, ppl;
  56         struct passwd *pass;
  57         struct logs log;
  58         struct ship *ship;
  59
  60         if ((fp = fopen(_PATH_LOGFILE, "r")) == 0) {
  61                 perror(_PATH_LOGFILE);
  62                 exit(1);
  63         }
  64         switch (fread((char *)&ppl, sizeof ppl, 1, fp)) {
  65         case 0:
  66                 printf("Nobody has sailed yet.\n");
  67                 exit(0);
  68         case 1:
  69                 break;
  70         default:
  71                 perror(_PATH_LOGFILE);
  72                 exit(1);
  73         }
  74         while (fread((char *)&log, sizeof log, 1, fp) == 1 &&
  75                log.l_name[0] != '\0') {
  76                 if (longfmt && (pass = getpwuid(log.l_uid)) != NULL)
  77                         sprintf(sbuf, "%10.10s (%s)",
  78                                 log.l_name, pass->pw_name);
  79                 else
  80                         sprintf(sbuf, "%20.20s", log.l_name);
  81                 ship = &scene[log.l_gamenum].ship[log.l_shipnum];
  82                 printf("%-10s %21s of the %15s %3d points, %5.2f equiv\n",
  83                         title[n++], sbuf, ship->shipname, log.l_netpoints,
  84                         (float) log.l_netpoints / ship->specs->pts);
  85         }
  86         printf("\n%d people have played.\n", ppl);
  87         return 0;
  88 }