canfield/cfscores/cfscores.c

   1 /*      $NetBSD: cfscores.c,v 1.3 1995/03/21 15:08:37 cgd Exp $ */
   2
   3 /*
   4  * Copyright (c) 1983, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *      This product includes software developed by the University of
  18  *      California, Berkeley and its contributors.
  19  * 4. Neither the name of the University nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  */
  35
  36 #ifndef lint
  37 static char copyright[] =
  38 "@(#) Copyright (c) 1983, 1993\n\
  39         The Regents of the University of California.  All rights reserved.\n";
  40 #endif /* not lint */
  41
  42 #ifndef lint
  43 #if 0
  44 static char sccsid[] = "@(#)cfscores.c  8.1 (Berkeley) 5/31/93";
  45 #else
  46 static char rcsid[] = "$NetBSD: cfscores.c,v 1.3 1995/03/21 15:08:37 cgd Exp $";
  47 #endif
  48 #endif /* not lint */
  49
  50 #include <sys/types.h>
  51 #include <pwd.h>
  52 #include "pathnames.h"
  53
  54 struct betinfo {
  55         long    hand;           /* cost of dealing hand */
  56         long    inspection;     /* cost of inspecting hand */
  57         long    game;           /* cost of buying game */
  58         long    runs;           /* cost of running through hands */
  59         long    information;    /* cost of information */
  60         long    thinktime;      /* cost of thinking time */
  61         long    wins;           /* total winnings */
  62         long    worth;          /* net worth after costs */
  63 };
  64
  65 int dbfd;
  66
  67 main(argc, argv)
  68         int argc;
  69         char *argv[];
  70 {
  71         register struct passwd *pw;
  72         int uid;
  73
  74         if (argc > 2) {
  75                 printf("Usage: cfscores [user]\n");
  76                 exit(1);
  77         }
  78         dbfd = open(_PATH_SCORE, 0);
  79         if (dbfd < 0) {
  80                 perror(_PATH_SCORE);
  81                 exit(2);
  82         }
  83         setpwent();
  84         if (argc == 1) {
  85                 uid = getuid();
  86                 pw = getpwuid(uid);
  87                 if (pw == 0) {
  88                         printf("You are not listed in the password file?!?\n");
  89                         exit(2);
  90                 }
  91                 printuser(pw, 1);
  92                 exit(0);
  93         }
  94         if (strcmp(argv[1], "-a") == 0) {
  95                 while ((pw = getpwent()) != 0)
  96                         printuser(pw, 0);
  97                 exit(0);
  98         }
  99         pw = getpwnam(argv[1]);
 100         if (pw == 0) {
 101                 printf("User %s unknown\n", argv[1]);
 102                 exit(3);
 103         }
 104         printuser(pw, 1);
 105         exit(0);
 106 }
 107
 108 /*
 109  * print out info for specified password entry
 110  */
 111 printuser(pw, printfail)
 112         register struct passwd *pw;
 113         int printfail;
 114 {
 115         struct betinfo total;
 116         int i;
 117
 118         if (pw->pw_uid < 0) {
 119                 printf("Bad uid %d\n", pw->pw_uid);
 120                 return;
 121         }
 122         i = lseek(dbfd, pw->pw_uid * sizeof(struct betinfo), 0);
 123         if (i < 0) {
 124                 perror("lseek");
 125                 return;
 126         }
 127         i = read(dbfd, (char *)&total, sizeof(total));
 128         if (i < 0) {
 129                 perror("read");
 130                 return;
 131         }
 132         if (i == 0 || total.hand == 0) {
 133                 if (printfail)
 134                         printf("%s has never played canfield.\n", pw->pw_name);
 135                 return;
 136         }
 137         printf("*----------------------*\n");
 138         if (total.worth >= 0)
 139                 printf("* Winnings for %-8s*\n", pw->pw_name);
 140         else
 141                 printf("* Losses for %-10s*\n", pw->pw_name);
 142         printf("*======================*\n");
 143         printf("|Costs           Total |\n");
 144         printf("| Hands       %8d |\n", total.hand);
 145         printf("| Inspections %8d |\n", total.inspection);
 146         printf("| Games       %8d |\n", total.game);
 147         printf("| Runs        %8d |\n", total.runs);
 148         printf("| Information %8d |\n", total.information);
 149         printf("| Think time  %8d |\n", total.thinktime);
 150         printf("|Total Costs  %8d |\n", total.wins - total.worth);
 151         printf("|Winnings     %8d |\n", total.wins);
 152         printf("|Net Worth    %8d |\n", total.worth);
 153         printf("*----------------------*\n\n");
 154 }