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cfscores.c revision 1.2 
      1 /*
      2  * Copyright (c) 1983 Regents of the University of California.
      3  * 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. All advertising materials mentioning features or use of this software
     14  *    must display the following acknowledgement:
     15  *	This product includes software developed by the University of
     16  *	California, Berkeley and its contributors.
     17  * 4. Neither the name of the University nor the names of its contributors
     18  *    may be used to endorse or promote products derived from this software
     19  *    without specific prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     31  * SUCH DAMAGE.
     32  */
     33 
     34 #ifndef lint
     35 char copyright[] =
     36 "@(#) Copyright (c) 1983 Regents of the University of California.\n\
     37  All rights reserved.\n";
     38 #endif /* not lint */
     39 
     40 #ifndef lint
     41 /*static char sccsid[] = "from: @(#)cfscores.c	5.6 (Berkeley) 6/1/90";*/
     42 static char rcsid[] = "$Id: cfscores.c,v 1.2 1993/08/01 18:55:25 mycroft Exp $";
     43 #endif /* not lint */
     44 
     45 #include <sys/types.h>
     46 #include <pwd.h>
     47 #include "pathnames.h"
     48 
     49 struct betinfo {
     50 	long	hand;		/* cost of dealing hand */
     51 	long	inspection;	/* cost of inspecting hand */
     52 	long	game;		/* cost of buying game */
     53 	long	runs;		/* cost of running through hands */
     54 	long	information;	/* cost of information */
     55 	long	thinktime;	/* cost of thinking time */
     56 	long	wins;		/* total winnings */
     57 	long	worth;		/* net worth after costs */
     58 };
     59 
     60 int dbfd;
     61 
     62 main(argc, argv)
     63 	int argc;
     64 	char *argv[];
     65 {
     66 	register struct passwd *pw;
     67 	int uid;
     68 
     69 	if (argc > 2) {
     70 		printf("Usage: cfscores [user]\n");
     71 		exit(1);
     72 	}
     73 	dbfd = open(_PATH_SCORE, 0);
     74 	if (dbfd < 0) {
     75 		perror(_PATH_SCORE);
     76 		exit(2);
     77 	}
     78 	setpwent();
     79 	if (argc == 1) {
     80 		uid = getuid();
     81 		pw = getpwuid(uid);
     82 		if (pw == 0) {
     83 			printf("You are not listed in the password file?!?\n");
     84 			exit(2);
     85 		}
     86 		printuser(pw, 1);
     87 		exit(0);
     88 	}
     89 	if (strcmp(argv[1], "-a") == 0) {
     90 		while ((pw = getpwent()) != 0)
     91 			printuser(pw, 0);
     92 		exit(0);
     93 	}
     94 	pw = getpwnam(argv[1]);
     95 	if (pw == 0) {
     96 		printf("User %s unknown\n", argv[1]);
     97 		exit(3);
     98 	}
     99 	printuser(pw, 1);
    100 	exit(0);
    101 }
    102 
    103 /*
    104  * print out info for specified password entry
    105  */
    106 printuser(pw, printfail)
    107 	register struct passwd *pw;
    108 	int printfail;
    109 {
    110 	struct betinfo total;
    111 	int i;
    112 
    113 	if (pw->pw_uid < 0) {
    114 		printf("Bad uid %d\n", pw->pw_uid);
    115 		return;
    116 	}
    117 	i = lseek(dbfd, pw->pw_uid * sizeof(struct betinfo), 0);
    118 	if (i < 0) {
    119 		perror("lseek");
    120 		return;
    121 	}
    122 	i = read(dbfd, (char *)&total, sizeof(total));
    123 	if (i < 0) {
    124 		perror("read");
    125 		return;
    126 	}
    127 	if (i == 0 || total.hand == 0) {
    128 		if (printfail)
    129 			printf("%s has never played canfield.\n", pw->pw_name);
    130 		return;
    131 	}
    132 	printf("*----------------------*\n");
    133 	if (total.worth >= 0)
    134 		printf("* Winnings for %-8s*\n", pw->pw_name);
    135 	else
    136 		printf("* Losses for %-10s*\n", pw->pw_name);
    137 	printf("*======================*\n");
    138 	printf("|Costs           Total |\n");
    139 	printf("| Hands       %8d |\n", total.hand);
    140 	printf("| Inspections %8d |\n", total.inspection);
    141 	printf("| Games       %8d |\n", total.game);
    142 	printf("| Runs        %8d |\n", total.runs);
    143 	printf("| Information %8d |\n", total.information);
    144 	printf("| Think time  %8d |\n", total.thinktime);
    145 	printf("|Total Costs  %8d |\n", total.wins - total.worth);
    146 	printf("|Winnings     %8d |\n", total.wins);
    147 	printf("|Net Worth    %8d |\n", total.worth);
    148 	printf("*----------------------*\n\n");
    149 }
    150