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cfscores.c revision 1.1 
      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[] = "@(#)cfscores.c	5.6 (Berkeley) 6/1/90";
     42 #endif /* not lint */
     43 
     44 #include <sys/types.h>
     45 #include <pwd.h>
     46 #include "pathnames.h"
     47 
     48 struct betinfo {
     49 	long	hand;		/* cost of dealing hand */
     50 	long	inspection;	/* cost of inspecting hand */
     51 	long	game;		/* cost of buying game */
     52 	long	runs;		/* cost of running through hands */
     53 	long	information;	/* cost of information */
     54 	long	thinktime;	/* cost of thinking time */
     55 	long	wins;		/* total winnings */
     56 	long	worth;		/* net worth after costs */
     57 };
     58 
     59 int dbfd;
     60 
     61 main(argc, argv)
     62 	int argc;
     63 	char *argv[];
     64 {
     65 	register struct passwd *pw;
     66 	int uid;
     67 
     68 	if (argc > 2) {
     69 		printf("Usage: cfscores [user]\n");
     70 		exit(1);
     71 	}
     72 	dbfd = open(_PATH_SCORE, 0);
     73 	if (dbfd < 0) {
     74 		perror(_PATH_SCORE);
     75 		exit(2);
     76 	}
     77 	setpwent();
     78 	if (argc == 1) {
     79 		uid = getuid();
     80 		pw = getpwuid(uid);
     81 		if (pw == 0) {
     82 			printf("You are not listed in the password file?!?\n");
     83 			exit(2);
     84 		}
     85 		printuser(pw, 1);
     86 		exit(0);
     87 	}
     88 	if (strcmp(argv[1], "-a") == 0) {
     89 		while ((pw = getpwent()) != 0)
     90 			printuser(pw, 0);
     91 		exit(0);
     92 	}
     93 	pw = getpwnam(argv[1]);
     94 	if (pw == 0) {
     95 		printf("User %s unknown\n", argv[1]);
     96 		exit(3);
     97 	}
     98 	printuser(pw, 1);
     99 	exit(0);
    100 }
    101 
    102 /*
    103  * print out info for specified password entry
    104  */
    105 printuser(pw, printfail)
    106 	register struct passwd *pw;
    107 	int printfail;
    108 {
    109 	struct betinfo total;
    110 	int i;
    111 
    112 	if (pw->pw_uid < 0) {
    113 		printf("Bad uid %d\n", pw->pw_uid);
    114 		return;
    115 	}
    116 	i = lseek(dbfd, pw->pw_uid * sizeof(struct betinfo), 0);
    117 	if (i < 0) {
    118 		perror("lseek");
    119 		return;
    120 	}
    121 	i = read(dbfd, (char *)&total, sizeof(total));
    122 	if (i < 0) {
    123 		perror("read");
    124 		return;
    125 	}
    126 	if (i == 0 || total.hand == 0) {
    127 		if (printfail)
    128 			printf("%s has never played canfield.\n", pw->pw_name);
    129 		return;
    130 	}
    131 	printf("*----------------------*\n");
    132 	if (total.worth >= 0)
    133 		printf("* Winnings for %-8s*\n", pw->pw_name);
    134 	else
    135 		printf("* Losses for %-10s*\n", pw->pw_name);
    136 	printf("*======================*\n");
    137 	printf("|Costs           Total |\n");
    138 	printf("| Hands       %8d |\n", total.hand);
    139 	printf("| Inspections %8d |\n", total.inspection);
    140 	printf("| Games       %8d |\n", total.game);
    141 	printf("| Runs        %8d |\n", total.runs);
    142 	printf("| Information %8d |\n", total.information);
    143 	printf("| Think time  %8d |\n", total.thinktime);
    144 	printf("|Total Costs  %8d |\n", total.wins - total.worth);
    145 	printf("|Winnings     %8d |\n", total.wins);
    146 	printf("|Net Worth    %8d |\n", total.worth);
    147 	printf("*----------------------*\n\n");
    148 }
    149