1 /* 2 * Copyright (c) 1980, 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. 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 * @(#) Copyright (c) 1980, 1993 The Regents of the University of California. All rights reserved. 34 * @(#)snscore.c 8.1 (Berkeley) 7/19/93 35 * $FreeBSD: src/games/snake/snscore/snscore.c,v 1.5 1999/11/30 03:49:42 billf Exp $ 36 * $DragonFly: src/games/snake/snscore/snscore.c,v 1.2 2003/06/17 04:25:25 dillon Exp $ 37 */ 38 39 #include <sys/types.h> 40 #include <pwd.h> 41 #include <stdio.h> 42 #include <stdlib.h> 43 #include <string.h> 44 #include "pathnames.h" 45 46 char *recfile = _PATH_RAWSCORES; 47 #define MAXPLAYERS 256 48 49 struct player { 50 short uids; 51 short scores; 52 char *name; 53 } players[MAXPLAYERS], temp; 54 55 int 56 main() 57 { 58 short uid, score; 59 FILE *fd; 60 int noplayers; 61 int i, j, notsorted; 62 short whoallbest, allbest; 63 char *q; 64 struct passwd *p; 65 66 fd = fopen(recfile, "r"); 67 68 if (fd == NULL) { 69 perror(recfile); 70 exit(1); 71 } 72 73 printf("Snake players scores to date\n"); 74 fread(&whoallbest, sizeof(short), 1, fd); 75 fread(&allbest, sizeof(short), 1, fd); 76 noplayers = 0; 77 for (uid = 2; ;uid++) { 78 if(fread(&score, sizeof(short), 1, fd) == 0) 79 break; 80 if (score > 0) { 81 if (noplayers > MAXPLAYERS) { 82 printf("too many players\n"); 83 exit(2); 84 } 85 players[noplayers].uids = uid; 86 players[noplayers].scores = score; 87 p = getpwuid(uid); 88 if (p == NULL) 89 continue; 90 q = p -> pw_name; 91 players[noplayers].name = malloc(strlen(q) + 1); 92 strcpy(players[noplayers].name, q); 93 noplayers++; 94 } 95 } 96 97 /* bubble sort scores */ 98 for (notsorted = 1; notsorted; ) { 99 notsorted = 0; 100 for (i = 0; i < noplayers - 1; i++) 101 if (players[i].scores < players[i + 1].scores) { 102 temp = players[i]; 103 players[i] = players[i + 1]; 104 players[i + 1] = temp; 105 notsorted++; 106 } 107 } 108 109 j = 1; 110 for (i = 0; i < noplayers; i++) { 111 printf("%d:\t$%d\t%s\n", j, players[i].scores, players[i].name); 112 if (players[i].scores > players[i + 1].scores) 113 j = i + 2; 114 } 115 exit(0); 116 } 117