1 /* $NetBSD: snscore.c,v 1.8 1998/09/11 14:25:22 hubertf Exp $ */ 2 3 /* 4 * Copyright (c) 1980, 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 #include <sys/cdefs.h> 37 #ifndef lint 38 __COPYRIGHT("@(#) Copyright (c) 1980, 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[] = "@(#)snscore.c 8.1 (Berkeley) 7/19/93"; 45 #else 46 __RCSID("$NetBSD: snscore.c,v 1.8 1998/09/11 14:25:22 hubertf Exp $"); 47 #endif 48 #endif /* not lint */ 49 50 #include <sys/types.h> 51 #include <err.h> 52 #include <pwd.h> 53 #include <stdio.h> 54 #include <stdlib.h> 55 #include <string.h> 56 #include "pathnames.h" 57 58 char *recfile = _PATH_RAWSCORES; 59 #define MAXPLAYERS 256 60 61 struct player { 62 short uids; 63 short scores; 64 char *name; 65 } players[MAXPLAYERS], temp; 66 67 int main __P((void)); 68 69 int 70 main() 71 { 72 short uid, score; 73 FILE *fd; 74 int noplayers; 75 int i, j, notsorted; 76 short whoallbest, allbest; 77 const char *q; 78 struct passwd *p; 79 80 fd = fopen(recfile, "r"); 81 if (fd == NULL) 82 err(1, "opening `%s'", recfile); 83 printf("Snake players scores to date\n"); 84 fread(&whoallbest, sizeof(short), 1, fd); 85 fread(&allbest, sizeof(short), 1, fd); 86 noplayers = 0; 87 for (uid = 2; ;uid++) { 88 if(fread(&score, sizeof(short), 1, fd) == 0) 89 break; 90 if (score > 0) { 91 if (noplayers > MAXPLAYERS) { 92 printf("too many players\n"); 93 exit(2); 94 } 95 players[noplayers].uids = uid; 96 players[noplayers].scores = score; 97 p = getpwuid(uid); 98 if (p == NULL) 99 continue; 100 q = p -> pw_name; 101 players[noplayers].name = malloc(strlen(q) + 1); 102 strcpy(players[noplayers].name, q); 103 noplayers++; 104 } 105 } 106 107 /* bubble sort scores */ 108 for (notsorted = 1; notsorted; ) { 109 notsorted = 0; 110 for (i = 0; i < noplayers - 1; i++) 111 if (players[i].scores < players[i + 1].scores) { 112 temp = players[i]; 113 players[i] = players[i + 1]; 114 players[i + 1] = temp; 115 notsorted++; 116 } 117 } 118 119 j = 1; 120 for (i = 0; i < noplayers; i++) { 121 printf("%d:\t$%d\t%s\n", j, players[i].scores, players[i].name); 122 if (players[i].scores > players[i + 1].scores) 123 j = i + 2; 124 } 125 exit(0); 126 } 127