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3783acaf KM |
1 | /* |
2 | * Copyright (c) 1980 Regents of the University of California. | |
3 | * All rights reserved. The Berkeley software License Agreement | |
4 | * specifies the terms and conditions for redistribution. | |
5 | */ | |
6 | ||
7 | #ifndef lint | |
8 | static char sccsid[] = "@(#)score.c 5.1 (Berkeley) %G%"; | |
9 | #endif not lint | |
10 | ||
11 | # include "robots.h" | |
12 | # include <pwd.h> | |
13 | ||
14 | typedef struct { | |
15 | int s_uid; | |
16 | int s_score; | |
17 | char s_name[MAXNAME]; | |
18 | } SCORE; | |
19 | ||
20 | typedef struct passwd PASSWD; | |
21 | ||
22 | char *Scorefile = SCOREFILE; | |
23 | ||
24 | int Max_per_uid = MAX_PER_UID; | |
25 | ||
26 | static SCORE Top[MAXSCORES]; | |
27 | ||
28 | /* | |
29 | * score: | |
30 | * Post the player's score, if reasonable, and then print out the | |
31 | * top list. | |
32 | */ | |
33 | score() | |
34 | { | |
35 | register int inf; | |
36 | register SCORE *scp; | |
37 | register int uid; | |
38 | register bool done_show = FALSE; | |
39 | static int numscores, max_uid; | |
40 | ||
41 | Newscore = FALSE; | |
42 | if ((inf = open(Scorefile, 2)) < 0) { | |
43 | perror(Scorefile); | |
44 | return; | |
45 | } | |
46 | ||
47 | if (read(inf, &max_uid, sizeof max_uid) == sizeof max_uid) | |
48 | read(inf, Top, sizeof Top); | |
49 | else { | |
50 | for (scp = Top; scp < &Top[MAXSCORES]; scp++) | |
51 | scp->s_score = -1; | |
52 | max_uid = Max_per_uid; | |
53 | } | |
54 | ||
55 | uid = getuid(); | |
56 | if (Top[MAXSCORES-1].s_score <= Score) { | |
57 | numscores = 0; | |
58 | for (scp = Top; scp < &Top[MAXSCORES]; scp++) | |
59 | if (scp->s_score < 0 || | |
60 | (scp->s_uid == uid && ++numscores == max_uid)) { | |
61 | if (scp->s_score > Score) | |
62 | break; | |
63 | scp->s_score = Score; | |
64 | scp->s_uid = uid; | |
65 | set_name(scp); | |
66 | Newscore = TRUE; | |
67 | break; | |
68 | } | |
69 | if (scp == &Top[MAXSCORES]) { | |
70 | Top[MAXSCORES-1].s_score = Score; | |
71 | Top[MAXSCORES-1].s_uid = uid; | |
72 | set_name(&Top[MAXSCORES-1]); | |
73 | Newscore = TRUE; | |
74 | } | |
75 | if (Newscore) | |
76 | qsort(Top, MAXSCORES, sizeof Top[0], cmp_sc); | |
77 | } | |
78 | ||
79 | if (!Newscore) { | |
80 | Full_clear = FALSE; | |
81 | close(inf); | |
82 | return; | |
83 | } | |
84 | else | |
85 | Full_clear = TRUE; | |
86 | ||
87 | for (scp = Top; scp < &Top[MAXSCORES]; scp++) { | |
88 | if (scp->s_score < 0) | |
89 | break; | |
90 | move((scp - Top) + 1, 15); | |
91 | if (!done_show && scp->s_uid == uid && scp->s_score == Score) | |
92 | standout(); | |
93 | printw(" %d\t%d\t%-8.8s ", (scp - Top) + 1, scp->s_score, scp->s_name); | |
94 | if (!done_show && scp->s_uid == uid && scp->s_score == Score) { | |
95 | standend(); | |
96 | done_show = TRUE; | |
97 | } | |
98 | } | |
99 | Num_scores = scp - Top; | |
100 | refresh(); | |
101 | ||
102 | if (Newscore) { | |
103 | lseek(inf, 0L, 0); | |
104 | write(inf, &max_uid, sizeof max_uid); | |
105 | write(inf, Top, sizeof Top); | |
106 | } | |
107 | close(inf); | |
108 | } | |
109 | ||
110 | set_name(scp) | |
111 | register SCORE *scp; | |
112 | { | |
113 | register PASSWD *pp; | |
114 | ||
115 | if ((pp = getpwuid(scp->s_uid)) == NULL) | |
116 | pp->pw_name = "???"; | |
117 | strncpy(scp->s_name, pp->pw_name, MAXNAME); | |
118 | } | |
119 | ||
120 | /* | |
121 | * cmp_sc: | |
122 | * Compare two scores. | |
123 | */ | |
124 | cmp_sc(s1, s2) | |
125 | register SCORE *s1, *s2; | |
126 | { | |
127 | return s2->s_score - s1->s_score; | |
128 | } | |
129 | ||
130 | /* | |
131 | * show_score: | |
132 | * Show the score list for the '-s' option. | |
133 | */ | |
134 | show_score() | |
135 | { | |
136 | register SCORE *scp; | |
137 | register int inf; | |
138 | static int max_score; | |
139 | ||
140 | if ((inf = open(Scorefile, 0)) < 0) { | |
141 | perror(Scorefile); | |
142 | return; | |
143 | } | |
144 | ||
145 | for (scp = Top; scp < &Top[MAXSCORES]; scp++) | |
146 | scp->s_score = -1; | |
147 | ||
148 | read(inf, &max_score, sizeof max_score); | |
149 | read(inf, Top, sizeof Top); | |
150 | close(inf); | |
151 | inf = 1; | |
152 | for (scp = Top; scp < &Top[MAXSCORES]; scp++) | |
153 | if (scp->s_score >= 0) | |
154 | printf("%d\t%d\t%.*s\n", inf++, scp->s_score, sizeof scp->s_name, scp->s_name); | |
155 | } |