Remove no longer needed catman periodic via 'make upgrade'.
[dragonfly.git] / games / atc / log.c
1 /*-
2  * Copyright (c) 1990, 1993
3  *      The Regents of the University of California.  All rights reserved.
4  *
5  * This code is derived from software contributed to Berkeley by
6  * Ed James.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. Neither the name of the University nor the names of its contributors
17  *    may be used to endorse or promote products derived from this software
18  *    without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  *
32  * @(#)log.c    8.1 (Berkeley) 5/31/93
33  * $FreeBSD: src/games/atc/log.c,v 1.7 1999/11/30 03:48:20 billf Exp $
34  */
35
36 /*
37  * Copyright (c) 1987 by Ed James, UC Berkeley.  All rights reserved.
38  *
39  * Copy permission is hereby granted provided that this notice is
40  * retained on all partial or complete copies.
41  *
42  * For more info on this and all of my stuff, mail edjames@berkeley.edu.
43  */
44
45 #include <sys/stat.h>
46 #include <err.h>
47
48 #include "include.h"
49 #include "pathnames.h"
50
51 #include <sys/utsname.h>
52
53 static FILE *score_fp;
54
55 static int      compar(const void *, const void *);
56 static const char       *timestr(int);
57
58
59 static int
60 compar(const void *va, const void *vb)
61 {
62         const SCORE     *a, *b;
63
64         a = (const SCORE *)va;
65         b = (const SCORE *)vb;
66         if (b->planes == a->planes)
67                 return (b->time - a->time);
68         else
69                 return (b->planes - a->planes);
70 }
71
72 #define SECAMIN         60
73 #define MINAHOUR        60
74 #define HOURADAY        24
75 #define SECAHOUR        (SECAMIN * MINAHOUR)
76 #define SECADAY         (SECAHOUR * HOURADAY)
77 #define DAY(t)          ((t) / SECADAY)
78 #define HOUR(t)         (((t) % SECADAY) / SECAHOUR)
79 #define MIN(t)          (((t) % SECAHOUR) / SECAMIN)
80 #define SEC(t)          ((t) % SECAMIN)
81
82 static const char *
83 timestr(int t)
84 {
85         static char     s[80];
86
87         if (DAY(t) > 0)
88                 sprintf(s, "%dd+%02dhrs", DAY(t), HOUR(t));
89         else if (HOUR(t) > 0)
90                 sprintf(s, "%d:%02d:%02d", HOUR(t), MIN(t), SEC(t));
91         else if (MIN(t) > 0)
92                 sprintf(s, "%d:%02d", MIN(t), SEC(t));
93         else if (SEC(t) > 0)
94                 sprintf(s, ":%02d", SEC(t));
95         else
96                 *s = '\0';
97
98         return (s);
99 }
100
101 void
102 open_score_file(void)
103 {
104         mode_t old_mask;
105         int score_fd;
106         int flags;
107
108         old_mask = umask(0);
109         score_fd = open(_PATH_SCORE, O_CREAT|O_RDWR, 0664);
110         umask(old_mask);
111         if (score_fd < 0) {
112                 warn("open %s", _PATH_SCORE);
113                 return;
114         }
115         /* Set the close-on-exec flag.  If this fails for any reason, quit
116          * rather than leave the score file open to tampering.  */
117         flags = fcntl(score_fd, F_GETFD);
118         if (flags < 0)
119                 err(1, "fcntl F_GETFD");
120         flags |= FD_CLOEXEC;
121         if (fcntl(score_fd, F_SETFD, flags) == -1)
122                 err(1, "fcntl F_SETFD");
123         /*
124          * This is done to take advantage of stdio, while still
125          * allowing a O_CREAT during the open(2) of the log file.
126          */
127         score_fp = fdopen(score_fd, "r+");
128         if (score_fp == NULL) {
129                 warn("fdopen %s", _PATH_SCORE);
130                 return;
131         }
132 }
133
134 int
135 log_score(int list_em)
136 {
137         int             i, num_scores = 0, good, changed = 0, found = 0;
138         struct passwd   *pw;
139         char            *cp;
140         SCORE           score[100], thisscore;
141         struct utsname  xname;
142
143         if (score_fp == NULL) {
144                 warnx("no score file available");
145                 return (-1);
146         }
147
148         if (flock(fileno(score_fp), LOCK_EX) < 0)
149         {
150                 warn("flock %s", _PATH_SCORE);
151                 return (-1);
152         }
153         for (;;) {
154                 good = fscanf(score_fp, SCORE_SCANF_FMT,
155                         score[num_scores].name,
156                         score[num_scores].host,
157                         score[num_scores].game,
158                         &score[num_scores].planes,
159                         &score[num_scores].time,
160                         &score[num_scores].real_time);
161                 if (good != 6 || ++num_scores >= NUM_SCORES)
162                         break;
163         }
164         if (!test_mode && !list_em) {
165                 if ((pw = (struct passwd *) getpwuid(getuid())) == NULL) {
166                         fprintf(stderr,
167                                 "getpwuid failed for uid %d.  Who are you?\n",
168                                 (int)getuid());
169                         return (-1);
170                 }
171                 strcpy(thisscore.name, pw->pw_name);
172
173                 uname(&xname);
174                 strcpy(thisscore.host, xname.nodename);
175
176                 cp = rindex(filename, '/');
177                 if (cp == NULL) {
178                         fprintf(stderr, "log: where's the '/' in %s?\n", filename);
179                         return (-1);
180                 }
181                 cp++;
182                 strcpy(thisscore.game, cp);
183
184                 thisscore.time = clck;
185                 thisscore.planes = safe_planes;
186                 thisscore.real_time = time(0) - start_time;
187
188                 for (i = 0; i < num_scores; i++) {
189                         if (strcmp(thisscore.name, score[i].name) == 0 &&
190                             strcmp(thisscore.host, score[i].host) == 0 &&
191                             strcmp(thisscore.game, score[i].game) == 0) {
192                                 if (thisscore.time > score[i].time) {
193                                         score[i].time = thisscore.time;
194                                         score[i].planes = thisscore.planes;
195                                         score[i].real_time =
196                                                 thisscore.real_time;
197                                         changed++;
198                                 }
199                                 found++;
200                                 break;
201                         }
202                 }
203                 if (!found) {
204                         for (i = 0; i < num_scores; i++) {
205                                 if (thisscore.time > score[i].time) {
206                                         if (num_scores < NUM_SCORES)
207                                                 num_scores++;
208                                         bcopy(&score[i],
209                                                 &score[num_scores - 1],
210                                                 sizeof (score[i]));
211                                         bcopy(&thisscore, &score[i],
212                                                 sizeof (score[i]));
213                                         changed++;
214                                         break;
215                                 }
216                         }
217                 }
218                 if (!found && !changed && num_scores < NUM_SCORES) {
219                         bcopy(&thisscore, &score[num_scores],
220                                 sizeof (score[num_scores]));
221                         num_scores++;
222                         changed++;
223                 }
224
225                 if (changed) {
226                         if (found)
227                                 puts("You beat your previous score!");
228                         else
229                                 puts("You made the top players list!");
230                         qsort(score, num_scores, sizeof (*score), compar);
231                         rewind(score_fp);
232                         for (i = 0; i < num_scores; i++)
233                                 fprintf(score_fp, "%s %s %s %d %d %d\n",
234                                         score[i].name, score[i].host,
235                                         score[i].game, score[i].planes,
236                                         score[i].time, score[i].real_time);
237                 fflush(score_fp);
238                 if (ferror(score_fp))
239                         warn("error writing %s", _PATH_SCORE);
240                 /* It is just possible that updating an entry could
241                  * have reduced the length of the file, so we
242                  * truncate it.  The lseek is required for stream/fd
243                  * synchronisation by POSIX.1.  */
244                 lseek(fileno(score_fp), 0, SEEK_END);
245                 ftruncate(fileno(score_fp), ftell(score_fp));
246                 } else {
247                         if (found)
248                                 puts("You didn't beat your previous score.");
249                         else
250                                 puts("You didn't make the top players list.");
251                 }
252                 putchar('\n');
253         }
254         flock(fileno(score_fp), LOCK_UN);
255         fclose(score_fp);
256         printf("%2s:  %-8s  %-8s  %-18s  %4s  %9s  %4s\n", "#", "name", "host",
257                 "game", "time", "real time", "planes safe");
258         puts("-------------------------------------------------------------------------------");
259         for (i = 0; i < num_scores; i++) {
260                 cp = index(score[i].host, '.');
261                 if (cp != NULL)
262                         *cp = '\0';
263                 printf("%2d:  %-8s  %-8s  %-18s  %4d  %9s  %4d\n", i + 1,
264                         score[i].name, score[i].host, score[i].game,
265                         score[i].time, timestr(score[i].real_time),
266                         score[i].planes);
267         }
268         putchar('\n');
269         return (0);
270 }
271
272 void
273 log_score_quit(__unused int sig)
274 {
275         log_score(0);
276         exit(0);
277 }