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- /*-
- * Copyright (c) 1990 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Ed James.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
- /*
- * Copyright (c) 1987 by Ed James, UC Berkeley. All rights reserved.
- *
- * Copy permission is hereby granted provided that this notice is
- * retained on all partial or complete copies.
- *
- * For more info on this and all of my stuff, mail edjames@berkeley.edu.
- */
-
- #ifndef lint
- static char sccsid[] = "@(#)log.c 5.7 (Berkeley) 10/30/90";
- #endif not lint
-
- #include "include.h"
- #include "pathnames.h"
-
- compar(a, b)
- SCORE *a, *b;
- {
- if (b->planes == a->planes)
- return (b->time - a->time);
- else
- return (b->planes - a->planes);
- }
-
- #define SECAMIN 60
- #define MINAHOUR 60
- #define HOURADAY 24
- #define SECAHOUR (SECAMIN * MINAHOUR)
- #define SECADAY (SECAHOUR * HOURADAY)
- #define DAY(t) ((t) / SECADAY)
- #define HOUR(t) (((t) % SECADAY) / SECAHOUR)
- #define MIN(t) (((t) % SECAHOUR) / SECAMIN)
- #define SEC(t) ((t) % SECAMIN)
-
- char *
- timestr(t)
- {
- static char s[80];
-
- if (DAY(t) > 0)
- (void)sprintf(s, "%dd+%02dhrs", DAY(t), HOUR(t));
- else if (HOUR(t) > 0)
- (void)sprintf(s, "%d:%02d:%02d", HOUR(t), MIN(t), SEC(t));
- else if (MIN(t) > 0)
- (void)sprintf(s, "%d:%02d", MIN(t), SEC(t));
- else if (SEC(t) > 0)
- (void)sprintf(s, ":%02d", SEC(t));
- else
- *s = '\0';
-
- return (s);
- }
-
- log_score(list_em)
- {
- register int i, fd, num_scores = 0, good, changed = 0, found = 0;
- struct passwd *pw;
- FILE *fp;
- char *cp, *index(), *rindex();
- SCORE score[100], thisscore;
- #ifdef SYSV
- struct utsname name;
- #endif
-
- umask(0);
- fd = open(_PATH_SCORE, O_CREAT|O_RDWR, 0644);
- if (fd < 0) {
- perror(_PATH_SCORE);
- return (-1);
- }
- /*
- * This is done to take advantage of stdio, while still
- * allowing a O_CREAT during the open(2) of the log file.
- */
- fp = fdopen(fd, "r+");
- if (fp == NULL) {
- perror(_PATH_SCORE);
- return (-1);
- }
- #ifdef BSD
- if (flock(fileno(fp), LOCK_EX) < 0)
- #endif
- #ifdef SYSV
- while (lockf(fileno(fp), F_LOCK, 1) < 0)
- #endif
- {
- perror("flock");
- return (-1);
- }
- for (;;) {
- good = fscanf(fp, "%s %s %s %d %d %d",
- score[num_scores].name,
- score[num_scores].host,
- score[num_scores].game,
- &score[num_scores].planes,
- &score[num_scores].time,
- &score[num_scores].real_time);
- if (good != 6 || ++num_scores >= NUM_SCORES)
- break;
- }
- if (!test_mode && !list_em) {
- if ((pw = (struct passwd *) getpwuid(getuid())) == NULL) {
- fprintf(stderr,
- "getpwuid failed for uid %d. Who are you?\n",
- getuid());
- return (-1);
- }
- strcpy(thisscore.name, pw->pw_name);
- #ifdef BSD
- if (gethostname(thisscore.host, sizeof (thisscore.host)) < 0) {
- perror("gethostname");
- return (-1);
- }
- #endif
- #ifdef SYSV
- uname(&name);
- strcpy(thisscore.host, name.sysname);
- #endif
-
- cp = rindex(file, '/');
- if (cp == NULL) {
- fprintf(stderr, "log: where's the '/' in %s?\n", file);
- return (-1);
- }
- cp++;
- strcpy(thisscore.game, cp);
-
- thisscore.time = clck;
- thisscore.planes = safe_planes;
- thisscore.real_time = time(0) - start_time;
-
- for (i = 0; i < num_scores; i++) {
- if (strcmp(thisscore.name, score[i].name) == 0 &&
- strcmp(thisscore.host, score[i].host) == 0 &&
- strcmp(thisscore.game, score[i].game) == 0) {
- if (thisscore.time > score[i].time) {
- score[i].time = thisscore.time;
- score[i].planes = thisscore.planes;
- score[i].real_time =
- thisscore.real_time;
- changed++;
- }
- found++;
- break;
- }
- }
- if (!found) {
- for (i = 0; i < num_scores; i++) {
- if (thisscore.time > score[i].time) {
- if (num_scores < NUM_SCORES)
- num_scores++;
- bcopy(&score[i],
- &score[num_scores - 1],
- sizeof (score[i]));
- bcopy(&thisscore, &score[i],
- sizeof (score[i]));
- changed++;
- break;
- }
- }
- }
- if (!found && !changed && num_scores < NUM_SCORES) {
- bcopy(&thisscore, &score[num_scores],
- sizeof (score[num_scores]));
- num_scores++;
- changed++;
- }
-
- if (changed) {
- if (found)
- puts("You beat your previous score!");
- else
- puts("You made the top players list!");
- qsort(score, num_scores, sizeof (*score), compar);
- rewind(fp);
- for (i = 0; i < num_scores; i++)
- fprintf(fp, "%s %s %s %d %d %d\n",
- score[i].name, score[i].host,
- score[i].game, score[i].planes,
- score[i].time, score[i].real_time);
- } else {
- if (found)
- puts("You didn't beat your previous score.");
- else
- puts("You didn't make the top players list.");
- }
- putchar('\n');
- }
- #ifdef BSD
- flock(fileno(fp), LOCK_UN);
- #endif
- #ifdef SYSV
- /* lock will evaporate upon close */
- #endif
- fclose(fp);
- printf("%2s: %-8s %-8s %-18s %4s %9s %4s\n", "#", "name", "host",
- "game", "time", "real time", "planes safe");
- puts("-------------------------------------------------------------------------------");
- for (i = 0; i < num_scores; i++) {
- cp = index(score[i].host, '.');
- if (cp != NULL)
- *cp = '\0';
- printf("%2d: %-8s %-8s %-18s %4d %9s %4d\n", i + 1,
- score[i].name, score[i].host, score[i].game,
- score[i].time, timestr(score[i].real_time),
- score[i].planes);
- }
- putchar('\n');
- return (0);
- }
-