NetBSD/games/robots/main.c

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/* $NetBSD: main.c,v 1.17 2001/02/05 01:02:45 christos Exp $ */
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/*
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* Copyright (c) 1980, 1993
* The Regents of the University of California. All rights reserved.
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*
* 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.
*/
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#include <sys/cdefs.h>
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#ifndef lint
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__COPYRIGHT("@(#) Copyright (c) 1980, 1993\n\
The Regents of the University of California. All rights reserved.\n");
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#endif /* not lint */
#ifndef lint
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#if 0
static char sccsid[] = "@(#)main.c 8.1 (Berkeley) 5/31/93";
#else
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__RCSID("$NetBSD: main.c,v 1.17 2001/02/05 01:02:45 christos Exp $");
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#endif
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#endif /* not lint */
# include "robots.h"
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int main __P((int, char **));
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extern const char *Scorefile;
extern int Max_per_uid;
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int
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main(ac, av)
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int ac;
char **av;
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{
const char *sp;
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bool bad_arg;
bool show_only;
int score_wfd; /* high score writable file descriptor */
int score_err = 0; /* hold errno from score file open */
score_wfd = open(Scorefile, O_RDWR);
if (score_wfd < 0)
score_err = errno;
else if (score_wfd < 3)
exit(1);
/* Revoke setgid privileges */
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setgid(getgid());
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show_only = FALSE;
Num_games = 1;
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if (ac > 1) {
bad_arg = FALSE;
for (++av; ac > 1 && *av[0]; av++, ac--)
if (av[0][0] != '-')
if (isdigit(av[0][0]))
Max_per_uid = atoi(av[0]);
else {
Scorefile = av[0];
if (score_wfd >= 0)
close(score_wfd);
score_wfd = open(Scorefile, O_RDWR);
if (score_wfd < 0)
score_err = errno;
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# ifdef FANCY
sp = strrchr(Scorefile, '/');
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if (sp == NULL)
sp = Scorefile;
if (strcmp(sp, "pattern_roll") == 0)
Pattern_roll = TRUE;
else if (strcmp(sp, "stand_still") == 0)
Stand_still = TRUE;
if (Pattern_roll || Stand_still)
Teleport = TRUE;
# endif
}
else
for (sp = &av[0][1]; *sp; sp++)
switch (*sp) {
case 'A':
Auto_bot = TRUE;
break;
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case 's':
show_only = TRUE;
break;
case 'r':
Real_time = TRUE;
break;
case 'a':
Start_level = 4;
break;
case 'n':
Num_games++;
break;
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case 'j':
Jump = TRUE;
break;
case 't':
Teleport = TRUE;
break;
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default:
fprintf(stderr, "robots: unknown option: %c\n", *sp);
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bad_arg = TRUE;
break;
}
if (bad_arg) {
exit(1);
/* NOTREACHED */
}
}
if (show_only) {
show_score();
exit(0);
/* NOTREACHED */
}
if (score_wfd < 0) {
errno = score_err;
warn("%s", Scorefile);
warnx("High scores will not be recorded!");
sleep(2);
}
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initscr();
signal(SIGINT, quit);
crmode();
noecho();
nonl();
if (LINES != Y_SIZE || COLS != X_SIZE) {
if (LINES < Y_SIZE || COLS < X_SIZE) {
endwin();
printf("Need at least a %dx%d screen\n",
Y_SIZE, X_SIZE);
exit(1);
}
delwin(stdscr);
stdscr = newwin(Y_SIZE, X_SIZE, 0, 0);
}
srand(getpid());
if (Real_time)
signal(SIGALRM, move_robots);
do {
while (Num_games--) {
init_field();
for (Level = Start_level; !Dead; Level++) {
make_level();
play_level();
if (Auto_bot)
sleep(1);
}
move(My_pos.y, My_pos.x);
printw("AARRrrgghhhh....");
refresh();
if (Auto_bot)
sleep(1);
score(score_wfd);
if (Auto_bot)
sleep(1);
refresh();
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}
Num_games = 1;
} while (!Auto_bot && another());
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quit(0);
/* NOTREACHED */
return(0);
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}
/*
* quit:
* Leave the program elegantly.
*/
void
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quit(dummy)
int dummy __attribute__((__unused__));
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{
endwin();
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exit(0);
/* NOTREACHED */
}
/*
* another:
* See if another game is desired
*/
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bool
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another()
{
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int y;
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#ifdef FANCY
if ((Stand_still || Pattern_roll) && !Newscore)
return TRUE;
#endif
if (query("Another game?")) {
if (Full_clear) {
for (y = 1; y <= Num_scores; y++) {
move(y, 1);
clrtoeol();
}
refresh();
}
return TRUE;
}
return FALSE;
}