int
main(int ac, char *av[])
{
int f_usage = 0, f_list = 0, f_showscore = 0;
int f_printpath = 0;
const char *file = NULL;
char *name, *ptr, *seed;
struct sigaction sa;
gid_t gid;
#ifdef BSD
struct itimerval itv;
#endif
open_score_file();
/* revoke privs */
gid = getgid();
setresgid(gid, gid, gid);
start_time = time(0);
makenoise = 1;
seed = NULL;
name = *av++;
while (*av) {
#ifndef SAVEDASH
if (**av == '-')
++*av;
else
break;
#endif
ptr = *av++;
while (*ptr) {
switch (*ptr) {
case '?':
case 'u':
f_usage++;
break;
case 'l':
f_list++;
break;
case 's':
case 't':
f_showscore++;
break;
case 'p':
f_printpath++;
break;
case 'q':
makenoise = 0;
break;
case 'r':
seed = *av;
av++;
break;
case 'f':
case 'g':
file = *av;
av++;
break;
default:
warnx("unknown option '%c'", *ptr);
f_usage++;
break;
}
ptr++;
}
}
if (seed != NULL)
srandom(atol(seed));
else
srandomdev();
if (f_usage)
fprintf(stderr,
"usage: %s [-lpqstu?] [-f game] [-g game] [-r seed]\n",
name);
if (f_showscore)
log_score(1);
if (f_list)
list_games();
if (f_printpath) {
size_t len;
char buf[256];
strlcpy(buf, _PATH_GAMES, sizeof buf);
len = strlen(buf);
if (len != 0 && buf[len - 1] == '/')
buf[len - 1] = '\0';
puts(buf);
}
if (f_usage || f_showscore || f_list || f_printpath)
exit(0);
if (file == NULL)
file = default_game();
else
file = okay_game(file);
if (file == NULL || read_file(file) < 0)
exit(1);
setup_screen(sp);
addplane();
signal(SIGINT, quit);
signal(SIGQUIT, quit);
#ifdef BSD
signal(SIGTSTP, SIG_IGN);
signal(SIGSTOP, SIG_IGN);
#endif
signal(SIGHUP, log_score_quit);
signal(SIGTERM, log_score_quit);
tcgetattr(fileno(stdin), &tty_start);
tty_new = tty_start;
tty_new.c_lflag &= ~(ICANON|ECHO);
tty_new.c_iflag |= ICRNL;
tty_new.c_cc[VMIN] = 1;
tty_new.c_cc[VTIME] = 0;
tcsetattr(fileno(stdin), TCSADRAIN, &tty_new);
memset(&sa, 0, sizeof sa);
sa.sa_handler = update;
sigemptyset(&sa.sa_mask);
sigaddset(&sa.sa_mask, SIGALRM);
sigaddset(&sa.sa_mask, SIGINT);
sa.sa_flags = 0;
sigaction(SIGALRM, &sa, (struct sigaction *)0);
#ifdef BSD
itv.it_value.tv_sec = 0;
itv.it_value.tv_usec = 1;
itv.it_interval.tv_sec = sp->update_secs;
itv.it_interval.tv_usec = 0;
setitimer(ITIMER_REAL, &itv, NULL);
#endif
#ifdef SYSV
alarm(sp->update_secs);
#endif
for (;;) {
if (getcommand() != 1)
planewin();
else {
#ifdef BSD
itv.it_value.tv_sec = 0;
itv.it_value.tv_usec = 0;
setitimer(ITIMER_REAL, &itv, NULL);
#endif
#ifdef SYSV
alarm(0);
#endif
update(0);
#ifdef BSD
itv.it_value.tv_sec = sp->update_secs;
itv.it_value.tv_usec = 0;
itv.it_interval.tv_sec = sp->update_secs;
itv.it_interval.tv_usec = 0;
setitimer(ITIMER_REAL, &itv, NULL);
#endif
#ifdef SYSV
alarm(sp->update_secs);
#endif
}
}
}
int
main(int argc __unused, char *argv[])
{
int seed = 0;
int f_usage = 0, f_list = 0, f_showscore = 0;
int f_printpath = 0;
const char *file = NULL;
char *p_name, *ptr;
struct itimerval itv;
/* Open the score file then revoke setgid privileges */
open_score_file();
setregid(getgid(), getgid());
start_time = time(0);
p_name = *argv++;
while (*argv) {
#ifndef SAVEDASH
if (**argv == '-')
++*argv;
else
break;
#endif
ptr = *argv++;
while (*ptr) {
switch (*ptr) {
case '?':
case 'u':
f_usage++;
break;
case 'l':
f_list++;
break;
case 's':
case 't':
f_showscore++;
break;
case 'p':
f_printpath++;
break;
case 'r':
srandom(atoi(*argv));
seed = 1;
argv++;
break;
case 'f':
case 'g':
file = *argv;
argv++;
break;
default:
fprintf(stderr, "Unknown option '%c'\n", *ptr);
f_usage++;
break;
}
ptr++;
}
}
if (!seed)
srandomdev();
if (f_usage)
fprintf(stderr,
"Usage: %s -[u?lstp] [-[gf] game_name] [-r random seed]\n",
p_name);
if (f_showscore)
log_score(1);
if (f_list)
list_games();
if (f_printpath) {
char buf[100];
strcpy(buf, _PATH_GAMES);
buf[strlen(buf) - 1] = '\0';
puts(buf);
}
if (f_usage || f_showscore || f_list || f_printpath)
exit(0);
if (file == NULL)
file = default_game();
else
file = okay_game(file);
if (file == NULL || read_file(file) < 0)
exit(1);
init_gr();
setup_screen(sp);
addplane();
signal(SIGINT, (sig_t)quit);
signal(SIGQUIT, (sig_t)quit);
signal(SIGTSTP, SIG_IGN);
signal(SIGSTOP, SIG_IGN);
signal(SIGHUP, (sig_t)log_score);
signal(SIGTERM, (sig_t)log_score);
tcgetattr(fileno(stdin), &tty_start);
bcopy(&tty_start, &tty_new, sizeof(tty_new));
tty_new.c_lflag &= ~(ICANON|ECHO);
tty_new.c_cc[VMIN] = 1;
tty_new.c_cc[VTIME] = 0;
tcsetattr(fileno(stdin), TCSANOW, &tty_new);
signal(SIGALRM, (sig_t)update);
itv.it_value.tv_sec = 0;
itv.it_value.tv_usec = 1;
itv.it_interval.tv_sec = sp->update_secs;
itv.it_interval.tv_usec = 0;
setitimer(ITIMER_REAL, &itv, NULL);
for (;;) {
if (getcommand() != 1)
planewin();
else {
itv.it_value.tv_sec = 0;
itv.it_value.tv_usec = 0;
setitimer(ITIMER_REAL, &itv, NULL);
update();
itv.it_value.tv_sec = sp->update_secs;
itv.it_value.tv_usec = 0;
itv.it_interval.tv_sec = sp->update_secs;
itv.it_interval.tv_usec = 0;
setitimer(ITIMER_REAL, &itv, NULL);
}
}
}
