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NetBSD/games/hunt/huntd/driver.c

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/* $NetBSD: driver.c,v 1.20 2009/08/12 07:42:11 dholland Exp $ */
/*
* Copyright (c) 1983-2003, Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* + Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* + 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.
* + Neither the name of the University of California, San Francisco 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 COPYRIGHT HOLDERS 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 COPYRIGHT
* OWNER 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.
*/
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: driver.c,v 1.20 2009/08/12 07:42:11 dholland Exp $");
#endif /* not lint */
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <err.h>
#include <errno.h>
#include <signal.h>
#include <stdlib.h>
#include <unistd.h>
#include"hunt.h"
#ifndef pdp11
#define RN (((Seed = Seed * 11109 + 13849) >> 16) & 0xffff)
#else
#define RN ((Seed = Seed * 11109 + 13849) & 0x7fff)
#endif
static int Seed = 0;
static SOCKET Daemon;
static char *First_arg; /* pointer to argv[0] */
static char *Last_arg; /* pointer to end of argv/environ */
#ifdef INTERNET
static int Test_socket; /* test socket to answer datagrams */
static FLAG inetd_spawned; /* invoked via inetd */
static FLAG standard_port = TRUE; /* true if listening on standard port */
static u_short sock_port; /* port # of tcp listen socket */
static u_short stat_port; /* port # of statistics tcp socket */
#define DAEMON_SIZE (sizeof Daemon)
#else
#define DAEMON_SIZE (sizeof Daemon - 1)
#endif
static void clear_scores(void);
static int havechar(PLAYER *, int);
static void init(void);
int main(int, char *[], char *[]);
static void makeboots(void);
static void send_stats(void);
static void zap(PLAYER *, FLAG, int);
/*
* main:
* The main program.
*/
int
main(int ac, char **av, char **ep)
{
PLAYER *pp;
#ifdef INTERNET
u_short msg;
short port_num, reply;
socklen_t namelen;
SOCKET test;
#endif
static FLAG first = TRUE;
static FLAG server = FALSE;
int c, i;
const int linger = 90 * 1000;
First_arg = av[0];
if (ep == NULL || *ep == NULL)
ep = av + ac;
while (*ep)
ep++;
Last_arg = ep[-1] + strlen(ep[-1]);
while ((c = getopt(ac, av, "sp:")) != -1) {
switch (c) {
case 's':
server = TRUE;
break;
#ifdef INTERNET
case 'p':
standard_port = FALSE;
Test_port = atoi(optarg);
break;
#endif
default:
erred:
fprintf(stderr, "Usage: %s [-s] [-p port]\n", av[0]);
exit(1);
}
}
if (optind < ac)
goto erred;
init();
again:
do {
errno = 0;
while (poll(fdset, 3+MAXPL+MAXMON, INFTIM) < 0)
{
if (errno != EINTR)
#ifdef LOG
syslog(LOG_WARNING, "poll: %m");
#else
warn("poll");
#endif
errno = 0;
}
#ifdef INTERNET
if (fdset[2].revents & POLLIN) {
namelen = DAEMON_SIZE;
port_num = htons(sock_port);
(void) recvfrom(Test_socket, &msg, sizeof msg,
0, (struct sockaddr *) &test, &namelen);
switch (ntohs(msg)) {
case C_MESSAGE:
if (Nplayer <= 0)
break;
reply = htons((u_short) Nplayer);
(void) sendto(Test_socket, &reply,
sizeof reply, 0,
(struct sockaddr *) &test, DAEMON_SIZE);
break;
case C_SCORES:
reply = htons(stat_port);
(void) sendto(Test_socket, &reply,
sizeof reply, 0,
(struct sockaddr *) &test, DAEMON_SIZE);
break;
case C_PLAYER:
case C_MONITOR:
if (msg == C_MONITOR && Nplayer <= 0)
break;
reply = htons(sock_port);
(void) sendto(Test_socket, &reply,
sizeof reply, 0,
(struct sockaddr *) &test, DAEMON_SIZE);
break;
}
}
#endif
{
for (pp = Player, i = 0; pp < End_player; pp++, i++)
if (havechar(pp, i + 3)) {
execute(pp);
pp->p_nexec++;
}
#ifdef MONITOR
for (pp = Monitor, i = 0; pp < End_monitor; pp++, i++)
if (havechar(pp, i + MAXPL + 3)) {
mon_execute(pp);
pp->p_nexec++;
}
#endif
moveshots();
for (pp = Player, i = 0; pp < End_player; )
if (pp->p_death[0] != '\0')
zap(pp, TRUE, i + 3);
else
pp++, i++;
#ifdef MONITOR
for (pp = Monitor, i = 0; pp < End_monitor; )
if (pp->p_death[0] != '\0')
zap(pp, FALSE, i + MAXPL + 3);
else
pp++, i++;
#endif
}
if (fdset[0].revents & POLLIN)
if (answer()) {
#ifdef INTERNET
if (first && standard_port)
faketalk();
#endif
first = FALSE;
}
if (fdset[1].revents & POLLIN)
send_stats();
for (pp = Player, i = 0; pp < End_player; pp++, i++) {
if (fdset[i + 3].revents & POLLIN)
sendcom(pp, READY, pp->p_nexec);
pp->p_nexec = 0;
(void) fflush(pp->p_output);
}
#ifdef MONITOR
for (pp = Monitor, i = 0; pp < End_monitor; pp++, i++) {
if (fdset[i + MAXPL + 3].revents & POLLIN)
sendcom(pp, READY, pp->p_nexec);
pp->p_nexec = 0;
(void) fflush(pp->p_output);
}
#endif
} while (Nplayer > 0);
if (poll(fdset, 3+MAXPL+MAXMON, linger) > 0) {
goto again;
}
if (server) {
clear_scores();
makemaze();
clearwalls();
#ifdef BOOTS
makeboots();
#endif
first = TRUE;
goto again;
}
#ifdef MONITOR
for (pp = Monitor, i = 0; pp < End_monitor; i++)
zap(pp, FALSE, i + MAXPL + 3);
#endif
cleanup(0);
/* NOTREACHED */
return(0);
}
/*
* init:
* Initialize the global parameters.
*/
static void
init(void)
{
int i;
#ifdef INTERNET
SOCKET test_port;
int msg;
socklen_t len;
#endif
#ifndef DEBUG
#ifdef TIOCNOTTY
(void) ioctl(fileno(stdout), TIOCNOTTY, NULL);
#endif
(void) setpgrp(getpid(), getpid());
(void) signal(SIGHUP, SIG_IGN);
(void) signal(SIGINT, SIG_IGN);
(void) signal(SIGQUIT, SIG_IGN);
(void) signal(SIGTERM, cleanup);
#endif
(void) chdir("/var/tmp"); /* just in case it core dumps */
(void) umask(0); /* No privacy at all! */
(void) signal(SIGPIPE, SIG_IGN);
#ifdef LOG
openlog("huntd", LOG_PID, LOG_DAEMON);
#endif
/*
* Initialize statistics socket
*/
#ifdef INTERNET
Daemon.sin_family = SOCK_FAMILY;
Daemon.sin_addr.s_addr = INADDR_ANY;
Daemon.sin_port = 0;
#else
Daemon.sun_family = SOCK_FAMILY;
(void) strcpy(Daemon.sun_path, Stat_name);
#endif
Status = socket(SOCK_FAMILY, SOCK_STREAM, 0);
if (bind(Status, (struct sockaddr *) &Daemon, DAEMON_SIZE) < 0) {
if (errno == EADDRINUSE)
exit(0);
else {
#ifdef LOG
syslog(LOG_ERR, "bind: %m");
#else
warn("bind");
#endif
cleanup(1);
}
}
(void) listen(Status, 5);
#ifdef INTERNET
len = sizeof (SOCKET);
if (getsockname(Status, (struct sockaddr *) &Daemon, &len) < 0) {
#ifdef LOG
syslog(LOG_ERR, "getsockname: %m");
#else
warn("getsockname");
#endif
exit(1);
}
stat_port = ntohs(Daemon.sin_port);
#endif
/*
* Initialize main socket
*/
#ifdef INTERNET
Daemon.sin_family = SOCK_FAMILY;
Daemon.sin_addr.s_addr = INADDR_ANY;
Daemon.sin_port = 0;
#else
Daemon.sun_family = SOCK_FAMILY;
(void) strcpy(Daemon.sun_path, Sock_name);
#endif
Socket = socket(SOCK_FAMILY, SOCK_STREAM, 0);
#if defined(INTERNET)
msg = 1;
if (setsockopt(Socket, SOL_SOCKET, SO_USELOOPBACK, &msg, sizeof msg)<0)
#ifdef LOG
syslog(LOG_WARNING, "setsockopt loopback %m");
#else
warn("setsockopt loopback");
#endif
#endif
if (bind(Socket, (struct sockaddr *) &Daemon, DAEMON_SIZE) < 0) {
if (errno == EADDRINUSE)
exit(0);
else {
#ifdef LOG
syslog(LOG_ERR, "bind: %m");
#else
warn("bind");
#endif
cleanup(1);
}
}
(void) listen(Socket, 5);
#ifdef INTERNET
len = sizeof (SOCKET);
if (getsockname(Socket, (struct sockaddr *) &Daemon, &len) < 0) {
#ifdef LOG
syslog(LOG_ERR, "getsockname: %m");
#else
warn("getsockname");
#endif
exit(1);
}
sock_port = ntohs(Daemon.sin_port);
#endif
/*
* Initialize minimal poll mask
*/
fdset[0].fd = Socket;
fdset[0].events = POLLIN;
fdset[1].fd = Status;
fdset[1].events = POLLIN;
#ifdef INTERNET
len = sizeof (SOCKET);
if (getsockname(0, (struct sockaddr *) &test_port, &len) >= 0
&& test_port.sin_family == AF_INET) {
inetd_spawned = TRUE;
Test_socket = 0;
if (test_port.sin_port != htons((u_short) Test_port)) {
standard_port = FALSE;
Test_port = ntohs(test_port.sin_port);
}
} else {
test_port = Daemon;
test_port.sin_port = htons((u_short) Test_port);
Test_socket = socket(SOCK_FAMILY, SOCK_DGRAM, 0);
if (bind(Test_socket, (struct sockaddr *) &test_port,
DAEMON_SIZE) < 0) {
#ifdef LOG
syslog(LOG_ERR, "bind: %m");
#else
warn("bind");
#endif
exit(1);
}
(void) listen(Test_socket, 5);
}
fdset[2].fd = Test_socket;
fdset[2].events = POLLIN;
#else
fdset[2].fd = -1;
#endif
Seed = getpid() + time((time_t *) NULL);
makemaze();
#ifdef BOOTS
makeboots();
#endif
for (i = 0; i < NASCII; i++)
See_over[i] = TRUE;
See_over[DOOR] = FALSE;
See_over[WALL1] = FALSE;
See_over[WALL2] = FALSE;
See_over[WALL3] = FALSE;
#ifdef REFLECT
See_over[WALL4] = FALSE;
See_over[WALL5] = FALSE;
#endif
}
#ifdef BOOTS
/*
* makeboots:
* Put the boots in the maze
*/
static void
makeboots(void)
{
int x, y;
PLAYER *pp;
do {
x = rand_num(WIDTH - 1) + 1;
y = rand_num(HEIGHT - 1) + 1;
} while (Maze[y][x] != SPACE);
Maze[y][x] = BOOT_PAIR;
for (pp = Boot; pp < &Boot[NBOOTS]; pp++)
pp->p_flying = -1;
}
#endif
/*
* checkdam:
* Check the damage to the given player, and see if s/he is killed
*/
void
checkdam(PLAYER *ouch, PLAYER *gotcha, IDENT *credit, int amt,
char this_shot_type)
{
const char *cp;
if (ouch->p_death[0] != '\0')
return;
#ifdef BOOTS
if (this_shot_type == SLIME)
switch (ouch->p_nboots) {
default:
break;
case 1:
amt = (amt + 1) / 2;
break;
case 2:
if (gotcha != NULL)
message(gotcha, "He has boots on!");
return;
}
#endif
ouch->p_damage += amt;
if (ouch->p_damage <= ouch->p_damcap) {
(void) snprintf(Buf, sizeof(Buf), "%2d", ouch->p_damage);
cgoto(ouch, STAT_DAM_ROW, STAT_VALUE_COL);
outstr(ouch, Buf, 2);
return;
}
/* Someone DIED */
switch (this_shot_type) {
default:
cp = "Killed";
break;
#ifdef FLY
case FALL:
cp = "Killed on impact";
break;
#endif
case KNIFE:
cp = "Stabbed to death";
ouch->p_ammo = 0; /* No exploding */
break;
case SHOT:
cp = "Shot to death";
break;
case GRENADE:
case SATCHEL:
case BOMB:
cp = "Bombed";
break;
case MINE:
case GMINE:
cp = "Blown apart";
break;
#ifdef OOZE
case SLIME:
cp = "Slimed";
if (credit != NULL)
credit->i_slime++;
break;
#endif
#ifdef VOLCANO
case LAVA:
cp = "Baked";
break;
#endif
#ifdef DRONE
case DSHOT:
cp = "Eliminated";
break;
#endif
}
if (credit == NULL) {
(void) snprintf(ouch->p_death, sizeof(ouch->p_death),
"| %s by %s |", cp,
(this_shot_type == MINE || this_shot_type == GMINE) ?
"a mine" : "act of God");
return;
}
(void) snprintf(ouch->p_death, sizeof(ouch->p_death),
"| %s by %s |", cp, credit->i_name);
if (ouch == gotcha) { /* No use killing yourself */
credit->i_kills--;
credit->i_bkills++;
}
else if (ouch->p_ident->i_team == ' '
|| ouch->p_ident->i_team != credit->i_team) {
credit->i_kills++;
credit->i_gkills++;
}
else {
credit->i_kills--;
credit->i_bkills++;
}
credit->i_score = credit->i_kills / (double) credit->i_entries;
ouch->p_ident->i_deaths++;
if (ouch->p_nchar == 0)
ouch->p_ident->i_stillb++;
if (gotcha == NULL)
return;
gotcha->p_damcap += STABDAM;
gotcha->p_damage -= STABDAM;
if (gotcha->p_damage < 0)
gotcha->p_damage = 0;
(void) snprintf(Buf, sizeof(Buf), "%2d/%2d", gotcha->p_damage,
gotcha->p_damcap);
cgoto(gotcha, STAT_DAM_ROW, STAT_VALUE_COL);
outstr(gotcha, Buf, 5);
(void) snprintf(Buf, sizeof(Buf), "%3d",
(gotcha->p_damcap - MAXDAM) / 2);
cgoto(gotcha, STAT_KILL_ROW, STAT_VALUE_COL);
outstr(gotcha, Buf, 3);
(void) snprintf(Buf, sizeof(Buf), "%5.2f", gotcha->p_ident->i_score);
for (ouch = Player; ouch < End_player; ouch++) {
cgoto(ouch, STAT_PLAY_ROW + 1 + (gotcha - Player),
STAT_NAME_COL);
outstr(ouch, Buf, 5);
}
#ifdef MONITOR
for (ouch = Monitor; ouch < End_monitor; ouch++) {
cgoto(ouch, STAT_PLAY_ROW + 1 + (gotcha - Player),
STAT_NAME_COL);
outstr(ouch, Buf, 5);
}
#endif
}
/*
* zap:
* Kill off a player and take him out of the game.
*/
static void
zap(PLAYER *pp, FLAG was_player, int i)
{
int n, len;
BULLET *bp;
PLAYER *np;
int x, y;
int savefd;
if (was_player) {
if (pp->p_undershot)
fixshots(pp->p_y, pp->p_x, pp->p_over);
drawplayer(pp, FALSE);
Nplayer--;
}
len = strlen(pp->p_death); /* Display the cause of death */
x = (WIDTH - len) / 2;
cgoto(pp, HEIGHT / 2, x);
outstr(pp, pp->p_death, len);
for (n = 1; n < len; n++)
pp->p_death[n] = '-';
pp->p_death[0] = '+';
pp->p_death[len - 1] = '+';
cgoto(pp, HEIGHT / 2 - 1, x);
outstr(pp, pp->p_death, len);
cgoto(pp, HEIGHT / 2 + 1, x);
outstr(pp, pp->p_death, len);
cgoto(pp, HEIGHT, 0);
savefd = pp->p_fd;
#ifdef MONITOR
if (was_player) {
#endif
for (bp = Bullets; bp != NULL; bp = bp->b_next) {
if (bp->b_owner == pp)
bp->b_owner = NULL;
if (bp->b_x == pp->p_x && bp->b_y == pp->p_y)
bp->b_over = SPACE;
}
n = rand_num(pp->p_ammo);
x = rand_num(pp->p_ammo);
if (x > n)
n = x;
if (pp->p_ammo == 0)
x = 0;
else if (n == pp->p_ammo - 1) {
x = pp->p_ammo;
len = SLIME;
}
else {
for (x = MAXBOMB - 1; x > 0; x--)
if (n >= shot_req[x])
break;
for (y = MAXSLIME - 1; y > 0; y--)
if (n >= slime_req[y])
break;
if (y >= 0 && slime_req[y] > shot_req[x]) {
x = slime_req[y];
len = SLIME;
}
else if (x != 0) {
len = shot_type[x];
x = shot_req[x];
}
}
if (x > 0) {
(void) add_shot(len, pp->p_y, pp->p_x, pp->p_face, x,
(PLAYER *) NULL, TRUE, SPACE);
(void) snprintf(Buf, sizeof(Buf), "%s detonated.",
pp->p_ident->i_name);
for (np = Player; np < End_player; np++)
message(np, Buf);
#ifdef MONITOR
for (np = Monitor; np < End_monitor; np++)
message(np, Buf);
#endif
#ifdef BOOTS
while (pp->p_nboots-- > 0) {
for (np = Boot; np < &Boot[NBOOTS]; np++)
if (np->p_flying < 0)
break;
if (np >= &Boot[NBOOTS])
err(1, "Too many boots");
np->p_undershot = FALSE;
np->p_x = pp->p_x;
np->p_y = pp->p_y;
np->p_flying = rand_num(20);
np->p_flyx = 2 * rand_num(6) - 5;
np->p_flyy = 2 * rand_num(6) - 5;
np->p_over = SPACE;
np->p_face = BOOT;
showexpl(np->p_y, np->p_x, BOOT);
}
#endif
}
#ifdef BOOTS
else if (pp->p_nboots > 0) {
if (pp->p_nboots == 2)
Maze[pp->p_y][pp->p_x] = BOOT_PAIR;
else
Maze[pp->p_y][pp->p_x] = BOOT;
if (pp->p_undershot)
fixshots(pp->p_y, pp->p_x,
Maze[pp->p_y][pp->p_x]);
}
#endif
#ifdef VOLCANO
volcano += pp->p_ammo - x;
if (rand_num(100) < volcano / 50) {
do {
x = rand_num(WIDTH / 2) + WIDTH / 4;
y = rand_num(HEIGHT / 2) + HEIGHT / 4;
} while (Maze[y][x] != SPACE);
(void) add_shot(LAVA, y, x, LEFTS, volcano,
(PLAYER *) NULL, TRUE, SPACE);
for (np = Player; np < End_player; np++)
message(np, "Volcano eruption.");
volcano = 0;
}
#endif
#ifdef DRONE
if (rand_num(100) < 2) {
do {
x = rand_num(WIDTH / 2) + WIDTH / 4;
y = rand_num(HEIGHT / 2) + HEIGHT / 4;
} while (Maze[y][x] != SPACE);
add_shot(DSHOT, y, x, rand_dir(),
shot_req[MINDSHOT +
rand_num(MAXBOMB - MINDSHOT)],
(PLAYER *) NULL, FALSE, SPACE);
}
#endif
sendcom(pp, ENDWIN);
(void) putc(' ', pp->p_output);
(void) fclose(pp->p_output);
End_player--;
if (pp != End_player) {
memcpy(pp, End_player, sizeof (PLAYER));
fdset[i] = fdset[End_player - Player + 3];
fdset[End_player - Player + 3].fd = -1;
(void) snprintf(Buf, sizeof(Buf), "%5.2f%c%-10.10s %c",
pp->p_ident->i_score, stat_char(pp),
pp->p_ident->i_name, pp->p_ident->i_team);
n = STAT_PLAY_ROW + 1 + (pp - Player);
for (np = Player; np < End_player; np++) {
cgoto(np, n, STAT_NAME_COL);
outstr(np, Buf, STAT_NAME_LEN);
}
#ifdef MONITOR
for (np = Monitor; np < End_monitor; np++) {
cgoto(np, n, STAT_NAME_COL);
outstr(np, Buf, STAT_NAME_LEN);
}
#endif
} else
fdset[i].fd = -1;
/* Erase the last player */
n = STAT_PLAY_ROW + 1 + Nplayer;
for (np = Player; np < End_player; np++) {
cgoto(np, n, STAT_NAME_COL);
ce(np);
}
#ifdef MONITOR
for (np = Monitor; np < End_monitor; np++) {
cgoto(np, n, STAT_NAME_COL);
ce(np);
}
}
else {
sendcom(pp, ENDWIN);
(void) putc(LAST_PLAYER, pp->p_output);
(void) fclose(pp->p_output);
End_monitor--;
if (pp != End_monitor) {
memcpy(pp, End_monitor, sizeof (PLAYER));
fdset[i] = fdset[End_monitor - Monitor + MAXPL + 3];
fdset[End_monitor - Monitor + MAXPL + 3].fd = -1;
(void) snprintf(Buf, sizeof(Buf), "%5.5s %-10.10s %c",
" ",
pp->p_ident->i_name, pp->p_ident->i_team);
n = STAT_MON_ROW + 1 + (pp - Player);
for (np = Player; np < End_player; np++) {
cgoto(np, n, STAT_NAME_COL);
outstr(np, Buf, STAT_NAME_LEN);
}
for (np = Monitor; np < End_monitor; np++) {
cgoto(np, n, STAT_NAME_COL);
outstr(np, Buf, STAT_NAME_LEN);
}
} else
fdset[i].fd = -1;
/* Erase the last monitor */
n = STAT_MON_ROW + 1 + (End_monitor - Monitor);
for (np = Player; np < End_player; np++) {
cgoto(np, n, STAT_NAME_COL);
ce(np);
}
for (np = Monitor; np < End_monitor; np++) {
cgoto(np, n, STAT_NAME_COL);
ce(np);
}
}
#endif
}
/*
* rand_num:
* Return a random number in a given range.
*/
int
rand_num(int range)
{
return (range == 0 ? 0 : RN % range);
}
/*
* havechar:
* Check to see if we have any characters in the input queue; if
* we do, read them, stash them away, and return TRUE; else return
* FALSE.
*/
static int
havechar(PLAYER *pp, int i)
{
if (pp->p_ncount < pp->p_nchar)
return TRUE;
if (!(fdset[i].revents & POLLIN))
return FALSE;
check_again:
errno = 0;
if ((pp->p_nchar = read(pp->p_fd, pp->p_cbuf, sizeof pp->p_cbuf)) <= 0)
{
if (errno == EINTR)
goto check_again;
pp->p_cbuf[0] = 'q';
}
pp->p_ncount = 0;
return TRUE;
}
/*
* cleanup:
* Exit with the given value, cleaning up any droppings lying around
*/
void
cleanup(int eval)
{
PLAYER *pp;
for (pp = Player; pp < End_player; pp++) {
cgoto(pp, HEIGHT, 0);
sendcom(pp, ENDWIN);
(void) putc(LAST_PLAYER, pp->p_output);
(void) fclose(pp->p_output);
}
#ifdef MONITOR
for (pp = Monitor; pp < End_monitor; pp++) {
cgoto(pp, HEIGHT, 0);
sendcom(pp, ENDWIN);
(void) putc(LAST_PLAYER, pp->p_output);
(void) fclose(pp->p_output);
}
#endif
(void) close(Socket);
#ifdef AF_UNIX_HACK
(void) unlink(Sock_name);
#endif
exit(eval);
}
/*
* send_stats:
* Print stats to requestor
*/
static void
send_stats(void)
{
IDENT *ip;
FILE *fp;
int s;
SOCKET sockstruct;
socklen_t socklen;
/*
* Get the output stream ready
*/
#ifdef INTERNET
socklen = sizeof sockstruct;
#else
socklen = sizeof sockstruct - 1;
#endif
s = accept(Status, (struct sockaddr *) &sockstruct, &socklen);
if (s < 0) {
if (errno == EINTR)
return;
#ifdef LOG
syslog(LOG_WARNING, "accept: %m");
#else
warn("accept");
#endif
return;
}
fp = fdopen(s, "w");
if (fp == NULL) {
#ifdef LOG
syslog(LOG_WARNING, "fdopen: %m");
#else
warn("fdopen");
#endif
(void) close(s);
return;
}
/*
* Send output to requestor
*/
fputs("Name\t\tScore\tDucked\tAbsorb\tFaced\tShot\tRobbed\tMissed\tSlimeK\n", fp);
for (ip = Scores; ip != NULL; ip = ip->i_next) {
fprintf(fp, "%s\t", ip->i_name);
if (strlen(ip->i_name) < 8)
putc('\t', fp);
fprintf(fp, "%.2f\t%d\t%d\t%d\t%d\t%d\t%d\t%d\n",
ip->i_score, ip->i_ducked, ip->i_absorbed,
ip->i_faced, ip->i_shot, ip->i_robbed,
ip->i_missed, ip->i_slime);
}
fputs("\n\nName\t\tEnemy\tFriend\tDeaths\tStill\tSaved\n", fp);
for (ip = Scores; ip != NULL; ip = ip->i_next) {
if (ip->i_team == ' ') {
fprintf(fp, "%s\t", ip->i_name);
if (strlen(ip->i_name) < 8)
putc('\t', fp);
}
else {
fprintf(fp, "%s[%c]\t", ip->i_name, ip->i_team);
if (strlen(ip->i_name) + 3 < 8)
putc('\t', fp);
}
fprintf(fp, "%d\t%d\t%d\t%d\t%d\n",
ip->i_gkills, ip->i_bkills, ip->i_deaths,
ip->i_stillb, ip->i_saved);
}
(void) fclose(fp);
}
/*
* clear_scores:
* Clear out the scores so the next session start clean
*/
static void
clear_scores(void)
{
IDENT *ip, *nextip;
for (ip = Scores; ip != NULL; ip = nextip) {
nextip = ip->i_next;
(void) free(ip);
}
Scores = NULL;
}
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