void
tty_init_nhwindows()
{
int wid, hgt;
/*
* Remember tty modes, to be restored on exit.
*
* gettty() must be called before tty_startup()
* due to ordering of LI/CO settings
* tty_startup() must be called before initoptions()
* due to ordering of graphics settings
*/
#if defined(UNIX) || defined(VMS)
setbuf(stdout,obuf);
#endif
gettty();
/* to port dependant tty setup */
tty_startup(&wid, &hgt);
setftty(); /* calls start_screen */
/* set up tty descriptor */
ttyDisplay = (struct DisplayDesc*) alloc(sizeof(struct DisplayDesc));
ttyDisplay->toplin = 0;
ttyDisplay->rows = hgt;
ttyDisplay->cols = wid;
ttyDisplay->curx = ttyDisplay->cury = 0;
ttyDisplay->inmore = ttyDisplay->inread = ttyDisplay->intr = 0;
#ifdef TEXTCOLOR
ttyDisplay->color = NO_COLOR;
#endif
ttyDisplay->attrs = 0;
/* set up the default windows */
BASE_WINDOW = tty_create_nhwindow(NHW_BASE);
wins[BASE_WINDOW]->active = 1;
ttyDisplay->lastwin = WIN_ERR;
#if defined(SIGWINCH) && defined(CLIPPING)
(void) signal(SIGWINCH, winch);
#endif
tty_clear_nhwindow(BASE_WINDOW);
tty_putstr(BASE_WINDOW, 0, "");
tty_putstr(BASE_WINDOW, 0,
"NetHack, Copyright 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993");
tty_putstr(BASE_WINDOW, 0,
" By Stichting Mathematisch Centrum and M. Stephenson.");
tty_putstr(BASE_WINDOW, 0, " See license for details.");
tty_putstr(BASE_WINDOW, 0, "");
tty_display_nhwindow(BASE_WINDOW, FALSE);
}
/* This cannot be part of hack.tty.c (as it was earlier) since on some
systems (e.g. MUNIX) the include files <termio.h> and <sgtty.h>
define the same constants, and the C preprocessor complains. */
#include <stdio.h>
#include "config.h"
#ifdef BSD
#include <sgtty.h>
struct ltchars ltc, ltc0;
#else
#include <termio.h> /* also includes part of <sgtty.h> */
struct termio termio;
#endif BSD
getioctls() {
#ifdef BSD
(void) ioctl(fileno(stdin), TIOCGLTC, (char *) <c);
(void) ioctl(fileno(stdin), TIOCSLTC, (char *) <c0);
#else
(void) ioctl(fileno(stdin), TCGETA, &termio);
#endif BSD
}
setioctls() {
#ifdef BSD
(void) ioctl(fileno(stdin), TIOCSLTC, (char *) <c);
#else
(void) ioctl(fileno(stdin), TCSETA, &termio);
#endif BSD
}
#ifdef SUSPEND /* implies BSD */
dosuspend() {
#include <signal.h>
#ifdef SIGTSTP
if(signal(SIGTSTP, SIG_IGN) == SIG_DFL) {
settty((char *) 0);
(void) signal(SIGTSTP, SIG_DFL);
(void) kill(0, SIGTSTP);
gettty();
setftty();
docrt();
} else {
pline("I don't think your shell has job control.");
}
#else SIGTSTP
pline("Sorry, it seems we have no SIGTSTP here. Try ! or S.");
#endif SIGTSTP
return(0);
}
int
child(int wt)
{
int status;
int f;
char *home;
gid_t gid;
f = fork();
if(f == 0){ /* child */
settty((char *) 0); /* also calls end_screen() */
/* revoke privs */
gid = getgid();
setresgid(gid, gid, gid);
#ifdef CHDIR
home = getenv("HOME");
if (home == NULL || *home == '\0')
home = "/";
(void) chdir(home);
#endif /* CHDIR */
return(1);
}
if(f == -1) { /* cannot fork */
pline("Fork failed. Try again.");
return(0);
}
/* fork succeeded; wait for child to exit */
(void) signal(SIGINT,SIG_IGN);
(void) signal(SIGQUIT,SIG_IGN);
(void) wait(&status);
gettty();
setftty();
(void) signal(SIGINT,done1);
#ifdef WIZARD
if(wizard) (void) signal(SIGQUIT,SIG_DFL);
#endif /* WIZARD */
if(wt) getret();
docrt();
return(0);
}
bool
child(bool wt)
{
int status;
int f;
f = fork();
if (f == 0) { /* child */
settty(NULL); /* also calls end_screen() */
/* revoke */
setgid(getgid());
#ifdef CHDIR
chdir(getenv("HOME"));
#endif /* CHDIR */
return (1);
}
if (f == -1) { /* cannot fork */
pline("Fork failed. Try again.");
return (0);
}
/* fork succeeded; wait for child to exit */
signal(SIGINT, SIG_IGN);
signal(SIGQUIT, SIG_IGN);
wait(&status);
gettty();
setftty();
signal(SIGINT, done1);
#ifdef WIZARD
if (wizard)
signal(SIGQUIT, SIG_DFL);
#endif /* WIZARD */
if (wt)
getret();
docrt();
return (0);
}
int
main(int argc, char *argv[])
{
int fd;
#ifdef CHDIR
char *dir;
#endif
hname = argv[0];
hackpid = getpid();
#ifdef CHDIR /* otherwise no chdir() */
/*
* See if we must change directory to the playground.
* (Perhaps hack runs suid and playground is inaccessible
* for the player.)
* The environment variable HACKDIR is overridden by a
* -d command line option (must be the first option given)
*/
dir = getenv("HACKDIR");
if (argc > 1 && !strncmp(argv[1], "-d", 2)) {
argc--;
argv++;
dir = argv[0] + 2;
if (*dir == '=' || *dir == ':')
dir++;
if (!*dir && argc > 1) {
argc--;
argv++;
dir = argv[0];
}
if (!*dir)
error("Flag -d must be followed by a directory name.");
}
#endif
/*
* Who am i? Algorithm: 1. Use name as specified in HACKOPTIONS
* 2. Use $USER or $LOGNAME (if 1. fails)
* 3. Use getlogin() (if 2. fails)
* The resulting name is overridden by command line options.
* If everything fails, or if the resulting name is some generic
* account like "games", "play", "player", "hack" then eventually
* we'll ask him.
* Note that we trust him here; it is possible to play under
* somebody else's name.
*/
{
char *s;
initoptions();
if (!*plname && (s = getenv("USER")))
strncpy(plname, s, sizeof(plname) - 1);
if (!*plname && (s = getenv("LOGNAME")))
strncpy(plname, s, sizeof(plname) - 1);
if (!*plname && (s = getlogin()))
strncpy(plname, s, sizeof(plname) - 1);
}
/*
* Now we know the directory containing 'record' and
* may do a prscore().
*/
if (argc > 1 && !strncmp(argv[1], "-s", 2)) {
#ifdef CHDIR
chdirx(dir, 0);
#endif
prscore(argc, argv);
exit(0);
}
/*
* It seems he really wants to play.
* Remember tty modes, to be restored on exit.
*/
gettty();
setbuf(stdout, obuf);
umask(007);
setrandom();
startup();
cls();
u.uhp = 1; /* prevent RIP on early quits */
u.ux = FAR; /* prevent nscr() */
signal(SIGHUP, hangup);
/*
* Find the creation date of this game,
* so as to avoid restoring outdated savefiles.
*/
gethdate(hname);
/*
* We cannot do chdir earlier, otherwise gethdate will fail.
*/
#ifdef CHDIR
chdirx(dir, 1);
#endif
/*
* Process options.
*/
while (argc > 1 && argv[1][0] == '-') {
argv++;
argc--;
switch (argv[0][1]) {
#ifdef WIZARD
case 'D':
wizard = TRUE;
break;
#endif
#ifdef NEWS
case 'n':
flags.nonews = TRUE;
break;
#endif
case 'u':
if (argv[0][2])
strncpy(plname, argv[0] + 2, sizeof(plname) - 1);
else if (argc > 1) {
argc--;
argv++;
strncpy(plname, argv[0], sizeof(plname) - 1);
} else
printf("Player name expected after -u\n");
break;
default:
/* allow -T for Tourist, etc. */
strncpy(pl_character, argv[0] + 1,
sizeof(pl_character) - 1);
}
}
if (argc > 1)
locknum = atoi(argv[1]);
#ifdef MAX_NR_OF_PLAYERS
if (!locknum || locknum > MAX_NR_OF_PLAYERS)
locknum = MAX_NR_OF_PLAYERS;
#endif
#ifdef DEF_PAGER
if (!(catmore = getenv("HACKPAGER")) && !(catmore = getenv("PAGER")))
catmore = DEF_PAGER;
#endif
#ifdef MAIL
getmailstatus();
#endif
#ifdef WIZARD
if (wizard)
strcpy(plname, "wizard");
else
#endif
if (!*plname || !strncmp(plname, "player", 4)
|| !strncmp(plname, "games", 4))
askname();
plnamesuffix(); /* strip suffix from name; calls askname() */
/* again if suffix was whole name */
/* accepts any suffix */
#ifdef WIZARD
if (!wizard) {
#endif
/*
* check for multiple games under the same name
* (if !locknum) or check max nr of players (otherwise)
*/
signal(SIGQUIT, SIG_IGN);
signal(SIGINT, SIG_IGN);
if (!locknum)
strcpy(lock, plname);
getlock(); /* sets lock if locknum != 0 */
#ifdef WIZARD
} else {
char *sfoo;
strcpy(lock, plname);
if ((sfoo = getenv("MAGIC")))
while (*sfoo) {
switch (*sfoo++) {
case 'n':
srandom(*sfoo++);
break;
}
}
if ((sfoo = getenv("GENOCIDED")) != NULL) {
if (*sfoo == '!') {
struct permonst *pm = mons;
char *gp = genocided;
while (pm < mons + CMNUM + 2) {
if (!strchr(sfoo, pm->mlet))
*gp++ = pm->mlet;
pm++;
}
*gp = 0;
} else
strncpy(genocided, sfoo, sizeof(genocided) - 1);
strcpy(fut_geno, genocided);
}
}
#endif
setftty();
sprintf(SAVEF, "save/%d%s", getuid(), plname);
regularize(SAVEF + 5); /* avoid . or / in name */
if ((fd = open(SAVEF, O_RDONLY)) >= 0 &&
(uptodate(fd) || unlink(SAVEF) == 666)) {
signal(SIGINT, done1);
pline("Restoring old save file...");
fflush(stdout);
if (!dorecover(fd))
goto not_recovered;
pline("Hello %s, welcome to %s!", plname, gamename);
flags.move = 0;
} else {
not_recovered:
fobj = fcobj = invent = 0;
fmon = fallen_down = 0;
ftrap = 0;
fgold = 0;
flags.ident = 1;
init_objects();
u_init();
signal(SIGINT, done1);
mklev();
u.ux = xupstair;
u.uy = yupstair;
inshop();
setsee();
flags.botlx = 1;
makedog();
{
struct monst *mtmp;
if ((mtmp = m_at(u.ux, u.uy)) != NULL)
mnexto(mtmp); /* riv05!a3 */
}
seemons();
#ifdef NEWS
if (flags.nonews || !readnews())
/* after reading news we did docrt() already */
#endif
docrt();
/* give welcome message before pickup messages */
pline("Hello %s, welcome to %s!", plname, gamename);
pickup(1);
read_engr_at(u.ux, u.uy);
flags.move = 1;
}
flags.moonphase = phase_of_the_moon();
if (flags.moonphase == FULL_MOON) {
pline("You are lucky! Full moon tonight.");
u.uluck++;
} else if (flags.moonphase == NEW_MOON)
pline("Be careful! New moon tonight.");
initrack();
for (;;) {
if (flags.move) { /* actual time passed */
settrack();
if (moves % 2 == 0 ||
(!(Fast & ~INTRINSIC) && (!Fast || rn2(3)))) {
movemon();
if (!rn2(70))
makemon(NULL, 0, 0);
}
if (Glib)
glibr();
p_timeout();
++moves;
if (flags.time)
flags.botl = 1;
if (u.uhp < 1) {
pline("You die...");
done("died");
}
if (u.uhp * 10 < u.uhpmax && moves - wailmsg > 50) {
wailmsg = moves;
if (u.uhp == 1)
pline("You hear the wailing of the Banshee...");
else
pline("You hear the howling of the CwnAnnwn...");
}
if (u.uhp < u.uhpmax) {
if (u.ulevel > 9) {
if (Regeneration || !(moves % 3)) {
flags.botl = 1;
u.uhp += rnd((int)u.ulevel - 9);
if (u.uhp > u.uhpmax)
u.uhp = u.uhpmax;
}
} else if (Regeneration ||
(!(moves % (22 - u.ulevel * 2)))) {
flags.botl = 1;
u.uhp++;
}
}
if (Teleportation && !rn2(85))
tele();
if (Searching && multi >= 0)
dosearch();
gethungry();
invault();
amulet();
}
if (multi < 0) {
if (!++multi) {
pline("%s", nomovemsg ? nomovemsg :
"You can move again.");
nomovemsg = 0;
if (afternmv)
(*afternmv)();
afternmv = NULL;
}
}
find_ac();
#ifndef QUEST
if (!flags.mv || Blind)
#endif
{
seeobjs();
seemons();
nscr();
}
if (flags.botl || flags.botlx)
bot();
flags.move = 1;
if (multi >= 0 && occupation) {
if (monster_nearby())
stop_occupation();
else if ((*occupation)() == 0)
occupation = NULL;
continue;
}
if (multi > 0) {
#ifdef QUEST
if (flags.run >= 4)
finddir();
#endif
lookaround();
if (!multi) { /* lookaround may clear multi */
flags.move = 0;
continue;
}
if (flags.mv) {
if (multi < COLNO && !--multi)
flags.mv = flags.run = 0;
domove();
} else {
--multi;
rhack(save_cm);
}
} else if (multi == 0) {
#ifdef MAIL
ckmailstatus();
#endif
rhack(NULL);
}
if (multi && multi % 7 == 0)
fflush(stdout);
}
}
