/* ^Y */
static void tstop()
{
/* Nothing if inhibited */
if(nosignal) {
return;
}
lcreat((char *)0);
clearvt100();
lflush();
signal(SIGTSTP, SIG_DFL);
#ifdef SIGVTALRM
/* Looks like BSD4.2 or higher - must clr mask for signal to take effect */
sigset_t set;
sigprocmask(0, NULL, &set);
sigprocmask(~BIT(SIGTSTP) & SIG_BLOCK, &set, NULL);
#endif
kill(getpid(), SIGTSTP);
setupvt100();
signal(SIGTSTP, tstop);
if(predostuff == 1) {
s2choose();
}
else {
drawscreen();
}
showplayer();
lflush();
}
static void
cntlc() /* what to do for a ^C */
{
if (nosignal) return; /* don't do anything if inhibited */
signal(SIGQUIT,SIG_IGN); signal(SIGINT,SIG_IGN);
quit(); if (predostuff==1) s2choose(); else showplayer();
lflush();
signal(SIGQUIT,cntlc); signal(SIGINT,cntlc);
}
static void
tstop() /* control Y */
{
if (nosignal) return; /* nothing if inhibited */
lcreat((char*)0); clearvt100(); lflush(); signal(SIGTSTP,SIG_DFL);
#ifdef SIGVTALRM
/* looks like BSD4.2 or higher - must clr mask for signal to take effect*/
sigsetmask(sigblock(0)& ~BIT(SIGTSTP));
#endif
kill(getpid(),SIGTSTP);
setupvt100(); signal(SIGTSTP,tstop);
if (predostuff==1) s2choose(); else drawscreen();
showplayer(); lflush();
}
static void ataxx_init(void)
{
gridpos p={0,0};
squarestatus s={1, PIECE, 0};
currentplayer=1;
ggset(p, s);
p.x=p.y=6;
ggset(p, s);
p.x=0; p.y=6; s.player=2;
ggset(p, s);
p.x=6; p.y=0;
ggset(p, s);
showplayer();
}
/* What to do for a ^C */
static void cntlc()
{
/* Don't do anything if inhibited */
if(nosignal) {
return;
}
signal(SIGQUIT, SIG_IGN);
signal(SIGINT, SIG_IGN);
quit();
if(predostuff == 1) {
s2choose();
}
else {
showplayer();
}
lflush();
signal(SIGQUIT, cntlc);
signal(SIGINT, cntlc);
}
static void ataxx_drag(int x1, int y1, int x2, int y2)
{
gridpos fp, tp;
squarestatus fs, ts;
int i, j;
fp.x=x1/SCALE;
fp.y=y1/SCALE;
fs=gggetstatus(fp);
if(fs.player!=currentplayer)
return;
tp.x=x2/SCALE;
tp.y=y2/SCALE;
ts=gggetstatus(tp);
if(ts.player)
return;
if(abs(fp.x-tp.x)>2 || abs(fp.y-tp.y)>2)
return;
ts.player=fs.player;
ts.bricktype=fs.bricktype;
for(i=-1;i<=1;i++)
for(j=-1;j<=1;j++)
{
fp.x=tp.x+i;
fp.y=tp.y+j;
fs=gggetstatus(fp);
if(fs.player>0 && fs.player!=ts.player)
ggmove(tp, fp, ts);
}
fp.x=x1/SCALE;
fp.y=y1/SCALE;
ggmove(fp, tp, ts);
if(abs(fp.x-tp.x)<2 && abs(fp.y-tp.y)<2)
ggmove(fp, fp, ts); /* keep original piece if short move */
currentplayer^=3;
showplayer();
}
/*
lexical analyzer for larn
*/
int
yylex(void)
{
char cc;
int ic;
if (hit2flag) {
hit2flag = 0;
yrepcount = 0;
return (' ');
}
if (yrepcount > 0) {
--yrepcount;
return (lastok);
} else
yrepcount = 0;
if (yrepcount == 0) {
bottomdo();
showplayer();
} /* show where the player is */
lflush();
while (1) {
c[BYTESIN]++;
/* check for periodic checkpointing */
if (ckpflag)
if ((c[BYTESIN] % CHECKPOINT_INTERVAL) == 0) {
#ifndef DOCHECKPOINTS
savegame(ckpfile);
#else
wait(0); /* wait for other forks to finish */
if (fork() == 0) {
savegame(ckpfile);
exit(0);
}
#endif
#ifdef TIMECHECK
if (dayplay == 0)
if (playable()) {
cursor(1, 19);
lprcat("\nSorry, but it is now time for work. Your game has been saved.\n");
beep();
lflush();
savegame(savefilename);
wizard = nomove = 1;
sleep(4);
died(-257);
}
#endif /* TIMECHECK */
}
do { /* if keyboard input buffer is too big, flush some of it */
ioctl(0, FIONREAD, &ic);
if (ic > flushno)
read(0, &cc, 1);
} while (ic > flushno);
if (read(0, &cc, 1) != 1)
return (lastok = -1);
if (cc == 'Y' - 64) { /* control Y -- shell escape */
resetscroll();
clear(); /* scrolling region, home, clear, no attributes */
if ((ic = fork()) == 0) { /* child */
/* revoke */
setgid(getgid());
execl("/bin/csh", "csh", NULL);
exit(1);
}
wait(0);
if (ic < 0) { /* error */
write(2, "Can't fork off a shell!\n", 25);
sleep(2);
}
setscroll();
return (lastok = 'L' - 64); /* redisplay screen */
}
if ((cc <= '9') && (cc >= '0')) {
yrepcount = yrepcount * 10 + cc - '0';
} else {
if (yrepcount > 0)
--yrepcount;
return (lastok = cc);
}
}
}
/*
* lexical analyzer for larn
*/
int yylex(void)
{
char cc;
char firsttime = TRUE;
if (hit2flag)
{
hit2flag=0;
yrepcount=0;
return(' ');
}
if (yrepcount>0)
{
--yrepcount;
return(lastok);
}
else
yrepcount=0;
if (yrepcount==0)
{
bottomdo();
showplayer(); /* show where the player is */
move_no_pickup = FALSE; /* clear 'm' flag */
}
lflush();
for (;;)
{
cdesc[BYTESIN]++;
cc = ttgetch();
/* get repeat count, showing to player
*/
if ((cc <= '9') && (cc >= '0'))
{
yrepcount = yrepcount*10 + cc - '0';
/* show count to player for feedback
*/
if ( yrepcount >= 10 )
{
cursors();
if (firsttime)
lprcat("\n");
lprintf("count: %d", (int)yrepcount );
firsttime=FALSE;
lflush(); /* show count */
}
}
else
{
/* check for multi-character commands and handle.
*/
if ( cc == 'm')
{
move_no_pickup = TRUE ;
cc = ttgetch();
}
if ( yrepcount > 0 )
--yrepcount;
return(lastok = cc);
}
}
}
/*
function to drink a potion
*/
void quaffpotion(int pot)
{
int i,j;
int k;
if (pot<0 || pot>=MAXPOTION)
return; /* check for within bounds */
/* first character of potion name starts off as \0. */
/* drinking a certain type of potion changes that to a space */
/* ...and from then on it is printable. */
/* if (potionname[pot][0] == '\0') */
/* potionname[pot][0] = ' '; */
if (potionknown[pot] == 0)
potionknown[pot] = 1;
lprintf("\nYou drink a potion of %s.", &potionname[pot][1]);
switch(pot) {
case PSLEEP:
lprcat(" You fall asleep...");
lflush();
i=rnd(11)-(c[CONSTITUTION]>>2)+2;
while(--i>0) {
parse2();
nap(1000);
}
cursors();
lprcat("\n.. you wake up.");
return;
case PHEALING:
lprcat(" You feel better.");
if (c[HP] == c[HPMAX])
raisemhp(1);
else if ((c[HP] += rnd(20)+20+c[LEVEL]) > c[HPMAX])
c[HP]=c[HPMAX];
break;
case PRAISELEVEL:
lprcat(" You feel much more skillful!");
raiselevel();
raisemhp(1);
return;
case PINCABILITY:
lprcat(" You feel strange for a moment.");
c[rund(6)]++;
break;
case PWISDOM:
lprcat(" You feel more self-confident!");
c[WISDOM] += rnd(2);
break;
case PSTRENGTH:
lprcat(" Wow! You feel great!");
if (c[STRENGTH]<12) c[STRENGTH]=12;
else c[STRENGTH]++;
break;
case PCHARISMA:
lprcat(" You feel charismatic!");
c[CHARISMA]++;
break;
case PDIZZINESS:
lprcat(" You become dizzy!");
if (--c[STRENGTH] < 3) c[STRENGTH]=3;
break;
case PLEARNING:
lprcat(" You feel clever!");
c[INTELLIGENCE]++;
break;
case PGOLDDET:
lprcat(" You feel greedy...");
lflush();
nap(2000);
for (i=0; i<MAXY; i++) for (j=0; j<MAXX; j++)
if ((item[j][i]==OGOLDPILE) || (item[j][i]==OMAXGOLD)) {
know[j][i]=1;
show1cell(j,i);
}
showplayer();
return;
case PMONSTDET:
for (i=0; i<MAXY; i++) for (j=0; j<MAXX; j++)
if (mitem[j][i].mon) {
know[j][i]=1;
show1cell(j,i);
}
return;
case PFORGETFUL:
lprcat(" You stagger for a moment...");
lflush();
for (i=0; i<MAXY; i++) for (j=0; j<MAXX; j++)
know[j][i]=0;
nap(2000);
draws(0,MAXX,0,MAXY);
return;
case PWATER:
return;
case PBLINDNESS:
lprcat(" You can't see anything!");
c[BLINDCOUNT]+=500; /* dang, that's a long time. */
/* erase the character, too! */
cursor(playerx+1,playery+1);
lprc(' ');
cursor(playerx+1,playery+1);
return;
case PCONFUSION:
lprcat(" You feel confused.");
c[CONFUSE]+= 20+rnd(9);
return;
case PHEROISM:
lprcat(" WOW! You feel fantastic!");
if (c[HERO]==0) for (i=0; i<6; i++) c[i] += 11;
c[HERO] += 250;
break;
case PSTURDINESS:
lprcat(" You feel healthier!");
c[CONSTITUTION]++;
break;
case PGIANTSTR:
lprcat(" You now have incredible bulging muscles!");
if (c[GIANTSTR]==0) c[STREXTRA] += 21;
c[GIANTSTR] += 700;
break;
case PFIRERESIST:
lprcat(" You feel a chill run up your spine!");
c[FIRERESISTANCE] += 1000;
break;
case PTREASURE:
lprcat(" You feel greedy...");
lflush();
nap(2000);
for (i=0; i<MAXY; i++) for (j=0; j<MAXX; j++) {
k=item[j][i];
if ((k==ODIAMOND) || (k==ORUBY) || (k==OEMERALD)
|| (k==OMAXGOLD) || (k==OSAPPHIRE)
|| (k==OLARNEYE) || (k==OGOLDPILE)) {
know[j][i]=1;
show1cell(j,i);
}
}
showplayer();
return;
case PINSTHEAL:
c[HP] = c[HPMAX];
removecurse();
break;
case PCUREDIANTH:
lprcat(" You don't seem to be affected.");
return;
case PPOISON:
lprcat(" You feel a sickness engulf you!");
c[HALFDAM] += 200 + rnd(200);
return;
case PSEEINVIS:
lprcat(" You feel your vision sharpen.");
c[SEEINVISIBLE] += rnd(1000)+400;
monstnamelist[INVISIBLESTALKER] = 'I';
return;
};
/* show new stats */
bottomline();
return;
}