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06ce74ffb5b79b33e752074bdf8b76be06add0c1
nethack/src/sit.c
nethack.rankin 34149babc3 plug fountain & throne SIGHUP cheat 
When using a fountain or throne, getting a --More-- prompt
usually means that you're about to be told that it has just dried
up or vanished.  But since that topology change didn't occur until
after the message, players could cheat by forcing SIGHUP instead
of answering the prompt; the resulting save file would retain the
original topology.  So change the dungeon prior to telling the user
about it.

     The `fixes' entry possibly belongs in the tty-specific category
but since the change is to core code I put it in the general section.
2002-07-13 13:11:51 +00:00

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9.9 KiB
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/* SCCS Id: @(#)sit.c 3.4 2002/07/12 */
/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
/* NetHack may be freely redistributed. See license for details. */
#include "hack.h"
#include "artifact.h"
void
take_gold()
{
#ifndef GOLDOBJ
if (u.ugold <= 0) {
You_feel("a strange sensation.");
} else {
You("notice you have no gold!");
u.ugold = 0;
flags.botl = 1;
}
#else
struct obj *otmp;
int lost_money = 0;
for (otmp = invent; otmp; otmp = otmp->nobj) {
if (otmp->oclass == COIN_CLASS) {
lost_money = 1;
delobj(otmp);
}
}
if (!lost_money) {
You_feel("a strange sensation.");
} else {
You("notice you have no money!");
flags.botl = 1;
}
#endif
}
int
dosit()
{
static const char *sit_message = "sit on the %s.";
register struct trap *trap;
register int typ = levl[u.ux][u.uy].typ;
#ifdef STEED
if (u.usteed) {
You("are already sitting on %s.", mon_nam(u.usteed));
return (0);
}
#endif
if(!can_reach_floor()) {
if (Levitation)
You("tumble in place.");
else
You("are sitting on air.");
return 0;
} else if (is_pool(u.ux, u.uy) && !Underwater) { /* water walking */
goto in_water;
}
if(OBJ_AT(u.ux, u.uy)) {
register struct obj *obj;
obj = level.objects[u.ux][u.uy];
You("sit on %s.", the(xname(obj)));
if (!(Is_box(obj) || objects[obj->otyp].oc_material == CLOTH))
pline("It's not very comfortable...");
} else if ((trap = t_at(u.ux, u.uy)) != 0) {
if (u.utrap) {
exercise(A_WIS, FALSE); /* you're getting stuck longer */
if(u.utraptype == TT_BEARTRAP) {
You_cant("sit down with your %s in the bear trap.", body_part(FOOT));
u.utrap++;
} else if(u.utraptype == TT_PIT) {
if(trap->ttyp == SPIKED_PIT) {
You("sit down on a spike. Ouch!");
losehp(1, "sitting on an iron spike", KILLED_BY);
exercise(A_STR, FALSE);
} else
You("sit down in the pit.");
u.utrap += rn2(5);
} else if(u.utraptype == TT_WEB) {
You("sit in the spider web and get entangled further!");
u.utrap += rn1(10, 5);
} else if(u.utraptype == TT_LAVA) {
/* Must have fire resistance or they'd be dead already */
You("sit in the lava!");
u.utrap += rnd(4);
losehp(d(2,10), "sitting in lava", KILLED_BY);
} else if(u.utraptype == TT_INFLOOR) {
You_cant("maneuver to sit!");
u.utrap++;
}
} else {
You("sit down.");
dotrap(trap, 0);
}
} else if(Underwater || Is_waterlevel(&u.uz)) {
if (Is_waterlevel(&u.uz))
There("are no cushions floating nearby.");
else
You("sit down on the muddy bottom.");
} else if(is_pool(u.ux, u.uy)) {
in_water:
You("sit in the water.");
if (!rn2(10) && uarm)
(void) rust_dmg(uarm, "armor", 1, TRUE, &youmonst);
if (!rn2(10) && uarmf && uarmf->otyp != WATER_WALKING_BOOTS)
(void) rust_dmg(uarm, "armor", 1, TRUE, &youmonst);
#ifdef SINKS
} else if(IS_SINK(typ)) {
You(sit_message, defsyms[S_sink].explanation);
Your("%s gets wet.", humanoid(youmonst.data) ? "rump" : "underside");
#endif
} else if(IS_ALTAR(typ)) {
You(sit_message, defsyms[S_altar].explanation);
altar_wrath(u.ux, u.uy);
} else if(IS_GRAVE(typ)) {
You(sit_message, defsyms[S_grave].explanation);
} else if(typ == STAIRS) {
You(sit_message, "stairs");
} else if(typ == LADDER) {
You(sit_message, "ladder");
} else if (is_lava(u.ux, u.uy)) {
/* must be WWalking */
You(sit_message, "lava");
burn_away_slime();
if (likes_lava(youmonst.data)) {
pline_The("lava feels warm.");
return 1;
}
pline_The("lava burns you!");
losehp(d((Fire_resistance ? 2 : 10), 10),
"sitting on lava", KILLED_BY);
} else if (is_ice(u.ux, u.uy)) {
You(sit_message, defsyms[S_ice].explanation);
if (!Cold_resistance) pline_The("ice feels cold.");
} else if (typ == DRAWBRIDGE_DOWN) {
You(sit_message, "drawbridge");
} else if(IS_THRONE(typ)) {
You(sit_message, defsyms[S_throne].explanation);
if (rnd(6) > 4) {
switch (rnd(13)) {
case 1:
(void) adjattrib(rn2(A_MAX), -rn1(4,3), FALSE);
losehp(rnd(10), "cursed throne", KILLED_BY_AN);
break;
case 2:
(void) adjattrib(rn2(A_MAX), 1, FALSE);
break;
case 3:
pline("A%s electric shock shoots through your body!",
(Shock_resistance) ? "n" : " massive");
losehp(Shock_resistance ? rnd(6) : rnd(30),
"electric chair", KILLED_BY_AN);
exercise(A_CON, FALSE);
break;
case 4:
You_feel("much, much better!");
if (Upolyd) {
if (u.mh >= (u.mhmax - 5)) u.mhmax += 4;
u.mh = u.mhmax;
}
if(u.uhp >= (u.uhpmax - 5)) u.uhpmax += 4;
u.uhp = u.uhpmax;
make_blinded(0L,TRUE);
make_sick(0L, (char *) 0, FALSE, SICK_ALL);
heal_legs();
flags.botl = 1;
break;
case 5:
take_gold();
break;
case 6:
if(u.uluck + rn2(5) < 0) {
You_feel("your luck is changing.");
change_luck(1);
} else makewish();
break;
case 7:
{
register int cnt = rnd(10);
pline("A voice echoes:");
verbalize("Thy audience hath been summoned, %s!",
flags.female ? "Dame" : "Sire");
while(cnt--)
(void) makemon(courtmon(), u.ux, u.uy, NO_MM_FLAGS);
break;
}
case 8:
pline("A voice echoes:");
verbalize("By thy Imperious order, %s...",
flags.female ? "Dame" : "Sire");
do_genocide(5); /* REALLY|ONTHRONE, see do_genocide() */
break;
case 9:
pline("A voice echoes:");
verbalize("A curse upon thee for sitting upon this most holy throne!");
if (Luck > 0) {
make_blinded(Blinded + rn1(100,250),TRUE);
} else rndcurse();
break;
case 10:
if (Luck < 0 || (HSee_invisible & INTRINSIC)) {
if (level.flags.nommap) {
pline(
"A terrible drone fills your head!");
make_confused(HConfusion + rnd(30),
FALSE);
} else {
pline("An image forms in your mind.");
do_mapping();
}
} else {
Your("vision becomes clear.");
HSee_invisible |= FROMOUTSIDE;
newsym(u.ux, u.uy);
}
break;
case 11:
if (Luck < 0) {
You_feel("threatened.");
aggravate();
} else {
You_feel("a wrenching sensation.");
tele(); /* teleport him */
}
break;
case 12:
You("are granted an insight!");
if (invent) {
/* rn2(5) agrees w/seffects() */
identify_pack(rn2(5));
}
break;
case 13:
Your("mind turns into a pretzel!");
make_confused(HConfusion + rn1(7,16),FALSE);
break;
default: impossible("throne effect");
break;
}
} else {
if (is_prince(youmonst.data))
You_feel("very comfortable here.");
else
You_feel("somehow out of place...");
}
if (!rn2(3) && IS_THRONE(levl[u.ux][u.uy].typ)) {
/* may have teleported */
levl[u.ux][u.uy].typ = ROOM;
pline_The("throne vanishes in a puff of logic.");
newsym(u.ux,u.uy);
}
} else if (lays_eggs(youmonst.data)) {
struct obj *uegg;
if (!flags.female) {
pline("Males can't lay eggs!");
return 0;
}
if (u.uhunger < (int)objects[EGG].oc_nutrition) {
You("don't have enough energy to lay an egg.");
return 0;
}
uegg = mksobj(EGG, FALSE, FALSE);
uegg->spe = 1;
uegg->quan = 1;
uegg->owt = weight(uegg);
uegg->corpsenm = egg_type_from_parent(u.umonnum, FALSE);
uegg->known = uegg->dknown = 1;
attach_egg_hatch_timeout(uegg);
You("lay an egg.");
dropy(uegg);
stackobj(uegg);
morehungry((int)objects[EGG].oc_nutrition);
} else if (u.uswallow)
There("are no seats in here!");
else
pline("Having fun sitting on the %s?", surface(u.ux,u.uy));
return(1);
}
void
rndcurse() /* curse a few inventory items at random! */
{
int nobj = 0;
int cnt, onum;
struct obj *otmp;
static const char *mal_aura = "feel a malignant aura surround %s.";
if (uwep && (uwep->oartifact == ART_MAGICBANE) && rn2(20)) {
You(mal_aura, "the magic-absorbing blade");
return;
}
if(Antimagic) {
shieldeff(u.ux, u.uy);
You(mal_aura, "you");
}
for (otmp = invent; otmp; otmp = otmp->nobj) nobj++;
if (nobj) {
for (cnt = rnd(6/((!!Antimagic) + (!!Half_spell_damage) + 1));
cnt > 0; cnt--) {
onum = rn2(nobj);
for(otmp = invent; onum != 0; onum--)
otmp = otmp->nobj;
if(otmp->oartifact && spec_ability(otmp, SPFX_INTEL) &&
rn2(10) < 8) {
pline("%s!", Tobjnam(otmp, "resist"));
continue;
}
if(otmp->blessed)
unbless(otmp);
else
curse(otmp);
}
update_inventory();
}
}
void
attrcurse() /* remove a random INTRINSIC ability */
{
switch(rnd(11)) {
case 1 : if (HFire_resistance & INTRINSIC) {
HFire_resistance &= ~INTRINSIC;
You_feel("warmer.");
break;
}
case 2 : if (HTeleportation & INTRINSIC) {
HTeleportation &= ~INTRINSIC;
You_feel("less jumpy.");
break;
}
case 3 : if (HPoison_resistance & INTRINSIC) {
HPoison_resistance &= ~INTRINSIC;
You_feel("a little sick!");
break;
}
case 4 : if (HTelepat & INTRINSIC) {
HTelepat &= ~INTRINSIC;
if (Blind && !Blind_telepat)
see_monsters(); /* Can't sense mons anymore! */
Your("senses fail!");
break;
}
case 5 : if (HCold_resistance & INTRINSIC) {
HCold_resistance &= ~INTRINSIC;
You_feel("cooler.");
break;
}
case 6 : if (HInvis & INTRINSIC) {
HInvis &= ~INTRINSIC;
You_feel("paranoid.");
break;
}
case 7 : if (HSee_invisible & INTRINSIC) {
HSee_invisible &= ~INTRINSIC;
You("%s!", Hallucination ? "tawt you taw a puttie tat"
: "thought you saw something");
break;
}
case 8 : if (HFast & INTRINSIC) {
HFast &= ~INTRINSIC;
You_feel("slower.");
break;
}
case 9 : if (HStealth & INTRINSIC) {
HStealth &= ~INTRINSIC;
You_feel("clumsy.");
break;
}
case 10: if (HProtection & INTRINSIC) {
HProtection &= ~INTRINSIC;
You_feel("vulnerable.");
break;
}
case 11: if (HAggravate_monster & INTRINSIC) {
HAggravate_monster &= ~INTRINSIC;
You_feel("less attractive.");
break;
}
default: break;
}
}
/*sit.c*/
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