Source:NetHack 3.4.3/src/sit.c

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Below is the full text to src/sit.c from NetHack 3.4.3. To link to a particular line, write [[sit.c#line123]], for example.

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/*	SCCS Id: @(#)sit.c	3.4	2002/09/21	*/
/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
/* NetHack may be freely redistributed.  See license for details. */

The NetHack General Public License applies to screenshots, source code and other content from NetHack.

This content was modified from the original NetHack source code distribution (by splitting up NetHack content between wiki pages, and possibly further editing). See the page history for a list of who changed it, and on what dates.

#include "hack.h"
#include "artifact.h"

take_gold

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, *nobj;
	int lost_money = 0;
	for (otmp = invent; otmp; otmp = nobj) {
		nobj = 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
}

dosit

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 ||
		   (u.utrap && (u.utraptype >= TT_LAVA))) {

	    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);
}

rndcurse

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) {
#ifdef GOLDOBJ
	    /* gold isn't subject to being cursed or blessed */
	    if (otmp->oclass == COIN_CLASS) continue;
#endif
	    nobj++;
	}
	if (nobj) {
	    for (cnt = rnd(6/((!!Antimagic) + (!!Half_spell_damage) + 1));
		 cnt > 0; cnt--)  {
		onum = rnd(nobj);
		for (otmp = invent; otmp; otmp = otmp->nobj) {
#ifdef GOLDOBJ
		    /* as above */
		    if (otmp->oclass == COIN_CLASS) continue;
#endif
		    if (--onum == 0) break;	/* found the target */
		}
		/* the !otmp case should never happen; picking an already
		   cursed item happens--avoid "resists" message in that case */
		if (!otmp || otmp->cursed) continue;	/* next target */

		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();
	}

#ifdef STEED
	/* treat steed's saddle as extended part of hero's inventory */
	if (u.usteed && !rn2(4) &&
		(otmp = which_armor(u.usteed, W_SADDLE)) != 0 &&
		!otmp->cursed) {	/* skip if already cursed */
	    if (otmp->blessed)
		unbless(otmp);
	    else
		curse(otmp);
	    if (!Blind) {
		pline("%s %s %s.",
		      s_suffix(upstart(y_monnam(u.usteed))),
		      aobjnam(otmp, "glow"),
		      hcolor(otmp->cursed ? NH_BLACK : (const char *)"brown"));
		otmp->bknown = TRUE;
	    }
	}
#endif	/*STEED*/
}

attrcurse

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*/