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- /* SCCS Id: @(#)do.c 2.3 88/02/11
- /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
-
- /* Contains code for 'd', 'D' (drop), '>', '<' (up, down) and 't' (throw) */
-
- #include "hack.h"
-
- extern struct obj *splitobj(), *addinv();
- extern boolean hmon();
- extern boolean level_exists[];
- extern struct monst youmonst;
- extern char *Doname();
- extern char *nomovemsg;
- int identify();
- #ifdef KAA
- extern char *xname();
- #endif
-
- dodrop() {
- if(u.ugold) return(drop(getobj("0$#", "drop")));
- else return(drop(getobj("0#", "drop")));
- }
-
- static
- drop(obj) register struct obj *obj; {
- if(!obj) return(0);
- if(obj->olet == GOLD_SYM) { /* pseudo object */
- register long amount = OGOLD(obj);
-
- if(amount == 0)
- pline("You didn't drop any gold pieces.");
- /* Fix bug with dropping huge amounts of gold read as negative KAA */
- else if(amount < 0) {
- u.ugold += amount;
- pline("The LRS would be very interested to know you have that much.");
- } else {
- /* uswallow test added by GAN 01/29/87 */
- pline("You dropped %ld gold piece%s.",
- amount, plur(amount));
- if(u.uswallow)
- (u.ustuck)->mgold += amount;
- else {
- mkgold(amount, u.ux, u.uy);
- if(Invisible) newsym(u.ux, u.uy);
- }
- }
- free((char *) obj);
- return(1);
- }
- if(obj->owornmask & (W_ARMOR | W_RING | W_TOOL)){
- pline("You cannot drop something you are wearing.");
- return(0);
- }
- if(obj == uwep) {
- if(uwep->cursed) {
- pline("Your weapon is welded to your hand!");
- return(0);
- }
- setuwep((struct obj *) 0);
- }
- #ifdef WALKIES
- if (obj->otyp == LEASH) {
- register struct monst *mtmp = fmon;
- while (mtmp && !mtmp->mleashed) mtmp = mtmp->nmon;
- if (mtmp) {
- pline ("Your leash is tied around your hand.");
- return (0);
- }
- }
- #endif
- #ifdef SINKS
- if((obj->olet == RING_SYM) && IS_SINK(levl[u.ux][u.uy].typ))
- if (u.uswallow) {
- freeinv(obj);
- mpickobj(u.ustuck,obj);
- return(1);
- }
- else {
- dosinkring(obj);
- return(1);
- }
- #endif
- pline("You dropped %s.", doname(obj));
- dropx(obj);
- return(1);
- }
-
- /* Called in several places - should not produce texts */
- dropx(obj)
- register struct obj *obj;
- {
- freeinv(obj);
- dropy(obj);
- }
-
- dropy(obj)
- register struct obj *obj;
- {
- if(obj->otyp == CRYSKNIFE)
- obj->otyp = WORM_TOOTH;
- /* uswallow check done by GAN 01/29/87 */
- if(u.uswallow)
- mpickobj(u.ustuck,obj);
- else {
- obj->ox = u.ux;
- obj->oy = u.uy;
- /* Blind check added by GAN 02/18/87 */
- if(Blind) {
- #ifdef KAA
- if(obj->olet != ')')
- #endif
- obj->dknown = index("/=!?*",obj->olet) ? 0 : 1;
- obj->known = 0;
- }
- obj->nobj = fobj;
- fobj = obj;
- if(Invisible) newsym(u.ux,u.uy);
- subfrombill(obj);
- stackobj(obj);
- }
- }
-
- /* drop several things */
- doddrop() {
- return(ggetobj("drop", drop, 0));
- }
-
- dodown()
- {
- if(u.ux != xdnstair || u.uy != ydnstair) {
- pline("You can't go down here.");
- return(0);
- }
- if(u.ustuck) {
- pline("You are being held, and cannot go down.");
- return(1);
- }
- if(Levitation) {
- pline("Your floating high above the stairs.");
- return(0);
- }
-
- goto_level(dlevel+1, TRUE);
- return(1);
- }
-
- doup()
- {
- if(u.ux != xupstair || u.uy != yupstair) {
- pline("You can't go up here.");
- return(0);
- }
- if(u.ustuck) {
- pline("You are being held, and cannot go up.");
- return(1);
- }
- if(!Levitation && inv_weight() + 5 > 0) {
- pline("Your load is too heavy to climb the stairs.");
- return(1);
- }
-
- goto_level(dlevel-1, TRUE);
- return(1);
- }
-
- goto_level(newlevel, at_stairs)
- register int newlevel;
- register boolean at_stairs;
- {
- register fd;
- register boolean up = (newlevel < dlevel);
-
- if(newlevel <= 0) done("escaped"); /* in fact < 0 is impossible */
- if(newlevel > MAXLEVEL) newlevel = MAXLEVEL; /* strange ... */
- if(newlevel == dlevel) return; /* this can happen */
-
- glo(dlevel);
- #ifdef DGK
- /* Use O_TRUNC to force the file to be shortened if it already
- * exists and is currently longer.
- */
- fd = open(lock, O_WRONLY | O_BINARY | O_CREAT | O_TRUNC, FMASK);
- #else
- fd = creat(lock, FMASK);
- #endif
- if(fd < 0) {
- /*
- * This is not quite impossible: e.g., we may have
- * exceeded our quota. If that is the case then we
- * cannot leave this level, and cannot save either.
- * Another possibility is that the directory was not
- * writable.
- */
- #ifdef DGK
- pline("Cannot create level file '%s'.", lock);
- #else
- pline("A mysterious force prevents you from going %s.",
- up ? "up" : "down");
- #endif
- return;
- }
-
- #ifdef DGK
- if (!savelev(fd, dlevel, COUNT)) {
- (void) close(fd);
- (void) unlink(lock);
- pline("HACK is out of disk space for making levels!");
- pline("You can save, quit, or continue playing.");
- return;
- }
- #endif
- if(Punished) unplacebc();
- u.utrap = 0; /* needed in level_tele */
- u.ustuck = 0; /* idem */
- keepdogs();
- seeoff(1);
- if(u.uswallow) /* idem */
- u.uswldtim = u.uswallow = 0;
- flags.nscrinh = 1;
- u.ux = FAR; /* hack */
- (void) inshop(); /* probably was a trapdoor */
-
- #ifdef DGK
- savelev(fd,dlevel, WRITE);
- #else
- savelev(fd,dlevel);
- #endif
- (void) close(fd);
-
- dlevel = newlevel;
- if(maxdlevel < dlevel)
- maxdlevel = dlevel;
- glo(dlevel);
- #ifdef MSDOS
- /* If the level has no where yet, it hasn't been made
- */
- if(!fileinfo[dlevel].where)
- #else
- if(!level_exists[dlevel])
- #endif
- mklev();
- else {
- extern int hackpid;
- #ifdef DGK
- /* If not currently accessible, swap it in.
- */
- if (fileinfo[dlevel].where != ACTIVE)
- swapin_file(dlevel);
-
- if((fd = open(lock, O_RDONLY | O_BINARY)) < 0) {
- #else
- if((fd = open(lock,0)) < 0) {
- #endif
- pline("Cannot open %s .", lock);
- pline("Probably someone removed it.");
- done("tricked");
- }
- getlev(fd, hackpid, dlevel);
- (void) close(fd);
- }
-
- if(at_stairs) {
- if(up) {
- u.ux = xdnstair;
- u.uy = ydnstair;
- if(!u.ux) { /* entering a maze from below? */
- u.ux = xupstair; /* this will confuse the player! */
- u.uy = yupstair;
- }
- /* Remove bug which crashes with levitation/punishment KAA */
- if(Punished) {
- if(!Levitation)
- pline("With great effort you climb the stairs.");
- placebc(1);
- }
- } else {
- u.ux = xupstair;
- u.uy = yupstair;
- if(inv_weight() + 5 > 0 || Punished){
- pline("You fall down the stairs."); /* %% */
- losehp(rnd(3), "fall");
- if(Punished) {
- if(uwep != uball && rn2(3)){
- pline("... and are hit by the iron ball.");
- losehp(rnd(20), "iron ball");
- }
- placebc(1);
- }
- selftouch("Falling, you");
- }
- }
- { register struct monst *mtmp = m_at(u.ux, u.uy);
- if(mtmp)
- mnexto(mtmp);
- }
- } else { /* trapdoor or level_tele */
- do {
- u.ux = rnd(COLNO-1);
- u.uy = rn2(ROWNO);
- } while(levl[u.ux][u.uy].typ != ROOM ||
- m_at(u.ux,u.uy));
- if(Punished){
- if(uwep != uball && !up /* %% */ && rn2(5)){
- pline("The iron ball falls on your head.");
- losehp(rnd(25), "iron ball");
- }
- placebc(1);
- }
- selftouch("Falling, you");
- }
- (void) inshop();
- initrack();
-
- losedogs();
- { register struct monst *mtmp;
- if(mtmp = m_at(u.ux, u.uy)) mnexto(mtmp); /* riv05!a3 */
- }
- flags.nscrinh = 0;
- setsee();
- seeobjs(); /* make old cadavers disappear - riv05!a3 */
- docrt();
- pickup(1);
- read_engr_at(u.ux,u.uy);
- }
-
- donull() {
- return(1); /* Do nothing, but let other things happen */
- }
-
- #if defined(KAA) && defined(KOPS)
- wipeoff()
- {
- if(u.ucreamed < 4) u.ucreamed = 0;
- else u.ucreamed -= 4;
- if(u.ucreamed > 0) {
- Blinded -= 4;
- if(Blind <= 1) {
- pline("You've got the glop off.");
- u.ucreamed = 0;
- Blinded = 1;
- return(0);
- }
- return(1); /* still busy */
- }
- pline("Your face feels clean now.");
- u.ucreamed = 0;
- return(0);
- }
-
- dowipe()
- {
- if(u.ucreamed) {
- #ifdef DGKMOD
- set_occupation(wipeoff, "wiping off your face", 0);
- #else
- occupation = wipeoff;
- occtxt = "wiping off your face";
- #endif
- return(1);
- }
- pline("Your face is already clean.");
- return(1);
- }
- #endif
-
- /* split obj so that it gets size num */
- /* remainder is put in the object structure delivered by this call */
- struct obj *
- splitobj(obj, num) register struct obj *obj; register int num; {
- register struct obj *otmp;
- otmp = newobj(0);
- *otmp = *obj; /* copies whole structure */
- otmp->o_id = flags.ident++;
- otmp->onamelth = 0;
- obj->quan = num;
- obj->owt = weight(obj);
- otmp->quan -= num;
- otmp->owt = weight(otmp); /* -= obj->owt ? */
- obj->nobj = otmp;
- if(obj->unpaid) splitbill(obj,otmp);
- return(otmp);
- }
-
- more_experienced(exp,rexp)
- register int exp, rexp;
- {
- extern char pl_character[];
-
- u.uexp += exp;
- u.urexp += 4*exp + rexp;
- if(exp) flags.botl = 1;
- if(u.urexp >= ((pl_character[0] == 'W') ? 1000 : 2000))
- flags.beginner = 0;
- }
-
- set_wounded_legs(side, timex)
- register long side;
- register int timex;
- {
- if(!Wounded_legs || (Wounded_legs & TIMEOUT))
- Wounded_legs |= side + timex;
- else
- Wounded_legs |= side;
- }
-
- heal_legs()
- {
- if(Wounded_legs) {
- if((Wounded_legs & BOTH_SIDES) == BOTH_SIDES)
- pline("Your legs feel somewhat better.");
- else
- pline("Your leg feels somewhat better.");
- Wounded_legs = 0;
- }
- }
-
- #ifdef SINKS
- trycall(obj)
- register struct obj *obj;
- {
- if(!objects[obj->otyp].oc_name_known &&
- !objects[obj->otyp].oc_uname)
- docall(obj);
- }
-
- dosinkring(obj) /* obj is a ring being dropped over a kitchen sink */
- register struct obj *obj;
- {
- register struct obj *otmp,*otmp2;
- register short eaten;
- pline("You drop %s down the drain.", doname(obj));
- switch(obj->otyp) {
- case RIN_ADORNMENT: {
- pline("The faucets flash brightly for a moment.");
- trycall(obj);
- break;
- }
- case RIN_REGENERATION: {
- pline("The sink looks as good as new.");
- trycall(obj);
- break;
- }
- case RIN_SEARCHING:
- break;
- case RIN_SEE_INVISIBLE:
- break;
- case RIN_STEALTH: {
- pline("The sink seems to blend into the floor for a moment.");
- trycall(obj);
- break;
- }
- case RIN_LEVITATION: {
- pline("The sink quivers upward for a moment.");
- trycall(obj);
- break;
- }
- case RIN_POISON_RESISTANCE:
- break;
- case RIN_AGGRAVATE_MONSTER:
- break;
- case RIN_HUNGER: {
- eaten = 0;
- for(otmp=fobj; otmp; otmp=otmp2) {
- otmp2 = otmp->nobj;
- if(otmp->ox == u.ux && otmp->oy == u.uy)
- if(!Punished ||
- (otmp->otyp != HEAVY_IRON_BALL && otmp->otyp != IRON_CHAIN)) {
- eaten++;
- pline("Suddenly, %s vanishes from the sink!",doname(otmp));
- delobj(otmp);
- }
- }
- if(eaten)
- trycall(obj);
- break;
- }
- case RIN_FIRE_RESISTANCE: {
- pline("The hot water faucet flashes brightly for a moment.");
- trycall(obj);
- break;
- }
- case RIN_COLD_RESISTANCE: {
- pline("The cold water faucet flashes brightly for a moment.");
- trycall(obj);
- break;
- }
- case RIN_PROTECTION_FROM_SHAPE_CHAN: {
- pline("The sink momentarily looks nothing like a fountain.");
- trycall(obj);
- break;
- }
- case RIN_CONFLICT:
- break;
- case RIN_GAIN_STRENGTH:
- break;
- case RIN_INCREASE_DAMAGE:
- break;
- case RIN_PROTECTION:
- break;
- case RIN_WARNING: {
- pline("The sink glows white for a moment.");
- trycall(obj);
- break;
- }
- case RIN_TELEPORTATION: /* fall through */
- case RIN_TELEPORT_CONTROL: {
- pline("The sink momentarily vanishes.");
- trycall(obj);
- break;
- }
- case RIN_POLYMORPH: /* fall through */
- case RIN_POLYMORPH_CONTROL: {
- pline("The sink momentarily looks like a fountain.");
- trycall(obj);
- break;
- }
- }
- if (!rn2(20)) {
- pline("The sink backs up, leaving %s.", doname(obj));
- dropx(obj);
- }
- else
- useup(obj);
- }
- #endif
-