520fff788f
frequent use of ``register var'' instead of ``register int var'' and the removal of the register hint in the previous commit.
542 lines
12 KiB
C
542 lines
12 KiB
C
/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
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/* hack.read.c - version 1.0.3 */
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/* $FreeBSD$ */
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#include "hack.h"
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extern struct monst *makemon();
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extern struct obj *mkobj_at();
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int identify();
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doread() {
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struct obj *scroll;
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boolean confused = (Confusion != 0);
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boolean known = FALSE;
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extern struct obj *some_armor();
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scroll = getobj("?", "read");
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if(!scroll) return(0);
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if(!scroll->dknown && Blind) {
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pline("Being blind, you cannot read the formula on the scroll.");
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return(0);
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}
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if(Blind)
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pline("As you pronounce the formula on it, the scroll disappears.");
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else
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pline("As you read the scroll, it disappears.");
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if(confused)
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pline("Being confused, you mispronounce the magic words ... ");
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switch(scroll->otyp) {
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#ifdef MAIL
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case SCR_MAIL:
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readmail(/* scroll */);
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break;
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#endif MAIL
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case SCR_ENCHANT_ARMOR:
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{ struct obj *otmp = some_armor();
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if(!otmp) {
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strange_feeling(scroll,"Your skin glows then fades.");
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return(1);
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}
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if(confused) {
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pline("Your %s glows silver for a moment.",
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objects[otmp->otyp].oc_name);
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otmp->rustfree = 1;
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break;
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}
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if(otmp->spe > 3 && rn2(otmp->spe)) {
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pline("Your %s glows violently green for a while, then evaporates.",
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objects[otmp->otyp].oc_name);
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useup(otmp);
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break;
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}
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pline("Your %s glows green for a moment.",
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objects[otmp->otyp].oc_name);
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otmp->cursed = 0;
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otmp->spe++;
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break;
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}
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case SCR_DESTROY_ARMOR:
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if(confused) {
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struct obj *otmp = some_armor();
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if(!otmp) {
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strange_feeling(scroll,"Your bones itch.");
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return(1);
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}
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pline("Your %s glows purple for a moment.",
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objects[otmp->otyp].oc_name);
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otmp->rustfree = 0;
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break;
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}
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if(uarm) {
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pline("Your armor turns to dust and falls to the floor!");
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useup(uarm);
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} else if(uarmh) {
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pline("Your helmet turns to dust and is blown away!");
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useup(uarmh);
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} else if(uarmg) {
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pline("Your gloves vanish!");
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useup(uarmg);
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selftouch("You");
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} else {
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strange_feeling(scroll,"Your skin itches.");
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return(1);
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}
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break;
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case SCR_CONFUSE_MONSTER:
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if(confused) {
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pline("Your hands begin to glow purple.");
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Confusion += rnd(100);
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} else {
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pline("Your hands begin to glow blue.");
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u.umconf = 1;
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}
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break;
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case SCR_SCARE_MONSTER:
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{ int ct = 0;
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struct monst *mtmp;
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for(mtmp = fmon; mtmp; mtmp = mtmp->nmon)
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if(cansee(mtmp->mx,mtmp->my)) {
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if(confused)
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mtmp->mflee = mtmp->mfroz =
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mtmp->msleep = 0;
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else
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mtmp->mflee = 1;
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ct++;
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}
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if(!ct) {
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if(confused)
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pline("You hear sad wailing in the distance.");
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else
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pline("You hear maniacal laughter in the distance.");
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}
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break;
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}
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case SCR_BLANK_PAPER:
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if(confused)
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pline("You see strange patterns on this scroll.");
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else
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pline("This scroll seems to be blank.");
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break;
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case SCR_REMOVE_CURSE:
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{ struct obj *obj;
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if(confused)
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pline("You feel like you need some help.");
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else
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pline("You feel like someone is helping you.");
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for(obj = invent; obj ; obj = obj->nobj)
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if(obj->owornmask)
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obj->cursed = confused;
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if(Punished && !confused) {
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Punished = 0;
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freeobj(uchain);
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unpobj(uchain);
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free((char *) uchain);
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uball->spe = 0;
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uball->owornmask &= ~W_BALL;
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uchain = uball = (struct obj *) 0;
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}
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break;
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}
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case SCR_CREATE_MONSTER:
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{ int cnt = 1;
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if(!rn2(73)) cnt += rnd(4);
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if(confused) cnt += 12;
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while(cnt--)
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(void) makemon(confused ? PM_ACID_BLOB :
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(struct permonst *) 0, u.ux, u.uy);
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break;
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}
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case SCR_ENCHANT_WEAPON:
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if(uwep && confused) {
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pline("Your %s glows silver for a moment.",
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objects[uwep->otyp].oc_name);
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uwep->rustfree = 1;
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} else
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if(!chwepon(scroll, 1)) /* tests for !uwep */
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return(1);
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break;
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case SCR_DAMAGE_WEAPON:
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if(uwep && confused) {
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pline("Your %s glows purple for a moment.",
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objects[uwep->otyp].oc_name);
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uwep->rustfree = 0;
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} else
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if(!chwepon(scroll, -1)) /* tests for !uwep */
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return(1);
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break;
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case SCR_TAMING:
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{ int i,j;
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int bd = confused ? 5 : 1;
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struct monst *mtmp;
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for(i = -bd; i <= bd; i++) for(j = -bd; j <= bd; j++)
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if(mtmp = m_at(u.ux+i, u.uy+j))
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(void) tamedog(mtmp, (struct obj *) 0);
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break;
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}
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case SCR_GENOCIDE:
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{ extern char genocided[], fut_geno[];
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char buf[BUFSZ];
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struct monst *mtmp, *mtmp2;
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pline("You have found a scroll of genocide!");
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known = TRUE;
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if(confused)
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*buf = u.usym;
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else do {
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pline("What monster do you want to genocide (Type the letter)? ");
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getlin(buf);
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} while(strlen(buf) != 1 || !monstersym(*buf));
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if(!index(fut_geno, *buf))
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charcat(fut_geno, *buf);
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if(!index(genocided, *buf))
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charcat(genocided, *buf);
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else {
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pline("Such monsters do not exist in this world.");
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break;
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}
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for(mtmp = fmon; mtmp; mtmp = mtmp2){
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mtmp2 = mtmp->nmon;
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if(mtmp->data->mlet == *buf)
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mondead(mtmp);
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}
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pline("Wiped out all %c's.", *buf);
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if(*buf == u.usym) {
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killer = "scroll of genocide";
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u.uhp = -1;
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}
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break;
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}
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case SCR_LIGHT:
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if(!Blind) known = TRUE;
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litroom(!confused);
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break;
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case SCR_TELEPORTATION:
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if(confused)
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level_tele();
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else {
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#ifdef QUEST
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int oux = u.ux, ouy = u.uy;
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tele();
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if(dist(oux, ouy) > 100) known = TRUE;
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#else QUEST
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int uroom = inroom(u.ux, u.uy);
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tele();
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if(uroom != inroom(u.ux, u.uy)) known = TRUE;
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#endif QUEST
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}
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break;
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case SCR_GOLD_DETECTION:
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/* Unfortunately this code has become slightly less elegant,
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now that gold and traps no longer are of the same type. */
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if(confused) {
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struct trap *ttmp;
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if(!ftrap) {
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strange_feeling(scroll, "Your toes stop itching.");
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return(1);
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} else {
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for(ttmp = ftrap; ttmp; ttmp = ttmp->ntrap)
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if(ttmp->tx != u.ux || ttmp->ty != u.uy)
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goto outtrapmap;
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/* only under me - no separate display required */
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pline("Your toes itch!");
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break;
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outtrapmap:
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cls();
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for(ttmp = ftrap; ttmp; ttmp = ttmp->ntrap)
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at(ttmp->tx, ttmp->ty, '$');
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prme();
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pline("You feel very greedy!");
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}
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} else {
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struct gold *gtmp;
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if(!fgold) {
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strange_feeling(scroll, "You feel materially poor.");
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return(1);
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} else {
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known = TRUE;
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for(gtmp = fgold; gtmp; gtmp = gtmp->ngold)
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if(gtmp->gx != u.ux || gtmp->gy != u.uy)
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goto outgoldmap;
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/* only under me - no separate display required */
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pline("You notice some gold between your feet.");
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break;
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outgoldmap:
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cls();
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for(gtmp = fgold; gtmp; gtmp = gtmp->ngold)
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at(gtmp->gx, gtmp->gy, '$');
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prme();
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pline("You feel very greedy, and sense gold!");
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}
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}
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/* common sequel */
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more();
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docrt();
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break;
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case SCR_FOOD_DETECTION:
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{ int ct = 0, ctu = 0;
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struct obj *obj;
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char foodsym = confused ? POTION_SYM : FOOD_SYM;
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for(obj = fobj; obj; obj = obj->nobj)
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if(obj->olet == FOOD_SYM) {
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if(obj->ox == u.ux && obj->oy == u.uy) ctu++;
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else ct++;
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}
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if(!ct && !ctu) {
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strange_feeling(scroll,"Your nose twitches.");
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return(1);
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} else if(!ct) {
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known = TRUE;
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pline("You smell %s close nearby.",
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confused ? "something" : "food");
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} else {
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known = TRUE;
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cls();
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for(obj = fobj; obj; obj = obj->nobj)
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if(obj->olet == foodsym)
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at(obj->ox, obj->oy, FOOD_SYM);
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prme();
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pline("Your nose tingles and you smell %s!",
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confused ? "something" : "food");
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more();
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docrt();
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}
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break;
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}
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case SCR_IDENTIFY:
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/* known = TRUE; */
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if(confused)
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pline("You identify this as an identify scroll.");
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else
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pline("This is an identify scroll.");
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useup(scroll);
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objects[SCR_IDENTIFY].oc_name_known = 1;
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if(!confused)
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while(
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!ggetobj("identify", identify, rn2(5) ? 1 : rn2(5))
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&& invent
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);
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return(1);
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case SCR_MAGIC_MAPPING:
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{ struct rm *lev;
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int num, zx, zy;
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known = TRUE;
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pline("On this scroll %s a map!",
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confused ? "was" : "is");
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for(zy = 0; zy < ROWNO; zy++)
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for(zx = 0; zx < COLNO; zx++) {
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if(confused && rn2(7)) continue;
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lev = &(levl[zx][zy]);
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if((num = lev->typ) == 0)
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continue;
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if(num == SCORR) {
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lev->typ = CORR;
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lev->scrsym = CORR_SYM;
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} else
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if(num == SDOOR) {
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lev->typ = DOOR;
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lev->scrsym = '+';
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/* do sth in doors ? */
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} else if(lev->seen) continue;
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#ifndef QUEST
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if(num != ROOM)
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#endif QUEST
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{
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lev->seen = lev->new = 1;
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if(lev->scrsym == ' ' || !lev->scrsym)
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newsym(zx,zy);
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else
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on_scr(zx,zy);
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}
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}
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break;
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}
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case SCR_AMNESIA:
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{ int zx, zy;
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known = TRUE;
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for(zx = 0; zx < COLNO; zx++) for(zy = 0; zy < ROWNO; zy++)
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if(!confused || rn2(7))
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if(!cansee(zx,zy))
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levl[zx][zy].seen = 0;
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docrt();
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pline("Thinking of Maud you forget everything else.");
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break;
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}
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case SCR_FIRE:
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{ int num;
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struct monst *mtmp;
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known = TRUE;
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if(confused) {
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pline("The scroll catches fire and you burn your hands.");
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losehp(1, "scroll of fire");
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} else {
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pline("The scroll erupts in a tower of flame!");
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if(Fire_resistance)
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pline("You are uninjured.");
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else {
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num = rnd(6);
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u.uhpmax -= num;
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losehp(num, "scroll of fire");
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}
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}
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num = (2*num + 1)/3;
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for(mtmp = fmon; mtmp; mtmp = mtmp->nmon) {
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if(dist(mtmp->mx,mtmp->my) < 3) {
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mtmp->mhp -= num;
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if(index("FY", mtmp->data->mlet))
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mtmp->mhp -= 3*num; /* this might well kill 'F's */
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if(mtmp->mhp < 1) {
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killed(mtmp);
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break; /* primitive */
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}
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}
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}
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break;
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}
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case SCR_PUNISHMENT:
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known = TRUE;
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if(confused) {
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pline("You feel guilty.");
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break;
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}
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pline("You are being punished for your misbehaviour!");
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if(Punished){
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pline("Your iron ball gets heavier.");
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uball->owt += 15;
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break;
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}
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Punished = INTRINSIC;
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setworn(mkobj_at(CHAIN_SYM, u.ux, u.uy), W_CHAIN);
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setworn(mkobj_at(BALL_SYM, u.ux, u.uy), W_BALL);
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uball->spe = 1; /* special ball (see save) */
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break;
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default:
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impossible("What weird language is this written in? (%u)",
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scroll->otyp);
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}
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if(!objects[scroll->otyp].oc_name_known) {
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if(known && !confused) {
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objects[scroll->otyp].oc_name_known = 1;
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more_experienced(0,10);
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} else if(!objects[scroll->otyp].oc_uname)
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docall(scroll);
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}
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useup(scroll);
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return(1);
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}
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identify(otmp) /* also called by newmail() */
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struct obj *otmp;
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{
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objects[otmp->otyp].oc_name_known = 1;
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otmp->known = otmp->dknown = 1;
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prinv(otmp);
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return(1);
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}
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litroom(on)
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boolean on;
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{
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int num,zx,zy;
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/* first produce the text (provided he is not blind) */
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if(Blind) goto do_it;
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if(!on) {
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if(u.uswallow || !xdnstair || levl[u.ux][u.uy].typ == CORR ||
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!levl[u.ux][u.uy].lit) {
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pline("It seems even darker in here than before.");
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return;
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} else
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pline("It suddenly becomes dark in here.");
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} else {
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if(u.uswallow){
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pline("%s's stomach is lit.", Monnam(u.ustuck));
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return;
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}
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if(!xdnstair){
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pline("Nothing Happens.");
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return;
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}
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#ifdef QUEST
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pline("The cave lights up around you, then fades.");
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return;
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#else QUEST
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if(levl[u.ux][u.uy].typ == CORR) {
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pline("The corridor lights up around you, then fades.");
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return;
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} else if(levl[u.ux][u.uy].lit) {
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pline("The light here seems better now.");
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return;
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} else
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pline("The room is lit.");
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#endif QUEST
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}
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do_it:
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#ifdef QUEST
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return;
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#else QUEST
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if(levl[u.ux][u.uy].lit == on)
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return;
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if(levl[u.ux][u.uy].typ == DOOR) {
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if(IS_ROOM(levl[u.ux][u.uy+1].typ)) zy = u.uy+1;
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else if(IS_ROOM(levl[u.ux][u.uy-1].typ)) zy = u.uy-1;
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else zy = u.uy;
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if(IS_ROOM(levl[u.ux+1][u.uy].typ)) zx = u.ux+1;
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else if(IS_ROOM(levl[u.ux-1][u.uy].typ)) zx = u.ux-1;
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else zx = u.ux;
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} else {
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zx = u.ux;
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zy = u.uy;
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}
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for(seelx = u.ux; (num = levl[seelx-1][zy].typ) != CORR && num != 0;
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seelx--);
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for(seehx = u.ux; (num = levl[seehx+1][zy].typ) != CORR && num != 0;
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seehx++);
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for(seely = u.uy; (num = levl[zx][seely-1].typ) != CORR && num != 0;
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seely--);
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for(seehy = u.uy; (num = levl[zx][seehy+1].typ) != CORR && num != 0;
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seehy++);
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for(zy = seely; zy <= seehy; zy++)
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for(zx = seelx; zx <= seehx; zx++) {
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levl[zx][zy].lit = on;
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if(!Blind && dist(zx,zy) > 2) {
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if(on) prl(zx,zy); else nosee(zx,zy);
|
|
}
|
|
}
|
|
if(!on) seehx = 0;
|
|
#endif QUEST
|
|
}
|
|
|
|
/* Test whether we may genocide all monsters with symbol ch */
|
|
monstersym(ch) /* arnold@ucsfcgl */
|
|
char ch;
|
|
{
|
|
struct permonst *mp;
|
|
extern struct permonst pm_eel;
|
|
|
|
/*
|
|
* can't genocide certain monsters
|
|
*/
|
|
if (index("12 &:", ch))
|
|
return FALSE;
|
|
|
|
if (ch == pm_eel.mlet)
|
|
return TRUE;
|
|
for (mp = mons; mp < &mons[CMNUM+2]; mp++)
|
|
if (mp->mlet == ch)
|
|
return TRUE;
|
|
return FALSE;
|
|
}
|