Source:Quest.c

Below is the full text to src/quest.c from NetHack 3.4.3. To link to a particular line, write [[quest.c#line123 ]], for example. 1.   /*	SCCS Id: @(#)quest.c	3.4	2000/05/05	*/ 2.   /*	Copyright 1991, M. Stephenson		  */ 3.   /* NetHack may be freely redistributed. See license for details. */ 4.

5.   #include "hack.h"  6. 7.   /*  quest dungeon branch routines. */ 8.     9.    #include "quest.h"  10. #include "qtext.h" 11. 12.  #define Not_firsttime	(on_level(&u.uz0, &u.uz)) 13.  #define Qstat(x)	(quest_status.x)  14. 15.  STATIC_DCL void NDECL(on_start); 16.  STATIC_DCL void NDECL(on_locate); 17.  STATIC_DCL void NDECL(on_goal); 18.  STATIC_DCL boolean NDECL(not_capable); 19.  STATIC_DCL int FDECL(is_pure, (BOOLEAN_P)); 20.  STATIC_DCL void FDECL(expulsion, (BOOLEAN_P)); 21.  STATIC_DCL void NDECL(chat_with_leader); 22.  STATIC_DCL void NDECL(chat_with_nemesis); 23.  STATIC_DCL void NDECL(chat_with_guardian); 24.  STATIC_DCL void FDECL(prisoner_speaks, (struct monst *)); 25.   26.    27.   STATIC_OVL void 28.  on_start 29.  {  30.     if(!Qstat(first_start)) { 31.      qt_pager(QT_FIRSTTIME); 32.      Qstat(first_start) = TRUE; 33.    } else if((u.uz0.dnum != u.uz.dnum) || (u.uz0.dlevel < u.uz.dlevel)) { 34.      if(Qstat(not_ready) <= 2) qt_pager(QT_NEXTTIME); 35.      else	qt_pager(QT_OTHERTIME); 36.    }  37.   }  38.    39.   STATIC_OVL void 40.  on_locate 41.  {  42.     if(!Qstat(first_locate)) { 43.      qt_pager(QT_FIRSTLOCATE); 44.      Qstat(first_locate) = TRUE; 45.    } else if(u.uz0.dlevel < u.uz.dlevel && !Qstat(killed_nemesis)) 46.  	qt_pager(QT_NEXTLOCATE); 47.  }  48.    49.   STATIC_OVL void 50.  on_goal 51.  {  52.     if (Qstat(killed_nemesis)) { 53.      return; 54.    } else if (!Qstat(made_goal)) { 55.      qt_pager(QT_FIRSTGOAL); 56.      Qstat(made_goal) = 1; 57.    } else { 58.      qt_pager(QT_NEXTGOAL); 59.      if(Qstat(made_goal) < 7) Qstat(made_goal)++; 60.    }  61.   }  62.    63.   void 64.  onquest 65.  {  66.   	if(u.uevent.qcompleted || Not_firsttime) return; 67.  	if(!Is_special(&u.uz)) return; 68.   69.   	if(Is_qstart(&u.uz)) on_start; 70.  	else if(Is_qlocate(&u.uz) && u.uz.dlevel > u.uz0.dlevel) on_locate; 71.  	else if(Is_nemesis(&u.uz)) on_goal; 72.  	return; 73.  }  74.    75.   void 76.  nemdead 77.  {  78.   	if(!Qstat(killed_nemesis)) { 79.  	    Qstat(killed_nemesis) = TRUE; 80.  	    qt_pager(QT_KILLEDNEM); 81.  	}  82.   }  83.    84.   void 85.  artitouch 86.  {  87.   	if(!Qstat(touched_artifact)) { 88.  	    Qstat(touched_artifact) = TRUE; 89.  	    qt_pager(QT_GOTIT); 90.  	    exercise(A_WIS, TRUE); 91.  	}  92.   }  93.    94.   /* external hook for do.c (level change check) */ 95.  boolean 96.  ok_to_quest 97.  {  98.   	return((boolean)((Qstat(got_quest) || Qstat(got_thanks)))  99.   			&& (is_pure(FALSE) > 0)); 100. }  101.   102.  STATIC_OVL boolean 103. not_capable 104. {  105.  	return((boolean)(u.ulevel < MIN_QUEST_LEVEL)); 106. }  107.   108.  STATIC_OVL int 109. is_pure(talk) 110. boolean talk; 111. {  112.      int purity; 113.     aligntyp original_alignment = u.ualignbase[A_ORIGINAL]; 114.  115.  #ifdef WIZARD 116.     if (wizard && talk) { 117. 	if (u.ualign.type != original_alignment) { 118. 	    You("are currently %s instead of %s.",  119.  		align_str(u.ualign.type), align_str(original_alignment)); 120. 	} else if (u.ualignbase[A_CURRENT] != original_alignment) { 121. 	    You("have converted."); 122. 	} else if (u.ualign.record < MIN_QUEST_ALIGN) { 123. 	    You("are currently %d and require %d.",  124.  		u.ualign.record, MIN_QUEST_ALIGN); 125. 	    if (yn_function("adjust?", (char *)0, 'y') == 'y') 126. 		u.ualign.record = MIN_QUEST_ALIGN; 127. 	}  128.      }  129.  #endif 130.     purity = (u.ualign.record >= MIN_QUEST_ALIGN &&  131.  	      u.ualign.type == original_alignment &&  132.  	      u.ualignbase[A_CURRENT] == original_alignment) ? 1 : 133.  	     (u.ualignbase[A_CURRENT] != original_alignment) ? -1 : 0; 134.      return purity; 135. }  136.   137.  /*  138.   * Expell the player to the stairs on the parent of the quest dungeon. 139.  *  140.   * This assumes that the hero is currently _in_ the quest dungeon and that 141.  * there is a single branch to and from it. 142.  */  143.  STATIC_OVL void 144. expulsion(seal) 145. boolean seal; 146. {  147.      branch *br; 148.     d_level *dest; 149.     struct trap *t; 150.     int portal_flag; 151.  152.      br = dungeon_branch("The Quest"); 153.     dest = (br->end1.dnum == u.uz.dnum) ? &br->end2 : &br->end1; 154.     portal_flag = u.uevent.qexpelled ? 0 :	/* returned via artifact? */ 155.  		  !seal ? 1 : -1; 156.      schedule_goto(dest, FALSE, FALSE, portal_flag, (char *)0, (char *)0); 157.     if (seal) {	/* remove the portal to the quest - sealing it off */ 158. 	int reexpelled = u.uevent.qexpelled; 159. 	u.uevent.qexpelled = 1; 160. 	/* Delete the near portal now; the far (main dungeon side) 161. 	   portal will be deleted as part of arrival on that level. 162. 	   If monster movement is in progress, any who haven't moved 163. 	   yet will now miss out on a chance to wander through it... */ 164.  	for (t = ftrap; t; t = t->ntrap) 165. 	    if (t->ttyp == MAGIC_PORTAL) break; 166. 	if (t) deltrap(t);	/* (display might be briefly out of sync) */ 167. 	else if (!reexpelled) impossible("quest portal already gone?"); 168.     }  169.  }  170.   171.  /* Either you've returned to quest leader while carrying the quest 172.    artifact or you've just thrown it to/at him or her. If quest 173.    completion text hasn't been given yet, give it now. Otherwise 174.    give another message about the character keeping the artifact 175.    and using the magic portal to return to the dungeon. */ 176.  void 177. finish_quest(obj) 178. struct obj *obj;	/* quest artifact; possibly null if carrying Amulet */ 179. {  180.  	struct obj *otmp; 181.  182.  	if (u.uhave.amulet) {	/* unlikely but not impossible */ 183. 	    qt_pager(QT_HASAMULET); 184. 	    /* leader IDs the real amulet but ignores any fakes */ 185. 	    if ((otmp = carrying(AMULET_OF_YENDOR)) != 0) 186. 		fully_identify_obj(otmp); 187. 	} else { 188. 	    qt_pager(!Qstat(got_thanks) ? QT_OFFEREDIT : QT_OFFEREDIT2); 189. 	    /* should have obtained bell during quest; 190. 	       if not, suggest returning for it now */ 191. 	    if ((otmp = carrying(BELL_OF_OPENING)) == 0) 192. 		com_pager(5); 193. 	}  194.  	Qstat(got_thanks) = TRUE; 195.  196.  	if (obj) { 197. 	    u.uevent.qcompleted = 1;	/* you did it! */ 198.  	    /* behave as if leader imparts sufficient info about the 199. 	       quest artifact */ 200. 	    fully_identify_obj(obj); 201. 	    update_inventory; 202. 	}  203.  }  204.   205.  STATIC_OVL void 206. chat_with_leader 207. {  208.  /*	Rule 0:	Cheater checks. */ 209.  	if(u.uhave.questart && !Qstat(met_nemesis)) 210. 	    Qstat(cheater) = TRUE; 211.  212.  /*	It is possible for you to get the amulet without completing 213.  *	the quest. If so, try to induce the player to quest. 214.  */  215.  	if(Qstat(got_thanks)) { 216. /*	Rule 1:	You've gone back with/without the amulet. */ 217.  	    if(u.uhave.amulet)	finish_quest((struct obj *)0); 218.  219.  /*	Rule 2:	You've gone back before going for the amulet. */ 220.  	    else		qt_pager(QT_POSTHANKS); 221. 	}  222.   223.  /*	Rule 3: You've got the artifact and are back to return it. */ 224.  	  else if(u.uhave.questart) { 225. 	    struct obj *otmp; 226.  227.  	    for (otmp = invent; otmp; otmp = otmp->nobj) 228. 		if (is_quest_artifact(otmp)) break; 229.  230.  	    finish_quest(otmp); 231.  232.  /*	Rule 4: You haven't got the artifact yet. */ 233.  	} else if(Qstat(got_quest)) { 234. 	    qt_pager(rn1(10, QT_ENCOURAGE)); 235.  236.  /*	Rule 5: You aren't yet acceptable - or are you? */ 237.  	} else { 238. 	  if(!Qstat(met_leader)) { 239. 	    qt_pager(QT_FIRSTLEADER); 240. 	    Qstat(met_leader) = TRUE; 241. 	    Qstat(not_ready) = 0; 242. 	  } else qt_pager(QT_NEXTLEADER); 243. 	  /* the quest leader might have passed through the portal into 244. 	     the regular dungeon; none of the remaining make sense there */ 245. 	  if (!on_level(&u.uz, &qstart_level)) return; 246.  247.  	  if(not_capable) { 248. 	    qt_pager(QT_BADLEVEL); 249. 	    exercise(A_WIS, TRUE); 250. 	    expulsion(FALSE); 251. 	  } else if(is_pure(TRUE) < 0) { 252. 	    com_pager(QT_BANISHED); 253. 	    expulsion(TRUE); 254. 	  } else if(is_pure(TRUE) == 0) { 255. 	    qt_pager(QT_BADALIGN); 256. 	    if(Qstat(not_ready) == MAX_QUEST_TRIES) { 257. 	      qt_pager(QT_LASTLEADER); 258. 	      expulsion(TRUE); 259. 	    } else { 260. 	      Qstat(not_ready)++; 261. 	      exercise(A_WIS, TRUE); 262. 	      expulsion(FALSE); 263. 	    }  264.  	  } else {	/* You are worthy! */ 265.  	    qt_pager(QT_ASSIGNQUEST); 266. 	    exercise(A_WIS, TRUE); 267. 	    Qstat(got_quest) = TRUE; 268. 	  }  269.  	}  270.  }  271.   272.  void 273. leader_speaks(mtmp) 274. 	register struct monst *mtmp; 275. {  276.  	/* maybe you attacked leader? */ 277.  	if(!mtmp->mpeaceful) { 278. 		Qstat(pissed_off) = TRUE; 279. 		mtmp->mstrategy &= ~STRAT_WAITMASK;	/* end the inaction */ 280. 	}  281.  	/* the quest leader might have passed through the portal into the 282. 	   regular dungeon; if so, mustn't perform "backwards expulsion" */ 283. 	if (!on_level(&u.uz, &qstart_level)) return; 284.  285.  	if(Qstat(pissed_off)) { 286. 	  qt_pager(QT_LASTLEADER); 287. 	  expulsion(TRUE); 288. 	} else chat_with_leader; 289. }  290.   291.  STATIC_OVL void 292. chat_with_nemesis 293. {  294.  /*	The nemesis will do most of the talking, but... */ 295.  	qt_pager(rn1(10, QT_DISCOURAGE)); 296. 	if(!Qstat(met_nemesis)) Qstat(met_nemesis++); 297. }  298.   299.  void 300. nemesis_speaks 301. {  302.  	if(!Qstat(in_battle)) { 303. 	  if(u.uhave.questart) qt_pager(QT_NEMWANTSIT); 304. 	  else if(Qstat(made_goal) == 1 || !Qstat(met_nemesis)) 305. 	      qt_pager(QT_FIRSTNEMESIS); 306. 	  else if(Qstat(made_goal) < 4) qt_pager(QT_NEXTNEMESIS); 307. 	  else if(Qstat(made_goal) < 7) qt_pager(QT_OTHERNEMESIS); 308. 	  else if(!rn2(5))	qt_pager(rn1(10, QT_DISCOURAGE)); 309. 	  if(Qstat(made_goal) < 7) Qstat(made_goal)++; 310. 	  Qstat(met_nemesis) = TRUE; 311. 	} else /* he will spit out random maledictions */ 312. 	  if(!rn2(5))	qt_pager(rn1(10, QT_DISCOURAGE)); 313. }  314.   315.  STATIC_OVL void 316. chat_with_guardian 317. {  318.  /*	These guys/gals really don't have much to say... */ 319.  	if (u.uhave.questart && Qstat(killed_nemesis)) 320. 	    qt_pager(rn1(5, QT_GUARDTALK2)); 321. 	else 322. 	    qt_pager(rn1(5, QT_GUARDTALK)); 323. }  324.   325.  STATIC_OVL void 326. prisoner_speaks (mtmp) 327. 	register struct monst *mtmp; 328. {  329.  	if (mtmp->data == &mons[PM_PRISONER] &&  330.  			(mtmp->mstrategy & STRAT_WAITMASK)) { 331. 	    /* Awaken the prisoner */ 332. 	    if (canseemon(mtmp)) 333. 	    	pline("%s speaks:", Monnam(mtmp)); 334. 	    verbalize("I'm finally free!"); 335. 	    mtmp->mstrategy &= ~STRAT_WAITMASK; 336. 	    mtmp->mpeaceful = 1; 337.  338.  	    /* Your god is happy... */ 339.  	    adjalign(3); 340.  341.  		/* ...But the guards are not */ 342. 	    (void) angry_guards(FALSE); 343. 	}  344.  	return; 345. }  346.   347.  void 348. quest_chat(mtmp) 349. 	register struct monst *mtmp; 350. {  351.      if (mtmp->m_id == Qstat(leader_m_id)) { 352. 	chat_with_leader; 353. 	return; 354.     }  355.      switch(mtmp->data->msound) { 356. 	    case MS_NEMESIS:	chat_with_nemesis; break; 357. 	    case MS_GUARDIAN:	chat_with_guardian; break; 358. 	    default:	impossible("quest_chat: Unknown quest character %s.",  359.  				   mon_nam(mtmp)); 360. 	}  361.  }  362.   363.  void 364. quest_talk(mtmp) 365. 	register struct monst *mtmp; 366. {  367.      if (mtmp->m_id == Qstat(leader_m_id)) { 368. 	leader_speaks(mtmp); 369. 	return; 370.     }  371.      switch(mtmp->data->msound) { 372. 	    case MS_NEMESIS:	nemesis_speaks; break; 373. 	    case MS_DJINNI:	prisoner_speaks(mtmp); break; 374. 	    default:		break; 375. 	}  376.  }  377.   378.  void 379. quest_stat_check(mtmp) 380. 	struct monst *mtmp; 381. {  382.      if(mtmp->data->msound == MS_NEMESIS) 383. 	Qstat(in_battle) = (mtmp->mcanmove && !mtmp->msleeping &&  384.  			    monnear(mtmp, u.ux, u.uy)); 385. }  386.   387.  /*quest.c*/