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Source:NetHack 3.0.0/worn.c

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Below is the full text to worn.c from the source code of NetHack 3.0.0. To link to a particular line, write [[NetHack 3.0.0/worn.c#line123]], for example.

Warning! This is the source code from an old release. For the latest release, see Source code

The NetHack General Public License applies to screenshots, source code and other content from NetHack.
1.    /*	SCCS Id: @(#)worn.c	3.0	88/12/23
2.    /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
3.    /* NetHack may be freely redistributed.  See license for details. */
4.    
5.    #include "hack.h"
6.    
7.    static const char crispy[] = "The flames of Hell burn you to a crisp.";
8.    static void set_armor_intrinsic P((struct obj *,boolean));
9.    
10.   const struct worn {
11.   	long w_mask;
12.   	struct obj **w_obj;
13.   } worn[] = {
14.   	{ W_ARM, &uarm },
15.   	{ W_ARMC, &uarmc },
16.   	{ W_ARMH, &uarmh },
17.   	{ W_ARMS, &uarms },
18.   	{ W_ARMG, &uarmg },
19.   	{ W_ARMF, &uarmf },
20.   #ifdef SHIRT
21.   	{ W_ARMU, &uarmu },
22.   #endif
23.   	{ W_RINGL, &uleft },
24.   	{ W_RINGR, &uright },
25.   	{ W_WEP, &uwep },
26.   	{ W_AMUL, &uamul },
27.   	{ W_TOOL, &ublindf },
28.   	{ W_BALL, &uball },
29.   	{ W_CHAIN, &uchain },
30.   	{ 0, 0 }
31.   };
32.   
33.   void
34.   setworn(obj, mask)
35.   register struct obj *obj;
36.   long mask;
37.   {
38.   	register struct worn *wp;
39.   	register struct obj *oobj;
40.   
41.   	for(wp = worn; wp->w_mask; wp++) if(wp->w_mask & mask) {
42.   		oobj = *(wp->w_obj);
43.   		if(oobj && !(oobj->owornmask & wp->w_mask))
44.   			impossible("Setworn: mask = %ld.", wp->w_mask);
45.   		if(oobj) {
46.   		    oobj->owornmask &= ~wp->w_mask;
47.   		    /* leave as "x = x <op> y", here and below, for broken
48.   		     * compilers */
49.   		    u.uprops[objects[oobj->otyp].oc_oprop].p_flgs = 
50.   			    u.uprops[objects[oobj->otyp].oc_oprop].p_flgs & 
51.   				~wp->w_mask;
52.   		    set_armor_intrinsic(oobj, 0);
53.   		}
54.   		*(wp->w_obj) = obj;
55.   		if(obj) {
56.   		    obj->owornmask |= wp->w_mask;
57.   		    u.uprops[objects[obj->otyp].oc_oprop].p_flgs = 
58.   			    u.uprops[objects[obj->otyp].oc_oprop].p_flgs | 
59.   				wp->w_mask;
60.   		    set_armor_intrinsic(obj, 1);
61.   		}
62.   	}
63.   	/* A kludge to solve the problem of someone gaining fire resistance
64.   	 * only from an item, then entering Hell and removing/unwielding it.
65.   	 * Checking this every time setworn gets called is a bit of an
66.   	 * overkill. --KAA
67.   	 */
68.   	if (Inhell && !Fire_resistance) {
69.   		pline(crispy);
70.   		killer = "loss of fire protection";
71.   		done("burned");
72.   		/* If we're here they survived with life saving, so put the
73.   		 * weapon they just unwielded back in their hands...
74.   		 */
75.   		if (oobj->otyp != DRAGON_SCALE_MAIL
76.   				&& oobj->otyp != RIN_FIRE_RESISTANCE
77.   #ifdef NAMED_ITEMS
78.   				&& !defends(AD_FIRE, oobj)
79.   #endif
80.   				&& oobj->corpsenm != PM_RED_DRAGON)
81.   			impossible("lost FR from a non-FR item?");
82.   		setworn(oobj, mask);
83.   	}
84.   }
85.   
86.   /* called e.g. when obj is destroyed */
87.   void
88.   setnotworn(obj)
89.   register struct obj *obj;
90.   {
91.   	register struct worn *wp;
92.   
93.   	if (!obj) return;
94.   	for(wp = worn; wp->w_mask; wp++)
95.   		if(obj == *(wp->w_obj)) {
96.   			*(wp->w_obj) = 0;
97.   			u.uprops[objects[obj->otyp].oc_oprop].p_flgs = 
98.   				u.uprops[objects[obj->otyp].oc_oprop].p_flgs & 
99.   					~wp->w_mask;
100.  			obj->owornmask &= ~wp->w_mask;
101.  			set_armor_intrinsic(obj, 0);
102.  		}
103.  	/* See comments above in setworn().  The major difference is the
104.  	 * need to check AMULET_SYM so if someone goes to Hell without
105.  	 * being fire resistant, then dies, when their amulet saves them
106.  	 * and disintegrates this code will not be triggered. --KAA
107.  	 */
108.  	if (Inhell && !Fire_resistance && obj->olet != AMULET_SYM) {
109.  		pline(crispy);
110.  		killer = "loss of fire protection";
111.  		done("burned");
112.  		/* Survived with lifesaving, etc...; there's no general way
113.  		 * to undo the setnotworn()--we can't re-wear/wield the
114.  		 * item since it might have been stolen, disintegrated, etc....
115.  		 */
116.  #if defined(WIZARD) || defined(EXPLORE_MODE)
117.  		while(1) {
118.  			/* keep doing it until they finally decide they really
119.  			 * _do_ want to die, since we can't possibly continue
120.  			 * the game from this point...
121.  			 */
122.  #endif
123.  			You("are still burning and die again...");
124.  			done("burned");
125.  #if defined(WIZARD) || defined(EXPLORE_MODE)
126.  		}
127.  #endif
128.  	}
129.  }
130.  
131.  static void
132.  set_armor_intrinsic(obj,on)
133.  register struct obj *obj;
134.  boolean on;
135.  {
136.  	long *mask;
137.  
138.  	if (obj->otyp != DRAGON_SCALE_MAIL) return;
139.  	switch(obj->corpsenm) {
140.  		case PM_GREY_DRAGON:
141.  			mask = &Antimagic;
142.  			break;
143.  		case PM_RED_DRAGON:
144.  			mask = &HFire_resistance;
145.  			break;
146.  		case PM_WHITE_DRAGON:
147.  			mask = &HCold_resistance;
148.  			break;
149.  		case PM_BLUE_DRAGON:
150.  			mask = &HShock_resistance;
151.  			break;
152.  		case PM_GREEN_DRAGON:
153.  			mask = &HPoison_resistance;
154.  			break;
155.  		case PM_ORANGE_DRAGON:
156.  			mask = &HSleep_resistance;
157.  			break;
158.  		case PM_BLACK_DRAGON:
159.  			mask = &HDisint_resistance;
160.  			break;
161.  		case PM_YELLOW_DRAGON:
162.  		default:
163.  			return;
164.  	}
165.  	if (on) *mask |= WORN_ARMOR;
166.  	else *mask &= ~WORN_ARMOR;
167.  }

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