1 /* $NetBSD: hack.wield.c,v 1.8 2011/07/02 02:09:08 mrg Exp $ */
2
3 /*
4 * Copyright (c) 1985, Stichting Centrum voor Wiskunde en Informatica,
5 * Amsterdam
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are
10 * met:
11 *
12 * - Redistributions of source code must retain the above copyright notice,
13 * this list of conditions and the following disclaimer.
14 *
15 * - Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * - Neither the name of the Stichting Centrum voor Wiskunde en
20 * Informatica, nor the names of its contributors may be used to endorse or
21 * promote products derived from this software without specific prior
22 * written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
25 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
26 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
27 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
28 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
29 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
30 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
31 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
32 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
33 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
34 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35 */
36
37 /*
38 * Copyright (c) 1982 Jay Fenlason <hack@gnu.org>
39 * All rights reserved.
40 *
41 * Redistribution and use in source and binary forms, with or without
42 * modification, are permitted provided that the following conditions
43 * are met:
44 * 1. Redistributions of source code must retain the above copyright
45 * notice, this list of conditions and the following disclaimer.
46 * 2. Redistributions in binary form must reproduce the above copyright
47 * notice, this list of conditions and the following disclaimer in the
48 * documentation and/or other materials provided with the distribution.
49 * 3. The name of the author may not be used to endorse or promote products
50 * derived from this software without specific prior written permission.
51 *
52 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
53 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
54 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
55 * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
56 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
57 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
58 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
59 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
60 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
61 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
62 */
63
64 #include "hack.h"
65 #include "extern.h"
66
67 void
setuwep(struct obj * obj)68 setuwep(struct obj *obj)
69 {
70 setworn(obj, W_WEP);
71 }
72
73 int
dowield(void)74 dowield(void)
75 {
76 struct obj *wep;
77 int res = 0;
78
79 multi = 0;
80 if (!(wep = getobj("#-)", "wield"))) /* nothing */
81 ;
82 else if (uwep == wep)
83 pline("You are already wielding that!");
84 else if (uwep && uwep->cursed)
85 pline("The %s welded to your hand!",
86 aobjnam(uwep, "are"));
87 else if (wep == &zeroobj) {
88 if (uwep == 0) {
89 pline("You are already empty handed.");
90 } else {
91 setuwep((struct obj *) 0);
92 res++;
93 pline("You are empty handed.");
94 }
95 } else if (uarms && wep->otyp == TWO_HANDED_SWORD)
96 pline("You cannot wield a two-handed sword and wear a shield.");
97 else if (wep->owornmask & (W_ARMOR | W_RING))
98 pline("You cannot wield that!");
99 else {
100 setuwep(wep);
101 res++;
102 if (uwep->cursed)
103 pline("The %s %s to your hand!",
104 aobjnam(uwep, "weld"),
105 (uwep->quan == 1) ? "itself" : "themselves"); /* a3 */
106 else
107 prinv(uwep);
108 }
109 return (res);
110 }
111
112 void
corrode_weapon(void)113 corrode_weapon(void)
114 {
115 if (!uwep || uwep->olet != WEAPON_SYM)
116 return; /* %% */
117 if (uwep->rustfree)
118 pline("Your %s not affected.", aobjnam(uwep, "are"));
119 else {
120 pline("Your %s!", aobjnam(uwep, "corrode"));
121 uwep->spe--;
122 }
123 }
124
125 int
chwepon(struct obj * otmp,int amount)126 chwepon(struct obj *otmp, int amount)
127 {
128 const char *color = (amount < 0) ? "black" : "green";
129 const char *stime;
130 if (!uwep || uwep->olet != WEAPON_SYM) {
131 strange_feeling(otmp,
132 (amount > 0) ? "Your hands twitch."
133 : "Your hands itch.");
134 return (0);
135 }
136 if (uwep->otyp == WORM_TOOTH && amount > 0) {
137 uwep->otyp = CRYSKNIFE;
138 pline("Your weapon seems sharper now.");
139 uwep->cursed = 0;
140 return (1);
141 }
142 if (uwep->otyp == CRYSKNIFE && amount < 0) {
143 uwep->otyp = WORM_TOOTH;
144 pline("Your weapon looks duller now.");
145 return (1);
146 }
147 /* there is a (soft) upper limit to uwep->spe */
148 if (amount > 0 && uwep->spe > 5 && rn2(3)) {
149 pline("Your %s violently green for a while and then evaporate%s.",
150 aobjnam(uwep, "glow"), plur(uwep->quan));
151 while (uwep) /* let all of them disappear */
152 /* note: uwep->quan = 1 is nogood if unpaid */
153 useup(uwep);
154 return (1);
155 }
156 if (!rn2(6))
157 amount *= 2;
158 stime = (amount * amount == 1) ? "moment" : "while";
159 pline("Your %s %s for a %s.",
160 aobjnam(uwep, "glow"), color, stime);
161 uwep->spe += amount;
162 if (amount > 0)
163 uwep->cursed = 0;
164 return (1);
165 }
166