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 68 setuwep(struct obj *obj) 69 { 70 setworn(obj, W_WEP); 71 } 72 73 int 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 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 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