1 /* $NetBSD: hack.wield.c,v 1.6 2003/04/02 18:36:41 jsm 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 <sys/cdefs.h> 65 #ifndef lint 66 __RCSID("$NetBSD: hack.wield.c,v 1.6 2003/04/02 18:36:41 jsm Exp $"); 67 #endif /* not lint */ 68 69 #include "hack.h" 70 #include "extern.h" 71 72 void 73 setuwep(obj) 74 struct obj *obj; 75 { 76 setworn(obj, W_WEP); 77 } 78 79 int 80 dowield() 81 { 82 struct obj *wep; 83 int res = 0; 84 85 multi = 0; 86 if (!(wep = getobj("#-)", "wield"))) /* nothing */ 87 ; 88 else if (uwep == wep) 89 pline("You are already wielding that!"); 90 else if (uwep && uwep->cursed) 91 pline("The %s welded to your hand!", 92 aobjnam(uwep, "are")); 93 else if (wep == &zeroobj) { 94 if (uwep == 0) { 95 pline("You are already empty handed."); 96 } else { 97 setuwep((struct obj *) 0); 98 res++; 99 pline("You are empty handed."); 100 } 101 } else if (uarms && wep->otyp == TWO_HANDED_SWORD) 102 pline("You cannot wield a two-handed sword and wear a shield."); 103 else if (wep->owornmask & (W_ARMOR | W_RING)) 104 pline("You cannot wield that!"); 105 else { 106 setuwep(wep); 107 res++; 108 if (uwep->cursed) 109 pline("The %s %s to your hand!", 110 aobjnam(uwep, "weld"), 111 (uwep->quan == 1) ? "itself" : "themselves"); /* a3 */ 112 else 113 prinv(uwep); 114 } 115 return (res); 116 } 117 118 void 119 corrode_weapon() 120 { 121 if (!uwep || uwep->olet != WEAPON_SYM) 122 return; /* %% */ 123 if (uwep->rustfree) 124 pline("Your %s not affected.", aobjnam(uwep, "are")); 125 else { 126 pline("Your %s!", aobjnam(uwep, "corrode")); 127 uwep->spe--; 128 } 129 } 130 131 int 132 chwepon(otmp, amount) 133 struct obj *otmp; 134 int amount; 135 { 136 const char *color = (amount < 0) ? "black" : "green"; 137 const char *time; 138 if (!uwep || uwep->olet != WEAPON_SYM) { 139 strange_feeling(otmp, 140 (amount > 0) ? "Your hands twitch." 141 : "Your hands itch."); 142 return (0); 143 } 144 if (uwep->otyp == WORM_TOOTH && amount > 0) { 145 uwep->otyp = CRYSKNIFE; 146 pline("Your weapon seems sharper now."); 147 uwep->cursed = 0; 148 return (1); 149 } 150 if (uwep->otyp == CRYSKNIFE && amount < 0) { 151 uwep->otyp = WORM_TOOTH; 152 pline("Your weapon looks duller now."); 153 return (1); 154 } 155 /* there is a (soft) upper limit to uwep->spe */ 156 if (amount > 0 && uwep->spe > 5 && rn2(3)) { 157 pline("Your %s violently green for a while and then evaporate%s.", 158 aobjnam(uwep, "glow"), plur(uwep->quan)); 159 while (uwep) /* let all of them disappear */ 160 /* note: uwep->quan = 1 is nogood if unpaid */ 161 useup(uwep); 162 return (1); 163 } 164 if (!rn2(6)) 165 amount *= 2; 166 time = (amount * amount == 1) ? "moment" : "while"; 167 pline("Your %s %s for a %s.", 168 aobjnam(uwep, "glow"), color, time); 169 uwep->spe += amount; 170 if (amount > 0) 171 uwep->cursed = 0; 172 return (1); 173 } 174