1 /* $OpenBSD: hack.wield.c,v 1.5 2003/05/19 06:30:56 pjanzen 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 #ifndef lint 65 static const char rcsid[] = "$OpenBSD: hack.wield.c,v 1.5 2003/05/19 06:30:56 pjanzen Exp $"; 66 #endif /* not lint */ 67 68 #include "hack.h" 69 extern struct obj zeroobj; 70 71 void 72 setuwep(struct obj *obj) 73 { 74 setworn(obj, W_WEP); 75 } 76 77 int 78 dowield() 79 { 80 struct obj *wep; 81 int res = 0; 82 83 multi = 0; 84 if(!(wep = getobj("#-)", "wield"))) /* nothing */; 85 else if(uwep == wep) 86 pline("You are already wielding that!"); 87 else if(uwep && uwep->cursed) 88 pline("The %s welded to your hand!", 89 aobjnam(uwep, "are")); 90 else if(wep == &zeroobj) { 91 if(uwep == 0){ 92 pline("You are already empty handed."); 93 } else { 94 setuwep((struct obj *) 0); 95 res++; 96 pline("You are empty handed."); 97 } 98 } else if(uarms && wep->otyp == TWO_HANDED_SWORD) 99 pline("You cannot wield a two-handed sword and wear a shield."); 100 else if(wep->owornmask & (W_ARMOR | W_RING)) 101 pline("You cannot wield that!"); 102 else { 103 setuwep(wep); 104 res++; 105 if(uwep->cursed) 106 pline("The %s %s to your hand!", 107 aobjnam(uwep, "weld"), 108 (uwep->quan == 1) ? "itself" : "themselves"); /* a3 */ 109 else prinv(uwep); 110 } 111 return(res); 112 } 113 114 void 115 corrode_weapon() 116 { 117 if(!uwep || uwep->olet != WEAPON_SYM) return; /* %% */ 118 if(uwep->rustfree) 119 pline("Your %s not affected.", aobjnam(uwep, "are")); 120 else { 121 pline("Your %s!", aobjnam(uwep, "corrode")); 122 uwep->spe--; 123 } 124 } 125 126 int 127 chwepon(struct obj *otmp, int amount) 128 { 129 char *color = (amount < 0) ? "black" : "green"; 130 char *time; 131 132 if(!uwep || uwep->olet != WEAPON_SYM) { 133 strange_feeling(otmp, 134 (amount > 0) ? "Your hands twitch." 135 : "Your hands itch."); 136 return(0); 137 } 138 139 if(uwep->otyp == WORM_TOOTH && amount > 0) { 140 uwep->otyp = CRYSKNIFE; 141 pline("Your weapon seems sharper now."); 142 uwep->cursed = 0; 143 return(1); 144 } 145 146 if(uwep->otyp == CRYSKNIFE && amount < 0) { 147 uwep->otyp = WORM_TOOTH; 148 pline("Your weapon looks duller now."); 149 return(1); 150 } 151 152 /* there is a (soft) upper limit to uwep->spe */ 153 if(amount > 0 && uwep->spe > 5 && rn2(3)) { 154 pline("Your %s violently green for a while and then evaporate%s.", 155 aobjnam(uwep, "glow"), plur(uwep->quan)); 156 while(uwep) /* let all of them disappear */ 157 /* note: uwep->quan = 1 is nogood if unpaid */ 158 useup(uwep); 159 return(1); 160 } 161 if(!rn2(6)) amount *= 2; 162 time = (amount*amount == 1) ? "moment" : "while"; 163 pline("Your %s %s for a %s.", 164 aobjnam(uwep, "glow"), color, time); 165 uwep->spe += amount; 166 if(amount > 0) uwep->cursed = 0; 167 return(1); 168 } 169