1 /* $OpenBSD: hack.cmd.c,v 1.9 2016/01/09 18:33:15 mestre 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 <ctype.h> 65 66 #include "def.func_tab.h" 67 #include "hack.h" 68 69 struct func_tab cmdlist[]={ 70 { '\020', doredotopl }, 71 { '\022', doredraw }, 72 { '\024', dotele }, 73 #ifdef SUSPEND 74 { '\032', dosuspend }, 75 #endif /* SUSPEND */ 76 { 'a', doapply }, 77 /* 'A' : UNUSED */ 78 /* 'b', 'B' : go sw */ 79 { 'c', ddocall }, 80 { 'C', do_mname }, 81 { 'd', dodrop }, 82 { 'D', doddrop }, 83 { 'e', doeat }, 84 { 'E', doengrave }, 85 /* 'f', 'F' : multiple go (might become 'fight') */ 86 /* 'g', 'G' : UNUSED */ 87 /* 'h', 'H' : go west */ 88 { 'I', dotypeinv }, /* Robert Viduya */ 89 { 'i', ddoinv }, 90 /* 'j', 'J', 'k', 'K', 'l', 'L', 'm', 'M', 'n', 'N' : move commands */ 91 /* 'o', doopen, */ 92 { 'O', doset }, 93 { 'p', dopay }, 94 { 'P', dowearring }, 95 { 'q', dodrink }, 96 { 'Q', done2 }, 97 { 'r', doread }, 98 { 'R', doremring }, 99 { 's', dosearch }, 100 { 'S', dosave }, 101 { 't', dothrow }, 102 { 'T', doremarm }, 103 /* 'u', 'U' : go ne */ 104 { 'v', doversion }, 105 /* 'V' : UNUSED */ 106 { 'w', dowield }, 107 { 'W', doweararm }, 108 /* 'x', 'X' : UNUSED */ 109 /* 'y', 'Y' : go nw */ 110 { 'z', dozap }, 111 /* 'Z' : UNUSED */ 112 { '<', doup }, 113 { '>', dodown }, 114 { '/', dowhatis }, 115 { '?', dohelp }, 116 #ifdef SHELL 117 { '!', dosh }, 118 #endif /* SHELL */ 119 { '.', donull }, 120 { ' ', donull }, 121 { ',', dopickup }, 122 { ':', dolook }, 123 { '^', doidtrap }, 124 { '\\', dodiscovered }, /* Robert Viduya */ 125 { WEAPON_SYM, doprwep }, 126 { ARMOR_SYM, doprarm }, 127 { RING_SYM, doprring }, 128 { '$', doprgold }, 129 { '#', doextcmd }, 130 { '\0', NULL } 131 }; 132 133 struct ext_func_tab extcmdlist[] = { 134 { "dip", dodip }, 135 { "pray", dopray }, 136 { NULL, donull} 137 }; 138 139 extern char quitchars[]; 140 141 static char unctrl(char); 142 143 void 144 rhack(char *cmd) 145 { 146 struct func_tab *tlist = cmdlist; 147 boolean firsttime = FALSE; 148 int res; 149 150 if(!cmd) { 151 firsttime = TRUE; 152 flags.nopick = 0; 153 cmd = parse(); 154 } 155 if(!*cmd || (*cmd & 0377) == 0377 || 156 (flags.no_rest_on_space && *cmd == ' ')){ 157 hackbell(); 158 flags.move = 0; 159 return; /* probably we just had an interrupt */ 160 } 161 if(movecmd(*cmd)) { 162 walk: 163 if(multi) flags.mv = 1; 164 domove(); 165 return; 166 } 167 if(movecmd(tolower((unsigned char)*cmd))) { 168 flags.run = 1; 169 rush: 170 if(firsttime){ 171 if(!multi) multi = COLNO; 172 u.last_str_turn = 0; 173 } 174 flags.mv = 1; 175 #ifdef QUEST 176 if(flags.run >= 4) finddir(); 177 if(firsttime){ 178 u.ux0 = u.ux + u.dx; 179 u.uy0 = u.uy + u.dy; 180 } 181 #endif /* QUEST */ 182 domove(); 183 return; 184 } 185 if((*cmd == 'f' && movecmd(cmd[1])) || movecmd(unctrl(*cmd))) { 186 flags.run = 2; 187 goto rush; 188 } 189 if(*cmd == 'F' && movecmd(tolower((unsigned char)cmd[1]))) { 190 flags.run = 3; 191 goto rush; 192 } 193 if(*cmd == 'm' && movecmd(cmd[1])) { 194 flags.run = 0; 195 flags.nopick = 1; 196 goto walk; 197 } 198 if(*cmd == 'M' && movecmd(tolower((unsigned char)cmd[1]))) { 199 flags.run = 1; 200 flags.nopick = 1; 201 goto rush; 202 } 203 #ifdef QUEST 204 if(*cmd == cmd[1] && (*cmd == 'f' || *cmd == 'F')) { 205 flags.run = 4; 206 if(*cmd == 'F') flags.run += 2; 207 if(cmd[2] == '-') flags.run += 1; 208 goto rush; 209 } 210 #endif /* QUEST */ 211 while(tlist->f_char) { 212 if(*cmd == tlist->f_char){ 213 res = (*(tlist->f_funct))(); 214 if(!res) { 215 flags.move = 0; 216 multi = 0; 217 } 218 return; 219 } 220 tlist++; 221 } 222 { char expcmd[10]; 223 char *cp = expcmd; 224 while(*cmd && cp-expcmd < sizeof(expcmd)-2) { 225 if(*cmd >= 040 && *cmd < 0177) 226 *cp++ = *cmd++; 227 else { 228 *cp++ = '^'; 229 *cp++ = *cmd++ ^ 0100; 230 } 231 } 232 *cp++ = 0; 233 pline("Unknown command '%s'.", expcmd); 234 } 235 multi = flags.move = 0; 236 } 237 238 int 239 doextcmd(void) /* here after # - now read a full-word command */ 240 { 241 char buf[BUFSZ]; 242 struct ext_func_tab *efp = extcmdlist; 243 244 pline("# "); 245 getlin(buf); 246 clrlin(); 247 if(buf[0] == '\033') 248 return(0); 249 while(efp->ef_txt) { 250 if(!strcmp(efp->ef_txt, buf)) 251 return((*(efp->ef_funct))()); 252 efp++; 253 } 254 pline("%s: unknown command.", buf); 255 return(0); 256 } 257 258 static char 259 unctrl(char sym) 260 { 261 return( (sym >= ('A' & 037) && sym <= ('Z' & 037)) ? sym + 0140 : sym ); 262 } 263 264 /* 'rogue'-like direction commands */ 265 char sdir[] = "hykulnjb><"; 266 schar xdir[10] = { -1,-1, 0, 1, 1, 1, 0,-1, 0, 0 }; 267 schar ydir[10] = { 0,-1,-1,-1, 0, 1, 1, 1, 0, 0 }; 268 schar zdir[10] = { 0, 0, 0, 0, 0, 0, 0, 0, 1,-1 }; 269 270 int 271 movecmd(char sym) /* also sets u.dz, but returns false for <> */ 272 { 273 char *dp; 274 275 u.dz = 0; 276 if(!(dp = strchr(sdir, sym))) return(0); 277 u.dx = xdir[dp-sdir]; 278 u.dy = ydir[dp-sdir]; 279 u.dz = zdir[dp-sdir]; 280 return(!u.dz); 281 } 282 283 int 284 getdir(boolean s) 285 { 286 char dirsym; 287 288 if(s) pline("In what direction?"); 289 dirsym = readchar(); 290 if(!movecmd(dirsym) && !u.dz) { 291 if(!strchr(quitchars, dirsym)) 292 pline("What a strange direction!"); 293 return(0); 294 } 295 if(Confusion && !u.dz) 296 confdir(); 297 return(1); 298 } 299 300 void 301 confdir(void) 302 { 303 int x = rn2(8); 304 u.dx = xdir[x]; 305 u.dy = ydir[x]; 306 } 307 308 #ifdef QUEST 309 void 310 finddir(void) 311 { 312 int i, ui = u.di; 313 314 for(i = 0; i <= 8; i++){ 315 if(flags.run & 1) ui++; else ui += 7; 316 ui %= 8; 317 if(i == 8){ 318 pline("Not near a wall."); 319 flags.move = multi = 0; 320 return; 321 } 322 if(!isroom(u.ux+xdir[ui], u.uy+ydir[ui])) 323 break; 324 } 325 for(i = 0; i <= 8; i++){ 326 if(flags.run & 1) ui += 7; else ui++; 327 ui %= 8; 328 if(i == 8){ 329 pline("Not near a room."); 330 flags.move = multi = 0; 331 return; 332 } 333 if(isroom(u.ux+xdir[ui], u.uy+ydir[ui])) 334 break; 335 } 336 u.di = ui; 337 u.dx = xdir[ui]; 338 u.dy = ydir[ui]; 339 } 340 341 int 342 isroom(int x, int y) 343 { /* what about POOL? */ 344 return(isok(x,y) && (levl[x][y].typ == ROOM || 345 (levl[x][y].typ >= LDOOR && flags.run >= 6))); 346 } 347 #endif /* QUEST */ 348 349 int 350 isok(int x, int y) 351 { 352 /* x corresponds to curx, so x==1 is the first column. Ach. %% */ 353 return(x >= 1 && x <= COLNO-1 && y >= 0 && y <= ROWNO-1); 354 } 355