1 /* $NetBSD: hack.cmd.c,v 1.7 2003/04/02 18:36:35 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.cmd.c,v 1.7 2003/04/02 18:36:35 jsm Exp $"); 67 #endif /* not lint */ 68 69 #include "hack.h" 70 #include "extern.h" 71 #include "def.func_tab.h" 72 73 const struct func_tab cmdlist[] = { 74 { '\020', doredotopl }, 75 { '\022', doredraw }, 76 { '\024', dotele }, 77 #ifdef SUSPEND 78 { '\032', dosuspend }, 79 #endif /* SUSPEND */ 80 { 'a', doapply }, 81 /* 'A' : UNUSED */ 82 /* 'b', 'B' : go sw */ 83 { 'c', ddocall }, 84 { 'C', do_mname }, 85 { 'd', dodrop }, 86 { 'D', doddrop }, 87 { 'e', doeat }, 88 { 'E', doengrave }, 89 /* 'f', 'F' : multiple go (might become 'fight') */ 90 /* 'g', 'G' : UNUSED */ 91 /* 'h', 'H' : go west */ 92 { 'I', dotypeinv }, /* Robert Viduya */ 93 { 'i', ddoinv }, 94 /* 'j', 'J', 'k', 'K', 'l', 'L', 'm', 'M', 'n', 'N' : move commands */ 95 /* 'o', doopen, */ 96 { 'O', doset }, 97 { 'p', dopay }, 98 { 'P', dowearring }, 99 { 'q', dodrink }, 100 { 'Q', dodone }, 101 { 'r', doread }, 102 { 'R', doremring }, 103 { 's', dosearch }, 104 { 'S', dosave }, 105 { 't', dothrow }, 106 { 'T', doremarm }, 107 /* 'u', 'U' : go ne */ 108 { 'v', doversion }, 109 /* 'V' : UNUSED */ 110 { 'w', dowield }, 111 { 'W', doweararm }, 112 /* 'x', 'X' : UNUSED */ 113 /* 'y', 'Y' : go nw */ 114 { 'z', dozap }, 115 /* 'Z' : UNUSED */ 116 { '<', doup }, 117 { '>', dodown }, 118 { '/', dowhatis }, 119 { '?', dohelp }, 120 #ifdef SHELL 121 { '!', dosh }, 122 #endif /* SHELL */ 123 { '.', donull }, 124 { ' ', donull }, 125 { ',', dopickup }, 126 { ':', dolook }, 127 { '^', doidtrap }, 128 { '\\', dodiscovered }, /* Robert Viduya */ 129 { WEAPON_SYM, doprwep }, 130 { ARMOR_SYM, doprarm }, 131 { RING_SYM, doprring }, 132 { '$', doprgold }, 133 { '#', doextcmd }, 134 { 0, 0 } 135 }; 136 137 const struct ext_func_tab extcmdlist[] = { 138 { "dip", dodip }, 139 { "pray", dopray }, 140 { (char *) 0, donull } 141 }; 142 143 void 144 rhack(cmd) 145 const char *cmd; 146 { 147 const struct func_tab *tlist = cmdlist; 148 boolean firsttime = FALSE; 149 int res; 150 151 if (!cmd) { 152 firsttime = TRUE; 153 flags.nopick = 0; 154 cmd = parse(); 155 } 156 if (!*cmd || (*cmd & 0377) == 0377 || 157 (flags.no_rest_on_space && *cmd == ' ')) { 158 bell(); 159 flags.move = 0; 160 return; /* probably we just had an interrupt */ 161 } 162 if (movecmd(*cmd)) { 163 walk: 164 if (multi) 165 flags.mv = 1; 166 domove(); 167 return; 168 } 169 if (movecmd(lowc(*cmd))) { 170 flags.run = 1; 171 rush: 172 if (firsttime) { 173 if (!multi) 174 multi = COLNO; 175 u.last_str_turn = 0; 176 } 177 flags.mv = 1; 178 #ifdef QUEST 179 if (flags.run >= 4) 180 finddir(); 181 if (firsttime) { 182 u.ux0 = u.ux + u.dx; 183 u.uy0 = u.uy + u.dy; 184 } 185 #endif /* QUEST */ 186 domove(); 187 return; 188 } 189 if ((*cmd == 'f' && movecmd(cmd[1])) || movecmd(unctrl(*cmd))) { 190 flags.run = 2; 191 goto rush; 192 } 193 if (*cmd == 'F' && movecmd(lowc(cmd[1]))) { 194 flags.run = 3; 195 goto rush; 196 } 197 if (*cmd == 'm' && movecmd(cmd[1])) { 198 flags.run = 0; 199 flags.nopick = 1; 200 goto walk; 201 } 202 if (*cmd == 'M' && movecmd(lowc(cmd[1]))) { 203 flags.run = 1; 204 flags.nopick = 1; 205 goto rush; 206 } 207 #ifdef QUEST 208 if (*cmd == cmd[1] && (*cmd == 'f' || *cmd == 'F')) { 209 flags.run = 4; 210 if (*cmd == 'F') 211 flags.run += 2; 212 if (cmd[2] == '-') 213 flags.run += 1; 214 goto rush; 215 } 216 #endif /* QUEST */ 217 while (tlist->f_char) { 218 if (*cmd == tlist->f_char) { 219 res = (*(tlist->f_funct)) (); 220 if (!res) { 221 flags.move = 0; 222 multi = 0; 223 } 224 return; 225 } 226 tlist++; 227 } 228 { 229 char expcmd[10]; 230 char *cp = expcmd; 231 while (*cmd && cp - expcmd < sizeof(expcmd) - 2) { 232 if (*cmd >= 040 && *cmd < 0177) 233 *cp++ = *cmd++; 234 else { 235 *cp++ = '^'; 236 *cp++ = *cmd++ ^ 0100; 237 } 238 } 239 *cp++ = 0; 240 pline("Unknown command '%s'.", expcmd); 241 } 242 multi = flags.move = 0; 243 } 244 245 int 246 doextcmd() 247 { /* here after # - now read a full-word 248 * command */ 249 char buf[BUFSZ]; 250 const struct ext_func_tab *efp = extcmdlist; 251 252 pline("# "); 253 getlin(buf); 254 clrlin(); 255 if (buf[0] == '\033') 256 return (0); 257 while (efp->ef_txt) { 258 if (!strcmp(efp->ef_txt, buf)) 259 return ((*(efp->ef_funct)) ()); 260 efp++; 261 } 262 pline("%s: unknown command.", buf); 263 return (0); 264 } 265 266 char 267 lowc(sym) 268 char sym; 269 { 270 return ((sym >= 'A' && sym <= 'Z') ? sym + 'a' - 'A' : sym); 271 } 272 273 char 274 unctrl(sym) 275 char sym; 276 { 277 return ((sym >= ('A' & 037) && sym <= ('Z' & 037)) ? sym + 0140 : sym); 278 } 279 280 /* 'rogue'-like direction commands */ 281 char sdir[] = "hykulnjb><"; 282 schar xdir[10] = {-1, -1, 0, 1, 1, 1, 0, -1, 0, 0}; 283 schar ydir[10] = {0, -1, -1, -1, 0, 1, 1, 1, 0, 0}; 284 schar zdir[10] = {0, 0, 0, 0, 0, 0, 0, 0, 1, -1}; 285 286 int 287 movecmd(sym) /* also sets u.dz, but returns false for <> */ 288 char sym; 289 { 290 char *dp; 291 292 u.dz = 0; 293 if (!(dp = strchr(sdir, sym))) 294 return (0); 295 u.dx = xdir[dp - sdir]; 296 u.dy = ydir[dp - sdir]; 297 u.dz = zdir[dp - sdir]; 298 return (!u.dz); 299 } 300 301 int 302 getdir(s) 303 boolean s; 304 { 305 char dirsym; 306 307 if (s) 308 pline("In what direction?"); 309 dirsym = readchar(); 310 if (!movecmd(dirsym) && !u.dz) { 311 if (!strchr(quitchars, dirsym)) 312 pline("What a strange direction!"); 313 return (0); 314 } 315 if (Confusion && !u.dz) 316 confdir(); 317 return (1); 318 } 319 320 void 321 confdir() 322 { 323 int x = rn2(8); 324 u.dx = xdir[x]; 325 u.dy = ydir[x]; 326 } 327 328 #ifdef QUEST 329 int 330 finddir() 331 { 332 int i, ui = u.di; 333 for (i = 0; i <= 8; i++) { 334 if (flags.run & 1) 335 ui++; 336 else 337 ui += 7; 338 ui %= 8; 339 if (i == 8) { 340 pline("Not near a wall."); 341 flags.move = multi = 0; 342 return (0); 343 } 344 if (!isroom(u.ux + xdir[ui], u.uy + ydir[ui])) 345 break; 346 } 347 for (i = 0; i <= 8; i++) { 348 if (flags.run & 1) 349 ui += 7; 350 else 351 ui++; 352 ui %= 8; 353 if (i == 8) { 354 pline("Not near a room."); 355 flags.move = multi = 0; 356 return (0); 357 } 358 if (isroom(u.ux + xdir[ui], u.uy + ydir[ui])) 359 break; 360 } 361 u.di = ui; 362 u.dx = xdir[ui]; 363 u.dy = ydir[ui]; 364 return 0; 365 } 366 367 int 368 isroom(x, y) 369 int x, y; 370 { /* what about POOL? */ 371 return (isok(x, y) && (levl[x][y].typ == ROOM || 372 (levl[x][y].typ >= LDOOR && flags.run >= 6))); 373 } 374 #endif /* QUEST */ 375 376 int 377 isok(x, y) 378 int x, y; 379 { 380 /* x corresponds to curx, so x==1 is the first column. Ach. %% */ 381 return (x >= 1 && x <= COLNO - 1 && y >= 0 && y <= ROWNO - 1); 382 } 383