1 /* $NetBSD: hack.cmd.c,v 1.6 2001/03/25 20:43:59 jsm Exp $ */ 2 3 /* 4 * Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. 5 */ 6 7 #include <sys/cdefs.h> 8 #ifndef lint 9 __RCSID("$NetBSD: hack.cmd.c,v 1.6 2001/03/25 20:43:59 jsm Exp $"); 10 #endif /* not lint */ 11 12 #include "hack.h" 13 #include "extern.h" 14 #include "def.func_tab.h" 15 16 const struct func_tab cmdlist[] = { 17 { '\020', doredotopl }, 18 { '\022', doredraw }, 19 { '\024', dotele }, 20 #ifdef SUSPEND 21 { '\032', dosuspend }, 22 #endif /* SUSPEND */ 23 { 'a', doapply }, 24 /* 'A' : UNUSED */ 25 /* 'b', 'B' : go sw */ 26 { 'c', ddocall }, 27 { 'C', do_mname }, 28 { 'd', dodrop }, 29 { 'D', doddrop }, 30 { 'e', doeat }, 31 { 'E', doengrave }, 32 /* 'f', 'F' : multiple go (might become 'fight') */ 33 /* 'g', 'G' : UNUSED */ 34 /* 'h', 'H' : go west */ 35 { 'I', dotypeinv }, /* Robert Viduya */ 36 { 'i', ddoinv }, 37 /* 'j', 'J', 'k', 'K', 'l', 'L', 'm', 'M', 'n', 'N' : move commands */ 38 /* 'o', doopen, */ 39 { 'O', doset }, 40 { 'p', dopay }, 41 { 'P', dowearring }, 42 { 'q', dodrink }, 43 { 'Q', dodone }, 44 { 'r', doread }, 45 { 'R', doremring }, 46 { 's', dosearch }, 47 { 'S', dosave }, 48 { 't', dothrow }, 49 { 'T', doremarm }, 50 /* 'u', 'U' : go ne */ 51 { 'v', doversion }, 52 /* 'V' : UNUSED */ 53 { 'w', dowield }, 54 { 'W', doweararm }, 55 /* 'x', 'X' : UNUSED */ 56 /* 'y', 'Y' : go nw */ 57 { 'z', dozap }, 58 /* 'Z' : UNUSED */ 59 { '<', doup }, 60 { '>', dodown }, 61 { '/', dowhatis }, 62 { '?', dohelp }, 63 #ifdef SHELL 64 { '!', dosh }, 65 #endif /* SHELL */ 66 { '.', donull }, 67 { ' ', donull }, 68 { ',', dopickup }, 69 { ':', dolook }, 70 { '^', doidtrap }, 71 { '\\', dodiscovered }, /* Robert Viduya */ 72 { WEAPON_SYM, doprwep }, 73 { ARMOR_SYM, doprarm }, 74 { RING_SYM, doprring }, 75 { '$', doprgold }, 76 { '#', doextcmd }, 77 { 0, 0 } 78 }; 79 80 const struct ext_func_tab extcmdlist[] = { 81 { "dip", dodip }, 82 { "pray", dopray }, 83 { (char *) 0, donull } 84 }; 85 86 void 87 rhack(cmd) 88 const char *cmd; 89 { 90 const struct func_tab *tlist = cmdlist; 91 boolean firsttime = FALSE; 92 int res; 93 94 if (!cmd) { 95 firsttime = TRUE; 96 flags.nopick = 0; 97 cmd = parse(); 98 } 99 if (!*cmd || (*cmd & 0377) == 0377 || 100 (flags.no_rest_on_space && *cmd == ' ')) { 101 bell(); 102 flags.move = 0; 103 return; /* probably we just had an interrupt */ 104 } 105 if (movecmd(*cmd)) { 106 walk: 107 if (multi) 108 flags.mv = 1; 109 domove(); 110 return; 111 } 112 if (movecmd(lowc(*cmd))) { 113 flags.run = 1; 114 rush: 115 if (firsttime) { 116 if (!multi) 117 multi = COLNO; 118 u.last_str_turn = 0; 119 } 120 flags.mv = 1; 121 #ifdef QUEST 122 if (flags.run >= 4) 123 finddir(); 124 if (firsttime) { 125 u.ux0 = u.ux + u.dx; 126 u.uy0 = u.uy + u.dy; 127 } 128 #endif /* QUEST */ 129 domove(); 130 return; 131 } 132 if ((*cmd == 'f' && movecmd(cmd[1])) || movecmd(unctrl(*cmd))) { 133 flags.run = 2; 134 goto rush; 135 } 136 if (*cmd == 'F' && movecmd(lowc(cmd[1]))) { 137 flags.run = 3; 138 goto rush; 139 } 140 if (*cmd == 'm' && movecmd(cmd[1])) { 141 flags.run = 0; 142 flags.nopick = 1; 143 goto walk; 144 } 145 if (*cmd == 'M' && movecmd(lowc(cmd[1]))) { 146 flags.run = 1; 147 flags.nopick = 1; 148 goto rush; 149 } 150 #ifdef QUEST 151 if (*cmd == cmd[1] && (*cmd == 'f' || *cmd == 'F')) { 152 flags.run = 4; 153 if (*cmd == 'F') 154 flags.run += 2; 155 if (cmd[2] == '-') 156 flags.run += 1; 157 goto rush; 158 } 159 #endif /* QUEST */ 160 while (tlist->f_char) { 161 if (*cmd == tlist->f_char) { 162 res = (*(tlist->f_funct)) (); 163 if (!res) { 164 flags.move = 0; 165 multi = 0; 166 } 167 return; 168 } 169 tlist++; 170 } 171 { 172 char expcmd[10]; 173 char *cp = expcmd; 174 while (*cmd && cp - expcmd < sizeof(expcmd) - 2) { 175 if (*cmd >= 040 && *cmd < 0177) 176 *cp++ = *cmd++; 177 else { 178 *cp++ = '^'; 179 *cp++ = *cmd++ ^ 0100; 180 } 181 } 182 *cp++ = 0; 183 pline("Unknown command '%s'.", expcmd); 184 } 185 multi = flags.move = 0; 186 } 187 188 int 189 doextcmd() 190 { /* here after # - now read a full-word 191 * command */ 192 char buf[BUFSZ]; 193 const struct ext_func_tab *efp = extcmdlist; 194 195 pline("# "); 196 getlin(buf); 197 clrlin(); 198 if (buf[0] == '\033') 199 return (0); 200 while (efp->ef_txt) { 201 if (!strcmp(efp->ef_txt, buf)) 202 return ((*(efp->ef_funct)) ()); 203 efp++; 204 } 205 pline("%s: unknown command.", buf); 206 return (0); 207 } 208 209 char 210 lowc(sym) 211 char sym; 212 { 213 return ((sym >= 'A' && sym <= 'Z') ? sym + 'a' - 'A' : sym); 214 } 215 216 char 217 unctrl(sym) 218 char sym; 219 { 220 return ((sym >= ('A' & 037) && sym <= ('Z' & 037)) ? sym + 0140 : sym); 221 } 222 223 /* 'rogue'-like direction commands */ 224 char sdir[] = "hykulnjb><"; 225 schar xdir[10] = {-1, -1, 0, 1, 1, 1, 0, -1, 0, 0}; 226 schar ydir[10] = {0, -1, -1, -1, 0, 1, 1, 1, 0, 0}; 227 schar zdir[10] = {0, 0, 0, 0, 0, 0, 0, 0, 1, -1}; 228 229 int 230 movecmd(sym) /* also sets u.dz, but returns false for <> */ 231 char sym; 232 { 233 char *dp; 234 235 u.dz = 0; 236 if (!(dp = strchr(sdir, sym))) 237 return (0); 238 u.dx = xdir[dp - sdir]; 239 u.dy = ydir[dp - sdir]; 240 u.dz = zdir[dp - sdir]; 241 return (!u.dz); 242 } 243 244 int 245 getdir(s) 246 boolean s; 247 { 248 char dirsym; 249 250 if (s) 251 pline("In what direction?"); 252 dirsym = readchar(); 253 if (!movecmd(dirsym) && !u.dz) { 254 if (!strchr(quitchars, dirsym)) 255 pline("What a strange direction!"); 256 return (0); 257 } 258 if (Confusion && !u.dz) 259 confdir(); 260 return (1); 261 } 262 263 void 264 confdir() 265 { 266 int x = rn2(8); 267 u.dx = xdir[x]; 268 u.dy = ydir[x]; 269 } 270 271 #ifdef QUEST 272 int 273 finddir() 274 { 275 int i, ui = u.di; 276 for (i = 0; i <= 8; i++) { 277 if (flags.run & 1) 278 ui++; 279 else 280 ui += 7; 281 ui %= 8; 282 if (i == 8) { 283 pline("Not near a wall."); 284 flags.move = multi = 0; 285 return (0); 286 } 287 if (!isroom(u.ux + xdir[ui], u.uy + ydir[ui])) 288 break; 289 } 290 for (i = 0; i <= 8; i++) { 291 if (flags.run & 1) 292 ui += 7; 293 else 294 ui++; 295 ui %= 8; 296 if (i == 8) { 297 pline("Not near a room."); 298 flags.move = multi = 0; 299 return (0); 300 } 301 if (isroom(u.ux + xdir[ui], u.uy + ydir[ui])) 302 break; 303 } 304 u.di = ui; 305 u.dx = xdir[ui]; 306 u.dy = ydir[ui]; 307 return 0; 308 } 309 310 int 311 isroom(x, y) 312 int x, y; 313 { /* what about POOL? */ 314 return (isok(x, y) && (levl[x][y].typ == ROOM || 315 (levl[x][y].typ >= LDOOR && flags.run >= 6))); 316 } 317 #endif /* QUEST */ 318 319 int 320 isok(x, y) 321 int x, y; 322 { 323 /* x corresponds to curx, so x==1 is the first column. Ach. %% */ 324 return (x >= 1 && x <= COLNO - 1 && y >= 0 && y <= ROWNO - 1); 325 } 326