games/rogue/init.c

   1 /*
   2  * Copyright (c) 1988, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * This code is derived from software contributed to Berkeley by
   6  * Timothy C. Stoehr.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. All advertising materials mentioning features or use of this software
  17  *    must display the following acknowledgement:
  18  *      This product includes software developed by the University of
  19  *      California, Berkeley and its contributors.
  20  * 4. Neither the name of the University nor the names of its contributors
  21  *    may be used to endorse or promote products derived from this software
  22  *    without specific prior written permission.
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  34  * SUCH DAMAGE.
  35  *
  36  * @(#)init.c   8.1 (Berkeley) 5/31/93
  37  * $FreeBSD: src/games/rogue/init.c,v 1.4 1999/11/30 03:49:22 billf Exp $
  38  * $DragonFly: src/games/rogue/init.c,v 1.3 2006/09/02 19:31:07 pavalos Exp $
  39  */
  40
  41 /*
  42  * init.c
  43  *
  44  * This source herein may be modified and/or distributed by anybody who
  45  * so desires, with the following restrictions:
  46  *    1.)  No portion of this notice shall be removed.
  47  *    2.)  Credit shall not be taken for the creation of this source.
  48  *    3.)  This code is not to be traded, sold, or used for personal
  49  *         gain or profit.
  50  *
  51  */
  52
  53 #include <stdio.h>
  54 #include "rogue.h"
  55
  56 char login_name[MAX_OPT_LEN];
  57 char *nick_name = NULL;
  58 char *rest_file = 0;
  59 boolean cant_int = 0;
  60 boolean did_int = 0;
  61 boolean score_only;
  62 boolean init_curses = 0;
  63 boolean save_is_interactive = 1;
  64 boolean ask_quit = 1;
  65 boolean no_skull = 0;
  66 boolean passgo = 0;
  67 boolean flush = 1;
  68 const char *error_file = "rogue.esave";
  69 const char *byebye_string = "Okay, bye bye!";
  70
  71 extern char *fruit;
  72 extern char *save_file;
  73 extern short party_room;
  74 extern boolean jump;
  75
  76 static void     player_init(void);
  77 static void     do_args(int, char **);
  78 static void     do_opts(void);
  79 static void     env_get_value(char **, char *, boolean);
  80 static void     init_str(char **, const char *);
  81
  82 boolean
  83 init(int argc, char *argv[])
  84 {
  85         const char *pn;
  86         int seed;
  87
  88         pn = md_gln();
  89         if ((!pn) || (strlen(pn) >= MAX_OPT_LEN)) {
  90                 clean_up("Hey!  Who are you?");
  91         }
  92         strcpy(login_name, pn);
  93
  94         do_args(argc, argv);
  95         do_opts();
  96
  97         if (!score_only && !rest_file) {
  98                 printf("Hello %s, just a moment while I dig the dungeon...",
  99                         nick_name);
 100                 fflush(stdout);
 101         }
 102
 103         initscr();
 104         if ((LINES < DROWS) || (COLS < DCOLS)) {
 105                 clean_up("must be played on 24 x 80 screen");
 106         }
 107         start_window();
 108         init_curses = 1;
 109
 110         md_heed_signals();
 111
 112         if (score_only) {
 113                 put_scores(NULL, 0);
 114         }
 115         seed = md_gseed();
 116         srrandom(seed);
 117         if (rest_file) {
 118                 restore(rest_file);
 119                 return(1);
 120         }
 121         mix_colors();
 122         get_wand_and_ring_materials();
 123         make_scroll_titles();
 124
 125         level_objects.next_object = NULL;
 126         level_monsters.next_monster = NULL;
 127         player_init();
 128         ring_stats(0);
 129         return(0);
 130 }
 131
 132 static void
 133 player_init(void)
 134 {
 135         object *obj;
 136
 137         rogue.pack.next_object = NULL;
 138
 139         obj = alloc_object();
 140         get_food(obj, 1);
 141         add_to_pack(obj, &rogue.pack, 1);
 142
 143         obj = alloc_object();           /* initial armor */
 144         obj->what_is = ARMOR;
 145         obj->which_kind = RINGMAIL;
 146         obj->class = RINGMAIL+2;
 147         obj->is_protected = 0;
 148         obj->d_enchant = 1;
 149         add_to_pack(obj, &rogue.pack, 1);
 150         do_wear(obj);
 151
 152         obj = alloc_object();           /* initial weapons */
 153         obj->what_is = WEAPON;
 154         obj->which_kind = MACE;
 155         obj->damage = "2d3";
 156         obj->hit_enchant = obj->d_enchant = 1;
 157         obj->identified = 1;
 158         add_to_pack(obj, &rogue.pack, 1);
 159         do_wield(obj);
 160
 161         obj = alloc_object();
 162         obj->what_is = WEAPON;
 163         obj->which_kind = BOW;
 164         obj->damage = "1d2";
 165         obj->hit_enchant = 1;
 166         obj->d_enchant = 0;
 167         obj->identified = 1;
 168         add_to_pack(obj, &rogue.pack, 1);
 169
 170         obj = alloc_object();
 171         obj->what_is = WEAPON;
 172         obj->which_kind = ARROW;
 173         obj->quantity = get_rand(25, 35);
 174         obj->damage = "1d2";
 175         obj->hit_enchant = 0;
 176         obj->d_enchant = 0;
 177         obj->identified = 1;
 178         add_to_pack(obj, &rogue.pack, 1);
 179 }
 180
 181 void
 182 clean_up(const char *estr)
 183 {
 184         if (save_is_interactive) {
 185                 if (init_curses) {
 186                         move(DROWS-1, 0);
 187                         refresh();
 188                         stop_window();
 189                 }
 190                 printf("\n%s\n", estr);
 191         }
 192         md_exit(0);
 193 }
 194
 195 void
 196 start_window(void)
 197 {
 198         crmode();
 199         noecho();
 200 #ifndef BAD_NONL
 201         nonl();
 202 #endif
 203         md_control_keybord(0);
 204 }
 205
 206 void
 207 stop_window(void)
 208 {
 209         endwin();
 210         md_control_keybord(1);
 211 }
 212
 213 void
 214 byebye(void)
 215 {
 216         md_ignore_signals();
 217         if (ask_quit) {
 218                 quit(1);
 219         } else {
 220                 clean_up(byebye_string);
 221         }
 222         md_heed_signals();
 223 }
 224
 225 void
 226 onintr(void)
 227 {
 228         md_ignore_signals();
 229         if (cant_int) {
 230                 did_int = 1;
 231         } else {
 232                 check_message();
 233                 message("interrupt", 1);
 234         }
 235         md_heed_signals();
 236 }
 237
 238 void
 239 error_save(void)
 240 {
 241         save_is_interactive = 0;
 242         save_into_file(error_file);
 243         clean_up("");
 244 }
 245
 246 static void
 247 do_args(int argc, char *argv[])
 248 {
 249         short i, j;
 250
 251         for (i = 1; i < argc; i++) {
 252                 if (argv[i][0] == '-') {
 253                         for (j = 1; argv[i][j]; j++) {
 254                                 switch(argv[i][j]) {
 255                                 case 's':
 256                                         score_only = 1;
 257                                         break;
 258                                 }
 259                         }
 260                 } else {
 261                         rest_file = argv[i];
 262                 }
 263         }
 264 }
 265
 266 static void
 267 do_opts(void)
 268 {
 269         char *eptr;
 270
 271         if ((eptr = md_getenv("ROGUEOPTS"))) {
 272                 for (;;) {
 273                         while ((*eptr) == ' ') {
 274                                 eptr++;
 275                         }
 276                         if (!(*eptr)) {
 277                                 break;
 278                         }
 279                         if (!strncmp(eptr, "fruit=", 6)) {
 280                                 eptr += 6;
 281                                 env_get_value(&fruit, eptr, 1);
 282                         } else if (!strncmp(eptr, "file=", 5)) {
 283                                 eptr += 5;
 284                                 env_get_value(&save_file, eptr, 0);
 285                         } else if (!strncmp(eptr, "jump", 4)) {
 286                                 jump = 1;
 287                         } else if (!strncmp(eptr, "name=", 5)) {
 288                                 eptr += 5;
 289                                 env_get_value(&nick_name, eptr, 0);
 290                         } else if (!strncmp(eptr, "noaskquit", 9)) {
 291                                 ask_quit = 0;
 292                         } else if (!strncmp(eptr, "noskull", 7) ||
 293                                         !strncmp(eptr,"notomb", 6)) {
 294                                 no_skull = 1;
 295                         } else if (!strncmp(eptr, "passgo", 6)) {
 296                                 passgo = 1;
 297                         } else if (!strncmp(eptr, "noflush", 7)) {
 298                                 flush = 0;
 299                         }
 300                         while ((*eptr) && (*eptr != ',')) {
 301                                 eptr++;
 302                         }
 303                         if (!(*(eptr++))) {
 304                                 break;
 305                         }
 306                 }
 307         }
 308         /* If some strings have not been set through ROGUEOPTS, assign defaults
 309          * to them so that the options editor has data to work with.
 310          */
 311         init_str(&nick_name, login_name);
 312         init_str(&save_file, "rogue.save");
 313         init_str(&fruit, "slime-mold");
 314 }
 315
 316 static void
 317 env_get_value(char **s, char *e, boolean add_blank)
 318 {
 319         short i = 0;
 320         const char *t;
 321
 322         t = e;
 323
 324         while ((*e) && (*e != ',')) {
 325                 if (*e == ':') {
 326                         *e = ';';               /* ':' reserved for score file purposes */
 327                 }
 328                 e++;
 329                 if (++i >= MAX_OPT_LEN) {
 330                         break;
 331                 }
 332         }
 333         *s = md_malloc(MAX_OPT_LEN + 2);
 334         strncpy(*s, t, i);
 335         if (add_blank) {
 336                 (*s)[i++] = ' ';
 337         }
 338         (*s)[i] = '\0';
 339 }
 340
 341 static void
 342 init_str(char **str, const char *dflt)
 343 {
 344         if (!(*str)) {
 345                 *str = md_malloc(MAX_OPT_LEN + 2);
 346                 strcpy(*str, dflt);
 347         }
 348 }