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