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
  58 char login_name[MAX_OPT_LEN];
  59 char *nick_name = NULL;
  60 char *rest_file = NULL;
  61 boolean cant_int = 0;
  62 boolean did_int = 0;
  63 boolean score_only;
  64 boolean init_curses = 0;
  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 extern char *fruit;
  74 extern char *save_file;
  75 extern short party_room;
  76 extern boolean jump;
  77
  78 boolean
  79 init(int argc, char *argv[])
  80 {
  81         const char *pn;
  82
  83         pn = md_gln();
  84         if ((!pn) || (strlen(pn) >= MAX_OPT_LEN)) {
  85                 clean_up("Hey!  Who are you?");
  86         }
  87         strcpy(login_name, pn);
  88
  89         do_args(argc, argv);
  90         do_opts();
  91
  92         if (!score_only && !rest_file) {
  93                 printf("Hello %s, just a moment while I dig the dungeon...",
  94                         nick_name);
  95                 fflush(stdout);
  96         }
  97
  98         initscr();
  99         if ((LINES < DROWS) || (COLS < DCOLS)) {
 100                 clean_up("must be played on 24 x 80 screen");
 101         }
 102         start_window();
 103         init_curses = 1;
 104
 105         md_heed_signals();
 106
 107         if (score_only) {
 108                 put_scores(NULL, 0);
 109         }
 110         srandomdev();
 111         if (rest_file) {
 112                 restore(rest_file);
 113                 return(1);
 114         }
 115         mix_colors();
 116         get_wand_and_ring_materials();
 117         make_scroll_titles();
 118
 119         level_objects.next_object = NULL;
 120         level_monsters.next_monster = NULL;
 121         player_init();
 122         ring_stats(0);
 123         return(0);
 124 }
 125
 126 static void
 127 player_init(void)
 128 {
 129         object *obj;
 130
 131         rogue.pack.next_object = NULL;
 132
 133         obj = alloc_object();
 134         get_food(obj, 1);
 135         add_to_pack(obj, &rogue.pack, 1);
 136
 137         obj = alloc_object();           /* initial armor */
 138         obj->what_is = ARMOR;
 139         obj->which_kind = RINGMAIL;
 140         obj->class = RINGMAIL+2;
 141         obj->is_protected = 0;
 142         obj->d_enchant = 1;
 143         add_to_pack(obj, &rogue.pack, 1);
 144         do_wear(obj);
 145
 146         obj = alloc_object();           /* initial weapons */
 147         obj->what_is = WEAPON;
 148         obj->which_kind = MACE;
 149         obj->damage = "2d3";
 150         obj->hit_enchant = obj->d_enchant = 1;
 151         obj->identified = 1;
 152         add_to_pack(obj, &rogue.pack, 1);
 153         do_wield(obj);
 154
 155         obj = alloc_object();
 156         obj->what_is = WEAPON;
 157         obj->which_kind = BOW;
 158         obj->damage = "1d2";
 159         obj->hit_enchant = 1;
 160         obj->d_enchant = 0;
 161         obj->identified = 1;
 162         add_to_pack(obj, &rogue.pack, 1);
 163
 164         obj = alloc_object();
 165         obj->what_is = WEAPON;
 166         obj->which_kind = ARROW;
 167         obj->quantity = get_rand(25, 35);
 168         obj->damage = "1d2";
 169         obj->hit_enchant = 0;
 170         obj->d_enchant = 0;
 171         obj->identified = 1;
 172         add_to_pack(obj, &rogue.pack, 1);
 173 }
 174
 175 void
 176 clean_up(const char *estr)
 177 {
 178         if (save_is_interactive) {
 179                 if (init_curses) {
 180                         move(DROWS-1, 0);
 181                         refresh();
 182                         stop_window();
 183                 }
 184                 printf("\n%s\n", estr);
 185         }
 186         md_exit(0);
 187 }
 188
 189 void
 190 start_window(void)
 191 {
 192         cbreak();
 193         noecho();
 194 #ifndef BAD_NONL
 195         nonl();
 196 #endif
 197         md_control_keybord(0);
 198 }
 199
 200 void
 201 stop_window(void)
 202 {
 203         endwin();
 204         md_control_keybord(1);
 205 }
 206
 207 void
 208 byebye(__unused int sig)
 209 {
 210         md_ignore_signals();
 211         if (ask_quit) {
 212                 quit(1);
 213         } else {
 214                 clean_up(byebye_string);
 215         }
 216         md_heed_signals();
 217 }
 218
 219 void
 220 onintr(__unused int sig)
 221 {
 222         md_ignore_signals();
 223         if (cant_int) {
 224                 did_int = 1;
 225         } else {
 226                 check_message();
 227                 message("interrupt", 1);
 228         }
 229         md_heed_signals();
 230 }
 231
 232 void
 233 error_save(__unused int sig)
 234 {
 235         save_is_interactive = 0;
 236         save_into_file(error_file);
 237         clean_up("");
 238 }
 239
 240 static void
 241 do_args(int argc, char *argv[])
 242 {
 243         short i, j;
 244
 245         for (i = 1; i < argc; i++) {
 246                 if (argv[i][0] == '-') {
 247                         for (j = 1; argv[i][j]; j++) {
 248                                 switch(argv[i][j]) {
 249                                 case 's':
 250                                         score_only = 1;
 251                                         break;
 252                                 }
 253                         }
 254                 } else {
 255                         rest_file = argv[i];
 256                 }
 257         }
 258 }
 259
 260 static void
 261 do_opts(void)
 262 {
 263         char *eptr;
 264
 265         if ((eptr = md_getenv("ROGUEOPTS")) != NULL) {
 266                 for (;;) {
 267                         while ((*eptr) == ' ') {
 268                                 eptr++;
 269                         }
 270                         if (!(*eptr)) {
 271                                 break;
 272                         }
 273                         if (!strncmp(eptr, "fruit=", 6)) {
 274                                 eptr += 6;
 275                                 env_get_value(&fruit, eptr, 1);
 276                         } else if (!strncmp(eptr, "file=", 5)) {
 277                                 eptr += 5;
 278                                 env_get_value(&save_file, eptr, 0);
 279                         } else if (!strncmp(eptr, "jump", 4)) {
 280                                 jump = 1;
 281                         } else if (!strncmp(eptr, "name=", 5)) {
 282                                 eptr += 5;
 283                                 env_get_value(&nick_name, eptr, 0);
 284                         } else if (!strncmp(eptr, "noaskquit", 9)) {
 285                                 ask_quit = 0;
 286                         } else if (!strncmp(eptr, "noskull", 7) ||
 287                                         !strncmp(eptr,"notomb", 6)) {
 288                                 no_skull = 1;
 289                         } else if (!strncmp(eptr, "passgo", 6)) {
 290                                 passgo = 1;
 291                         } else if (!strncmp(eptr, "noflush", 7)) {
 292                                 flush = 0;
 293                         }
 294                         while ((*eptr) && (*eptr != ',')) {
 295                                 eptr++;
 296                         }
 297                         if (!(*(eptr++))) {
 298                                 break;
 299                         }
 300                 }
 301         }
 302         /* If some strings have not been set through ROGUEOPTS, assign defaults
 303          * to them so that the options editor has data to work with.
 304          */
 305         init_str(&nick_name, login_name);
 306         init_str(&save_file, "rogue.save");
 307         init_str(&fruit, "slime-mold");
 308 }
 309
 310 static void
 311 env_get_value(char **s, char *e, boolean add_blank)
 312 {
 313         short i = 0;
 314         const char *t;
 315
 316         t = e;
 317
 318         while ((*e) && (*e != ',')) {
 319                 if (*e == ':') {
 320                         *e = ';';               /* ':' reserved for score file purposes */
 321                 }
 322                 e++;
 323                 if (++i >= MAX_OPT_LEN) {
 324                         break;
 325                 }
 326         }
 327         /* note: edit_opts() in room.c depends on this being the right size */
 328         *s = md_malloc(MAX_OPT_LEN + 2);
 329         strncpy(*s, t, i);
 330         if (add_blank) {
 331                 (*s)[i++] = ' ';
 332         }
 333         (*s)[i] = '\0';
 334 }
 335
 336 static void
 337 init_str(char **str, const char *dflt)
 338 {
 339         if (!(*str)) {
 340                 /* note: edit_opts() in room.c depends on this size */
 341                 *str = md_malloc(MAX_OPT_LEN + 2);
 342                 strcpy(*str, dflt);
 343         }
 344 }