xref: /dragonfly/games/rogue/init.c (revision 3536f98c1c75c45bd29f481cf18b0f90cea395f7)
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
init(int argc,char * argv[])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
player_init(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
clean_up(const char * estr)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
start_window(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
stop_window(void)196 stop_window(void)
197 {
198           endwin();
199           md_control_keybord(1);
200 }
201 
202 void
byebye(__unused int sig)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
onintr(__unused int sig)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
error_save(__unused int sig)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
do_args(int argc,char * argv[])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
do_opts(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
env_get_value(char ** s,char * e,boolean add_blank)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
init_str(char ** str,const char * dflt)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 }
344