annotate rogue5/move.c @ 221:71cb5b647f2b

Rogue V5: remove troublesome automatic platform detection. configure.ac used AC_CANONICAL_SYSTEM to guess the GNU system description triplets. The target description was substituted into the Makefile and formatted into the filename for the binary distribution tarball. But 'target' is only intended for cross-compilers. 'host_os' might have been a better choice. The tarball filename can still be changed manually, by running make with an argument of 'DESTSYS=systemname'. Cross-compiling may be more difficult now, but I am not certain that it worked properly previously, and due to pending autoconf changes, it was likely to break anyway. The top-level config.guess and config.sub are no longer needed, but they may reappear if better support for cross-compilation is added.
author John "Elwin" Edwards
date Fri, 12 Feb 2016 14:25:47 -0500
parents f502bf60e6e4
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
33
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
1 /*
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
2 * hero movement commands
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
3 *
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
4 * @(#)move.c 4.49 (Berkeley) 02/05/99
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
5 *
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
6 * Rogue: Exploring the Dungeons of Doom
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
7 * Copyright (C) 1980-1983, 1985, 1999 Michael Toy, Ken Arnold and Glenn Wichman
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
8 * All rights reserved.
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
9 *
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
10 * See the file LICENSE.TXT for full copyright and licensing information.
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
11 */
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
12
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
13 #include <curses.h>
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
14 #include <ctype.h>
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
15 #include "rogue.h"
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
16
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
17 /*
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
18 * used to hold the new hero position
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
19 */
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
20
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
21
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
22 /*
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
23 * do_run:
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
24 * Start the hero running
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
25 */
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
26
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
27 void
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
28 do_run(int ch)
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
29 {
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
30 running = TRUE;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
31 after = FALSE;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
32 runch = ch;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
33 }
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
34
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
35 /*
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
36 * do_move:
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
37 * Check to see that a move is legal. If it is handle the
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
38 * consequences (fighting, picking up, etc.)
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
39 */
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
40
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
41 void
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
42 do_move(int dy, int dx)
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
43 {
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
44 int ch, fl;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
45 coord nh;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
46
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
47 firstmove = FALSE;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
48 if (no_move)
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
49 {
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
50 no_move--;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
51 msg("you are still stuck in the bear trap");
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
52 return;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
53 }
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
54 /*
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
55 * Do a confused move (maybe)
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
56 */
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
57 if (on(player, ISHUH) && rnd(5) != 0)
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
58 {
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
59 nh = rndmove(&player);
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
60 if (ce(nh, hero))
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
61 {
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
62 after = FALSE;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
63 running = FALSE;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
64 to_death = FALSE;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
65 return;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
66 }
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
67 }
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
68 else
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
69 {
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
70 over:
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
71 nh.y = hero.y + dy;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
72 nh.x = hero.x + dx;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
73 }
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
74
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
75 /*
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
76 * Check if he tried to move off the screen or make an illegal
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
77 * diagonal move, and stop him if he did.
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
78 */
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
79 if (nh.x < 0 || nh.x >= NUMCOLS || nh.y <= 0 || nh.y >= NUMLINES - 1)
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
80 goto hit_bound;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
81 if (!diag_ok(&hero, &nh))
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
82 {
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
83 after = FALSE;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
84 running = FALSE;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
85 return;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
86 }
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
87 if (running && ce(hero, nh))
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
88 after = running = FALSE;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
89 fl = flat(nh.y, nh.x);
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
90 ch = winat(nh.y, nh.x);
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
91 if (!(fl & F_REAL) && ch == FLOOR)
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
92 {
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
93 if (!on(player, ISLEVIT))
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
94 {
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
95 chat(nh.y, nh.x) = ch = TRAP;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
96 flat(nh.y, nh.x) |= F_REAL;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
97 }
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
98 }
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
99 else if (on(player, ISHELD) && ch != 'F')
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
100 {
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
101 msg("you are being held");
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
102 return;
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
103 }
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
104 switch (ch)
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
105 {
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
106 case ' ':
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
107 case '|':
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
108 case '-':
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
elwin
parents: