Mercurial > hg > early-roguelike

annotate xrogue/list.c @ 215:1b73a8641b37

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
rogue4: fix most GCC5 warnings. Converting all function definitions to ANSI style accounts for most of the change. This has exposed other problems, such as daemons not actually being their stated type, that will require more careful solutions.
author John "Elwin" Edwards
date Wed, 27 Jan 2016 19:41:05 -0500
parents ce0cf824c192
children f54901b9c39b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
133
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
1 /*
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
2 list.c - Functions for dealing with linked lists of goodies
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
3
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
4 XRogue: Expeditions into the Dungeons of Doom
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
5 Copyright (C) 1991 Robert Pietkivitch
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
6 All rights reserved.
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
7
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
8 Based on "Advanced Rogue"
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
9 Copyright (C) 1984, 1985 Michael Morgan, Ken Dalka and AT&T
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
10 All rights reserved.
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
11
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
12 Based on "Rogue: Exploring the Dungeons of Doom"
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
13 Copyright (C) 1980, 1981 Michael Toy, Ken Arnold and Glenn Wichman
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
14 All rights reserved.
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
15
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
16 See the file LICENSE.TXT for full copyright and licensing information.
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
17 */
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
18
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
19 #include <stdlib.h>
135
ce0cf824c192 xrogue: add missing includes.
John "Elwin" Edwards
parents: 133
diff changeset
20 #include <string.h>
133
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
21 #include <curses.h>
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
22 #include "rogue.h"
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
23
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
24 /*
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
25 * detach:
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
26 * Takes an item out of whatever linked list it might be in
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
27 */
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
28
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
29 _detach(list, item)
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
30 register struct linked_list **list, *item;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
31 {
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
32 if (*list == item)
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
33 *list = next(item);
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
34 if (prev(item) != NULL) item->l_prev->l_next = next(item);
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
35 if (next(item) != NULL) item->l_next->l_prev = prev(item);
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
36 item->l_next = NULL;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
37 item->l_prev = NULL;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
38 }
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
39
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
40 /*
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
41 * _attach:
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
42 * add an item to the head of a list
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
43 */
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
44
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
45 _attach(list, item)
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
46 register struct linked_list **list, *item;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
47 {
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
48 if (*list != NULL)
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
49 {
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
50 item->l_next = *list;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
51 (*list)->l_prev = item;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
52 item->l_prev = NULL;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
53 }
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
54 else
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
55 {
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
56 item->l_next = NULL;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
57 item->l_prev = NULL;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
58 }
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
59
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
60 *list = item;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
61 }
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
62
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
63 /*
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
64 * o_free_list:
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
65 * Throw the whole object list away
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
66 */
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
67
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
68 _o_free_list(ptr)
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
69 register struct linked_list **ptr;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
70 {
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
71 register struct linked_list *item;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
72
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
73 while (*ptr != NULL)
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
74 {
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
75 item = *ptr;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
76 *ptr = next(item);
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
77 o_discard(item);
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
78 }
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
79 }
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
80
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
81 /*
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
82 * o_discard:
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
83 * free up an item and its object(and maybe contents)
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
84 */
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
85
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
86 o_discard(item)
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
87 register struct linked_list *item;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
88 {
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
89 register struct object *obj;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
90
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
91 obj = OBJPTR(item);
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
92 if (obj->contents != NULL)
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
93 o_free_list(obj->contents);
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490)
John "Elwin" Edwards
parents:
diff changeset
94 total -= 2;