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2 | /* |
1 | /* |
3 | * static char *rcsid_friend_c = |
2 | * This file is part of Crossfire TRT, the Roguelike Realtime MORPG. |
4 | * "$Id: friend.C,v 1.5 2006/09/10 16:00:23 root Exp $"; |
3 | * |
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4 | * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team |
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5 | * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team |
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6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
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7 | * |
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8 | * Crossfire TRT is free software: you can redistribute it and/or modify |
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9 | * it under the terms of the GNU General Public License as published by |
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10 | * the Free Software Foundation, either version 3 of the License, or |
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11 | * (at your option) any later version. |
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12 | * |
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13 | * This program is distributed in the hope that it will be useful, |
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | * GNU General Public License for more details. |
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17 | * |
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18 | * You should have received a copy of the GNU General Public License |
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19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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20 | * |
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21 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
5 | */ |
22 | */ |
6 | |
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7 | /* |
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8 | CrossFire, A Multiplayer game for X-windows |
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9 | |
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10 | Copyright (C) 2002 Mark Wedel & Crossfire Development Team |
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11 | Copyright (C) 1992 Frank Tore Johansen |
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12 | |
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13 | This program is free software; you can redistribute it and/or modify |
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14 | it under the terms of the GNU General Public License as published by |
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15 | the Free Software Foundation; either version 2 of the License, or |
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16 | (at your option) any later version. |
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17 | |
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18 | This program is distributed in the hope that it will be useful, |
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19 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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20 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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21 | GNU General Public License for more details. |
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22 | |
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23 | You should have received a copy of the GNU General Public License |
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24 | along with this program; if not, write to the Free Software |
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25 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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26 | |
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27 | The authors can be reached via e-mail at crossfire-devel@real-time.com |
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28 | */ |
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29 | |
23 | |
30 | #include <global.h> |
24 | #include <global.h> |
31 | |
25 | |
32 | /* |
26 | /* |
33 | * Add a new friendly object to the linked list of friendly objects. |
27 | * Add a new friendly object to the linked list of friendly objects. |
34 | * No checking to see if the object is already in the linked list is done. |
28 | * No checking to see if the object is already in the linked list is done. |
35 | */ |
29 | */ |
36 | |
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37 | void |
30 | void |
38 | add_friendly_object (object *op) |
31 | add_friendly_object (object *op) |
39 | { |
32 | { |
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33 | op->flag [FLAG_FRIENDLY] = 1; |
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34 | |
40 | objectlink *ol; |
35 | objectlink *ol; |
41 | |
36 | |
42 | /* Add some error checking. This shouldn't happen, but the friendly |
37 | /* Add some error checking. This shouldn't happen, but the friendly |
43 | * object list usually isn't very long, and remove_friendly_object |
38 | * object list usually isn't very long, and remove_friendly_object |
44 | * won't remove it either. Plus, it is easier to put a breakpoint in |
39 | * won't remove it either. Plus, it is easier to put a breakpoint in |
45 | * the debugger here and see where the problem is happening. |
40 | * the debugger here and see where the problem is happening. |
46 | */ |
41 | */ |
47 | for (ol = first_friendly_object; ol != NULL; ol = ol->next) |
42 | for (ol = first_friendly_object; ol; ol = ol->next) |
48 | { |
43 | { |
49 | if (ol->ob == op) |
44 | if (ol->ob == op) |
50 | { |
45 | { |
51 | LOG (llevError, "add_friendly_object: Trying to add object already on list (%s)\n", &op->name); |
46 | LOG (llevError | logBacktrace, "add_friendly_object: Trying to add object already on list (%s)\n", &op->name); |
52 | return; |
47 | return; |
53 | } |
48 | } |
54 | } |
49 | } |
55 | |
50 | |
56 | ol = first_friendly_object; |
51 | ol = first_friendly_object; |
57 | first_friendly_object = get_objectlink (); |
52 | first_friendly_object = get_objectlink (); |
58 | first_friendly_object->ob = op; |
53 | first_friendly_object->ob = op; |
59 | first_friendly_object->id = op->count; |
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60 | first_friendly_object->next = ol; |
54 | first_friendly_object->next = ol; |
61 | } |
55 | } |
62 | |
56 | |
63 | /* |
57 | /* |
64 | * Removes the specified object from the linked list of friendly objects. |
58 | * Removes the specified object from the linked list of friendly objects. |
65 | */ |
59 | */ |
66 | |
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67 | void |
60 | void |
68 | remove_friendly_object (object *op) |
61 | remove_friendly_object (object *op) |
69 | { |
62 | { |
70 | objectlink *obj; |
63 | objectlink *obj; |
71 | |
64 | |
72 | CLEAR_FLAG (op, FLAG_FRIENDLY); |
65 | CLEAR_FLAG (op, FLAG_FRIENDLY); |
73 | |
66 | |
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67 | if (op->type == GOLEM |
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68 | && op->owner |
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69 | && op->owner->contr |
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70 | && op->owner->contr->golem == op) |
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71 | op->owner->contr->golem = 0; |
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72 | |
74 | if (!first_friendly_object) |
73 | if (!first_friendly_object) |
75 | { |
74 | { |
76 | LOG (llevError, "remove_friendly_object called with empty friendly list, remove ob=%s\n", &op->name); |
75 | LOG (llevError, "remove_friendly_object called with empty friendly list, remove ob=%s\n", &op->name); |
77 | return; |
76 | return; |
78 | } |
77 | } |
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78 | |
79 | /* if the first object happens to be the one, processing is pretty |
79 | /* if the first object happens to be the one, processing is pretty |
80 | * easy. |
80 | * easy. |
81 | */ |
81 | */ |
82 | if (first_friendly_object->ob == op) |
82 | if (first_friendly_object->ob == op) |
83 | { |
83 | { |
84 | obj = first_friendly_object; |
84 | obj = first_friendly_object; |
85 | first_friendly_object = obj->next; |
85 | first_friendly_object = obj->next; |
86 | free (obj); |
86 | delete obj; |
87 | } |
87 | } |
88 | else |
88 | else |
89 | { |
89 | { |
90 | objectlink *prev = first_friendly_object; |
90 | objectlink *prev = first_friendly_object; |
91 | |
91 | |
92 | for (obj = first_friendly_object->next; obj != NULL; obj = obj->next) |
92 | for (obj = first_friendly_object->next; obj; obj = obj->next) |
93 | { |
93 | { |
94 | if (obj->ob == op) |
94 | if (obj->ob == op) |
95 | break; |
95 | break; |
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96 | |
96 | prev = obj; |
97 | prev = obj; |
97 | } |
98 | } |
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99 | |
98 | if (obj) |
100 | if (obj) |
99 | { |
101 | { |
100 | /* This should not happen. But if it does, presumably the |
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101 | * call to remove it is still valid. |
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102 | */ |
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103 | if (obj->id != op->count) |
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104 | { |
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105 | LOG (llevError, "remove_friendly_object, tags do no match, %s, %d != %d\n", |
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106 | op->name ? (const char *) op->name : "none", op->count, obj->id); |
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107 | } |
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108 | prev->next = obj->next; |
102 | prev->next = obj->next; |
109 | free (obj); |
103 | delete obj; |
110 | } |
104 | } |
111 | } |
105 | } |
112 | } |
106 | } |
113 | |
107 | |
114 | /* |
108 | /* |
115 | * Dumps all friendly objects. Invoked in DM-mode with the G key. |
109 | * Dumps all friendly objects. |
116 | */ |
110 | */ |
117 | |
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118 | void |
111 | void |
119 | dump_friendly_objects (void) |
112 | dump_friendly_objects (void) |
120 | { |
113 | { |
121 | objectlink *ol; |
114 | objectlink *ol; |
122 | |
115 | |
123 | for (ol = first_friendly_object; ol != NULL; ol = ol->next) |
116 | for (ol = first_friendly_object; ol; ol = ol->next) |
124 | LOG (llevError, "%s (%d)\n", &ol->ob->name, ol->ob->count); |
117 | LOG (llevError, "%s (%d)\n", &ol->ob->name, ol->ob->count); |
125 | } |
118 | } |
126 | |
119 | |
127 | /* New function, MSW 2000-1-14 |
120 | /* New function, MSW 2000-1-14 |
128 | * It traverses the friendly list removing objects that should not be here |
121 | * It traverses the friendly list removing objects that should not be here |
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132 | clean_friendly_list (void) |
125 | clean_friendly_list (void) |
133 | { |
126 | { |
134 | objectlink *obj, *prev = NULL, *next; |
127 | objectlink *obj, *prev = NULL, *next; |
135 | int count = 0; |
128 | int count = 0; |
136 | |
129 | |
137 | for (obj = first_friendly_object; obj != NULL; obj = next) |
130 | for (obj = first_friendly_object; obj; obj = next) |
138 | { |
131 | { |
139 | next = obj->next; |
132 | next = obj->next; |
140 | if (QUERY_FLAG (obj->ob, FLAG_FREED) || !QUERY_FLAG (obj->ob, FLAG_FRIENDLY) || (obj->id != obj->ob->count)) |
133 | if (QUERY_FLAG (obj->ob, FLAG_FREED) || !QUERY_FLAG (obj->ob, FLAG_FRIENDLY)) |
141 | { |
134 | { |
142 | if (prev) |
135 | if (prev) |
143 | { |
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144 | prev->next = obj->next; |
136 | prev->next = obj->next; |
145 | } |
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146 | else |
137 | else |
147 | { |
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148 | first_friendly_object = obj->next; |
138 | first_friendly_object = obj->next; |
149 | } |
139 | |
150 | count++; |
140 | count++; |
151 | free (obj); |
141 | delete obj; |
152 | } |
142 | } |
153 | /* If we removed the object, then prev is still valid. */ |
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154 | else |
143 | else |
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144 | /* If we removed the object, then prev is still valid. */ |
155 | prev = obj; |
145 | prev = obj; |
156 | } |
146 | } |
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147 | |
157 | if (count) |
148 | if (count) |
158 | LOG (llevDebug, "clean_friendly_list: Removed %d bogus links\n", count); |
149 | LOG (llevDebug, "clean_friendly_list: Removed %d bogus links\n", count); |
159 | } |
150 | } |
160 | |
151 | |
161 | /* Checks if the given object is already in the friendly list or not |
152 | /* Checks if the given object is already in the friendly list or not |
… | |
… | |
164 | int |
155 | int |
165 | is_friendly (const object *op) |
156 | is_friendly (const object *op) |
166 | { |
157 | { |
167 | objectlink *ol; |
158 | objectlink *ol; |
168 | |
159 | |
169 | for (ol = first_friendly_object; ol != NULL; ol = ol->next) |
160 | for (ol = first_friendly_object; ol; ol = ol->next) |
170 | if (ol->ob == op) |
161 | if (ol->ob == op) |
171 | return 1; |
162 | return 1; |
172 | |
163 | |
173 | return 0; |
164 | return 0; |
174 | } |
165 | } |
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166 | |