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Import of Empire 4.2.12
[empserver] / src / lib / commands / decl.c
1 /*
2  *  Empire - A multi-player, client/server Internet based war game.
3  *  Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
4  *                           Ken Stevens, Steve McClure
5  *
6  *  This program is free software; you can redistribute it and/or modify
7  *  it under the terms of the GNU General Public License as published by
8  *  the Free Software Foundation; either version 2 of the License, or
9  *  (at your option) any later version.
10  *
11  *  This program is distributed in the hope that it will be useful,
12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  *  GNU General Public License for more details.
15  *
16  *  You should have received a copy of the GNU General Public License
17  *  along with this program; if not, write to the Free Software
18  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
19  *
20  *  ---
21  *
22  *  See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
23  *  related information and legal notices. It is expected that any future
24  *  projects/authors will amend these files as needed.
25  *
26  *  ---
27  *
28  *  decl.c: Declare war, neutrality, alliance, hostile or friendly
29  * 
30  *  Known contributors to this file:
31  *     
32  */
33
34 #include "misc.h"
35 #include "player.h"
36 #include "nat.h"
37 #include "news.h"
38 #include "file.h"
39 #include "deity.h"
40 #include "xy.h"
41 #include "nsc.h"
42 #include "commands.h"
43 #include "optlist.h"
44
45 int
46 decl(void)
47 {
48         struct  natstr  nat, *natp;
49         int     rel;
50         int     who;
51         struct  nstr_item ni;
52         s_char *p;
53         s_char  buf[1024];
54
55         if (!(p = getstarg(player->argp[1], "alliance, friendly, neutrality, hostility, or war? ", buf)))
56                 return RET_SYN;
57         switch (*p) {
58         case 'a':
59                 rel = ALLIED;
60                 break;
61         case 'f':
62                 rel = FRIENDLY;
63                 break;
64         case 'n':
65                 rel = NEUTRAL;
66                 break;
67         case 'h':
68                 rel = HOSTILE;
69                 break;
70         case 'm':
71                 if (!opt_SLOW_WAR) return RET_SYN;
72                 if (!player->god) return RET_SYN;
73                 rel = MOBILIZATION;
74                 break;
75         case 's':
76                 if (!opt_SLOW_WAR) return RET_SYN;
77                 if (!player->god) return RET_SYN;
78                 rel = SITZKRIEG;
79                 break;
80         case 'w':
81                 rel = AT_WAR;
82                 break;
83         default:
84                 pr("That's no declaration!\n");
85                 return RET_SYN;
86         }
87
88         if (!snxtitem(&ni, EF_NATION, player->argp[2]))
89                 return RET_SYN;
90         who = player->cnum;
91         if (player->god){
92                 who = natarg(player->argp[3], "for which country? ");
93                 if (who < 0) return RET_SYN;
94         }
95         if (who == 255) return RET_SYN;
96
97         natp = getnatp(who);
98         while (nxtitem(&ni, (s_char *) &nat)) {
99                 if (!(nat.nat_stat & STAT_INUSE))
100                         continue;
101                 if (player->cnum == (natid)ni.cur)
102                         continue;
103                 if (opt_HIDDEN) {
104                     if (!player->god && !getcontact(natp, ni.cur)) {
105                         pr("You haven't contacted country #%d yet\n", ni.cur);
106                         continue;
107                     }
108                 }
109                 if (getrel(natp, (natid)ni.cur) == rel)
110                         continue;
111                 setrel(who, (natid)ni.cur, rel);
112         }
113         return RET_OK;
114 }