2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2013, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure, Markus Armbruster
6 * Empire 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 3 of the License, or
9 * (at your option) any later version.
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.
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 * See files README, COPYING and CREDITS in the root of the source
22 * tree for related information and legal notices. It is expected
23 * that future projects/authors will amend these files as needed.
27 * retr.c: Set retreat conditionals for ships and land units
29 * Known contributors to this file:
32 * Markus Armbruster, 2008-2010
45 * Retreat flag characters
46 * 'X' means flag is not available
47 * Must agree with RET_ defines.
49 static char shp_rflagsc[] = "Xitshbdu";
50 static char lnd_rflagsc[] = "XiXXhbXX";
52 static int retreat(int);
57 return retreat(EF_SHIP);
63 return retreat(EF_LAND);
72 union empobj_storage unit;
75 char *rflagsc, *p, *name, *rpath, *what;
80 if (CANT_HAPPEN(type != EF_LAND && type != EF_SHIP))
82 rflagsc = type == EF_SHIP ? shp_rflagsc : lnd_rflagsc;
84 if (!snxtitem(&ni, type, player->argp[1], NULL))
87 if (player->argp[2] != NULL)
88 pq = getstarg(player->argp[2], "Retreat path? ", buf1);
95 fl = getstarg(player->argp[3],
96 "Retreat conditions ('?' to list available ones)? ",
101 for (i = 0; fl[i]; i++) {
108 for (j = 1; rflagsc[j]; j++) {
109 if (rflagsc[j] != 'X')
110 pr("%c\tretreat when %s\n",
112 symbol_by_value(1 << j, retreat_flags));
114 pr("c\tcancel retreat order\n");
117 p = strchr(rflagsc, ch);
119 pr("Bad retreat condition '%c'\n", fl[i]);
122 rflags |= 1 << (p - rflagsc);
124 if (*pq && !rflags) {
125 pr("Must give retreat conditions!\n");
128 if (ni.sel == NS_GROUP && ni.group)
134 while (nxtitem(&ni, &unit)) {
135 if (!player->owner || unit.gen.own == 0)
137 if (type == EF_SHIP) {
141 pr("shp# ship type x,y fl path as flt? flags\n");
143 name = mchr[unit.ship.shp_type].m_name;
144 rpath = unit.ship.shp_rpath;
145 rflagsp = &unit.ship.shp_rflags;
150 pr("lnd# unit type x,y ar path as army? flags\n");
152 name = lchr[unit.land.lnd_type].l_name;
153 rpath = unit.land.lnd_rpath;
154 rflagsp = &unit.land.lnd_rflags;
157 strncpy(rpath, pq, RET_LEN - 1);
159 put_empobj(type, unit.gen.uid, &unit);
162 pr("%3d ", unit.gen.own);
164 pr("%-16.16s ", name);
165 prxy("%4d,%-4d ", unit.gen.x, unit.gen.y);
166 pr("%1.1s", &unit.gen.group);
169 if (rflags & RET_GROUP)
173 for (j = 1; rflagsc[j]; j++) {
174 if ((1 << j) & rflags) {
175 if (CANT_HAPPEN(rflagsc[j] == 'X'))
177 pr("%c", rflagsc[j]);
182 what = type == EF_SHIP ? "ship" : "unit";
185 pr("%s: No %s(s)\n", player->argp[1], what);
187 pr("%s: No %s(s)\n", "", what);
190 pr("%d %s%s\n", nunits, what, splur(nunits));