2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2015, 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, 2008-2014
46 * Retreat flag characters
47 * 'X' means flag is not available
48 * Must agree with RET_ defines.
50 static char shp_rflagsc[] = "Xitshbdu";
51 static char lnd_rflagsc[] = "XiXXhbXX";
53 static int retreat(int);
58 return retreat(EF_SHIP);
64 return retreat(EF_LAND);
73 union empobj_storage unit;
76 char *rflagsc, *p, *name, *rpath, *what;
81 if (CANT_HAPPEN(type != EF_LAND && type != EF_SHIP))
83 rflagsc = type == EF_SHIP ? shp_rflagsc : lnd_rflagsc;
85 if (!snxtitem(&ni, type, player->argp[1], NULL))
88 if (player->argp[2] != NULL) {
89 pq = getstarg(player->argp[2], "Retreat path? ", buf1);
92 for (i = 0; i < RET_LEN - 1 && pq[i]; i++) {
93 if (chkdir(pq[i], DIR_STOP, DIR_LAST) < 0) {
94 pr("'%c' is not a valid direction...\n", pq[i]);
95 direrr(NULL, NULL, NULL);
105 fl = getstarg(player->argp[3],
106 "Retreat conditions ('?' to list available ones)? ",
111 for (i = 0; fl[i]; i++) {
117 if (ch == '?' && !player->argp[3]) {
118 for (j = 1; rflagsc[j]; j++) {
119 if (rflagsc[j] != 'X')
120 pr("%c\tretreat when %s\n",
122 symbol_by_value(1 << j, retreat_flags));
124 pr("c\tcancel retreat order\n");
127 p = strchr(rflagsc, ch);
129 pr("Bad retreat condition '%c'\n", fl[i]);
132 rflags |= 1 << (p - rflagsc);
136 if (ni.sel == NS_GROUP && ni.group)
142 while (nxtitem(&ni, &unit)) {
143 if (!player->owner || unit.gen.own == 0)
145 if (type == EF_SHIP) {
149 pr("shp# ship type x,y fl path as flt? flags\n");
151 name = mchr[unit.ship.shp_type].m_name;
152 rpath = unit.ship.shp_rpath;
153 rflagsp = &unit.ship.shp_rflags;
158 pr("lnd# unit type x,y ar path as army? flags\n");
160 name = lchr[unit.land.lnd_type].l_name;
161 rpath = unit.land.lnd_rpath;
162 rflagsp = &unit.land.lnd_rflags;
165 strncpy(rpath, pq, RET_LEN - 1);
167 put_empobj(type, unit.gen.uid, &unit);
170 pr("%3d ", unit.gen.own);
172 pr("%-16.16s ", name);
173 prxy("%4d,%-4d ", unit.gen.x, unit.gen.y);
174 pr("%1.1s", &unit.gen.group);
177 if (rflags & RET_GROUP)
181 for (j = 1; rflagsc[j]; j++) {
182 if ((1 << j) & rflags) {
183 if (CANT_HAPPEN(rflagsc[j] == 'X'))
185 pr("%c", rflagsc[j]);
190 what = type == EF_SHIP ? "ship" : "unit";
193 pr("%s: No %s(s)\n", player->argp[1], what);
195 pr("%s: No %s(s)\n", "", what);
198 pr("%d %s%s\n", nunits, what, splur(nunits));