2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2006, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure
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.
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, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 * See files README, COPYING and CREDITS in the root of the source
23 * tree for related information and legal notices. It is expected
24 * that future projects/authors will amend these files as needed.
28 * marc.c: March units around
30 * Known contributors to this file:
32 * Ken Stevens, 1995 (rewrite)
45 static int set_leader(struct emp_qelem *list, struct lndstr **leaderp);
50 struct nstr_item ni_land;
51 struct emp_qelem land_list;
52 double minmob, maxmob;
55 struct lndstr *lnd = NULL; /* leader */
65 if (!snxtitem(&ni_land, EF_LAND, player->argp[1]))
67 lnd_sel(&ni_land, &land_list);
68 lnd_mar(&land_list, &minmob, &maxmob, &together, player->cnum);
69 if (QEMPTY(&land_list)) {
73 set_leader(&land_list, &lnd);
74 if (player->argp[2]) {
75 strcpy(buf, player->argp[2]);
76 if (!(cp = lnd_path(together, lnd, buf)))
80 while (!QEMPTY(&land_list)) {
83 if (cp == NULL || *cp == '\0' || stopping) {
85 lnd_mar(&land_list, &minmob, &maxmob, &together, player->cnum);
86 if (QEMPTY(&land_list)) {
87 pr("No lands left\n");
90 if (set_leader(&land_list, &lnd)) {
95 nav_map(lnd->lnd_x, lnd->lnd_y, 1);
98 sprintf(prompt, "<%.1f:%.1f: %s> ", maxmob,
99 minmob, xyas(lnd->lnd_x, lnd->lnd_y, player->cnum));
100 cp = getstring(prompt, buf);
101 /* Just in case any of our lands were shelled while we were at the
102 * prompt, we call lnd_mar() again.
104 lnd_mar(&land_list, &minmob, &maxmob, &together, player->cnum);
105 if (QEMPTY(&land_list)) {
106 pr("No lands left\n");
109 if (set_leader(&land_list, &lnd)) {
113 if (cp && !(cp = lnd_path(together, lnd, buf)))
116 if (cp == NULL || *cp == '\0')
117 cp = &dirch[DIR_STOP];
118 dir = chkdir(*cp, DIR_STOP, DIR_LAST);
121 lnd_mar_one_sector(&land_list, dir, player->cnum, together);
125 ac = parse(cp, player->argp, NULL, scanspace, NULL);
127 sprintf(dp, "%d", lnd->lnd_uid);
128 player->argp[1] = dp;
133 switch (*player->argp[0]) {
140 do_map(bmap_flag, EF_LAND, player->argp[1], player->argp[2]);
145 switch_leader(&land_list, -1);
147 switch_leader(&land_list, atoi(player->argp[1]));
148 set_leader(&land_list, &lnd);
151 lnd_list(&land_list);
154 lnd_sweep(&land_list, 1, 1, player->cnum);
155 stopping |= lnd_check_mines(&land_list);
168 player->argp[2] = player->argp[1];
169 sprintf(dp, "%d", lnd->lnd_uid);
170 player->argp[1] = dp;
177 direrr("`%c' to stop", 0, 0);
178 pr(", `i' to list units, `f' to change leader,\n");
179 pr("`r' to radar, `l' to look, `M' to map, `B' to bmap,\n");
180 pr("`d' to drop mines, and `m' to minesweep\n");
188 set_leader(struct emp_qelem *list, struct lndstr **leaderp)
190 struct ulist *llp = (struct ulist *)(list->q_back);
194 else if ((*leaderp)->lnd_uid != llp->unit.land.lnd_uid)
195 pr("Changing leader to ");
198 *leaderp = &llp->unit.land;
199 pr("%s\n", prland(&llp->unit.land));
204 switch_leader(struct emp_qelem *list, int uid)
206 struct emp_qelem *qp, *save;
212 save = qp = list->q_back;
215 emp_insque(qp, list);
217 ulp = (struct ulist *)qp;
218 if (ulp->unit.gen.uid == uid || uid == -1)
220 } while (list->q_back != save);