git.pond.sub.org Git - empserver/blob - src/lib/commands/retr.c

   1 /*
   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
   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 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.
  25  *
  26  *  ---
  27  *
  28  *  retr.c: Set retreat conditionals for ships
  29  *
  30  *  Known contributors to this file:
  31  *     Ken Stevens, 1995
  32  *     Steve McClure, 2000
  33  */
  34
  35 #include <config.h>
  36
  37 #include "misc.h"
  38 #include "player.h"
  39 #include "retreat.h"
  40 #include "ship.h"
  41 #include "land.h"
  42 #include "nsc.h"
  43 #include "file.h"
  44 #include "path.h"
  45 #include "commands.h"
  46
  47 int
  48 retr(void)
  49 {
  50     char *pq, *fl;
  51     int nships;
  52     struct nstr_item ni;
  53     struct shpstr ship;
  54     int isfleet = 0;
  55     int rflags = -2;
  56     int zero;
  57     unsigned i;
  58     char buf1[1024];
  59     char buf2[1024];
  60
  61     if (!snxtitem(&ni, EF_SHIP, player->argp[1]))
  62         return RET_SYN;
  63     nships = 0;
  64     if (player->argp[1] != NULL)
  65         if (isalpha(player->argp[1][0]))
  66             isfleet = RET_GROUP;
  67     if (player->argp[2] != NULL)
  68         pq = getstarg(player->argp[2], "Retreat path? ", buf1);
  69     else
  70         pq = NULL;
  71
  72     if (pq != NULL) {
  73         fl = getstarg(player->argp[3],
  74                       "Retreat conditions [i|t|s|h|b|d|u|c]? ", buf2);
  75         if (!fl)
  76             return RET_SYN;
  77         rflags = 0 | isfleet;
  78
  79         for (i = 0; i < strlen(fl); i++) {
  80             switch (fl[i]) {
  81             case 'I':
  82             case 'i':
  83                 rflags |= RET_INJURED;
  84                 break;
  85             case 'T':
  86             case 't':
  87                 rflags |= RET_TORPED;
  88                 break;
  89             case 'S':
  90             case 's':
  91                 rflags |= RET_SONARED;
  92                 break;
  93             case 'H':
  94             case 'h':
  95                 rflags |= RET_HELPLESS;
  96                 break;
  97             case 'B':
  98             case 'b':
  99                 rflags |= RET_BOMBED;
 100                 break;
 101             case 'D':
 102             case 'd':
 103                 rflags |= RET_DCHRGED;
 104                 break;
 105             case 'U':
 106             case 'u':
 107                 rflags |= RET_BOARDED;
 108                 break;
 109             case 'C':
 110             case 'c':
 111                 rflags = -1;
 112                 break;
 113             default:
 114                 pr("bad condition\n");
 115                 /* fall through */
 116             case '?':
 117                 pr("i\tretreat when injured\n");
 118                 pr("t\tretreat when torped\n");
 119                 pr("s\tretreat when sonared\n");
 120                 pr("h\tretreat when helpless\n");
 121                 pr("b\tretreat when bombed\n");
 122                 pr("d\tretreat when depth-charged\n");
 123                 pr("u\tretreat when boarded\n");
 124             }
 125         }
 126         if (rflags == isfleet) {
 127             pr("Must give retreat conditions!\n");
 128             return RET_FAIL;
 129         }
 130     }
 131
 132     if (rflags == -1)
 133         pq = NULL;
 134
 135     zero = (rflags == -1);
 136     if (zero)
 137         rflags = 0;
 138
 139     while (nxtitem(&ni, &ship)) {
 140         if (!player->owner || ship.shp_own == 0)
 141             continue;
 142         if (zero)
 143             memset(ship.shp_rpath, 0, sizeof(ship.shp_rpath));
 144
 145         if (pq != NULL) {
 146             strncpy(ship.shp_rpath, pq, sizeof(ship.shp_rpath) - 1);
 147             putship(ship.shp_uid, &ship);
 148         }
 149         if (rflags >= 0) {
 150             ship.shp_rflags = rflags;
 151             putship(ship.shp_uid, &ship);
 152         }
 153         if (nships++ == 0) {
 154             if (player->god)
 155                 pr("own ");
 156             pr("shp#     ship type       x,y   fl path       as flt? flags\n");
 157         }
 158         if (player->god)
 159             pr("%3d ", ship.shp_own);
 160         pr("%4d ", ni.cur);
 161         pr("%-16.16s ", mchr[(int)ship.shp_type].m_name);
 162         prxy("%4d,%-4d ", ship.shp_x, ship.shp_y, player->cnum);
 163         pr("%1.1s", &ship.shp_fleet);
 164         pr(" %-11s", ship.shp_rpath);
 165         if (ship.shp_rflags & RET_GROUP)
 166             pr("Yes     ");
 167         else
 168             pr("        ");
 169         if (ship.shp_rflags & RET_INJURED)
 170             pr("I");
 171         if (ship.shp_rflags & RET_TORPED)
 172             pr("T");
 173         if (ship.shp_rflags & RET_SONARED)
 174             pr("S");
 175         if (ship.shp_rflags & RET_HELPLESS)
 176             pr("H");
 177         if (ship.shp_rflags & RET_BOMBED)
 178             pr("B");
 179         if (ship.shp_rflags & RET_DCHRGED)
 180             pr("D");
 181         if (ship.shp_rflags & RET_BOARDED)
 182             pr("U");
 183         pr("\n");
 184     }
 185     if (nships == 0) {
 186         if (player->argp[1])
 187             pr("%s: No ship(s)\n", player->argp[1]);
 188         else
 189             pr("%s: No ship(s)\n", "");
 190         return RET_FAIL;
 191     } else
 192         pr("%d ship%s\n", nships, splur(nships));
 193     return RET_OK;
 194 }
 195
 196 int
 197 lretr(void)
 198 {
 199     char *pq, *fl;
 200     int nunits;
 201     struct nstr_item ni;
 202     struct lndstr land;
 203     int isarmy = 0;
 204     int rflags = -2;
 205     int zero;
 206     char buf1[1024];
 207     char buf2[1024];
 208     unsigned i;
 209
 210     if (!snxtitem(&ni, EF_LAND, player->argp[1]))
 211         return RET_SYN;
 212     nunits = 0;
 213     if (player->argp[1] != NULL)
 214         if (isalpha(player->argp[1][0]))
 215             isarmy = RET_GROUP;
 216     if (player->argp[2] != NULL)
 217         pq = getstarg(player->argp[2], "Retreat path? ", buf1);
 218     else
 219         pq = NULL;
 220     if (pq != NULL) {
 221         fl = getstarg(player->argp[3], "Retreat conditions [i|h|b|c]? ",
 222                       buf2);
 223         if (!fl)
 224             return RET_SYN;
 225         rflags = 0 | isarmy;
 226
 227         for (i = 0; i < strlen(fl); i++) {
 228             switch (fl[i]) {
 229             case 'I':
 230             case 'i':
 231                 rflags |= RET_INJURED;
 232                 break;
 233             case 'H':
 234             case 'h':
 235                 rflags |= RET_HELPLESS;
 236                 break;
 237             case 'B':
 238             case 'b':
 239                 rflags |= RET_BOMBED;
 240                 break;
 241             case 'C':
 242             case 'c':
 243                 rflags = -1;
 244                 break;
 245             default:
 246                 pr("bad condition\n");
 247                 /* fall through */
 248             case '?':
 249                 pr("i\tretreat when injured\n");
 250                 pr("h\tretreat when helpless\n");
 251                 pr("b\tretreat when bombed\n");
 252             }
 253         }
 254         if (rflags == isarmy) {
 255             pr("Must give retreat conditions!\n");
 256             return RET_FAIL;
 257         }
 258     }
 259
 260     if (rflags == -1)
 261         pq = NULL;
 262
 263     zero = (rflags == -1);
 264     if (zero)
 265         rflags = 0;
 266
 267     while (nxtitem(&ni, &land)) {
 268         if (!player->owner || land.lnd_own == 0)
 269             continue;
 270         if (zero)
 271             memset(land.lnd_rpath, 0, sizeof(land.lnd_rpath));
 272
 273         if (pq != NULL) {
 274             strncpy(land.lnd_rpath, pq, sizeof(land.lnd_rpath) - 1);
 275             putland(land.lnd_uid, &land);
 276         }
 277         if (rflags >= 0) {
 278             land.lnd_rflags = rflags;
 279             putland(land.lnd_uid, &land);
 280         }
 281
 282         if (nunits++ == 0) {
 283             if (player->god)
 284                 pr("own ");
 285             pr("lnd#     unit type       x,y   ar path       as army? flags\n");
 286         }
 287         if (player->god)
 288             pr("%3d ", land.lnd_own);
 289         pr("%4d ", ni.cur);
 290         pr("%-16.16s ", lchr[(int)land.lnd_type].l_name);
 291         prxy("%4d,%-4d ", land.lnd_x, land.lnd_y, player->cnum);
 292         pr("%1.1s", &land.lnd_army);
 293         pr(" %-11s", land.lnd_rpath);
 294         if (land.lnd_rflags & RET_GROUP)
 295             pr("Yes      ");
 296         else
 297             pr("         ");
 298         if (land.lnd_rflags & RET_INJURED)
 299             pr("I");
 300         if (land.lnd_rflags & RET_TORPED)
 301             pr("T");
 302         if (land.lnd_rflags & RET_SONARED)
 303             pr("S");
 304         if (land.lnd_rflags & RET_HELPLESS)
 305             pr("H");
 306         if (land.lnd_rflags & RET_BOMBED)
 307             pr("B");
 308         if (land.lnd_rflags & RET_DCHRGED)
 309             pr("D");
 310         if (land.lnd_rflags & RET_BOARDED)
 311             pr("U");
 312         pr("\n");
 313     }
 314     if (nunits == 0) {
 315         if (player->argp[1])
 316             pr("%s: No unit(s)\n", player->argp[1]);
 317         else
 318             pr("%s: No unit(s)\n", "");
 319         return RET_FAIL;
 320     }
 321     pr("%d unit%s\n", nunits, splur(nunits));
 322     return RET_OK;
 323 }