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) 1986-2005, 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  *  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 "options.h"
  36 #include "misc.h"
  37 #include "player.h"
  38 #include "retreat.h"
  39 #include "ship.h"
  40 #include "land.h"
  41 #include "nsc.h"
  42 #include "file.h"
  43 #include "path.h"
  44 #include "commands.h"
  45
  46 int
  47 retr(void)
  48 {
  49     s_char *pq, *fl;
  50     int nships;
  51     struct nstr_item ni;
  52     struct shpstr ship;
  53     int isfleet = 0, rflags = (-2), zero;
  54     unsigned int x;
  55     s_char buf1[1024];
  56     s_char buf2[1024];
  57
  58     if (!snxtitem(&ni, EF_SHIP, player->argp[1]))
  59         return RET_SYN;
  60     nships = 0;
  61     if (player->argp[1] != (s_char *)0)
  62         if (isalpha(player->argp[1][0]))
  63             isfleet = RET_GROUP;
  64     if (player->argp[2] != (s_char *)0)
  65         pq = getstarg(player->argp[2], "Retreat path? ", buf1);
  66     else
  67         pq = (s_char *)0;
  68
  69     if (pq != (s_char *)0) {
  70         fl = getstarg(player->argp[3],
  71                       "Retreat conditions [i|t|s|h|b|d|u|c]? ", buf2);
  72         if (!fl)
  73             return RET_SYN;
  74         rflags = 0 | isfleet;
  75
  76         for (x = 0; x < strlen(fl); x++)
  77             switch (*(fl + x)) {
  78             case 'I':
  79             case 'i':
  80                 rflags |= RET_INJURED;
  81                 break;
  82             case 'T':
  83             case 't':
  84                 rflags |= RET_TORPED;
  85                 break;
  86             case 'S':
  87             case 's':
  88                 rflags |= RET_SONARED;
  89                 break;
  90             case 'H':
  91             case 'h':
  92                 rflags |= RET_HELPLESS;
  93                 break;
  94             case 'B':
  95             case 'b':
  96                 rflags |= RET_BOMBED;
  97                 break;
  98             case 'D':
  99             case 'd':
 100                 rflags |= RET_DCHRGED;
 101                 break;
 102             case 'U':
 103             case 'u':
 104                 rflags |= RET_BOARDED;
 105                 break;
 106             case 'C':
 107             case 'c':
 108                 rflags = -1;
 109                 break;
 110             default:
 111                 pr("bad condition\n");
 112                 /* fall through */
 113             case '?':
 114                 pr("i\tretreat when injured\n");
 115                 pr("t\tretreat when torped\n");
 116                 pr("s\tretreat when sonared\n");
 117                 pr("h\tretreat when helpless\n");
 118                 pr("b\tretreat when bombed\n");
 119                 pr("d\tretreat when depth-charged\n");
 120                 pr("u\tretreat when boarded\n");
 121             }
 122         if (rflags == isfleet) {
 123             pr("Must give retreat conditions!\n");
 124             return RET_FAIL;
 125         }
 126     }
 127
 128     if (rflags == -1)
 129         pq = (s_char *)0;
 130
 131     zero = (rflags == -1);
 132     if (zero)
 133         rflags = 0;
 134
 135     while (nxtitem(&ni, (s_char *)&ship)) {
 136         if (!player->owner || ship.shp_own == 0)
 137             continue;
 138         if (ship.shp_type < 0 || ship.shp_type > shp_maxno) {
 139             pr("bad ship type %d (#%d)\n", ship.shp_type, ni.cur);
 140             continue;
 141         }
 142         if (zero)
 143             memset(ship.shp_rpath, 0, sizeof(ship.shp_rpath));
 144
 145         if (pq != (s_char *)0) {
 146             strncpy(ship.shp_rpath, pq, sizeof(ship.shp_rpath));
 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("%1c", 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     s_char *pq, *fl;
 200     int nunits;
 201     struct nstr_item ni;
 202     struct lndstr land;
 203     int isarmy = 0, rflags = (-2), zero;
 204     s_char buf1[1024];
 205     s_char buf2[1024];
 206     unsigned int x;
 207
 208     if (!snxtitem(&ni, EF_LAND, player->argp[1]))
 209         return RET_SYN;
 210     nunits = 0;
 211     if (player->argp[1] != (s_char *)0)
 212         if (isalpha(player->argp[1][0]))
 213             isarmy = RET_GROUP;
 214     if (player->argp[2] != (s_char *)0)
 215         pq = getstarg(player->argp[2], "Retreat path? ", buf1);
 216     else
 217         pq = (s_char *)0;
 218     if (pq != (s_char *)0) {
 219         fl = getstarg(player->argp[3], "Retreat conditions [i|h|b|c]? ",
 220                       buf2);
 221         if (!fl)
 222             return RET_SYN;
 223         rflags = 0 | isarmy;
 224
 225         for (x = 0; x < strlen(fl); x++)
 226             switch (*(fl + x)) {
 227             case 'I':
 228             case 'i':
 229                 rflags |= RET_INJURED;
 230                 break;
 231             case 'H':
 232             case 'h':
 233                 rflags |= RET_HELPLESS;
 234                 break;
 235             case 'B':
 236             case 'b':
 237                 rflags |= RET_BOMBED;
 238                 break;
 239             case 'C':
 240             case 'c':
 241                 rflags = -1;
 242                 break;
 243             default:
 244                 pr("bad condition\n");
 245                 /* fall through */
 246             case '?':
 247                 pr("i\tretreat when injured\n");
 248                 pr("h\tretreat when helpless\n");
 249                 pr("b\tretreat when bombed\n");
 250             }
 251         if (rflags == isarmy) {
 252             pr("Must give retreat conditions!\n");
 253             return RET_FAIL;
 254         }
 255     }
 256
 257     if (rflags == -1)
 258         pq = (s_char *)0;
 259
 260     zero = (rflags == -1);
 261     if (zero)
 262         rflags = 0;
 263
 264     while (nxtitem(&ni, (s_char *)&land)) {
 265         if (!player->owner || land.lnd_own == 0)
 266             continue;
 267         if (land.lnd_type < 0 || land.lnd_type > lnd_maxno) {
 268             pr("bad unit type %d (#%d)\n", land.lnd_type, ni.cur);
 269             continue;
 270         }
 271         if (zero)
 272             memset(land.lnd_rpath, 0, sizeof(land.lnd_rpath));
 273
 274         if (pq != (s_char *)0) {
 275             strncpy(land.lnd_rpath, pq, sizeof(land.lnd_rpath));
 276             putland(land.lnd_uid, &land);
 277         }
 278         if (rflags >= 0) {
 279             land.lnd_rflags = rflags;
 280             putland(land.lnd_uid, &land);
 281         }
 282
 283         if (nunits++ == 0) {
 284             if (player->god)
 285                 pr("own ");
 286             pr("lnd#     unit type       x,y   ar path       as army? flags\n");
 287         }
 288         if (player->god)
 289             pr("%3d ", land.lnd_own);
 290         pr("%4d ", ni.cur);
 291         pr("%-16.16s ", lchr[(int)land.lnd_type].l_name);
 292         prxy("%4d,%-4d ", land.lnd_x, land.lnd_y, player->cnum);
 293         pr("%1c", land.lnd_army);
 294         pr(" %-11s", land.lnd_rpath);
 295         if (land.lnd_rflags & RET_GROUP)
 296             pr("Yes      ");
 297         else
 298             pr("         ");
 299         if (land.lnd_rflags & RET_INJURED)
 300             pr("I");
 301         if (land.lnd_rflags & RET_TORPED)
 302             pr("T");
 303         if (land.lnd_rflags & RET_SONARED)
 304             pr("S");
 305         if (land.lnd_rflags & RET_HELPLESS)
 306             pr("H");
 307         if (land.lnd_rflags & RET_BOMBED)
 308             pr("B");
 309         if (land.lnd_rflags & RET_DCHRGED)
 310             pr("D");
 311         if (land.lnd_rflags & RET_BOARDED)
 312             pr("U");
 313         pr("\n");
 314     }
 315     if (nunits == 0) {
 316         if (player->argp[1])
 317             pr("%s: No unit(s)\n", player->argp[1]);
 318         else
 319             pr("%s: No unit(s)\n", "");
 320         return RET_FAIL;
 321     }
 322     pr("%d unit%s\n", nunits, splur(nunits));
 323     return RET_OK;
 324 }