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

   1 /*
   2  *  Empire - A multi-player, client/server Internet based war game.
   3  *  Copyright (C) 1986-2008, 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  *  bomb.c: Fly bombing missions
  29  *
  30  *  Known contributors to this file:
  31  *     Dave Pare, 1986
  32  *     Ken Stevens, 1995
  33  *     Steve McClure, 1998-2000
  34  */
  35
  36 #include <config.h>
  37
  38 #include <ctype.h>
  39 #include "commands.h"
  40 #include "damage.h"
  41 #include "item.h"
  42 #include "land.h"
  43 #include "news.h"
  44 #include "optlist.h"
  45 #include "path.h"
  46 #include "plane.h"
  47 #include "retreat.h"
  48 #include "ship.h"
  49
  50 static void pin_bomb(struct emp_qelem *list, struct sctstr *target);
  51 static void strat_bomb(struct emp_qelem *list, struct sctstr *target);
  52 static void comm_bomb(struct emp_qelem *list, struct sctstr *target);
  53 static void eff_bomb(struct emp_qelem *list, struct sctstr *target);
  54 static int pinflak_planedamage(struct plnstr *pp, struct plchrstr *pcp,
  55                                natid from, int flak);
  56 static void plane_bomb(struct emp_qelem *list, struct sctstr *target);
  57 static void land_bomb(struct emp_qelem *list, struct sctstr *target);
  58 static void ship_bomb(struct emp_qelem *list, struct sctstr *target);
  59
  60 static i_type bombcomm[] = {
  61     I_CIVIL,
  62     I_MILIT,
  63     I_SHELL,
  64     I_GUN,
  65     I_PETROL,
  66     I_IRON,
  67     I_DUST,
  68     I_BAR,
  69     I_FOOD,
  70     I_OIL,
  71     I_LCM,
  72     I_HCM,
  73     I_UW,
  74     I_RAD
  75 };
  76 static int nbomb = sizeof(bombcomm) / sizeof(*bombcomm);
  77
  78 int
  79 bomb(void)
  80 {
  81     char *p;
  82     int mission_flags;
  83     coord tx, ty;
  84     coord ax, ay;
  85     int ap_to_target;
  86     struct ichrstr *ip;
  87     char flightpath[MAX_PATH_LEN];
  88     struct nstr_item ni_bomb;
  89     struct nstr_item ni_esc;
  90     struct sctstr target;
  91     struct emp_qelem bomb_list;
  92     struct emp_qelem esc_list;
  93     int wantflags;
  94     struct sctstr ap_sect;
  95     char mission;
  96     int rel;
  97     struct natstr *natp;
  98     char buf[1024];
  99
 100     wantflags = 0;
 101     if (!snxtitem(&ni_bomb, EF_PLANE, player->argp[1]))
 102         return RET_SYN;
 103     if (!snxtitem(&ni_esc, EF_PLANE,
 104                   getstarg(player->argp[2], "escort(s)? ", buf)))
 105         pr("No escorts...\n");
 106     p = getstarg(player->argp[3], "pinpoint, or strategic? ", buf);
 107     if (!p)
 108         return RET_SYN;
 109     mission = *p;
 110     if (strchr("ps", mission) == 0)
 111         return RET_SYN;
 112     if (!get_assembly_point(player->argp[4], &ap_sect, buf))
 113         return RET_SYN;
 114     ax = ap_sect.sct_x;
 115     ay = ap_sect.sct_y;
 116     if (getpath(flightpath, player->argp[5], ax, ay, 0, 0, P_FLYING) == 0
 117         || *flightpath == 0)
 118         return RET_SYN;
 119     tx = ax;
 120     ty = ay;
 121     (void)pathtoxy(flightpath, &tx, &ty, fcost);
 122     pr("target sector is %s\n", xyas(tx, ty, player->cnum));
 123     getsect(tx, ty, &target);
 124     ip = 0;
 125     ap_to_target = strlen(flightpath);
 126     if (flightpath[ap_to_target - 1] == 'h')
 127         ap_to_target--;
 128     pr("range to target is %d\n", ap_to_target);
 129     /*
 130      * select planes within range
 131      */
 132     mission_flags = 0;
 133     pln_sel(&ni_bomb, &bomb_list, &ap_sect, ap_to_target,
 134             2, wantflags, P_M | P_O);
 135     pln_sel(&ni_esc, &esc_list, &ap_sect, ap_to_target,
 136             2, wantflags | P_F | P_ESC, P_M | P_O);
 137     /*
 138      * now arm and equip the bombers, transports, whatever.
 139      */
 140     mission_flags |= P_X;       /* stealth (shhh) */
 141     mission_flags |= P_H;       /* gets turned off if not all choppers */
 142     mission_flags = pln_arm(&bomb_list, 2 * ap_to_target, mission,
 143                             ip, 0, mission_flags);
 144     if (QEMPTY(&bomb_list)) {
 145         pr("No planes could be equipped for the mission.\n");
 146         return RET_FAIL;
 147     }
 148     mission_flags = pln_arm(&esc_list, 2 * ap_to_target, mission,
 149                             ip, P_F | P_ESC, mission_flags);
 150     ac_encounter(&bomb_list, &esc_list, ax, ay,
 151                  flightpath, mission_flags, 0);
 152     if (QEMPTY(&bomb_list)) {
 153         pr("No planes got through fighter defenses\n");
 154     } else if (target.sct_type == SCT_SANCT) {
 155         pr("You can't bomb that sector!\n");
 156     } else {
 157         switch (mission) {
 158         case 'p':
 159             pin_bomb(&bomb_list, &target);
 160             break;
 161         case 's':
 162             if (opt_SLOW_WAR) {
 163                 natp = getnatp(player->cnum);
 164                 if (target.sct_own) {
 165                     rel = getrel(natp, target.sct_own);
 166                     if ((rel != AT_WAR) && (player->cnum != target.sct_own)
 167                         && (target.sct_own) &&
 168                         (target.sct_oldown != player->cnum)) {
 169                         pr("You're not at war with them!\n");
 170                         pln_put(&bomb_list);
 171                         pln_put(&esc_list);
 172                         return RET_FAIL;
 173                     }
 174                 }
 175             }
 176             nreport(player->cnum, N_SCT_BOMB, target.sct_own, 1);
 177             strat_bomb(&bomb_list, &target);
 178             break;
 179         default:
 180             CANT_REACH();
 181         }
 182     }
 183     pln_put(&bomb_list);
 184     pln_put(&esc_list);
 185     return RET_OK;
 186 }
 187
 188 static void
 189 pin_bomb(struct emp_qelem *list, struct sctstr *target)
 190 {
 191     struct dchrstr *dcp;
 192     int nplanes;
 193     int nships;
 194     int type;
 195     int bad;
 196     char *p;
 197     struct plist *plp;
 198     int nsubs;
 199     int nunits;
 200     struct natstr *natp;
 201     int rel;
 202     char buf[1024];
 203     int i;
 204
 205     bad = 0;
 206     type = target->sct_type;
 207     dcp = &dchr[type];
 208     pr("Target sector is a %s constructed %s\n",
 209        effadv((int)target->sct_effic), dcp->d_name);
 210     nsubs = 0;
 211     plp = (struct plist *)list->q_forw;
 212     if (plp->pcp->pl_flags & P_A) {
 213         nships = num_shipsatxy(target->sct_x, target->sct_y, 0, 0);
 214         nsubs = nships - shipsatxy(target->sct_x, target->sct_y, 0, M_SUB);
 215         if (nsubs > 0)
 216             pr("Some subs are present in the sector.\n");
 217     } else {
 218         nships = shipsatxy(target->sct_x, target->sct_y, 0, M_SUB);
 219     }
 220     nplanes = planesatxy(target->sct_x, target->sct_y, 0, 0);
 221     nunits = unitsatxy(target->sct_x, target->sct_y, 0, 0);
 222   retry:
 223     p = getstring("Bomb what? (ship, plane, land unit, efficiency, commodities) ",
 224                   buf);
 225     if (p == 0 || *p == 0) {
 226         if (player->aborted)
 227             return;
 228         bad++;
 229         if (bad > 2)
 230             return;
 231         goto retry;
 232     }
 233     switch (*p) {
 234     case 'l':
 235         if (opt_SLOW_WAR) {
 236             natp = getnatp(player->cnum);
 237             if (target->sct_own) {
 238                 rel = getrel(natp, target->sct_own);
 239                 if ((rel != AT_WAR) && (player->cnum != target->sct_own)
 240                     && (target->sct_own) &&
 241                     (target->sct_oldown != player->cnum)) {
 242                     pr("You're not at war with them!\n");
 243                     goto retry;
 244                 }
 245             }
 246         }
 247         if (nunits == 0) {
 248             pr("no units there\n");
 249             goto retry;
 250         }
 251         land_bomb(list, target);
 252         break;
 253     case 'p':
 254         if (opt_SLOW_WAR) {
 255             natp = getnatp(player->cnum);
 256             if (target->sct_own) {
 257                 rel = getrel(natp, target->sct_own);
 258                 if ((rel != AT_WAR) && (player->cnum != target->sct_own)
 259                     && (target->sct_own) &&
 260                     (target->sct_oldown != player->cnum)) {
 261                     pr("You're not at war with them!\n");
 262                     goto retry;
 263                 }
 264             }
 265         }
 266         if (nplanes == 0) {
 267             pr("no planes there\n");
 268             goto retry;
 269         }
 270         plane_bomb(list, target);
 271         break;
 272     case 's':
 273         if (nships == 0) {
 274             if (((struct plist *)list->q_forw)->pcp->pl_flags & P_A) {
 275                 if (nsubs == 0) {
 276                     pr("no ships there\n");
 277                     goto retry;
 278                 }
 279             } else {
 280                 pr("no ships there\n");
 281                 goto retry;
 282             }
 283         }
 284         ship_bomb(list, target);
 285         break;
 286     case 'c':
 287         if (opt_SLOW_WAR) {
 288             natp = getnatp(player->cnum);
 289             if (target->sct_own) {
 290                 rel = getrel(natp, target->sct_own);
 291                 if ((rel != AT_WAR) && (player->cnum != target->sct_own)
 292                     && (target->sct_own) &&
 293                     (target->sct_oldown != player->cnum)) {
 294                     pr("You're not at war with them!\n");
 295                     goto retry;
 296                 }
 297             }
 298         }
 299
 300         for (i = 0; i < nbomb; i++) {
 301             if (!target->sct_item[bombcomm[i]])
 302                 continue;
 303             break;
 304         }
 305         if (i >= nbomb) {
 306             pr("No bombable commodities in %s\n",
 307                xyas(target->sct_x, target->sct_y, player->cnum));
 308             goto retry;
 309         }
 310         comm_bomb(list, target);
 311         break;
 312     case 'e':
 313         if (opt_SLOW_WAR) {
 314             natp = getnatp(player->cnum);
 315             if (target->sct_own) {
 316                 rel = getrel(natp, target->sct_own);
 317                 if ((rel != AT_WAR) && (player->cnum != target->sct_own)
 318                     && (target->sct_own) &&
 319                     (target->sct_oldown != player->cnum)) {
 320                     pr("You're not at war with them!\n");
 321                     goto retry;
 322                 }
 323             }
 324         }
 325         eff_bomb(list, target);
 326         break;
 327     case 'q':
 328         pr("Aborting mission.\n");
 329         return;
 330     default:
 331         pr("Bad target type.\n");
 332         goto retry;
 333     }
 334 }
 335
 336 static void
 337 eff_bomb(struct emp_qelem *list, struct sctstr *target)
 338 {
 339     struct plist *plp;
 340     struct emp_qelem *qp;
 341     struct sctstr sect;
 342     int oldeff, dam = 0;
 343     int nukedam;
 344
 345     for (qp = list->q_forw; qp != list; qp = qp->q_forw) {
 346         plp = (struct plist *)qp;
 347         if ((plp->pcp->pl_flags & P_C) && (!(plp->pcp->pl_flags & P_T)))
 348             continue;
 349         if (plp->bombs || plp->plane.pln_nuketype != -1)
 350             dam += pln_damage(&plp->plane, target->sct_x, target->sct_y,
 351                               'p', &nukedam, 1);
 352     }
 353     if (dam <= 0)               /* dam == 0 if only nukes were delivered */
 354         return;
 355     getsect(target->sct_x, target->sct_y, &sect);
 356     target = &sect;
 357     oldeff = target->sct_effic;
 358     target->sct_effic = effdamage(target->sct_effic, dam);
 359     target->sct_avail = effdamage(target->sct_avail, dam);
 360     target->sct_road = effdamage(target->sct_road, dam);
 361     target->sct_rail = effdamage(target->sct_rail, dam);
 362     target->sct_defense = effdamage(target->sct_defense, dam);
 363     pr("did %d%% damage to efficiency in %s\n",
 364        oldeff - target->sct_effic,
 365        xyas(target->sct_x, target->sct_y, player->cnum));
 366     if (target->sct_own)
 367         wu(0, target->sct_own,
 368            "%s bombing raid did %d%% damage in %s\n",
 369            cname(player->cnum), oldeff - target->sct_effic,
 370            xyas(target->sct_x, target->sct_y, target->sct_own));
 371     bridge_damaged(target);
 372     putsect(&sect);
 373     collateral_damage(target->sct_x, target->sct_y, dam);
 374 }
 375
 376 static void
 377 comm_bomb(struct emp_qelem *list, struct sctstr *target)
 378 {
 379     struct plist *plp;
 380     double b;
 381     int i;
 382     int amt, before;
 383     struct ichrstr *ip;
 384     struct emp_qelem *qp;
 385     struct sctstr sect;
 386     int dam = 0;
 387     int nukedam;
 388
 389     for (i = 0; i < nbomb; i++) {
 390         if (target->sct_item[bombcomm[i]] == 0)
 391             continue;
 392         if (opt_SUPER_BARS && bombcomm[i] == I_BAR)
 393             continue;
 394         ip = &ichr[bombcomm[i]];
 395         pr("some %s\n", ip->i_name);
 396     }
 397     for (;;) {
 398         ip = whatitem(NULL, "commodity to bomb? ");
 399         if (player->aborted)
 400             return;
 401         if (!ip)
 402             continue;
 403
 404         for (i = 0; i < nbomb; i++) {
 405             if (opt_SUPER_BARS && bombcomm[i] == I_BAR)
 406                 continue;
 407             if (&ichr[bombcomm[i]] == ip)
 408                 break;
 409         }
 410         if (i == nbomb) {
 411             pr("You can't bomb %s!\n", ip->i_name);
 412             for (i = 0; i < nbomb; i++) {
 413                 if (opt_SUPER_BARS && bombcomm[i] == I_BAR)
 414                     continue;
 415                 pr("%s%s", i == 0 ? "Bombable: " : ", ",
 416                    ichr[bombcomm[i]].i_name);
 417             }
 418             pr("\n");
 419         } else
 420             break;
 421     }
 422     for (qp = list->q_forw; qp != list; qp = qp->q_forw) {
 423         plp = (struct plist *)qp;
 424         if ((plp->pcp->pl_flags & P_C) && (!(plp->pcp->pl_flags & P_T)))
 425             continue;
 426         if (plp->bombs || plp->plane.pln_nuketype != -1)
 427             dam += pln_damage(&plp->plane, target->sct_x, target->sct_y,
 428                               'p', &nukedam, 1);
 429     }
 430     if (dam <= 0)               /* dam == 0 if only nukes were delivered */
 431         return;
 432     getsect(target->sct_x, target->sct_y, &sect);
 433     target = &sect;
 434     before = target->sct_item[ip->i_uid];
 435     target->sct_item[ip->i_uid] = amt = commdamage(before, dam, ip->i_uid);
 436     if (before > 0.0)
 437         b = 100.0 * (1.0 - (double)amt / (double)before);
 438     else
 439         b = 0.0;
 440     pr("did %.2f%% damage to %s in %s\n",
 441        b, ip->i_name, xyas(target->sct_x, target->sct_y, player->cnum));
 442     nreport(player->cnum, N_SCT_BOMB, target->sct_own, 1);
 443     if (target->sct_own != 0)
 444         wu(0, target->sct_own,
 445            "%s precision bombing raid did %.2f%% damage to %s in %s\n",
 446            cname(player->cnum), b, ip->i_name,
 447            xyas(target->sct_x, target->sct_y, target->sct_own));
 448     putsect(&sect);
 449     collateral_damage(target->sct_x, target->sct_y, dam);
 450 }
 451
 452 static void
 453 ship_bomb(struct emp_qelem *list, struct sctstr *target)
 454 {
 455     struct plist *plp;
 456     struct mchrstr *mcp;
 457     int dam;
 458     char *q;
 459     int n;
 460     struct emp_qelem *qp;
 461     int shipno;
 462     int ignore;
 463     struct shpstr ship;
 464     int nships = 0;
 465     struct shiplist *head = NULL;
 466     char buf[1024];
 467     char prompt[128];
 468     int hitchance;
 469     int nukedam;
 470     int flak;
 471     int gun;
 472     int shell;
 473
 474     for (qp = list->q_forw; qp != list && !player->aborted;
 475          qp = qp->q_forw) {
 476         free_shiplist(&head);
 477         plp = (struct plist *)qp;
 478         if ((plp->pcp->pl_flags & P_C) && (!(plp->pcp->pl_flags & P_T)))
 479             continue;
 480         if (plp->pcp->pl_flags & P_A)
 481             nships = asw_shipsatxy(target->sct_x, target->sct_y, 0, 0,
 482                                    &plp->plane, &head);
 483         else
 484             nships = shipsatxy(target->sct_x, target->sct_y, 0, M_SUB);
 485         if (nships == 0) {
 486             pr("%s could not find any ships!\n", prplane(&plp->plane));
 487             continue;
 488         }
 489         (void)sprintf(prompt, "%s, %d bombs.  Target ('~' to skip)? ",
 490                       prplane(&plp->plane), plp->bombs);
 491         ignore = 0;
 492         shipno = -1;
 493         while (shipno < 0 && !player->aborted && !ignore) {
 494             if ((q = getstring(prompt, buf)) == 0 || *q == 0)
 495                 continue;
 496             if (*q == '~') {
 497                 ignore = 1;
 498                 continue;
 499             }
 500             if (*q == '?') {
 501                 if (plp->pcp->pl_flags & P_A)
 502                     print_shiplist(head);
 503                 else
 504                     shipsatxy(target->sct_x, target->sct_y, 0, M_SUB);
 505                 continue;
 506             }
 507             if (*q == 'd')
 508                 goto next;
 509             if (!isdigit(*q))
 510                 continue;
 511             n = atoi(q);
 512             if (n < 0)
 513                 continue;
 514             if ((plp->pcp->pl_flags & P_A) && !on_shiplist(n, head))
 515                 continue;
 516             if (getship(n, &ship) && ship.shp_x == target->sct_x &&
 517                 ship.shp_y == target->sct_y)
 518                 shipno = n;
 519         }
 520         if (shipno < 0)
 521             continue;
 522         if ((plp->pcp->pl_flags & P_A) && !on_shiplist(shipno, head))
 523             continue;
 524
 525         shell = 0;
 526         gun = shp_usable_guns(&ship);
 527         if (gun > 0) {
 528             shell = ship.shp_item[I_SHELL];
 529             if (shell <= 0)
 530                 shell = supply_commod(ship.shp_own,
 531                                       ship.shp_x, ship.shp_y, I_SHELL, 1);
 532         }
 533         mcp = &mchr[(int)ship.shp_type];
 534         if (gun > 0 && shell > 0 && !(mcp->m_flags & M_SUB)) {
 535             flak = (int)(techfact(ship.shp_tech, gun) * 2.0);
 536             ship.shp_item[I_SHELL] = shell;
 537             putship(ship.shp_uid, &ship);
 538             PR(ship.shp_own, "Flak! Firing %d guns from ship %s\n",
 539                flak, prship(&ship));
 540             if (pinflak_planedamage(&plp->plane, plp->pcp, ship.shp_own, flak))
 541                 continue;
 542         }
 543
 544         dam = 0;
 545         if (plp->plane.pln_nuketype != -1)
 546             hitchance = 100;
 547         else {
 548             hitchance = pln_hitchance(&plp->plane,
 549                                       shp_hardtarget(&ship), EF_SHIP);
 550             pr("%d%% hitchance...", hitchance);
 551         }
 552         if (roll(100) <= hitchance) {
 553             /* pinbombing is more accurate than normal bombing */
 554             dam = 2 * pln_damage(&plp->plane, target->sct_x, target->sct_y,
 555                                  'p', &nukedam, 1);
 556         } else {
 557             pr("splash\n");
 558             /* Bombs that miss have to land somewhere! */
 559             dam = pln_damage(&plp->plane, target->sct_x, target->sct_y,
 560                              'p', &nukedam, 0);
 561             collateral_damage(target->sct_x, target->sct_y, dam);
 562             dam = 0;
 563         }
 564         if (dam <= 0)           /* dam == 0 if only nukes were delivered */
 565             continue;
 566         if (mcp->m_flags & M_SUB)
 567             nreport(player->cnum, N_SUB_BOMB, ship.shp_own, 1);
 568         else
 569             nreport(player->cnum, N_SHP_BOMB, ship.shp_own, 1);
 570         if (ship.shp_own) {
 571             wu(0, ship.shp_own, "%s bombs did %d damage to %s at %s\n",
 572                cname(player->cnum), dam,
 573                prship(&ship),
 574                xyas(target->sct_x, target->sct_y, ship.shp_own));
 575         }
 576         pr("\n");
 577         check_retreat_and_do_shipdamage(&ship, dam);
 578         if (ship.shp_rflags & RET_BOMBED)
 579             if (((ship.shp_rflags & RET_INJURED) == 0) || !dam)
 580                 retreat_ship(&ship, 'b');
 581         putship(ship.shp_uid, &ship);
 582         getship(ship.shp_uid, &ship);
 583         if (!ship.shp_own) {
 584             pr("%s at %s sunk!\n",
 585                prship(&ship),
 586                xyas(target->sct_x, target->sct_y, player->cnum));
 587         }
 588         collateral_damage(target->sct_x, target->sct_y, dam / 2);
 589       next:
 590         ;
 591     }
 592     free_shiplist(&head);
 593 }
 594
 595 static void
 596 plane_bomb(struct emp_qelem *list, struct sctstr *target)
 597 {
 598     int dam;
 599     char *q;
 600     int n;
 601     natid own;
 602     struct plnstr plane;
 603     struct emp_qelem *qp;
 604     int planeno;
 605     int ignore;
 606     struct plist *plp;
 607     char prompt[128];
 608     char buf[1024];
 609     int hitchance;
 610     int nukedam;
 611     int nplanes;
 612
 613     for (qp = list->q_forw; qp != list; qp = qp->q_forw) {
 614         plp = (struct plist *)qp;
 615         if ((plp->pcp->pl_flags & P_C) && (!(plp->pcp->pl_flags & P_T)))
 616             continue;
 617         nplanes = planesatxy(target->sct_x, target->sct_y, 0, 0);
 618         if (nplanes == 0) {
 619             pr("%s could not find any planes!\n", prplane(&plp->plane));
 620             continue;
 621         }
 622         (void)sprintf(prompt, "%s, %d bombs.  Target ('~' to skip)? ",
 623                       prplane(&plp->plane), plp->bombs);
 624         planeno = -1;
 625         ignore = 0;
 626         while (planeno < 0 && !player->aborted && !ignore) {
 627             if ((q = getstring(prompt, buf)) == 0 || *q == 0)
 628                 continue;
 629             if (*q == '~') {
 630                 ignore = 1;
 631                 continue;
 632             }
 633             if (*q == '?') {
 634                 planesatxy(target->sct_x, target->sct_y, 0, 0);
 635                 continue;
 636             }
 637             if (*q == 'd')
 638                 goto next;
 639             n = atoi(q);
 640             if (n < 0)
 641                 continue;
 642             if (getplane(n, &plane) &&
 643                 plane.pln_x == target->sct_x &&
 644                 plane.pln_y == target->sct_y &&
 645                 !(plane.pln_flags & PLN_LAUNCHED))
 646                 planeno = n;
 647             else
 648                 pr("Plane #%d not spotted\n", n);
 649         }
 650         if (planeno < 0)
 651             continue;
 652         dam = 0;
 653         if (plp->plane.pln_nuketype != -1)
 654             hitchance = 100;
 655         else {
 656             hitchance = pln_hitchance(&plp->plane, 0, EF_PLANE);
 657             pr("%d%% hitchance...", hitchance);
 658         }
 659         if (roll(100) <= hitchance) {
 660             /* pinbombing is more accurate than normal bombing */
 661             dam = 2 * pln_damage(&plp->plane, target->sct_x, target->sct_y,
 662                                  'p', &nukedam, 1);
 663         } else {
 664             pr("thud\n");
 665             /* Bombs that miss have to land somewhere! */
 666             dam = pln_damage(&plp->plane, target->sct_x, target->sct_y,
 667                              'p', &nukedam, 0);
 668             collateral_damage(target->sct_x, target->sct_y, dam);
 669             dam = 0;
 670         }
 671         if (dam <= 0)           /* dam == 0 if only nukes were delivered */
 672             continue;
 673         if (dam > 100)
 674             dam = 100;
 675         own = plane.pln_own;
 676         if (dam > plane.pln_effic)
 677             plane.pln_effic = 0;
 678         else
 679             plane.pln_effic -= dam;
 680         plane.pln_mobil = (dam * plane.pln_mobil / 100.0);
 681         if (own == player->cnum) {
 682             pr("%s reports %d%% damage\n", prplane(&plane), dam);
 683         } else {
 684             if (own != 0)
 685                 wu(0, own,
 686                    "%s pinpoint bombing raid did %d%% damage to %s\n",
 687                    cname(player->cnum), dam, prplane(&plane));
 688         }
 689         nreport(player->cnum, N_DOWN_PLANE, own, 1);
 690         if (own != 0)
 691             wu(0, own, "%s bombs did %d%% damage to %s at %s\n",
 692                cname(player->cnum), dam, prplane(&plane),
 693                xyas(target->sct_x, target->sct_y, own));
 694         putplane(plane.pln_uid, &plane);
 695         collateral_damage(target->sct_x, target->sct_y, dam);
 696       next:
 697         ;
 698     }
 699 }
 700
 701 static void
 702 land_bomb(struct emp_qelem *list, struct sctstr *target)
 703 {
 704     int dam;
 705     char *q;
 706     int n;
 707     natid own;
 708     char prompt[128];
 709     char buf[1024];
 710     struct lndstr land;
 711     struct emp_qelem *qp;
 712     int unitno;
 713     int ignore, aaf, flak, hitchance;
 714     struct plist *plp;
 715     int nukedam;
 716     int nunits;
 717
 718     for (qp = list->q_forw; qp != list; qp = qp->q_forw) {
 719         plp = (struct plist *)qp;
 720         if ((plp->pcp->pl_flags & P_C) && (!(plp->pcp->pl_flags & P_T)))
 721             continue;
 722         nunits = unitsatxy(target->sct_x, target->sct_y, 0, 0);
 723         if (nunits == 0) {
 724             pr("%s could not find any units!\n", prplane(&plp->plane));
 725             continue;
 726         }
 727         (void)sprintf(prompt, "%s, %d bombs.  Target ('~' to skip)? ",
 728                       prplane(&plp->plane), plp->bombs);
 729         unitno = -1;
 730         ignore = 0;
 731         while (unitno < 0 && !player->aborted && !ignore) {
 732             if ((q = getstring(prompt, buf)) == 0 || *q == 0)
 733                 continue;
 734             if (*q == '~') {
 735                 ignore = 1;
 736                 continue;
 737             }
 738             if (*q == '?') {
 739                 unitsatxy(target->sct_x, target->sct_y, 0, 0);
 740                 continue;
 741             }
 742             if (*q == 'd')
 743                 goto next;
 744             n = atoi(q);
 745             if (n < 0)
 746                 continue;
 747             if (getland(n, &land) &&
 748                 land.lnd_x == target->sct_x && land.lnd_y == target->sct_y)
 749                 unitno = n;
 750             else
 751                 pr("Unit #%d not spotted\n", n);
 752         }
 753         if (unitno < 0)
 754             continue;
 755
 756         aaf = lnd_aaf(&land);
 757         flak = (int)(techfact(land.lnd_tech, aaf) * 3.0);
 758         if (flak) {
 759             PR(land.lnd_own,
 760                "Flak! Firing flak guns from unit %s (aa rating %d)\n",
 761                prland(&land), aaf);
 762             if (pinflak_planedamage(&plp->plane, plp->pcp, land.lnd_own, flak))
 763                 continue;
 764         }
 765
 766         dam = 0;
 767         if (plp->plane.pln_nuketype != -1)
 768             hitchance = 100;
 769         else {
 770             hitchance = pln_hitchance(&plp->plane,
 771                                       lnd_hardtarget(&land), EF_LAND);
 772             pr("%d%% hitchance...", hitchance);
 773         }
 774         if (roll(100) <= hitchance) {
 775             dam = 2 * pln_damage(&plp->plane, target->sct_x, target->sct_y,
 776                                  'p', &nukedam, 1);
 777         } else {
 778             pr("thud\n");
 779             /* Bombs that miss have to land somewhere! */
 780             dam = pln_damage(&plp->plane, target->sct_x, target->sct_y,
 781                              'p', &nukedam, 0);
 782             collateral_damage(target->sct_x, target->sct_y, dam);
 783             dam = 0;
 784         }
 785         if (dam <= 0)           /* dam == 0 if only nukes were delivered */
 786             continue;
 787         if (dam > 100)
 788             dam = 100;
 789         own = land.lnd_own;
 790         mpr(own, "%s pinpoint bombing raid did %d damage to %s\n",
 791             cname(player->cnum), dam, prland(&land));
 792         check_retreat_and_do_landdamage(&land, dam);
 793
 794         if (land.lnd_rflags & RET_BOMBED)
 795             if (((land.lnd_rflags & RET_INJURED) == 0) || !dam)
 796                 retreat_land(&land, 'b');
 797         nreport(player->cnum, N_UNIT_BOMB, own, 1);
 798         putland(land.lnd_uid, &land);
 799         collateral_damage(target->sct_x, target->sct_y, dam);
 800       next:
 801         ;
 802     }
 803 }
 804
 805 static void
 806 strat_bomb(struct emp_qelem *list, struct sctstr *target)
 807 {
 808     struct plist *plp;
 809     int dam = 0;
 810     struct emp_qelem *qp;
 811     struct sctstr sect;
 812     int nukedam;
 813
 814     for (qp = list->q_forw; qp != list; qp = qp->q_forw) {
 815         plp = (struct plist *)qp;
 816         if ((plp->pcp->pl_flags & P_C) && (!(plp->pcp->pl_flags & P_T)))
 817             continue;
 818         if (plp->bombs || plp->plane.pln_nuketype != -1)
 819             dam += pln_damage(&plp->plane, target->sct_x, target->sct_y,
 820                               's', &nukedam, 1);
 821     }
 822     if (dam <= 0)               /* dam == 0 if only nukes were delivered */
 823         return;
 824     getsect(target->sct_x, target->sct_y, &sect);
 825     target = &sect;
 826     if (target->sct_own)
 827         wu(0, target->sct_own, "%s bombing raid did %d damage in %s\n",
 828            cname(player->cnum), PERCENT_DAMAGE(dam),
 829            xyas(target->sct_x, target->sct_y, target->sct_own));
 830
 831     sectdamage(target, dam);
 832
 833     pr("did %d damage in %s\n", PERCENT_DAMAGE(dam),
 834        xyas(target->sct_x, target->sct_y, player->cnum));
 835     putsect(&sect);
 836 }
 837
 838 static int
 839 pinflak_planedamage(struct plnstr *pp, struct plchrstr *pcp, natid from,
 840                     int flak)
 841 {
 842     int disp;
 843     char dmess[255];
 844     int eff;
 845     natid plane_owner;
 846     int dam;
 847
 848     dam = ac_flak_dam(flak, pln_def(pp), pcp->pl_flags);
 849     disp = 0;
 850     plane_owner = pp->pln_own;
 851     eff = pp->pln_effic;
 852     if (dam <= 0)
 853         return 0;
 854     memset(dmess, 0, sizeof(dmess));
 855     eff -= dam;
 856     if (eff < 0)
 857         eff = 0;
 858     if (eff < PLANE_MINEFF) {
 859         sprintf(dmess, " -- shot down");
 860         disp = 1;
 861     } else if (chance((100 - eff) / 100.0)) {
 862         sprintf(dmess, " -- aborted with %d%% damage", 100 - eff);
 863         disp = 2;
 864     }
 865     PR(plane_owner, "    Flak! %s %s takes %d%s.\n",
 866        cname(pp->pln_own), prplane(pp), dam, dmess);
 867
 868     pp->pln_effic = eff;
 869     if (disp == 1) {
 870         if (from != 0)
 871             nreport(from, N_DOWN_PLANE, pp->pln_own, 1);
 872     }
 873     putplane(pp->pln_uid, pp);
 874
 875     if (disp > 0)
 876         return 1;
 877     return 0;
 878 }