static int
verify_planes(int may_put)
{
int retval = 0;
int i;
struct plnstr *pp;
/* laziness: assumes plane file is EFF_MEM */
for (i = 0; (pp = getplanep(i)); i++) {
if (pp->pln_own) {
if (pp->pln_flags & PLN_LAUNCHED
&& (plchr[pp->pln_type].pl_flags & (P_M | P_O)) != P_O) {
pp->pln_flags &= ~PLN_LAUNCHED;
/* FIXME missile should be destroyed instead */
if (may_put)
putplane(i, pp);
verify_fail(EF_PLANE, i, NULL, 0, "stuck in the air (fixed)");
}
if (pp->pln_ship >= 0 && pp->pln_land >= 0) {
verify_fail(EF_PLANE, i, NULL, 0, "on two carriers");
retval = -1;
}
} else {
if (pp->pln_ship >= 0 || pp->pln_land >= 0) {
pp->pln_ship = pp->pln_land = -1;
if (may_put)
putplane(i, pp);
verify_fail(EF_PLANE, i, NULL, 0,
"ghost stuck on carrier (fixed)");
}
}
}
return retval;
}
void
pln_arm(struct emp_qelem *list, int dist, char mission, struct ichrstr *ip)
{
struct emp_qelem *qp;
struct emp_qelem *next;
struct plist *plp;
struct plnstr *pp;
for (qp = list->q_forw; qp != list; qp = next) {
next = qp->q_forw;
plp = (struct plist *)qp;
pp = &plp->plane;
getplane(pp->pln_uid, pp);
if ((pp->pln_flags & PLN_LAUNCHED)
|| pln_equip(plp, ip, mission) < 0) {
emp_remque(qp);
free(qp);
continue;
}
pp->pln_flags |= PLN_LAUNCHED;
pp->pln_mobil -= pln_mobcost(dist, pp, mission);
putplane(pp->pln_uid, pp);
pr("%s equipped\n", prplane(pp));
}
}
int
wing(void)
{
struct plnstr plane;
int count;
char *cp;
char c;
struct nstr_item nstr;
char buf[1024];
if (!(cp = getstarg(player->argp[1], "wing? ", buf)))
return RET_SYN;
c = *cp;
if (!isalpha(c) && c != '~') {
pr("Specify wing, (1 alpha char or '~')\n");
return RET_SYN;
}
if (c == '~')
c = 0;
if (!snxtitem(&nstr, EF_PLANE, player->argp[2], NULL))
return RET_SYN;
count = 0;
while (nxtitem(&nstr, &plane)) {
if (plane.pln_own != player->cnum)
continue;
if (plane.pln_wing == c)
continue;
plane.pln_wing = c;
putplane(plane.pln_uid, &plane);
count++;
}
pr("%d plane%s added to wing `%1.1s'\n", count, splur(count), &c);
return RET_OK;
}
int
range(void)
{
struct nstr_item np;
struct plnstr plane;
int i, rmax;
char *p;
char buf[1024];
if (!snxtitem(&np, EF_PLANE, player->argp[1], NULL))
return RET_SYN;
while (nxtitem(&np, &plane)) {
if (!player->owner || plane.pln_own == 0)
continue;
p = getstarg(player->argp[2], "New range? ", buf);
if (!p)
return RET_FAIL;
if (!check_plane_ok(&plane))
return RET_SYN;
if ((i = atoi(p)) < 0)
continue;
rmax = pln_range_max(&plane);
plane.pln_range = MIN(rmax, i);
pr("Plane %d range changed to %d\n",
plane.pln_uid, plane.pln_range);
putplane(plane.pln_uid, &plane);
}
return RET_OK;
}
int
put_plane_on_land(struct plnstr *plane, struct lndstr *land)
{
if (plane->pln_land == land->lnd_uid)
return 1; /* Already on unit */
if (!(plchr[plane->pln_type].pl_flags & P_E))
return 0;
if (lnd_nxlight(land) >= lchr[land->lnd_type].l_nxlight)
return 0;
plane->pln_x = land->lnd_x;
plane->pln_y = land->lnd_y;
plane->pln_land = land->lnd_uid;
putplane(plane->pln_uid, plane);
return 1;
}
void
pln_put1(struct plist *plp)
{
struct plnstr *pp;
struct shpstr ship;
struct sctstr sect;
pp = &plp->plane;
if (CANT_HAPPEN((pp->pln_flags & PLN_LAUNCHED)
&& (plchr[pp->pln_type].pl_flags & P_M)
&& pp->pln_effic >= PLANE_MINEFF))
pp->pln_effic = 0; /* bug: missile launched but not used up */
if (!(pp->pln_flags & PLN_LAUNCHED))
; /* never took off */
else if (pp->pln_effic < PLANE_MINEFF) {
; /* destroyed */
} else if (pp->pln_ship >= 0) {
/* It is landing on a carrier */
getship(pp->pln_ship, &ship);
/* We should do more, like make sure it's really
a carrier, etc. but for now just make sure it's
not sunk. */
if (ship.shp_effic < SHIP_MINEFF) {
mpr(pp->pln_own,
"Ship #%d has been sunk, plane #%d has nowhere to land, and\n"
"splashes into the sea.\n",
pp->pln_ship, pp->pln_uid);
pp->pln_effic = 0;
}
} else {
/* Presume we are landing back in a sector. */
getsect(pp->pln_x, pp->pln_y, §);
if (sect.sct_type == SCT_WATER || sect.sct_type == SCT_WASTE) {
mpr(pp->pln_own,
"Nowhere to land at %s, plane #%d crashes and burns...\n",
xyas(pp->pln_x, pp->pln_y, pp->pln_own), pp->pln_uid);
pp->pln_effic = 0;
}
}
pp->pln_flags &= ~PLN_LAUNCHED;
putplane(pp->pln_uid, pp);
emp_remque(&plp->queue);
free(plp);
}
int
put_plane_on_ship(struct plnstr *plane, struct shpstr *ship)
{
int n, nch, nxl, nmsl;
if (plane->pln_ship == ship->shp_uid)
return 1; /* Already on ship */
n = shp_nplane(ship, &nch, &nxl, &nmsl);
if (!inc_shp_nplane(plane, &nch, &nxl, &nmsl))
return 0; /* not a carrier plane */
if (!ship_can_carry(ship, n + 1, nch, nxl, nmsl))
return 0; /* no space */
plane->pln_x = ship->shp_x;
plane->pln_y = ship->shp_y;
plane->pln_ship = ship->shp_uid;
putplane(plane->pln_uid, plane);
return 1;
}
static int
load_plane_land(struct sctstr *sectp, struct lndstr *lp, int noisy,
int load_unload, int *nunitsp)
{
struct nstr_item ni;
struct plnstr pln;
int loaded = 0;
char *p;
char prompt[512];
char buf[1024];
struct lchrstr *lcp = lchr + lp->lnd_type;
if (!lcp->l_nxlight) {
if (noisy)
pr("%s cannot carry extra-light planes.\n", prland(lp));
return 0;
}
if (load_unload == LOAD && lnd_nxlight(lp) >= lcp->l_nxlight) {
if (noisy)
pr("%s doesn't have room for any more extra-light planes\n",
prland(lp));
return 0;
}
sprintf(prompt, "Plane(s) to %s %s? ",
load_unload == LOAD ? "load onto" : "unload from", prland(lp));
p = getstarg(player->argp[3], prompt, buf);
if (!p)
return RET_SYN;
if (!snxtitem(&ni, EF_PLANE, p, NULL))
return RET_SYN;
if (!still_ok_land(sectp, lp))
return RET_SYN;
if (noisy && p && *p)
noisy = isdigit(*p);
while (nxtitem(&ni, &pln)) {
if (!player->owner)
continue;
if (!(plchr[(int)pln.pln_type].pl_flags & P_E)) {
if (noisy)
pr("You can only load xlight planes onto units.\n");
continue;
}
if (load_unload == LOAD && pln.pln_ship > -1) {
if (noisy)
pr("%s is already on ship #%d!\n",
prplane(&pln), pln.pln_ship);
continue;
}
if (load_unload == LOAD && pln.pln_land > -1) {
if (noisy)
pr("%s is already on unit #%d!\n",
prplane(&pln), pln.pln_land);
continue;
}
if (pln.pln_harden != 0) {
if (noisy)
pr("%s has been hardened and can't be loaded\n",
prplane(&pln));
continue;
}
/* Plane sanity done */
/* Find the right unit */
if (load_unload == UNLOAD) {
if (pln.pln_land != lp->lnd_uid)
continue;
} else if (lp->lnd_x != pln.pln_x || lp->lnd_y != pln.pln_y)
continue;
/* Fit plane on unit */
if (load_unload == LOAD) {
if (!put_plane_on_land(&pln, lp)) {
if (noisy)
pr("Can't put plane %d on this unit!\n", pln.pln_uid);
continue;
}
sprintf(buf, "loaded on %s at %s",
prland(lp), xyas(lp->lnd_x, lp->lnd_y, lp->lnd_own));
gift(lp->lnd_own, player->cnum, &pln, buf);
putplane(pln.pln_uid, &pln);
} else {
pln.pln_land = -1;
sprintf(buf, "unloaded at your sector at %s",
xyas(sectp->sct_x, sectp->sct_y, sectp->sct_own));
gift(sectp->sct_own, player->cnum, &pln, buf);
putplane(pln.pln_uid, &pln);
}
pr("%s %s %s at %s.\n",
prplane(&pln),
(load_unload == UNLOAD) ?
"unloaded from" : "loaded onto",
prland(lp), xyas(lp->lnd_x, lp->lnd_y, player->cnum));
loaded = 1;
}
*nunitsp += loaded;
return 0;
}
static int
load_plane_ship(struct sctstr *sectp, struct shpstr *sp, int noisy,
int load_unload, int *nshipsp)
{
struct nstr_item ni;
struct plnstr pln;
int loaded = 0;
char buf[1024];
char *p;
char prompt[512];
struct mchrstr *mcp = mchr + sp->shp_type;
if (mcp->m_nplanes + mcp->m_nchoppers + mcp->m_nxlight == 0) {
if (noisy)
pr("%s cannot carry planes\n", prship(sp));
return 0;
}
if (load_unload == LOAD &&
shp_nplane(sp, NULL, NULL, NULL)
>= mcp->m_nchoppers + mcp->m_nxlight + mcp->m_nplanes) {
if (noisy)
pr("%s doesn't have room for any more planes\n", prship(sp));
return 0;
}
sprintf(prompt, "Plane(s) to %s %s? ",
load_unload == LOAD ? "load onto" : "unload from", prship(sp));
p = getstarg(player->argp[3], prompt, buf);
if (!p)
return RET_SYN;
if (!snxtitem(&ni, EF_PLANE, p, NULL))
return RET_SYN;
if (!still_ok_ship(sectp, sp))
return RET_SYN;
if (noisy && p && *p)
noisy = isdigit(*p);
while (nxtitem(&ni, &pln)) {
if (!player->owner)
continue;
if (!(plchr[(int)pln.pln_type].pl_flags & P_L)
&& !(plchr[(int)pln.pln_type].pl_flags & P_E)
&& !(plchr[(int)pln.pln_type].pl_flags & P_K)
&& !(plchr[(int)pln.pln_type].pl_flags & P_M)
) {
if (noisy)
pr("You can only load light planes, helos, xtra-light, or missiles onto ships.\n");
continue;
}
if (load_unload == LOAD && pln.pln_ship > -1) {
if (noisy)
pr("%s is already on ship #%d!\n",
prplane(&pln), pln.pln_ship);
continue;
}
if (load_unload == LOAD && pln.pln_land > -1) {
if (noisy)
pr("%s is already on land unit #%d!\n",
prplane(&pln), pln.pln_land);
continue;
}
if (pln.pln_harden != 0) {
if (noisy)
pr("%s has been hardened and can't be loaded\n",
prplane(&pln));
continue;
}
if (load_unload == UNLOAD) {
if (pln.pln_ship != sp->shp_uid)
continue;
} else if (sp->shp_x != pln.pln_x || sp->shp_y != pln.pln_y)
continue;
if (!could_be_on_ship(&pln, sp)) {
if (noisy) {
if (plchr[(int)pln.pln_type].pl_flags & P_K)
p = "choppers";
else if (plchr[(int)pln.pln_type].pl_flags & P_E)
p = "extra light planes";
else if (plchr[(int)pln.pln_type].pl_flags & P_M)
p = "missiles";
else
p = "planes";
pr("%s cannot carry %s.\n", prship(sp), p);
}
continue;
}
/* Fit plane on ship */
if (load_unload == LOAD) {
if (!put_plane_on_ship(&pln, sp)) {
if (noisy)
pr("Can't put plane %d on this ship!\n", pln.pln_uid);
continue;
}
sprintf(buf, "loaded on your %s at %s",
prship(sp), xyas(sp->shp_x, sp->shp_y, sp->shp_own));
gift(sp->shp_own, player->cnum, &pln, buf);
putplane(pln.pln_uid, &pln);
} else {
pln.pln_ship = -1;
sprintf(buf, "unloaded in your %s at %s",
dchr[sectp->sct_type].d_name,
xyas(sectp->sct_x, sectp->sct_y, sectp->sct_own));
gift(sectp->sct_own, player->cnum, &pln, buf);
putplane(pln.pln_uid, &pln);
}
pr("%s %s %s at %s.\n",
prplane(&pln),
(load_unload == UNLOAD) ?
"unloaded from" : "loaded onto",
prship(sp), xyas(sp->shp_x, sp->shp_y, player->cnum));
loaded = 1;
}
*nshipsp += loaded;
return 0;
}
static int
pupgr(void)
{
struct sctstr sect;
struct natstr *natp;
struct nstr_item ni;
struct plnstr plane;
struct plchrstr *pp;
int n;
int tlev;
int avail, cost;
int cash;
if (!snxtitem(&ni, EF_PLANE, player->argp[2], NULL))
return RET_SYN;
natp = getnatp(player->cnum);
cash = natp->nat_money;
tlev = (int)natp->nat_level[NAT_TLEV];
n = 0;
while (nxtitem(&ni, &plane)) {
if (plane.pln_own == 0)
continue;
getsect(plane.pln_x, plane.pln_y, §);
if (sect.sct_own != player->cnum)
continue;
if (sect.sct_type != SCT_AIRPT || sect.sct_effic < 60)
continue;
if (relations_with(plane.pln_own, sect.sct_own) < FRIENDLY) {
pr("You are not on friendly terms with the owner of plane %d!\n",
plane.pln_uid);
continue;
}
if (pln_is_in_orbit(&plane)) {
pr("Plane %s is in orbit!\n", prplane(&plane));
continue;
}
if (plane.pln_flags & PLN_LAUNCHED)
continue;
n++;
pp = &plchr[(int)plane.pln_type];
avail = (PLN_BLD_WORK(pp->pl_lcm, pp->pl_hcm) * UPGR_COST + 99) / 100;
if (sect.sct_avail < avail) {
pr("Not enough available work in %s to upgrade a %s\n",
xyas(sect.sct_x, sect.sct_y, player->cnum), pp->pl_name);
pr(" (%d available work required)\n", avail);
continue;
}
if (plane.pln_effic < 60) {
pr("%s is too damaged to upgrade!\n", prplane(&plane));
continue;
}
if (plane.pln_tech >= tlev) {
pr("%s tech: %d, yours is only %d\n",
prplane(&plane), plane.pln_tech, tlev);
continue;
}
cost = pp->pl_cost * UPGR_COST / 100;
if (cost + player->dolcost > cash) {
pr("You don't have enough money to upgrade %s!\n",
prplane(&plane));
continue;
}
sect.sct_avail -= avail;
plane.pln_effic -= UPGR_EFF;
pln_set_tech(&plane, tlev);
plane.pln_harden = 0;
plane.pln_mission = 0;
putplane(plane.pln_uid, &plane);
putsect(§);
player->dolcost += cost;
pr("%s upgraded to tech %d, at a cost of %d\n",
prplane(&plane), plane.pln_tech, cost);
if (plane.pln_own != player->cnum)
wu(0, plane.pln_own,
"%s upgraded by %s to tech %d, at a cost of %d\n",
prplane(&plane), cname(player->cnum), plane.pln_tech, cost);
}
if (n == 0) {
pr("No planes.\n");
return RET_SYN;
}
return RET_OK;
}
int
detonate(struct nukstr *np, coord x, coord y, int airburst)
{
int nuketype = np->nuk_type;
struct nchrstr *ncp;
struct plnstr plane;
struct sctstr sect;
struct shpstr ship;
struct lndstr land;
struct nukstr nuke;
natid own;
int type;
int damage;
int fallout;
int rad;
struct nstr_sect ns;
struct nstr_item ni;
int changed = 0;
pr("Releasing RV's for %s detonation...\n",
airburst ? "airburst" : "groundburst");
getsect(x, y, §);
ncp = &nchr[nuketype];
kaboom(x, y, ncp->n_blast);
rad = ncp->n_blast;
if (!airburst)
rad = rad * 2 / 3;
if (sect.sct_type == SCT_WATER)
rad = 0; /* Nukes falling on water affect only 1 sector */
np->nuk_effic = 0;
putnuke(np->nuk_uid, np);
snxtsct_dist(&ns, x, y, rad);
while (nxtsct(&ns, §)) {
own = sect.sct_own;
type = sect.sct_type;
if ((damage = nukedamage(ncp, ns.curdist, airburst)) <= 0)
continue;
if (type == SCT_SANCT) {
pr("bounced off %s\n", xyas(ns.x, ns.y, player->cnum));
mpr(own, "%s nuclear device bounced off %s\n",
cname(player->cnum), xyas(ns.x, ns.y, own));
nreport(player->cnum, N_NUKE, own, 1);
continue;
}
sect_damage(§, damage);
if (opt_FALLOUT) {
fallout = sect.sct_fallout;
if (ncp->n_flags & N_NEUT)
fallout += damage * 30;
else
fallout += damage * 3;
sect.sct_fallout = MIN(fallout, FALLOUT_MAX);
}
if (damage > 100) {
sect.sct_oldown = 0;
sect.sct_own = 0;
if (type == SCT_WATER || type == SCT_BSPAN ||
type == SCT_BTOWER) {
if (type != SCT_WATER) {
pr("left nothing but water in %s\n",
xyas(ns.x, ns.y, player->cnum));
if (own != player->cnum)
mpr(own,
"%s nuclear device left nothing but water in %s\n",
cname(player->cnum), xyas(ns.x, ns.y, own));
sect.sct_newtype = SCT_WATER;
sect.sct_type = SCT_WATER;
}
} else {
sect.sct_newtype = SCT_WASTE;
sect.sct_type = SCT_WASTE;
pr("turned %s into a radioactive wasteland\n",
xyas(ns.x, ns.y, player->cnum));
if (own != player->cnum)
mpr(own,
"%s nuclear device turned %s into a radioactive wasteland\n",
cname(player->cnum), xyas(ns.x, ns.y, own));
}
changed |= map_set(player->cnum, sect.sct_x, sect.sct_y,
dchr[sect.sct_type].d_mnem, 0);
} else {
pr("did %d%% damage in %s\n",
damage, xyas(ns.x, ns.y, player->cnum));
if (own != player->cnum)
mpr(own, "%s nuclear device did %d%% damage in %s\n",
cname(player->cnum), damage, xyas(ns.x, ns.y, own));
}
(void)putsect(§);
if (type != SCT_WATER)
nreport(player->cnum, N_NUKE, own, 1);
}
if (changed)
writebmap(player->cnum);
snxtitem_dist(&ni, EF_PLANE, x, y, rad);
while (nxtitem(&ni, &plane)) {
if ((own = plane.pln_own) == 0)
continue;
if (plane.pln_flags & PLN_LAUNCHED)
continue;
damage = nukedamage(ncp, ni.curdist, airburst) - plane.pln_harden;
if (damage <= 0)
continue;
if (plane.pln_ship >= 0) {
/* Are we on a sub? */
getship(plane.pln_ship, &ship);
if (mchr[(int)ship.shp_type].m_flags & M_SUB) {
struct sctstr sect1;
/* Should we damage this sub? */
getsect(ship.shp_x, ship.shp_y, §1);
if (sect1.sct_type == SCT_BSPAN ||
sect1.sct_type == SCT_BTOWER ||
sect1.sct_type == SCT_WATER) {
/* Ok, we're not in a harbor or trapped
inland. Now, did we get pasted
directly? */
if (ship.shp_x != x || ship.shp_y != y) {
/* Nope, so don't mess with it */
continue;
}
}
}
}
planedamage(&plane, damage);
if (own == player->cnum) {
pr("%s at %s reports %d%% damage\n",
prplane(&plane),
xyas(plane.pln_x, plane.pln_y, player->cnum), damage);
} else {
mpr(own, "%s nuclear device did %d%% damage to %s at %s\n",
cname(player->cnum), damage,
prplane(&plane), xyas(plane.pln_x, plane.pln_y, own));
}
putplane(ni.cur, &plane);
}
snxtitem_dist(&ni, EF_LAND, x, y, rad);
while (nxtitem(&ni, &land)) {
if ((own = land.lnd_own) == 0)
continue;
if ((damage = nukedamage(ncp, ni.curdist, airburst)) <= 0)
continue;
if (land.lnd_ship >= 0) {
/* Are we on a sub? */
getship(land.lnd_ship, &ship);
if (mchr[(int)ship.shp_type].m_flags & M_SUB) {
struct sctstr sect1;
/* Should we damage this sub? */
getsect(ship.shp_x, ship.shp_y, §1);
if (sect1.sct_type == SCT_BSPAN ||
sect1.sct_type == SCT_BTOWER ||
sect1.sct_type == SCT_WATER) {
/* Ok, we're not in a harbor or trapped
inland. Now, did we get pasted
directly? */
if (ship.shp_x != x || ship.shp_y != y) {
/* Nope, so don't mess with it */
continue;
}
}
}
}
land_damage(&land, damage);
if (own == player->cnum) {
pr("%s at %s reports %d%% damage\n",
prland(&land), xyas(land.lnd_x, land.lnd_y, player->cnum),
damage);
} else {
mpr(own, "%s nuclear device did %d%% damage to %s at %s\n",
cname(player->cnum), damage,
prland(&land), xyas(land.lnd_x, land.lnd_y, own));
}
putland(land.lnd_uid, &land);
}
snxtitem_dist(&ni, EF_SHIP, x, y, rad);
while (nxtitem(&ni, &ship)) {
if ((own = ship.shp_own) == 0)
continue;
if ((damage = nukedamage(ncp, ni.curdist, airburst)) <= 0)
continue;
if (mchr[(int)ship.shp_type].m_flags & M_SUB) {
struct sctstr sect1;
/* Should we damage this sub? */
getsect(ship.shp_x, ship.shp_y, §1);
if (sect1.sct_type == SCT_BSPAN ||
sect1.sct_type == SCT_BTOWER ||
sect1.sct_type == SCT_WATER) {
/* Ok, we're not in a harbor or trapped
inland. Now, did we get pasted
directly? */
if (ship.shp_x != x || ship.shp_y != y) {
/* Nope, so don't mess with it */
continue;
}
}
}
ship_damage(&ship, damage);
if (own == player->cnum) {
pr("%s at %s reports %d%% damage\n",
prship(&ship), xyas(ship.shp_x, ship.shp_y, player->cnum),
damage);
} else {
mpr(own, "%s nuclear device did %d%% damage to %s at %s\n",
cname(player->cnum), damage, prship(&ship),
xyas(ship.shp_x, ship.shp_y, own));
}
putship(ship.shp_uid, &ship);
}
snxtitem_dist(&ni, EF_NUKE, x, y, rad);
while (nxtitem(&ni, &nuke)) {
if ((own = nuke.nuk_own) == 0)
continue;
if ((damage = nukedamage(ncp, ni.curdist, airburst)) <= 0)
continue;
if (!pct_chance(damage))
continue;
nuke.nuk_effic = 0;
if (own == player->cnum) {
pr("%s at %s destroyed\n",
prnuke(&nuke), xyas(nuke.nuk_x, nuke.nuk_y, player->cnum));
} else {
mpr(own, "%s nuclear device destroyed %s at %s\n",
cname(player->cnum), prnuke(&nuke),
xyas(nuke.nuk_x, nuke.nuk_y, own));
}
putnuke(ni.cur, &nuke);
}
return nukedamage(ncp, 0, airburst);
}
/* Knock down a bridge span. Note that this does NOT write the
* sector out to the database, it's up to the caller to do that. */
static void
knockdown(struct sctstr *sp)
{
struct lndstr land;
struct plnstr plane;
struct nukstr nuke;
struct nstr_item ni;
mpr(sp->sct_own,
"Crumble... SCREEEECH! Splash! Bridge%s falls at %s!\n",
sp->sct_type == SCT_BTOWER ? " tower" : "",
xyas(sp->sct_x, sp->sct_y, sp->sct_own));
if (!SCT_MINES_ARE_SEAMINES(sp))
sp->sct_mines = 0;
sp->sct_type = SCT_WATER;
sp->sct_newtype = SCT_WATER;
sp->sct_own = 0;
sp->sct_oldown = 0;
sp->sct_mobil = 0;
sp->sct_effic = 0;
/* Sink all the units */
snxtitem_xy(&ni, EF_LAND, sp->sct_x, sp->sct_y);
while (nxtitem(&ni, &land)) {
if (land.lnd_own == 0)
continue;
if (land.lnd_ship >= 0)
continue;
mpr(land.lnd_own, " AARGH! %s tumbles to its doom!\n",
prland(&land));
land.lnd_effic = 0;
putland(land.lnd_uid, &land);
}
/* Sink all the planes */
snxtitem_xy(&ni, EF_PLANE, sp->sct_x, sp->sct_y);
while (nxtitem(&ni, &plane)) {
if (plane.pln_own == 0)
continue;
if (plane.pln_flags & PLN_LAUNCHED)
continue;
if (plane.pln_ship >= 0)
continue;
mpr(plane.pln_own, " AARGH! %s tumbles to its doom!\n",
prplane(&plane));
plane.pln_effic = 0;
putplane(plane.pln_uid, &plane);
}
/* Sink all the nukes */
snxtitem_xy(&ni, EF_NUKE, sp->sct_x, sp->sct_y);
while (nxtitem(&ni, &nuke)) {
if (nuke.nuk_own == 0)
continue;
if (nuke.nuk_plane >= 0)
continue;
mpr(nuke.nuk_own, " %s sinks to the bottom of the sea!\n",
prnuke(&nuke));
nuke.nuk_effic = 0;
putnuke(nuke.nuk_uid, &nuke);
}
memset(sp->sct_item, 0, sizeof(sp->sct_item));
memset(sp->sct_del, 0, sizeof(sp->sct_del));
memset(sp->sct_dist, 0, sizeof(sp->sct_dist));
sp->sct_pstage = PLG_HEALTHY;
sp->sct_ptime = 0;
sp->sct_che = 0;
sp->sct_che_target = 0;
}
int
msl_launch(struct plnstr *pp, int type, char *what, coord x, coord y,
natid victim, int *sublaunchp)
{
struct shpstr ship;
struct nukstr nuke;
int sublaunch = 0;
char *base, *in_or_at, *from;
mpr(pp->pln_own, "Preparing to launch %s at %s %s %s%s\n",
prplane(pp),
cname(victim),
what,
type != EF_SECTOR ? "in " : "",
xyas(x, y, pp->pln_own));
if (pp->pln_ship >= 0) {
getship(pp->pln_ship, &ship);
base = prship(&ship);
in_or_at = " in ";
if (mchr[(int)ship.shp_type].m_flags & M_SUB) {
sublaunch = 1;
from = "in hatch";
} else
from = "on deck";
} else {
if (pp->pln_harden > 0) {
base = "missile silo";
in_or_at = " at ";
from = "in silo";
} else {
base = in_or_at = "";
from = "on launch pad";
}
}
mpr(pp->pln_own, "\tLaunching from %s%s%s\n",
base, in_or_at, xyas(pp->pln_x, pp->pln_y, pp->pln_own));
CANT_HAPPEN(pp->pln_flags & PLN_LAUNCHED);
pp->pln_flags |= PLN_LAUNCHED;
putplane(pp->pln_uid, pp);
if (chance((0.05 + (100 - pp->pln_effic) / 100.0)
* (1 - techfact(pp->pln_tech, 1.0)))) {
mpr(pp->pln_own, "KABOOOOM! Missile explodes %s!\n", from);
if (getnuke(nuk_on_plane(pp), &nuke)) {
mpr(pp->pln_own, "%s lost!\n", prnuke(&nuke));
nuke.nuk_effic = 0;
putnuke(nuke.nuk_uid, &nuke);
}
#if 0
/*
* Disabled for now, because it breaks callers that call
* msl_launch() for each member of a list of planes, created
* by msl_sel() or perform_mission(). Damage to the base can
* damage other planes. Any copies of them in the list become
* stale. When msl_launch() modifies and writes back such a
* stale copy, the damage gets wiped out, triggering a seqno
* oops.
*/
if (chance(0.33)) {
struct sctstr sect;
int dam;
dam = pln_damage(pp, 'p', NULL) / 2;
if (pp->pln_ship >= 0) {
shipdamage(&ship, dam);
putship(ship.shp_uid, &ship);
} else {
mpr(pp->pln_own, "Explosion damages %s %d%%\n",
xyas(pp->pln_x, pp->pln_y, pp->pln_own), dam);
getsect(pp->pln_x, pp->pln_y, §);
sectdamage(§, dam);
putsect(§);
}
}
#endif
return -1;
}
mpr(pp->pln_own, "\tSHWOOOOOSH! Missile launched!\n");
if (type != EF_PLANE)
mpr(victim, "Incoming %s missile sighted at %s...\n",
sublaunch ? "sub-launched" : cname(pp->pln_own),
xyas(x, y, victim));
if (type == EF_SECTOR || type == EF_LAND) {
if (msl_abm_intercept(pp, x, y, sublaunch))
return -1;
}
if (type == EF_SHIP) {
if (shp_missile_defense(x, y, pp->pln_own, pln_def(pp))) {
return -1;
}
}
if (sublaunchp)
*sublaunchp = sublaunch;
return 0;
}
static int
msl_intercept(struct plnstr *msl, struct sctstr *sp, int sublaunch,
struct emp_qelem *irvlist, char *att_name, char *def_name,
int news_item)
{
struct plnstr *pp;
struct emp_qelem *intlist;
struct emp_qelem intfoo;
struct emp_qelem *qp;
struct emp_qelem *next;
struct plist *ip;
int icount = 0;
short destroyed;
char *who = sublaunch ? "" : cname(msl->pln_own);
intlist = &intfoo;
emp_initque(intlist);
/* First choose interceptors belonging to the target sector */
/* only allow two defense missiles per missile attack */
for (qp = irvlist->q_forw; qp != irvlist && icount < 2; qp = next) {
next = qp->q_forw;
ip = (struct plist *)qp;
pp = &ip->plane;
if (pp->pln_own != sp->sct_own)
continue;
if (mission_pln_equip(ip, NULL, 'i') < 0) {
emp_remque(qp);
free(qp);
continue;
}
/* got one interceptor, delete from irv_list and
* add to int_list.
*/
emp_remque(qp);
emp_insque(qp, intlist);
putplane(pp->pln_uid, pp);
icount++;
}
/* only allow two defense missiles per missile attack */
for (qp = irvlist->q_forw; qp != irvlist && icount < 2; qp = next) {
next = qp->q_forw;
ip = (struct plist *)qp;
pp = &ip->plane;
if (mission_pln_equip(ip, NULL, 'i') < 0) {
emp_remque(qp);
free(qp);
continue;
}
/* got one interceptor, delete from irv_list and
* add to int_list.
*/
emp_remque(qp);
emp_insque(qp, intlist);
putplane(pp->pln_uid, pp);
icount++;
}
/* Now, clean out the queue */
while (!QEMPTY(irvlist)) {
qp = irvlist->q_forw;
emp_remque(qp);
free(qp);
}
if (icount == 0) {
mpr(sp->sct_own, "No %ss launched to intercept.\n", def_name);
return 0;
}
/* attempt to destroy incoming missile */
destroyed = 0;
while (!destroyed && !QEMPTY(intlist)) {
qp = intlist->q_forw;
ip = (struct plist *)qp;
pp = &ip->plane;
mpr(msl->pln_own, "%s %s launched in defense!\n",
cname(pp->pln_own), def_name);
if (sp->sct_own == pp->pln_own) {
mpr(sp->sct_own, "%s launched to intercept %s %s!\n",
def_name, who, att_name);
} else {
mpr(sp->sct_own,
"%s launched an %s to intercept the %s %s!\n",
cname(pp->pln_own), def_name, who, att_name);
mpr(pp->pln_own,
"%s launched to intercept %s %s arcing towards %s territory!\n",
def_name, who, att_name, cname(sp->sct_own));
}
if (msl_launch(pp, EF_PLANE, att_name, sp->sct_x, sp->sct_y,
msl->pln_own, NULL) >= 0
&& msl_hit(pp, pln_def(msl), EF_PLANE, 0, 0, 0, msl->pln_own)) {
mpr(msl->pln_own, "%s destroyed by %s %s!\n",
att_name, cname(pp->pln_own), def_name);
mpr(sp->sct_own, "%s %s intercepted!\n", who, att_name);
if (sp->sct_own != pp->pln_own)
mpr(pp->pln_own, "%s %s intercepted!\n", who, att_name);
if (sublaunch)
nreport(pp->pln_own, news_item, 0, 1);
else
nreport(pp->pln_own, news_item, msl->pln_own, 1);
destroyed = 1;
}
/* zap the missile */
pp->pln_effic = 0;
putplane(pp->pln_uid, pp);
emp_remque(qp);
free(qp);
}
/* Clean out what is left in the list */
while (!QEMPTY(intlist)) {
qp = intlist->q_forw;
emp_remque(qp);
free(qp);
}
if (destroyed)
return 1;
if (icount) {
mpr(msl->pln_own, "%s made it through %s defenses!\n",
att_name, def_name);
mpr(sp->sct_own, "%s made it through %s defenses!\n",
att_name, def_name);
}
return 0;
}
void
pln_sel(struct nstr_item *ni, struct emp_qelem *list, struct sctstr *ap,
int ap_to_target, int rangemult, int wantflags, int nowantflags)
{
struct plnstr plane;
int range;
struct plchrstr *pcp;
struct plist *plp;
emp_initque(list);
while (nxtitem(ni, &plane)) {
/*
* It would be nice to let deities fly foreign planes, but
* much of the code assumes that only the plane's owner can
* fly it.
*/
if (!plane.pln_own || plane.pln_own != player->cnum)
continue;
if (plane.pln_mobil <= 0)
continue;
if (plane.pln_effic < 40) {
pr("%s not efficient enough (must be 40%%)\n",
prplane(&plane));
continue;
}
if (!pln_capable(&plane, wantflags, nowantflags))
continue;
if (opt_MARKET) {
if (ontradingblock(EF_PLANE, &plane)) {
pr("plane #%d inelligible - it's for sale.\n",
plane.pln_uid);
continue;
}
}
range = mapdist(plane.pln_x, plane.pln_y, ap->sct_x, ap->sct_y);
if (range > 4) {
pr("%s too far from assembly point\n", prplane(&plane));
continue;
}
range += ap_to_target;
range *= rangemult;
pcp = &plchr[(int)plane.pln_type];
if (plane.pln_range < range) {
pr("%s out of range (%d:%d)\n",
prplane(&plane), plane.pln_range, range);
continue;
}
if (!pln_airbase_ok(&plane, rangemult != 2, 1))
continue;
pr("%s standing by\n", prplane(&plane));
plane.pln_mission = 0;
putplane(plane.pln_uid, &plane);
plp = malloc(sizeof(struct plist));
plp->load = 0;
plp->pstage = PLG_HEALTHY;
plp->pcp = pcp;
plp->plane = plane;
emp_insque(&plp->queue, list);
}
}