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NetBSD/games/hack/hack.c

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/* $NetBSD: hack.c,v 1.8 2009/06/07 18:30:39 dholland Exp $ */
/*
* Copyright (c) 1985, Stichting Centrum voor Wiskunde en Informatica,
* Amsterdam
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* - Neither the name of the Stichting Centrum voor Wiskunde en
* Informatica, nor the names of its contributors may be used to endorse or
* promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* Copyright (c) 1982 Jay Fenlason <hack@gnu.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: hack.c,v 1.8 2009/06/07 18:30:39 dholland Exp $");
#endif /* not lint */
#include "hack.h"
#include "extern.h"
/*
* called on movement: 1. when throwing ball+chain far away 2. when
* teleporting 3. when walking out of a lit room
*/
void
unsee(void)
{
int x, y;
struct rm *lev;
/*
if(u.udispl){
u.udispl = 0;
newsym(u.udisx, u.udisy);
}
*/
#ifndef QUEST
if (seehx) {
seehx = 0;
} else
#endif /* QUEST */
for (x = u.ux - 1; x < u.ux + 2; x++)
for (y = u.uy - 1; y < u.uy + 2; y++) {
if (!isok(x, y))
continue;
lev = &levl[x][y];
if (!lev->lit && lev->scrsym == '.') {
lev->scrsym = ' ';
lev->new = 1;
on_scr(x, y);
}
}
}
/*
* called: in hack.eat.c: seeoff(0) - blind after eating rotten food in
* hack.mon.c: seeoff(0) - blinded by a yellow light in hack.mon.c: seeoff(1)
* - swallowed in hack.do.c: seeoff(0) - blind after drinking potion in
* hack.do.c: seeoff(1) - go up or down the stairs in hack.trap.c:seeoff(1)
* - fall through trapdoor
*/
/* mode: */
/* 1 to redo @, 0 to leave them *//* 1 means
* misc movement, 0 means blindness */
void
seeoff(int mode)
{
int x, y;
struct rm *lev;
if (u.udispl && mode) {
u.udispl = 0;
levl[u.udisx][u.udisy].scrsym = news0(u.udisx, u.udisy);
}
#ifndef QUEST
if (seehx) {
seehx = 0;
} else
#endif /* QUEST */
if (!mode) {
for (x = u.ux - 1; x < u.ux + 2; x++)
for (y = u.uy - 1; y < u.uy + 2; y++) {
if (!isok(x, y))
continue;
lev = &levl[x][y];
if (!lev->lit && lev->scrsym == '.')
lev->seen = 0;
}
}
}
void
domove(void)
{
xchar oldx, oldy;
struct monst *mtmp = NULL;
struct rm *tmpr, *ust;
struct trap *trap = NULL;
struct obj *otmp = NULL;
u_wipe_engr(rnd(5));
if (inv_weight() > 0) {
pline("You collapse under your load.");
nomul(0);
return;
}
if (u.uswallow) {
u.dx = u.dy = 0;
u.ux = u.ustuck->mx;
u.uy = u.ustuck->my;
} else {
if (Confusion) {
do {
confdir();
} while (!isok(u.ux + u.dx, u.uy + u.dy) ||
IS_ROCK(levl[u.ux + u.dx][u.uy + u.dy].typ));
}
if (!isok(u.ux + u.dx, u.uy + u.dy)) {
nomul(0);
return;
}
}
ust = &levl[u.ux][u.uy];
oldx = u.ux;
oldy = u.uy;
if (!u.uswallow && (trap = t_at(u.ux + u.dx, u.uy + u.dy)) && trap->tseen)
nomul(0);
if (u.ustuck && !u.uswallow && (u.ux + u.dx != u.ustuck->mx ||
u.uy + u.dy != u.ustuck->my)) {
if (dist(u.ustuck->mx, u.ustuck->my) > 2) {
/* perhaps it fled (or was teleported or ... ) */
u.ustuck = 0;
} else {
if (Blind)
pline("You cannot escape from it!");
else
pline("You cannot escape from %s!",
monnam(u.ustuck));
nomul(0);
return;
}
}
if (u.uswallow || (mtmp = m_at(u.ux + u.dx, u.uy + u.dy))) {
/* attack monster */
nomul(0);
gethungry();
if (multi < 0)
return; /* we just fainted */
/* try to attack; note that it might evade */
if (attack(u.uswallow ? u.ustuck : mtmp))
return;
}
/* not attacking an animal, so we try to move */
if (u.utrap) {
if (u.utraptype == TT_PIT) {
pline("You are still in a pit.");
u.utrap--;
} else {
pline("You are caught in a beartrap.");
if ((u.dx && u.dy) || !rn2(5))
u.utrap--;
}
return;
}
tmpr = &levl[u.ux + u.dx][u.uy + u.dy];
if (IS_ROCK(tmpr->typ) ||
(u.dx && u.dy && (tmpr->typ == DOOR || ust->typ == DOOR))) {
flags.move = 0;
nomul(0);
return;
}
while ((otmp = sobj_at(ENORMOUS_ROCK, u.ux + u.dx, u.uy + u.dy)) != NULL){
xchar rx = u.ux + 2 * u.dx, ry = u.uy + 2 * u.dy;
struct trap *ttmp;
nomul(0);
if (isok(rx, ry) && !IS_ROCK(levl[rx][ry].typ) &&
(levl[rx][ry].typ != DOOR || !(u.dx && u.dy)) &&
!sobj_at(ENORMOUS_ROCK, rx, ry)) {
if (m_at(rx, ry)) {
pline("You hear a monster behind the rock.");
pline("Perhaps that's why you cannot move it.");
goto cannot_push;
}
if ((ttmp = t_at(rx, ry)) != NULL)
switch (ttmp->ttyp) {
case PIT:
pline("You push the rock into a pit!");
deltrap(ttmp);
delobj(otmp);
pline("It completely fills the pit!");
continue;
case TELEP_TRAP:
pline("You push the rock and suddenly it disappears!");
delobj(otmp);
continue;
}
if (levl[rx][ry].typ == POOL) {
levl[rx][ry].typ = ROOM;
mnewsym(rx, ry);
prl(rx, ry);
pline("You push the rock into the water.");
pline("Now you can cross the water!");
delobj(otmp);
continue;
}
otmp->ox = rx;
otmp->oy = ry;
/* pobj(otmp); */
if (cansee(rx, ry))
atl(rx, ry, otmp->olet);
if (Invisible)
newsym(u.ux + u.dx, u.uy + u.dy);
{
static long lastmovetime;
/*
* note: this var contains garbage initially
* and after a restore
*/
if (moves > lastmovetime + 2 || moves < lastmovetime)
pline("With great effort you move the enormous rock.");
lastmovetime = moves;
}
} else {
pline("You try to move the enormous rock, but in vain.");
cannot_push:
if ((!invent || inv_weight() + 90 <= 0) &&
(!u.dx || !u.dy || (IS_ROCK(levl[u.ux][u.uy + u.dy].typ)
&& IS_ROCK(levl[u.ux + u.dx][u.uy].typ)))) {
pline("However, you can squeeze yourself into a small opening.");
break;
} else
return;
}
}
if (u.dx && u.dy && IS_ROCK(levl[u.ux][u.uy + u.dy].typ) &&
IS_ROCK(levl[u.ux + u.dx][u.uy].typ) &&
invent && inv_weight() + 40 > 0) {
pline("You are carrying too much to get through.");
nomul(0);
return;
}
if (Punished &&
DIST(u.ux + u.dx, u.uy + u.dy, uchain->ox, uchain->oy) > 2) {
if (carried(uball)) {
movobj(uchain, u.ux, u.uy);
goto nodrag;
}
if (DIST(u.ux + u.dx, u.uy + u.dy, uball->ox, uball->oy) < 3) {
/* leave ball, move chain under/over ball */
movobj(uchain, uball->ox, uball->oy);
goto nodrag;
}
if (inv_weight() + (int) uball->owt / 2 > 0) {
pline("You cannot %sdrag the heavy iron ball.",
invent ? "carry all that and also " : "");
nomul(0);
return;
}
movobj(uball, uchain->ox, uchain->oy);
unpobj(uball); /* BAH %% */
uchain->ox = u.ux;
uchain->oy = u.uy;
nomul(-2);
nomovemsg = "";
nodrag: ;
}
u.ux += u.dx;
u.uy += u.dy;
if (flags.run) {
if (tmpr->typ == DOOR ||
(xupstair == u.ux && yupstair == u.uy) ||
(xdnstair == u.ux && ydnstair == u.uy))
nomul(0);
}
if (tmpr->typ == POOL && !Levitation)
drown(); /* not necessarily fatal */
/*
if(u.udispl) {
u.udispl = 0;
newsym(oldx,oldy);
}
*/
if (!Blind) {
#ifdef QUEST
setsee();
#else
if (ust->lit) {
if (tmpr->lit) {
if (tmpr->typ == DOOR)
prl1(u.ux + u.dx, u.uy + u.dy);
else if (ust->typ == DOOR)
nose1(oldx - u.dx, oldy - u.dy);
} else {
unsee();
prl1(u.ux + u.dx, u.uy + u.dy);
}
} else {
if (tmpr->lit)
setsee();
else {
prl1(u.ux + u.dx, u.uy + u.dy);
if (tmpr->typ == DOOR) {
if (u.dy) {
prl(u.ux - 1, u.uy);
prl(u.ux + 1, u.uy);
} else {
prl(u.ux, u.uy - 1);
prl(u.ux, u.uy + 1);
}
}
}
nose1(oldx - u.dx, oldy - u.dy);
}
#endif /* QUEST */
} else {
pru();
}
if (!flags.nopick)
pickup(1);
if (trap)
dotrap(trap); /* fall into pit, arrow trap, etc. */
(void) inshop();
if (!Blind)
read_engr_at(u.ux, u.uy);
}
void
movobj(struct obj *obj, int ox, int oy)
{
/* Some dirty programming to get display right */
freeobj(obj);
unpobj(obj);
obj->nobj = fobj;
fobj = obj;
obj->ox = ox;
obj->oy = oy;
}
int
dopickup(void)
{
if (!g_at(u.ux, u.uy) && !o_at(u.ux, u.uy)) {
pline("There is nothing here to pick up.");
return (0);
}
if (Levitation) {
pline("You cannot reach the floor.");
return (1);
}
pickup(0);
return (1);
}
void
pickup(int all)
{
struct gold *gold;
struct obj *obj, *obj2;
int wt;
if (Levitation)
return;
while ((gold = g_at(u.ux, u.uy)) != NULL) {
pline("%ld gold piece%s.", gold->amount, plur(gold->amount));
u.ugold += gold->amount;
flags.botl = 1;
freegold(gold);
if (flags.run)
nomul(0);
if (Invisible)
newsym(u.ux, u.uy);
}
/* check for more than one object */
if (!all) {
int ct = 0;
for (obj = fobj; obj; obj = obj->nobj)
if (obj->ox == u.ux && obj->oy == u.uy)
if (!Punished || obj != uchain)
ct++;
if (ct < 2)
all++;
else
pline("There are several objects here.");
}
for (obj = fobj; obj; obj = obj2) {
obj2 = obj->nobj; /* perhaps obj will be picked up */
if (obj->ox == u.ux && obj->oy == u.uy) {
if (flags.run)
nomul(0);
/* do not pick up uchain */
if (Punished && obj == uchain)
continue;
if (!all) {
char c;
pline("Pick up %s ? [ynaq]", doname(obj));
while (!strchr("ynaq ", (c = readchar())))
bell();
if (c == 'q')
return;
if (c == 'n')
continue;
if (c == 'a')
all = 1;
}
if (obj->otyp == DEAD_COCKATRICE && !uarmg) {
pline("Touching the dead cockatrice is a fatal mistake.");
pline("You turn to stone.");
killer = "cockatrice cadaver";
done("died");
}
if (obj->otyp == SCR_SCARE_MONSTER) {
if (!obj->spe)
obj->spe = 1;
else {
/*
* Note: perhaps the 1st pickup
* failed: you cannot carry anymore,
* and so we never dropped it - let's
* assume that treading on it twice
* also destroys the scroll
*/
pline("The scroll turns to dust as you pick it up.");
delobj(obj);
continue;
}
}
wt = inv_weight() + obj->owt;
if (wt > 0) {
if (obj->quan > 1) {
/* see how many we can lift */
int savequan = obj->quan;
int iw = inv_weight();
int qq;
for (qq = 1; qq < savequan; qq++) {
obj->quan = qq;
if (iw + weight(obj) > 0)
break;
}
obj->quan = savequan;
qq--;
/* we can carry qq of them */
if (!qq)
goto too_heavy;
pline("You can only carry %s of the %s lying here.",
(qq == 1) ? "one" : "some",
doname(obj));
(void) splitobj(obj, qq);
/*
* note: obj2 is set already, so
* we'll never encounter the other
* half; if it should be otherwise
* then write obj2 =
* splitobj(obj,qq);
*/
goto lift_some;
}
too_heavy:
pline("There %s %s here, but %s.",
(obj->quan == 1) ? "is" : "are",
doname(obj),
!invent ? "it is too heavy for you to lift"
: "you cannot carry anymore");
break;
}
lift_some:
if (inv_cnt() >= 52) {
pline("Your knapsack cannot accommodate anymore items.");
break;
}
if (wt > -5)
pline("You have a little trouble lifting");
freeobj(obj);
if (Invisible)
newsym(u.ux, u.uy);
addtobill(obj); /* sets obj->unpaid if necessary */
{
int pickquan = obj->quan;
int mergquan;
if (!Blind)
obj->dknown = 1; /* this is done by
* prinv(), but addinv()
* needs it already for
* merging */
obj = addinv(obj); /* might merge it with
* other objects */
mergquan = obj->quan;
obj->quan = pickquan; /* to fool prinv() */
prinv(obj);
obj->quan = mergquan;
}
}
}
}
/* stop running if we see something interesting */
/* turn around a corner if that is the only way we can proceed */
/* do not turn left or right twice */
void
lookaround(void)
{
int x, y, i, x0 = 0, y0 = 0, m0 = 0, i0 = 9;
int corrct = 0, noturn = 0;
struct monst *mtmp;
if (Blind || flags.run == 0)
return;
if (flags.run == 1 && levl[u.ux][u.uy].typ == ROOM)
return;
#ifdef QUEST
if (u.ux0 == u.ux + u.dx && u.uy0 == u.uy + u.dy)
goto stop;
#endif /* QUEST */
for (x = u.ux - 1; x <= u.ux + 1; x++)
for (y = u.uy - 1; y <= u.uy + 1; y++) {
if (x == u.ux && y == u.uy)
continue;
if (!levl[x][y].typ)
continue;
if ((mtmp = m_at(x, y)) && !mtmp->mimic &&
(!mtmp->minvis || See_invisible)) {
if (!mtmp->mtame || (x == u.ux + u.dx && y == u.uy + u.dy))
goto stop;
} else
mtmp = 0; /* invisible M cannot
* influence us */
if (x == u.ux - u.dx && y == u.uy - u.dy)
continue;
switch (levl[x][y].scrsym) {
case '|':
case '-':
case '.':
case ' ':
break;
case '+':
if (x != u.ux && y != u.uy)
break;
if (flags.run != 1)
goto stop;
/* fall into next case */
case CORR_SYM:
corr:
if (flags.run == 1 || flags.run == 3) {
i = DIST(x, y, u.ux + u.dx, u.uy + u.dy);
if (i > 2)
break;
if (corrct == 1 && DIST(x, y, x0, y0) != 1)
noturn = 1;
if (i < i0) {
i0 = i;
x0 = x;
y0 = y;
m0 = mtmp ? 1 : 0;
}
}
corrct++;
break;
case '^':
if (flags.run == 1)
goto corr; /* if you must */
if (x == u.ux + u.dx && y == u.uy + u.dy)
goto stop;
break;
default: /* e.g. objects or trap or stairs */
if (flags.run == 1)
goto corr;
if (mtmp)
break; /* d */
stop:
nomul(0);
return;
}
}
#ifdef QUEST
if (corrct > 0 && (flags.run == 4 || flags.run == 5))
goto stop;
#endif /* QUEST */
if (corrct > 1 && flags.run == 2)
goto stop;
if ((flags.run == 1 || flags.run == 3) && !noturn && !m0 && i0 &&
(corrct == 1 || (corrct == 2 && i0 == 1))) {
/* make sure that we do not turn too far */
if (i0 == 2) {
if (u.dx == y0 - u.uy && u.dy == u.ux - x0)
i = 2; /* straight turn right */
else
i = -2; /* straight turn left */
} else if (u.dx && u.dy) {
if ((u.dx == u.dy && y0 == u.uy) ||
(u.dx != u.dy && y0 != u.uy))
i = -1; /* half turn left */
else
i = 1; /* half turn right */
} else {
if ((x0 - u.ux == y0 - u.uy && !u.dy) ||
(x0 - u.ux != y0 - u.uy && u.dy))
i = 1; /* half turn right */
else
i = -1; /* half turn left */
}
i += u.last_str_turn;
if (i <= 2 && i >= -2) {
u.last_str_turn = i;
u.dx = x0 - u.ux, u.dy = y0 - u.uy;
}
}
}
/* something like lookaround, but we are not running */
/* react only to monsters that might hit us */
int
monster_nearby(void)
{
int x, y;
struct monst *mtmp;
if (!Blind)
for (x = u.ux - 1; x <= u.ux + 1; x++)
for (y = u.uy - 1; y <= u.uy + 1; y++) {
if (x == u.ux && y == u.uy)
continue;
if ((mtmp = m_at(x, y)) && !mtmp->mimic && !mtmp->mtame &&
!mtmp->mpeaceful && !strchr("Ea", mtmp->data->mlet) &&
!mtmp->mfroz && !mtmp->msleep && /* aplvax!jcn */
(!mtmp->minvis || See_invisible))
return (1);
}
return (0);
}
#ifdef QUEST
int
cansee(xchar x, xchar y)
{
int dx, dy, adx, ady, sdx, sdy, dmax, d;
if (Blind)
return (0);
if (!isok(x, y))
return (0);
d = dist(x, y);
if (d < 3)
return (1);
if (d > u.uhorizon * u.uhorizon)
return (0);
if (!levl[x][y].lit)
return (0);
dx = x - u.ux;
adx = abs(dx);
sdx = sgn(dx);
dy = y - u.uy;
ady = abs(dy);
sdy = sgn(dy);
if (dx == 0 || dy == 0 || adx == ady) {
dmax = (dx == 0) ? ady : adx;
for (d = 1; d <= dmax; d++)
if (!rroom(sdx * d, sdy * d))
return (0);
return (1);
} else if (ady > adx) {
for (d = 1; d <= ady; d++) {
if (!rroom(sdx * ((d * adx) / ady), sdy * d) ||
!rroom(sdx * ((d * adx - 1) / ady + 1), sdy * d))
return (0);
}
return (1);
} else {
for (d = 1; d <= adx; d++) {
if (!rroom(sdx * d, sdy * ((d * ady) / adx)) ||
!rroom(sdx * d, sdy * ((d * ady - 1) / adx + 1)))
return (0);
}
return (1);
}
}
int
rroom(int x, int y)
{
return (IS_ROOM(levl[u.ux + x][u.uy + y].typ));
}
#else
int
cansee(xchar x, xchar y)
{
if (Blind || u.uswallow)
return (0);
if (dist(x, y) < 3)
return (1);
if (levl[x][y].lit && seelx <= x && x <= seehx && seely <= y &&
y <= seehy)
return (1);
return (0);
}
#endif /* QUEST */
int
sgn(int a)
{
return ((a > 0) ? 1 : (a == 0) ? 0 : -1);
}
#ifdef QUEST
void
setsee(void)
{
int x, y;
if (Blind) {
pru();
return;
}
for (y = u.uy - u.uhorizon; y <= u.uy + u.uhorizon; y++)
for (x = u.ux - u.uhorizon; x <= u.ux + u.uhorizon; x++) {
if (cansee(x, y))
prl(x, y);
}
}
#else
void
setsee(void)
{
int x, y;
if (Blind) {
pru();
return;
}
if (!levl[u.ux][u.uy].lit) {
seelx = u.ux - 1;
seehx = u.ux + 1;
seely = u.uy - 1;
seehy = u.uy + 1;
} else {
for (seelx = u.ux; levl[seelx - 1][u.uy].lit; seelx--);
for (seehx = u.ux; levl[seehx + 1][u.uy].lit; seehx++);
for (seely = u.uy; levl[u.ux][seely - 1].lit; seely--);
for (seehy = u.uy; levl[u.ux][seehy + 1].lit; seehy++);
}
for (y = seely; y <= seehy; y++)
for (x = seelx; x <= seehx; x++) {
prl(x, y);
}
if (!levl[u.ux][u.uy].lit)
seehx = 0; /* seems necessary elsewhere */
else {
if (seely == u.uy)
for (x = u.ux - 1; x <= u.ux + 1; x++)
prl(x, seely - 1);
if (seehy == u.uy)
for (x = u.ux - 1; x <= u.ux + 1; x++)
prl(x, seehy + 1);
if (seelx == u.ux)
for (y = u.uy - 1; y <= u.uy + 1; y++)
prl(seelx - 1, y);
if (seehx == u.ux)
for (y = u.uy - 1; y <= u.uy + 1; y++)
prl(seehx + 1, y);
}
}
#endif /* QUEST */
void
nomul(int nval)
{
if (multi < 0)
return;
multi = nval;
flags.mv = flags.run = 0;
}
int
abon(void)
{
if (u.ustr == 3)
return (-3);
else if (u.ustr < 6)
return (-2);
else if (u.ustr < 8)
return (-1);
else if (u.ustr < 17)
return (0);
else if (u.ustr < 69)
return (1); /* up to 18/50 */
else if (u.ustr < 118)
return (2);
else
return (3);
}
int
dbon(void)
{
if (u.ustr < 6)
return (-1);
else if (u.ustr < 16)
return (0);
else if (u.ustr < 18)
return (1);
else if (u.ustr == 18)
return (2); /* up to 18 */
else if (u.ustr < 94)
return (3); /* up to 18/75 */
else if (u.ustr < 109)
return (4); /* up to 18/90 */
else if (u.ustr < 118)
return (5); /* up to 18/99 */
else
return (6);
}
/* may kill you; cause may be poison or */
/* monster like 'A' */
void
losestr(int num)
{
u.ustr -= num;
while (u.ustr < 3) {
u.ustr++;
u.uhp -= 6;
u.uhpmax -= 6;
}
flags.botl = 1;
}
void
losehp(int n, const char *knam)
{
u.uhp -= n;
if (u.uhp > u.uhpmax)
u.uhpmax = u.uhp; /* perhaps n was negative */
flags.botl = 1;
if (u.uhp < 1) {
killer = knam; /* the thing that killed you */
done("died");
}
}
void
losehp_m(int n, struct monst *mtmp)
{
u.uhp -= n;
flags.botl = 1;
if (u.uhp < 1)
done_in_by(mtmp);
}
void
losexp(void)
{ /* hit by V or W */
int num;
if (u.ulevel > 1)
pline("Goodbye level %u.", u.ulevel--);
else
u.uhp = -1;
num = rnd(10);
u.uhp -= num;
u.uhpmax -= num;
u.uexp = newuexp();
flags.botl = 1;
}
int
inv_weight(void)
{
struct obj *otmp = invent;
int wt = (u.ugold + 500) / 1000;
int carrcap;
if (Levitation) /* pugh@cornell */
carrcap = MAX_CARR_CAP;
else {
carrcap = 5 * (((u.ustr > 18) ? 20 : u.ustr) + u.ulevel);
if (carrcap > MAX_CARR_CAP)
carrcap = MAX_CARR_CAP;
if (Wounded_legs & LEFT_SIDE)
carrcap -= 10;
if (Wounded_legs & RIGHT_SIDE)
carrcap -= 10;
}
while (otmp) {
wt += otmp->owt;
otmp = otmp->nobj;
}
return (wt - carrcap);
}
int
inv_cnt(void)
{
struct obj *otmp = invent;
int ct = 0;
while (otmp) {
ct++;
otmp = otmp->nobj;
}
return (ct);
}
long
newuexp(void)
{
return (10 * (1L << (u.ulevel - 1)));
}
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