nethack-gwaa-kiwi/nethack
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Fix segfault when attacked while polyed into disenchanter

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The pointer keeping tabs of monster's current weapon was
not cleared.

How to trigger: Get hit by a monster wielding a weapon,
teleport to another level, poly into disenchanter, get hit
by any monster with AD_PHYS attack and not wielding any weapon.
This commit is contained in:
Pasi Kallinen
2016-12-07 20:23:07 +02:00
parent b8d8556eff
commit 97ffc0f53d
1 changed files with 10 additions and 8 deletions
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18
src/mhitu.c
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@@ -5,7 +5,7 @@
#include "hack.h"
#include "artifact.h"
STATIC_VAR NEARDATA struct obj *otmp;
STATIC_VAR NEARDATA struct obj *mon_currwep = (struct obj *) 0;
STATIC_DCL boolean FDECL(u_slip_free, (struct monst *, struct attack *));
STATIC_DCL int FDECL(passiveum, (struct permonst *, struct monst *,
@@ -646,6 +646,7 @@ register struct monst *mtmp;
for (i = 0; i < NATTK; i++) {
sum[i] = 0;
mon_currwep = (struct obj *)0;
mattk = getmattk(mtmp, &youmonst, i, sum, &alt_attk);
if ((u.uswallow && mattk->aatyp != AT_ENGL)
|| (skipnonmagc && mattk->aatyp != AT_MAGC))
@@ -747,18 +748,18 @@ register struct monst *mtmp;
break;
}
if (foundyou) {
otmp = MON_WEP(mtmp);
if (otmp) {
hittmp = hitval(otmp, &youmonst);
mon_currwep = MON_WEP(mtmp);
if (mon_currwep) {
hittmp = hitval(mon_currwep, &youmonst);
tmp += hittmp;
mswings(mtmp, otmp);
mswings(mtmp, mon_currwep);
}
if (tmp > (j = dieroll = rnd(20 + i)))
sum[i] = hitmu(mtmp, mattk);
else
missmu(mtmp, (tmp == j), mattk);
/* KMH -- Don't accumulate to-hit bonuses */
if (otmp)
if (mon_currwep)
tmp -= hittmp;
} else {
wildmiss(mtmp, mattk);
@@ -968,6 +969,7 @@ register struct attack *mattk;
: "crushed");
}
} else { /* hand to hand weapon */
struct obj *otmp = mon_currwep;
if (mattk->aatyp == AT_WEAP && otmp) {
int tmp;
@@ -2710,10 +2712,10 @@ register struct attack *mattk;
return 1;
}
case AD_ENCH: /* KMH -- remove enchantment (disenchanter) */
if (otmp) {
if (mon_currwep) {
/* by_you==True: passive counterattack to hero's action
is hero's fault */
(void) drain_item(otmp, TRUE);
(void) drain_item(mon_currwep, TRUE);
/* No message */
}
return 1;