nethack-gwaa-kiwi/nethack
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Clean up a rare corner case with mnearto().

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With this fix, if the second mnearto fails, we don't accidentally strand
othermon at (0,0).
This commit is contained in:
Sean Hunt
2015-05-24 21:40:32 +09:00
committed by nhmall
parent 6aaece4ba7
commit 80703597c0
1 changed files with 11 additions and 5 deletions
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16
src/mon.c
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@@ -2289,7 +2289,7 @@ boolean move_other; /* make sure mtmp gets to x, y! so move m_at(x, y) */
coord mm;
if ((mtmp->mx == x) && (mtmp->my == y))
return (FALSE);
return FALSE;
if (move_other && (othermon = m_at(x, y))) {
if (othermon->wormno)
@@ -2307,7 +2307,7 @@ boolean move_other; /* make sure mtmp gets to x, y! so move m_at(x, y) */
* no end of trouble.
*/
if (!enexto(&mm, newx, newy, mtmp->data))
return (FALSE);
return FALSE;
newx = mm.x;
newy = mm.y;
}
@@ -2315,13 +2315,19 @@ boolean move_other; /* make sure mtmp gets to x, y! so move m_at(x, y) */
rloc_to(mtmp, newx, newy);
if (move_other && othermon) {
xchar oldx = othermon->mx, oldy = othermon->my;
othermon->mx = othermon->my = 0;
(void) mnearto(othermon, x, y, FALSE);
if (!mnearto(othermon, x, y, FALSE)) {
othermon->mx = oldx;
othermon->my = oldy;
return FALSE;
}
if ((othermon->mx != x) || (othermon->my != y))
return (TRUE);
return TRUE;
}
return (FALSE);
return FALSE;
}
/* monster responds to player action; not the same as a passive attack */