From: Pasi Kallinen <paxed@alt.org>
Date: Sun, 13 Feb 2022 15:54:01 +0000 (+0200)
Subject: Flying should not allow monsters to walk on the wall of water
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c1a6dd40bcd8d316a40f1266a1f2dcad24e7bea3;p=nethack

Flying should not allow monsters to walk on the wall of water

Also applies to levitating monsters.
---

diff --git a/src/mon.c b/src/mon.c
index 01957a470..0e705a9b4 100644
--- a/src/mon.c
+++ b/src/mon.c
@@ -1779,7 +1779,7 @@ mfndpos(
 
     nodiag = NODIAG(mdat - mons);
     wantpool = (mdat->mlet == S_EEL);
-    poolok = ((!Is_waterlevel(&u.uz)
+    poolok = ((!Is_waterlevel(&u.uz) && !(nowtyp != WATER)
                && (is_flyer(mdat) || is_floater(mdat) || is_clinger(mdat)))
               || (is_swimmer(mdat) && !wantpool));
     /* note: floating eye is the only is_floater() so this could be