From: Pasi Kallinen <paxed@alt.org>
Date: Fri, 11 Nov 2016 16:18:55 +0000 (+0200)
Subject: Sanity check for returning Mjollnir animation
X-Git-Tag: NetHack-3.6.1_RC01~556
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=897916f921629057e5f103e10ff24a4feebf40a2;p=nethack

Sanity check for returning Mjollnir animation
---

diff --git a/src/dothrow.c b/src/dothrow.c
index 98d41de9e..769be9370 100644
--- a/src/dothrow.c
+++ b/src/dothrow.c
@@ -985,11 +985,11 @@ sho_obj_return_to_u(obj)
 struct obj *obj;
 {
     /* might already be our location (bounced off a wall) */
-    if (bhitpos.x != u.ux || bhitpos.y != u.uy) {
+    if ((u.dx || u.dy) && (bhitpos.x != u.ux || bhitpos.y != u.uy)) {
         int x = bhitpos.x - u.dx, y = bhitpos.y - u.dy;
 
         tmp_at(DISP_FLASH, obj_to_glyph(obj));
-        while (x != u.ux || y != u.uy) {
+        while (isok(x,y) && (x != u.ux || y != u.uy)) {
             tmp_at(x, y);
             delay_output();
             x -= u.dx;