From 4d2c82e482caf7a66009338351845fd62e26d4ab Mon Sep 17 00:00:00 2001
From: David Cohrs <davecohrs@gmail.com>
Date: Fri, 15 Jan 2016 20:35:15 -0800
Subject: [PATCH] Only print giant snatching boulder message when cansee pos.

Reported by a couple times directly to devteam, no bz.
---
 src/trap.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/trap.c b/src/trap.c
index 4a065d1ef..535014bef 100644
--- a/src/trap.c
+++ b/src/trap.c
@@ -1757,7 +1757,8 @@ int style;
         if ((mtmp = m_at(bhitpos.x, bhitpos.y)) != 0) {
             if (otyp == BOULDER && throws_rocks(mtmp->data)) {
                 if (rn2(3)) {
-                    pline("%s snatches the boulder.", Monnam(mtmp));
+		    if (cansee(bhitpos.x, bhitpos.y))
+			pline("%s snatches the boulder.", Monnam(mtmp));
                     singleobj->otrapped = 0;
                     (void) mpickobj(mtmp, singleobj);
                     used_up = TRUE;