From c740425a90192595be4c81177e9db62e3a333bbf Mon Sep 17 00:00:00 2001
From: Pasi Kallinen <paxed@alt.org>
Date: Wed, 6 Jan 2016 16:23:48 +0200
Subject: [PATCH] Use define for iron ball weight increment

---
 include/hack.h | 3 +++
 src/objnam.c   | 2 +-
 src/read.c     | 2 +-
 src/weapon.c   | 4 ++--
 4 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/include/hack.h b/include/hack.h
index 2eae9e6ba..816b7fee0 100644
--- a/include/hack.h
+++ b/include/hack.h
@@ -29,6 +29,9 @@
 #define EXT_ENCUMBER 4 /* Overtaxed */
 #define OVERLOADED 5   /* Overloaded */
 
+/* weight increment of heavy iron ball */
+#define IRON_BALL_W_INCR 160
+
 /* hunger states - see hu_stat in eat.c */
 #define SATIATED 0
 #define NOT_HUNGRY 1
diff --git a/src/objnam.c b/src/objnam.c
index 5dc1e8c2e..8e98e07b8 100644
--- a/src/objnam.c
+++ b/src/objnam.c
@@ -3533,7 +3533,7 @@ typfnd:
     }
     otmp->owt = weight(otmp);
     if (very && otmp->otyp == HEAVY_IRON_BALL)
-        otmp->owt += 160;
+        otmp->owt += IRON_BALL_W_INCR;
 
     return otmp;
 }
diff --git a/src/read.c b/src/read.c
index 94619ba11..4ba274146 100644
--- a/src/read.c
+++ b/src/read.c
@@ -2271,7 +2271,7 @@ struct obj *sobj;
         You("are being punished for your misbehavior!");
     if (Punished) {
         Your("iron ball gets heavier.");
-        uball->owt += 160 * (1 + sobj->cursed);
+        uball->owt += IRON_BALL_W_INCR * (1 + sobj->cursed);
         return;
     }
     if (amorphous(youmonst.data) || is_whirly(youmonst.data)
diff --git a/src/weapon.c b/src/weapon.c
index cc14f35ec..cdbd440db 100644
--- a/src/weapon.c
+++ b/src/weapon.c
@@ -304,12 +304,12 @@ struct monst *mon;
     if (ptr == &mons[PM_SHADE] && !shade_glare(otmp))
         tmp = 0;
 
-    /* "very heavy iron ball"; weight increase is in increments of 160 */
+    /* "very heavy iron ball"; weight increase is in increments */
     if (otyp == HEAVY_IRON_BALL && tmp > 0) {
         int wt = (int) objects[HEAVY_IRON_BALL].oc_weight;
 
         if ((int) otmp->owt > wt) {
-            wt = ((int) otmp->owt - wt) / 160;
+            wt = ((int) otmp->owt - wt) / IRON_BALL_W_INCR;
             tmp += rnd(4 * wt);
             if (tmp > 25)
                 tmp = 25; /* objects[].oc_wldam */
-- 
2.40.0