more breaking wands (trunk only)

If breaking a wand of polymorph uses up any floor objects, give a
"you feel shuddering vibrations" message like happens when zapping.

doc/fixes35.0

@@ -288,6 +288,7 @@ wearing or removing an amulet of restful sleep clobbered permanent sleepiness
 if attempt to select a co-aligned artifact for first divine gift fails because
 	none is available, choose one from among nonaligned artifacts
 if breaking a wand of polymorph causes hero to drop items, don't transform them
+give "shuddering vibrations" feedback if breaking a poly wand uses up items
 if polymorph causes a monster to drop items, they won't be used up via
 	shuddering vibrations or as golem creation fodder
 

include/extern.h

@@ -2651,6 +2651,8 @@ E int FDECL(zapyourself, (struct obj *,BOOLEAN_P));
 E void FDECL(ubreatheu, (struct attack *));
 E boolean FDECL(cancel_monst, (struct monst *,struct obj *,
 			       BOOLEAN_P,BOOLEAN_P,BOOLEAN_P));
+E void NDECL(zapsetup);
+E void NDECL(zapwrapup);
 E void FDECL(weffects, (struct obj *));
 E int NDECL(spell_damage_bonus);
 E const char *FDECL(exclam, (int force));

src/apply.c

@@ -2908,6 +2908,9 @@ do_break_wand(obj)
        surrounding targets (or underlying objects) got affected yet.] */
     explode(obj->ox, obj->oy, -(obj->otyp), rnd(dmg), WAND_CLASS, EXPL_MAGICAL);
 
+    /* prepare for potential feedback from polymorph... */
+    zapsetup();
+
     /* this makes it hit us last, so that we can see the action first */
     for (i = 0; i <= 8; i++) {
 	bhitpos.x = x = obj->ox + xdir[i];
@@ -2990,6 +2993,9 @@ do_break_wand(obj)
 	}
     }
 
+    /* potentially give post zap/break feedback */
+    zapwrapup();
+
     /* Note: if player fell thru, this call is a no-op.
        Damage is handled in digactualhole in that case */
     if (shop_damage) pay_for_damage("dig into", FALSE);

src/zap.c

@@ -2702,6 +2702,22 @@ struct obj *obj;	/* wand or spell */
 	return disclose;
 }
 
+/* used by do_break_wand() was well as by weffects() */
+void
+zapsetup()
+{
+    obj_zapped = FALSE;
+}
+
+void
+zapwrapup()
+{
+    /* if do_osshock() set obj_zapped while polying, give a message now */
+    if (obj_zapped)
+	You_feel("shuddering vibrations.");
+    obj_zapped = FALSE;
+}
+
 /* called for various wand and spell effects - M. Stephenson */
 void
 weffects(obj)
@@ -2718,8 +2734,7 @@ struct	obj	*obj;
 	} else
 #endif
 	if (objects[otyp].oc_dir == IMMEDIATE) {
-	    obj_zapped = FALSE;
-
+	    zapsetup();		/* reset obj_zapped */
 	    if (u.uswallow) {
 		(void) bhitm(u.ustuck, obj);
 		/* [how about `bhitpile(u.ustuck->minvent)' effect?] */
@@ -2728,9 +2743,7 @@ struct	obj	*obj;
 	    } else {
 		(void) bhit(u.dx,u.dy, rn1(8,6),ZAPPED_WAND, bhitm,bhito, &obj);
 	    }
-	    /* give a clue if obj_zapped */
-	    if (obj_zapped)
-		You_feel("shuddering vibrations.");
+	    zapwrapup();	/* give feedback for obj_zapped */
 
 	} else if (objects[otyp].oc_dir == NODIR) {
 	    zapnodir(obj);