disappearing scroll trick

<email deleted>
> * When you read a charging scroll, it "disappears", but when you are
> selecting the object to charge, the scroll itself remains in your
> inventory listing until you make your selection.

doc/fixes34.4

@@ -198,6 +198,8 @@ more precise probing/stethoscope feedback when engulfed
 make baby long worms have lower level than full grown ones
 use "your kraken" instead of "a kraken" when searching reveals a tame
 	hidden monster
+prevent scroll of charging that has already disappeared from showing in the
+	picklist of things to charge
 
 
 Platform- and/or Interface-Specific Fixes

src/read.c

@@ -1154,10 +1154,13 @@ struct obj *sobj;
 		known = TRUE;
 		if (!already_known)
 		    pline("This is a charging scroll.");
+		/* use it up now to prevent if from showing in the
+		   getobj picklist because the "disappears" message
+		   was already delivered */
+		useup(sobj);
 		otmp = getobj(all_count, "charge");
-		if (!otmp) break;
+		if (otmp) recharge(otmp, scursed ? -1 : sblessed ? 1 : 0);
-		recharge(otmp, scursed ? -1 : sblessed ? 1 : 0);
+		return(1);
-		break;
 	case SCR_MAGIC_MAPPING:
 		if (level.flags.nommap) {
 		    Your("mind is filled with crazy lines!");