Merge pull request #14179 from TyrianTyrell/master

Signed language (Requested changes complete)

code/game/objects/items/devices/radio/headset.dm

@@ -69,7 +69,8 @@ GLOBAL_LIST_INIT(channel_tokens, list(
 /obj/item/radio/headset/talk_into(mob/living/M, message, channel, list/spans,datum/language/language)
 	if (!listening)
 		return ITALICS | REDUCE_RANGE
-	return ..()
+	if (language != /datum/language/signlanguage)
+		return ..()
 
 /obj/item/radio/headset/can_receive(freq, level, AIuser)
 	if(ishuman(src.loc))

code/game/objects/items/devices/radio/radio.dm

@@ -208,6 +208,8 @@
 		return
 	if(!M.IsVocal())
 		return
+	if(language == /datum/language/signlanguage)
+		return
 
 	if(use_command)
 		spans |= commandspan