.profile: Add function for song

This replaces old aliases with something functional. Finally.

.profile

@@ -207,6 +207,15 @@ if has git; then
 	# Show untracked files
 	alias gu='git ls-files . --exclude-standard --others'
 fi
+if has ptgdp; then
+	song() {
+		if [ -z "$*" ]; then
+			echo "song: Requires an argument"
+			return 1
+		fi
+		echo "$*" | ptgdp
+	}
+fi
 if has sudo; then
 	case $_baseshell in
 		*bash|*zsh)