From 79ec1d1300d276b13c9a16ea3803e0cb11eeae69 Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Wed, 1 Nov 2017 13:16:29 +0100
Subject: [PATCH] fill-in single row header

---
 gpio.pl | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gpio.pl b/gpio.pl
index bdb01cb..96b2e9d 100755
--- a/gpio.pl
+++ b/gpio.pl
@@ -84,6 +84,7 @@ foreach my $line ( @line_parts ) {
 	if ( $#$line == 0 ) {
 		print $line->[0], "\n";
 	} else {
+		push @$line, '' while ($#$line < 3); # fill-in single row header
 		printf $fmt, @$line;
 	}
 }
-- 
2.20.1