From 95a79bb97af9998cf3416f62f6f0f6dfcad2fb1d Mon Sep 17 00:00:00 2001
From: Tom Ryder <tom@sanctum.geek.nz>
Date: Sat, 3 Jun 2017 01:28:18 +1200
Subject: Use full length($0) rather than just length

The latter is allowed by POSIX, but not historically accepted everywhere
and the former being explicit is more readable anyway
---
 games/squ.awk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'games')

diff --git a/games/squ.awk b/games/squ.awk
index abd16934..be72a3b6 100644
--- a/games/squ.awk
+++ b/games/squ.awk
@@ -1,5 +1,5 @@
 # Make a reduced Latin square out of each line of input
-l = length {
+l = length($0) {
     str = toupper($0)
     for (j = 0; j < l; j++)
         for (k = 0; k < l; k++)
-- 
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