From 95276f25769a0607cda50041169197d0522b98ff Mon Sep 17 00:00:00 2001
From: Tom Ryder <tom@sanctum.geek.nz>
Date: Sun, 2 Jul 2017 17:36:37 +1200
Subject: Lots of cleanup of awk scripts

Mostly inspired by suggestions from gawk --lint
---
 bin/ddup.awk | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'bin/ddup.awk')

diff --git a/bin/ddup.awk b/bin/ddup.awk
index 2dec1d00..63381cfb 100644
--- a/bin/ddup.awk
+++ b/bin/ddup.awk
@@ -1,2 +1,6 @@
 # Skip duplicate lines (without requiring sorted input)
-!seen[$0]++
+$0 in seen { next }
+length($0) {
+    seen[$0] = 1
+    print
+}
-- 
cgit v1.2.3