From 9fb350dc7c8cc5259ef24e0cb097031179fab1d6 Mon Sep 17 00:00:00 2001
From: Tom Ryder <tom@sanctum.geek.nz>
Date: Tue, 9 Aug 2016 17:15:40 +1200
Subject: Improve commenting/exit handling in binscripts

---
 bin/cf | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'bin/cf')

diff --git a/bin/cf b/bin/cf
index feac0236..3ff60156 100755
--- a/bin/cf
+++ b/bin/cf
@@ -1,6 +1,5 @@
 #!/bin/sh
 # Count entries in a given set of directories
-ex=0
 for dir in "${@:-.}" ; do
 
     # Warn if a non-directory was given, flag errors, but continue
@@ -25,4 +24,6 @@ for dir in "${@:-.}" ; do
     # Print number of parameters
     printf '%u\t%s\n' "$#" "$dir"
 done
-exit "$ex"
+
+# Exit non-zero if a non-directory was given as an argument
+exit "${ex:-0}"
-- 
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