From 0c84989ca0b97ca1d075e7a304a407553e34381d Mon Sep 17 00:00:00 2001
From: Tom Ryder <tom@sanctum.geek.nz>
Date: Mon, 31 Dec 2018 14:19:57 +1300
Subject: Clarify control flow in shell scripts

---
 bin/plmu.sh | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'bin/plmu.sh')

diff --git a/bin/plmu.sh b/bin/plmu.sh
index 5c599828..3f237ae2 100644
--- a/bin/plmu.sh
+++ b/bin/plmu.sh
@@ -1,8 +1,12 @@
 # Upgrade plenv modules with cpanm(1)
 
 # Set up exceptions file if it exists
-ef=$HOME/.plenv/non-cpanm-modules
-[ -e "$ef" ] || ef=/dev/null
+def="$HOME"/.plenv/non-cpanm-modules
+if [ -e "$def" ] ; then
+    ef=$def
+else
+    ef=/dev/null
+fi
 
 # Check that exceptions file is sorted
 if ! LC_COLLATE=C sort -c -- "$ef" ; then
-- 
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