From 9c85d737add16eb574740c637d498b8610dae0ca Mon Sep 17 00:00:00 2001
From: Mike McQuaid <mike@mikemcquaid.com>
Date: Sun, 14 May 2017 20:05:26 +0100
Subject: [PATCH] bin/brew: don't set blank HOMEBREW_* variables.
When creating the necessary HOMEBREW_* variables ensure that they aren't
set if their value would be empty.
---
bin/brew | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/bin/brew b/bin/brew
index 20cf9564db..90e0cf3e99 100755
--- a/bin/brew
+++ b/bin/brew
@@ -49,7 +49,11 @@ HOMEBREW_LIBRARY="$HOMEBREW_REPOSITORY/Library"
for VAR in AWS_ACCESS_KEY_ID AWS_SECRET_ACCESS_KEY BINTRAY_USER BINTRAY_KEY \
BROWSER EDITOR GIT PATH VISUAL
do
+ # Skip if variable value is empty.
+ [[ -z "${!VAR}" ]] && continue
+
VAR_NEW="HOMEBREW_${VAR}"
+ # Skip if existing HOMEBREW_* variable is set.
[[ -n "${!VAR_NEW}" ]] && continue
export "$VAR_NEW"="${!VAR}"
done
--
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