From 8e4aab92aa89471317bc4b6f0f741381c40e1979 Mon Sep 17 00:00:00 2001
From: William Woodruff <william@yossarian.net>
Date: Sat, 30 Jun 2018 12:21:32 -0400
Subject: [PATCH] brew.sh: Test HOMEBREW_TEMP, not hardcoded tmpdir

---
 Library/Homebrew/brew.sh | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Library/Homebrew/brew.sh b/Library/Homebrew/brew.sh
index 42c5b7bb16..4db0e27bc3 100644
--- a/Library/Homebrew/brew.sh
+++ b/Library/Homebrew/brew.sh
@@ -144,6 +144,7 @@ export HOMEBREW_BREW_FILE
 export HOMEBREW_PREFIX
 export HOMEBREW_REPOSITORY
 export HOMEBREW_LIBRARY
+export HOMEBREW_TEMP
 
 # Declared in brew.sh
 export HOMEBREW_VERSION
@@ -295,7 +296,7 @@ EOS
 check-run-command-as-root
 
 check-prefix-is-not-tmpdir() {
-  if [[ $(realpath "${HOMEBREW_PREFIX}") = /private/tmp/* ]]
+  if [[ "${HOMEBREW_PREFIX}" = "${HOMEBREW_TEMP}"* ]]
   then
     odie <<EOS
 Your HOMEBREW_PREFIX is in the system temporary directory, which Homebrew