From 68d3dc1368f54e277e16cbb41684da142a2a53f4 Mon Sep 17 00:00:00 2001
From: William Woodruff <william@yossarian.net>
Date: Sun, 1 Jul 2018 19:21:50 -0400
Subject: [PATCH] brew.sh: Only do tmpdir check on macOS

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

diff --git a/Library/Homebrew/brew.sh b/Library/Homebrew/brew.sh
index 7f8d143514..703cca457f 100644
--- a/Library/Homebrew/brew.sh
+++ b/Library/Homebrew/brew.sh
@@ -290,6 +290,8 @@ EOS
 check-run-command-as-root
 
 check-prefix-is-not-tmpdir() {
+  [[ -z "${HOMEBREW_MACOS}" ]] && return
+
   if [[ "${HOMEBREW_PREFIX}" = "${HOMEBREW_TEMP}"* ]]
   then
     odie <<EOS