From 93dad81d95bb7df1341f0a56e127b1f320f76279 Mon Sep 17 00:00:00 2001
From: Martin Afanasjew <martin@afanasjew.de>
Date: Thu, 21 Jan 2016 15:13:28 +0100
Subject: [PATCH] bin/bash: don't require executable command files

Commands implemented in shell (bash) are supposed to be sourced from
`bin/bash` instead of being executed directly. Consequently, don't
expect the implementation files to be executable.
---
 bin/brew | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bin/brew b/bin/brew
index dfd0b0dae2..11397106d7 100755
--- a/bin/brew
+++ b/bin/brew
@@ -151,7 +151,7 @@ EOS
   esac
 fi
 
-if [[ -x "$HOMEBREW_BASH_COMMAND" ]]
+if [[ -f "$HOMEBREW_BASH_COMMAND" ]]
 then
   # source rather than executing directly to ensure the entire file is read into
   # memory before it is run. This makes running a Bash script behave more like