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.

1 files changed, 1 insertions, 1 deletions

diff --git a/bin/brew b/bin/brew
index dfd0b0dae..11397106d 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