From 31f095f3ac7d9a6725b6646c35b131614833067f Mon Sep 17 00:00:00 2001
From: Jacob Hrbek <kreyren@fsfe.org>
Date: Wed, 24 Jul 2019 03:00:45 +0200
Subject: [PATCH] oh-my-bash: Show warning and fail for non-interactive shells

Co-authored-by: Koichi Murase <myoga.murase@gmail.com>
---
 oh-my-bash.sh | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/oh-my-bash.sh b/oh-my-bash.sh
index 9b5dffb..83cf81a 100644
--- a/oh-my-bash.sh
+++ b/oh-my-bash.sh
@@ -1,10 +1,10 @@
 #!/usr/bin/env bash
 
 # Bail out early if non-interactive
-case $- in
-  *i*) ;;
-    *) return;;
-esac
+if [[ $- != *i* ]]; then
+  printf 'oh-my-bash: Shell is not interactive.\n' >&2
+  return 1
+fi
 
 # Check for updates on initial load...
 if [ "$DISABLE_AUTO_UPDATE" != "true" ]; then