From 3cda18fef6718f5f7351e65f116968a387912a7b Mon Sep 17 00:00:00 2001
From: Your Name <you@example.com>
Date: Thu, 25 Jul 2024 18:00:33 -0400
Subject: [PATCH] fixup

---
 src/sum.sh | 15 +++------------
 1 file changed, 3 insertions(+), 12 deletions(-)

diff --git a/src/sum.sh b/src/sum.sh
index ecb7322..aad2702 100644
--- a/src/sum.sh
+++ b/src/sum.sh
@@ -1,18 +1,9 @@
 # /etc/profile.d/sum.sh
 
 # Ensure the script is sourced, not executed
-if [ -n "$ZSH_VERSION" ]; then
-  # For zsh
-  if [[ "${(%):-%x}" == "$0" ]]; then
-    echo "This script should be sourced, not executed."
-    return 1
-  fi
-else
-  # For bash
-  if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
-    echo "This script should be sourced, not executed."
-    return 1
-  fi
+if [[ "$0" == "${BASH_SOURCE[0]}" ]] || [[ "$0" == "${(%):-%x}" ]]; then
+  echo "This script should be sourced, not executed."
+  return 1 2>/dev/null || exit 1
 fi
 
 # Function to generate SHA-256 hashes for .sh files in a given directory