From 5b4270229916250ffca054747ed960f31fbf5683 Mon Sep 17 00:00:00 2001
From: Tal Ben-Nun <tbennun@users.noreply.github.com>
Date: Wed, 10 Jan 2024 05:17:08 -0800
Subject: [PATCH] Enable running setup-env from non-bash shells (#319)

Signed-off-by: Tal Ben-Nun <talbn@llnl.gov>
---
 cmake/Templates/setup-env.sh.in | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/cmake/Templates/setup-env.sh.in b/cmake/Templates/setup-env.sh.in
index a234e055..ced7faca 100644
--- a/cmake/Templates/setup-env.sh.in
+++ b/cmake/Templates/setup-env.sh.in
@@ -1,6 +1,11 @@
 #!/usr/bin/env bash
 
-BASEDIR=$(dirname ${BASH_SOURCE[0]})
+if [ -z "$BASH_SOURCE" ]; then
+    # If not running bash, try to obtain directory with $0
+    BASEDIR="$( cd "$(dirname "$0")"; pwd -P )"
+else
+    BASEDIR=$(dirname ${BASH_SOURCE[0]})
+fi
 command -v realpath &> /dev/null && BASEDIR=$(realpath ${BASEDIR}/../..) || BASEDIR=$(cd ${BASEDIR}/../.. && pwd)
 
 if [ ! -d "${BASEDIR}" ]; then