From bd0c4dd6ab6465b50fb9ca3c332400d0c590509b Mon Sep 17 00:00:00 2001
From: Dmitry Kalinkin <dmitry.kalinkin@gmail.com>
Date: Sun, 24 Nov 2019 17:51:46 -0500
Subject: [PATCH] root: fix setupHook to work with "set -u"

---
 pkgs/applications/science/misc/root/setup-hook.sh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/pkgs/applications/science/misc/root/setup-hook.sh b/pkgs/applications/science/misc/root/setup-hook.sh
index fc2b697d8a8..b26cf9b779f 100644
--- a/pkgs/applications/science/misc/root/setup-hook.sh
+++ b/pkgs/applications/science/misc/root/setup-hook.sh
@@ -1,9 +1,13 @@
 thisroot () {
     # Workaround thisroot.sh dependency on man
-    if [ -z "${MANPATH}" ]; then
+    if [ -z "${MANPATH-}" ]; then
         MANPATH=:
     fi
+    local oldOpts="-u"
+    shopt -qo nounset || oldOpts="+u"
+    set +u
     source @out@/bin/thisroot.sh
+    set "$oldOpts"
 }
 
 postHooks+=(thisroot)