From 49865ef15bc2652219363be0de0c068c4779e559 Mon Sep 17 00:00:00 2001
From: Anthony Scemama <scemama@irsamc.ups-tlse.fr>
Date: Mon, 2 Nov 2020 18:13:53 +0100
Subject: [PATCH] Update ocam install script

---
 install/scripts/install_ocaml.sh | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/install/scripts/install_ocaml.sh b/install/scripts/install_ocaml.sh
index e56a825..5ce0d8c 100755
--- a/install/scripts/install_ocaml.sh
+++ b/install/scripts/install_ocaml.sh
@@ -54,9 +54,7 @@ set -u
 cd Downloads 
 chmod +x opam_installer.sh
 rm --force ${QMCCHEM_PATH}/bin/opam
-if [[ -z "$OPAMROOT" ]] ; then
-  export OPAMROOT=${HOME}/.opam
-fi
+export OPAMROOT=${OPAMROOT:-${HOME}/.opam}
 
 
 if [[ -d "$OPAMROOT" ]]