From 1ee7ca6346ceb336760247330fa1faa6892d091b Mon Sep 17 00:00:00 2001
From: Alain Kalker <a.c.kalker@gmail.com>
Date: Sat, 29 Jan 2022 18:53:52 +0100
Subject: [PATCH] Fix unbound variable errors when running `pyenv activate`
 with `set -u` (#423)

---
 bin/pyenv-sh-deactivate | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/bin/pyenv-sh-deactivate b/bin/pyenv-sh-deactivate
index 90c3322..4793d6f 100755
--- a/bin/pyenv-sh-deactivate
+++ b/bin/pyenv-sh-deactivate
@@ -134,7 +134,7 @@ EOS
   ;;
 * )
   cat <<EOS
-if [ -n "\${_OLD_VIRTUAL_PATH}" ]; then
+if [ -n "\${_OLD_VIRTUAL_PATH:-}" ]; then
   export PATH="\${_OLD_VIRTUAL_PATH}";
   unset _OLD_VIRTUAL_PATH;
 fi;
@@ -153,7 +153,7 @@ EOS
   ;;
 * )
   cat <<EOS
-if [ -n "\${_OLD_VIRTUAL_PYTHONHOME}" ]; then
+if [ -n "\${_OLD_VIRTUAL_PYTHONHOME:-}" ]; then
   export PYTHONHOME="\${_OLD_VIRTUAL_PYTHONHOME}";
   unset _OLD_VIRTUAL_PYTHONHOME;
 fi;
@@ -167,7 +167,7 @@ fish )
   ;;
 * )
   cat <<EOS
-if [ -n "\${_OLD_VIRTUAL_PS1}" ]; then
+if [ -n "\${_OLD_VIRTUAL_PS1:-}" ]; then
   export PS1="\${_OLD_VIRTUAL_PS1}";
   unset _OLD_VIRTUAL_PS1;
 fi;