From f414f51d823cd96c1a65aafd0dfdba535b8b9e5e Mon Sep 17 00:00:00 2001
From: Jakub Warmuz <jakub@warmuz.org>
Date: Sat, 31 Oct 2015 12:39:24 +0000
Subject: [PATCH] letsencrypt-auto for debian squeeze (fixes #1078).

---
 bootstrap/venv.sh |  2 +-
 letsencrypt-auto  | 11 +++++++++--
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/bootstrap/venv.sh b/bootstrap/venv.sh
index da8177828..ff1a50c6c 100755
--- a/bootstrap/venv.sh
+++ b/bootstrap/venv.sh
@@ -13,7 +13,7 @@ VENV_PATH=${VENV_PATH:-"$XDG_DATA_HOME/$VENV_NAME"}
 # later steps, causing "ImportError: cannot import name unpack_url"
 if [ ! -d $VENV_PATH ]
 then
-  virtualenv --no-site-packages --python python2 $VENV_PATH
+  virtualenv --no-site-packages --python ${LE_PYTHON:-python2} $VENV_PATH
 fi
 
 . $VENV_PATH/bin/activate
diff --git a/letsencrypt-auto b/letsencrypt-auto
index bee183dac..dbece5eff 100755
--- a/letsencrypt-auto
+++ b/letsencrypt-auto
@@ -26,6 +26,13 @@ for arg in "$@" ; do
   fi
 done
 
+if [ -f /etc/debian_version ] ; then
+    # squeeze needs Python 2.6, `python2` doesn't exist
+    if grep -q '^6\.0' /etc/debian_version ; then
+        LE_PYTHON=${LE_PYTHON:-python}
+    fi
+fi
+
 # virtualenv call is not idempotent: it overwrites pip upgraded in
 # later steps, causing "ImportError: cannot import name unpack_url"
 if [ ! -d $VENV_PATH ]
@@ -67,9 +74,9 @@ then
 
   echo "Creating virtual environment..."
   if [ "$VERBOSE" = 1 ] ; then
-    virtualenv --no-site-packages --python python2 $VENV_PATH
+    virtualenv --no-site-packages --python ${LE_PYTHON:-python2} $VENV_PATH
   else
-    virtualenv --no-site-packages --python python2 $VENV_PATH > /dev/null
+    virtualenv --no-site-packages --python ${LE_PYTHON:-python2} $VENV_PATH > /dev/null
   fi
 fi