From 5815b5c91958f7d75370a6bdcb549133c64aa13c Mon Sep 17 00:00:00 2001
From: Martijn Pieters <github.com@zopatista.com>
Date: Sat, 2 May 2020 00:08:42 +0100
Subject: [PATCH] There is no AGENT_TOOLSDIRECTORY on GitHub images

This change reflects what the Windows installer already does:  https://github.com/mjpieters/python-versions/blob/c0e7ef2c3c5b8e3dce50c0caceaafb4a5266a36c/installers/win-setup-template.ps1#L82-L87
---
 installers/nix-setup-template.sh | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/installers/nix-setup-template.sh b/installers/nix-setup-template.sh
index ea9a14b6..87da49a7 100644
--- a/installers/nix-setup-template.sh
+++ b/installers/nix-setup-template.sh
@@ -9,7 +9,14 @@ PYTHON_MAJOR_DOT_MINOR=python$MAJOR_VERSION.$MINOR_VERSION
 PYTHON_MAJORMINOR=python$MAJOR_VERSION$MINOR_VERSION
 PYTHON_FULL_VERSION=$MAJOR_VERSION.$MINOR_VERSION.$BUILD_VERSION
 
-PYTHON_TOOLCACHE_PATH=$AGENT_TOOLSDIRECTORY/Python
+if [ -z ${AGENT_TOOLSDIRECTORY+x} ]; then
+    # No AGENT_TOOLSDIRECTORY on GitHub images
+    TOOLCACHE_ROOT=$RUNNER_TOOL_CACHE
+else
+    TOOLCACHE_ROOT=$AGENT_TOOLSDIRECTORY
+fi
+
+PYTHON_TOOLCACHE_PATH=$TOOLCACHE_ROOT/Python
 PYTHON_TOOLCACHE_VERSION_PATH=$PYTHON_TOOLCACHE_PATH/$PYTHON_FULL_VERSION
 PYTHON_TOOLCACHE_VERSION_ARCH_PATH=$PYTHON_TOOLCACHE_VERSION_PATH/x64
 
@@ -47,4 +54,4 @@ echo "Upgrading PIP..."
 ./python -m pip install --ignore-installed pip
 
 echo "Create complete file"
-touch $PYTHON_TOOLCACHE_VERSION_PATH/x64.complete
\ No newline at end of file
+touch $PYTHON_TOOLCACHE_VERSION_PATH/x64.complete