From 5173b7bf2d369b4b49e964c2f9bcbc560b780ec6 Mon Sep 17 00:00:00 2001
From: John McMaster <johndmcmaster@gmail.com>
Date: Mon, 17 Dec 2018 18:36:47 -0800
Subject: [PATCH] get_db_root(): allow  overriding

Signed-off-by: John McMaster <johndmcmaster@gmail.com>
---
 prjxray/util.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/prjxray/util.py b/prjxray/util.py
index 8329f496..dec5e82d 100644
--- a/prjxray/util.py
+++ b/prjxray/util.py
@@ -5,6 +5,11 @@ from .db import Database
 
 
 def get_db_root():
+    # Used during tilegrid db bootstrap
+    ret = os.getenv("XRAY_DATABASE_ROOT", None)
+    if ret:
+        return ret
+
     return "%s/%s" % (
         os.getenv("XRAY_DATABASE_DIR"), os.getenv("XRAY_DATABASE"))