From abf38165a6fccfb1e8b652458f18eafda1a40ba4 Mon Sep 17 00:00:00 2001
From: Zhiming Wang <zmwangx@gmail.com>
Date: Sat, 2 May 2015 17:09:51 -0700
Subject: [PATCH] introduce env var GRIPHOME for instance_path customization

Use the environment variable GRIPHOME as instance_path if set, and fall
back to the default ~/.grip otherwise.
---
 grip/server.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/grip/server.py b/grip/server.py
index 090be43..f5cc647 100644
--- a/grip/server.py
+++ b/grip/server.py
@@ -204,7 +204,10 @@ def resolve_readme(path=None, force=False):
 
 
 def _create_flask():
-    instance_path = os.path.abspath(os.path.expanduser('~/.grip'))
+    if 'GRIPHOME' in os.environ:
+        instance_path = os.environ['GRIPHOME']
+    else:
+        instance_path = os.path.abspath(os.path.expanduser('~/.grip'))
     user_settings = os.path.join(instance_path, 'settings.py')
     default_static_url_path = '/grip-static'