From 3de94a45efde5241fd3c731a42b496ddb32b8902 Mon Sep 17 00:00:00 2001
From: Hong Minhee <minhee@dahlia.kr>
Date: Fri, 6 Jun 2014 00:22:22 +0900
Subject: [PATCH] Error if submodules are not initialized yet

---
 .gitignore | 1 +
 setup.py   | 9 ++++++++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/.gitignore b/.gitignore
index 86ae6780..21641e3d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -54,6 +54,7 @@ sassc/
 sass-spec/
 
 # libsass-python
+._.DS_Store
 build/
 dist/
 docs/_build
diff --git a/setup.py b/setup.py
index f85529e5..430cff11 100644
--- a/setup.py
+++ b/setup.py
@@ -1,4 +1,4 @@
-from __future__ import with_statement
+from __future__ import print_function, with_statement
 
 import ast
 import distutils.cmd
@@ -44,6 +44,13 @@
 sources = ['pysass.c']
 sources.extend(libsass_sources)
 
+if not os.path.isdir('sass2scss') and os.path.isdir('.git'):
+    print('Submodules seem not initialized yet.'
+          'You can initialize it by the following command:',
+          file=sys.stderr)
+    print('\tgit submodule update --init', file=sys.stderr)
+    raise SystemExit(1)
+
 if sys.platform == 'win32':
     from distutils.msvc9compiler import get_build_version
     vscomntools_env = 'VS{0}{1}COMNTOOLS'.format(