From 9c2704b705d9989ff235625fbf735c79b8086753 Mon Sep 17 00:00:00 2001
From: Takeshi KOMIYA <i.tkomiya@gmail.com>
Date: Sat, 26 Dec 2015 01:44:40 +0900
Subject: [PATCH] Fix #2193: shutil.SameFileError if source directory and
 destination directory are same

---
 CHANGES           | 1 +
 sphinx/cmdline.py | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/CHANGES b/CHANGES
index 8ac51f522..561d0f45c 100644
--- a/CHANGES
+++ b/CHANGES
@@ -20,6 +20,7 @@ Bugs fixed
 * #1480, #2188: LaTeX: Support math in section titles
 * #2071: Fix same footnote in more than two section titles => LaTeX/PDF Bug
 * #2040: Fix UnicodeDecodeError in sphinx-apidoc when author contains non-ascii characters
+* #2193: Fix shutil.SameFileError if source directory and destination directory are same
 
 
 Release 1.3.3 (released Dec 2, 2015)
diff --git a/sphinx/cmdline.py b/sphinx/cmdline.py
index e411836c3..e9d76bb83 100644
--- a/sphinx/cmdline.py
+++ b/sphinx/cmdline.py
@@ -144,6 +144,10 @@ def main(argv):
                   file=sys.stderr)
             return 1
         outdir = abspath(args[1])
+        if srcdir == outdir:
+            print('Error: source directory and destination directory are same.',
+                  file=sys.stderr)
+            return 1
     except IndexError:
         parser.print_help()
         return 1