From 95b9f1dee1a96b7b20b191ff38d93d294da8483e Mon Sep 17 00:00:00 2001
From: Miroslav Pavleski <miroslav.pavleski@cosylab.com>
Date: Tue, 26 May 2015 22:28:29 +0200
Subject: [PATCH] Windows fix added comments and specified the concrete
 exception (ValueError)

---
 sigal/__init__.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/sigal/__init__.py b/sigal/__init__.py
index 12a7bfb..a7172a4 100644
--- a/sigal/__init__.py
+++ b/sigal/__init__.py
@@ -117,11 +117,14 @@ def build(source, destination, debug, verbose, force, config, theme, title,
         logger.error("Input directory not found: %s", settings['source'])
         sys.exit(1)
 
+    # on windows os.path.relpath raises a ValueError if the two paths are on 
+    # different drives, in that case we just ignore the exception as the two 
+    # paths are anyway not relative
     relative_check = True
     try:
         relative_check =  os.path.relpath(settings['destination'],
                            settings['source']).startswith('..')
-    except:
+    except ValueError:
         pass
 
     if not relative_check: