From 8c738425ada0982be02e53bf4556a9a575b339eb Mon Sep 17 00:00:00 2001
From: Gijs Molenaar <gijs@pythonic.nl>
Date: Thu, 30 Mar 2017 10:12:57 +0200
Subject: [PATCH] Recursive copy

---
 cwltool/process.py | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/cwltool/process.py b/cwltool/process.py
index 371eebbdb..3a8117349 100644
--- a/cwltool/process.py
+++ b/cwltool/process.py
@@ -236,7 +236,15 @@ def moveIt(src, dst):
                     return
         if src != dst:
             _logger.debug("Copying %s to %s", src, dst)
-            shutil.copy(src, dst)
+            try:
+                # first try a tree copy
+                shutil.copytree(src, dst)
+            except OSError as exc:
+                # check for exception is faster
+                if exc.errno == errno.ENOTDIR:
+                    # if no dir copy file
+                    shutil.copy(src, dst)
+                else: raise
 
     outfiles = []  # type: List[Dict[Text, Any]]
     collectFilesAndDirs(outputObj, outfiles)