From a16f524eae61a4f6cb49cc43318242a5d550c453 Mon Sep 17 00:00:00 2001
From: "Christoph M. Wintersteiger" <cwinter@microsoft.com>
Date: Tue, 9 Feb 2016 19:58:52 +0000
Subject: [PATCH] Install target fix for ocamlfind_install on Windows.

Relates to #409
---
 scripts/mk_util.py | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/scripts/mk_util.py b/scripts/mk_util.py
index 53f891d28..33f70c98d 100644
--- a/scripts/mk_util.py
+++ b/scripts/mk_util.py
@@ -3650,10 +3650,15 @@ class MakeRuleCmd(object):
         assert not ' ' in dir
         install_root = cls._install_root(dir, in_prefix, out)
 
-        cls.write_cmd(out, "mkdir -p {install_root}{dir}".format(
-            install_root=install_root,
-            dir=dir))
-
+        if is_windows():
+            cls.write_cmd(out, "IF NOT EXIST {dir} (mkdir {dir})".format(
+                install_root=install_root,
+                dir=dir))
+        else:
+            cls.write_cmd(out, "mkdir -p {install_root}{dir}".format(
+                install_root=install_root,
+                dir=dir))
+            
     @classmethod
     def _is_path_prefix_of(cls, temp_path, target_as_abs):
         """