From 72cd1ac43f7912bd37114e665423d57e024ee2c0 Mon Sep 17 00:00:00 2001
From: Renz Christian Bagaporo <renz@espressif.com>
Date: Thu, 13 Dec 2018 18:24:06 +0800
Subject: [PATCH] mbedtls: fix issue with non idf.py build on windows

---
 components/mbedtls/CMakeLists.txt | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/components/mbedtls/CMakeLists.txt b/components/mbedtls/CMakeLists.txt
index e138c2df8f..2f052e1805 100644
--- a/components/mbedtls/CMakeLists.txt
+++ b/components/mbedtls/CMakeLists.txt
@@ -18,7 +18,12 @@ endfunction()
 # Needed to for include_next includes to work from within mbedtls
 include_directories("${COMPONENT_PATH}/port/include")
 
-if(MSYS)
+# Needed in order to workaround issue with improper conversion to native path
+# when building on MSYS2. This ensures that when building on MSYS, Unix style 
+# paths are used.
+set(msystem $ENV{MSYSTEM})
+
+if(MSYS OR msystem)
     set(CMAKE_HOST_UNIX 1)
 endif()