1 files changed, 19 insertions, 0 deletions
diff --git a/make_helpers/cygwin.mk b/make_helpers/cygwin.mk
new file mode 100644
index 00000000..04a963ff
--- /dev/null
+++ b/make_helpers/cygwin.mk
@@ -0,0 +1,19 @@
+#
+# Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+#
+
+# OS specific definitions for builds in a Cygwin environment.
+# Cygwin allows us to use unix style commands on a windows platform.
+
+ifndef CYGWIN_MK
+    CYGWIN_MK := $(lastword $(MAKEFILE_LIST))
+
+    include ${MAKE_HELPERS_DIRECTORY}unix.mk
+
+    # In cygwin executable files have the Windows .exe extension type.
+    BIN_EXT := .exe
+
+endif