From 2ad5fd0e51ec4f882483495fb21d944530028dca Mon Sep 17 00:00:00 2001
From: Haly <hui.guo@nxp.com>
Date: Tue, 28 Jun 2022 01:16:04 +0800
Subject: [PATCH] semihosting: ensure directories exist before open file for
 writing (#1407)

---
 pyocd/debug/semihost.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pyocd/debug/semihost.py b/pyocd/debug/semihost.py
index 16cc85c87..5e111fe42 100644
--- a/pyocd/debug/semihost.py
+++ b/pyocd/debug/semihost.py
@@ -1,5 +1,6 @@
 # pyOCD debugger
 # Copyright (c) 2015-2020 Arm Limited
+# Copyright (c) 2022 NXP
 # SPDX-License-Identifier: Apache-2.0
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -20,6 +21,7 @@
 import logging
 import time
 import datetime
+import pathlib
 import six
 
 from ..coresight.cortex_m import CortexM
@@ -184,6 +186,10 @@ def open(self, fnptr, fnlen, mode):
             return fd
 
         try:
+            # ensure directories are exists if mode is write/appened
+            if ('w' in mode) or ('a' in mode):
+                pathlib.Path(filename).parent.mkdir(parents=True, exist_ok=True)
+
             fd = self.next_fd
             self.next_fd += 1