From 03bfe86a6b48339d1ba82cb94bcfb1a2cd4b7f88 Mon Sep 17 00:00:00 2001
From: Luxferre <lux@ferre>
Date: Sun, 21 Dec 2025 11:52:40 +0200
Subject: [PATCH] Added methods for unlocking and relocking rootfs to the ed
 module

---
 app/ed.py | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/app/ed.py b/app/ed.py
index 4f9acac..002f7c7 100644
--- a/app/ed.py
+++ b/app/ed.py
@@ -1,10 +1,17 @@
 # A simple line-oriented text editor for MicroPython/CircuitPython
 # implementing the POSIX 'ed' subset
-# Usage: from app.ed import edit
+# Usage: from app.ed import edit, unlock_rootfs, lock_rootfs
 # Created by Luxferre in 2025, released into public domain
 
 from deck.input import input
 
+MCU_STORAGE = False
+try:
+  import storage
+  MCU_STORAGE = True
+except:
+  pass
+
 class Ed:
   def __init__(self, filename=None):
     self.filename = filename
@@ -196,6 +203,14 @@ class Ed:
       except Exception as e:
         print(f"Exception occurred: {e}")
 
+def unlock_rootfs():
+  if MCU_STORAGE:
+    storage.remount("/", readonly=False)
+
+def lock_rootfs():
+  if MCU_STORAGE:
+    storage.remount("/", readonly=True)
+
 def edit(fname):
   editor = Ed(fname)
   editor.run()