From 48d175607e8c9da7d35420c34b3d49250995ee7e Mon Sep 17 00:00:00 2001
From: Drew Bonasera <Drewsif@users.noreply.github.com>
Date: Tue, 14 Feb 2023 03:59:58 -0500
Subject: [PATCH] Check if loopback automatically gets mounted by OS and umount
 it

Closes #254
---
 pishrink.sh | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/pishrink.sh b/pishrink.sh
index e5435ec..ba291f0 100755
--- a/pishrink.sh
+++ b/pishrink.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-version="v0.1.2"
+version="v0.1.3"
 
 CURRENT_DIR="$(pwd)"
 SCRIPTNAME="${0##*/}"
@@ -70,7 +70,13 @@ function set_autoexpand() {
     #Make pi expand rootfs on next boot
     mountdir=$(mktemp -d)
     partprobe "$loopback"
-    mount "$loopback" "$mountdir"
+    sleep 3
+    umount "$loopback" > /dev/null 2>&1
+    mount "$loopback" "$mountdir" -o rw
+    if (( $? != 0 )); then
+      info "Unable to mount loopback, autoexpand will not be enabled"
+      return
+    fi
 
     if [ ! -d "$mountdir/etc" ]; then
         info "/etc not found, autoexpand will not be enabled"