From cd81d57df2de7c3c5bc29951fc0b6bae03593b62 Mon Sep 17 00:00:00 2001
From: Stuart <stuart.owen@manchester.ac.uk>
Date: Fri, 10 Jan 2025 15:22:46 +0000
Subject: [PATCH] add mutex_m to Gemfile

removed from Standard in 3.4, and gives a warning
---
 Gemfile      | 2 ++
 Gemfile.lock | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/Gemfile b/Gemfile
index 614ff1ece1..bdef974ad4 100644
--- a/Gemfile
+++ b/Gemfile
@@ -161,10 +161,12 @@ gem 'licensee'
 
 gem "sitemap_generator", "~> 6.3"
 
+# removed from Standard in Ruby 3.4
 gem 'observer'
 gem 'abbrev'
 gem 'csv'
 gem 'nkf'
+gem 'mutex_m'
 
 group :production do
   gem 'passenger'
diff --git a/Gemfile.lock b/Gemfile.lock
index e9bbe2debb..039f456ab7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -494,6 +494,7 @@ GEM
     multi_json (1.15.0)
     multi_xml (0.6.0)
     multipart-post (2.3.0)
+    mutex_m (0.3.0)
     mysql2 (0.5.6)
     namae (1.1.1)
     nesty (1.0.2)
@@ -1062,6 +1063,7 @@ DEPENDENCIES
   mimemagic (~> 0.3.7)
   minitest (~> 5.14)
   minitest-reporters
+  mutex_m
   my_responds_to_parent!
   mysql2
   net-ftp