1 files changed, 10 insertions, 14 deletions
diff --git a/lib/bundler/process_lock.rb b/lib/bundler/process_lock.rb
index 4bd6931577..784b17e363 100644
--- a/lib/bundler/process_lock.rb
+++ b/lib/bundler/process_lock.rb
@@ -2,23 +2,19 @@
 
 module Bundler
   class ProcessLock
-    def self.lock(bundle_path = Bundler.bundle_path)
+    def self.lock(bundle_path = Bundler.bundle_path, &block)
       lock_file_path = File.join(bundle_path, "bundler.lock")
-      has_lock = false
+      base_lock_file_path = lock_file_path.delete_suffix(".lock")
 
-      File.open(lock_file_path, "w") do |f|
-        f.flock(File::LOCK_EX)
-        has_lock = true
-        yield
-        f.flock(File::LOCK_UN)
+      require "fileutils" if Bundler.rubygems.provides?("< 3.6.0")
+
+      begin
+        SharedHelpers.filesystem_access(lock_file_path, :write) do
+          Gem.open_file_with_lock(base_lock_file_path, &block)
+        end
+      rescue PermissionError
+        block.call
       end
-    rescue Errno::EACCES, Errno::ENOLCK
-      # In the case the user does not have access to
-      # create the lock file or is using NFS where
-      # locks are not available we skip locking.
-      yield
-    ensure
-      FileUtils.rm_f(lock_file_path) if has_lock
     end
   end
 end