diff options
Diffstat (limited to 'lib/shell.rb')
-rw-r--r-- | lib/shell.rb | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/lib/shell.rb b/lib/shell.rb index 8216eb2862..b0bdc8194f 100644 --- a/lib/shell.rb +++ b/lib/shell.rb @@ -12,8 +12,6 @@ require "e2mmap" -require "thread" unless defined?(Mutex) - require "forwardable" require "shell/error" @@ -100,7 +98,7 @@ class Shell @debug_display_process_id = false @debug_display_thread_id = true - @debug_output_mutex = Mutex.new + @debug_output_mutex = Thread::Mutex.new class << Shell extend Forwardable |