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-rw-r--r--ext/tk/lib/tk/optiondb.rb16
1 files changed, 11 insertions, 5 deletions
diff --git a/ext/tk/lib/tk/optiondb.rb b/ext/tk/lib/tk/optiondb.rb
index a806f3971d..186811d37d 100644
--- a/ext/tk/lib/tk/optiondb.rb
+++ b/ext/tk/lib/tk/optiondb.rb
@@ -8,7 +8,11 @@ module TkOptionDB
extend Tk
TkCommandNames = ['option'.freeze].freeze
- CmdClassID = ['CMD_CLASS'.freeze, '00000'.taint].freeze
+ (CmdClassID = ['CMD_CLASS'.freeze, '00000'.taint]).instance_eval{
+ @mutex = Mutex.new
+ def mutex; @mutex; end
+ freeze
+ }
module Priority
WidgetDefault = 20
@@ -250,8 +254,10 @@ module TkOptionDB
def __create_new_class(klass, func, safe = 4, add = false, parent = nil)
if klass.kind_of?(TkWindow)
carrier = klass.path
- klass = CmdClassID.join(TkCore::INTERP._ip_id_)
- CmdClassID[1].succ!
+ CmdClassID.mutex.synchronize{
+ klass = CmdClassID.join(TkCore::INTERP._ip_id_)
+ CmdClassID[1].succ!
+ }
parent = nil # ignore parent
else
klass = klass.to_s if klass.kind_of?(Symbol)
@@ -312,7 +318,7 @@ module TkOptionDB
:singleton_methods, :remove_const, :remove_method, :undef_method,
:to_s, :inspect, :display, :method, :methods, :respond_to?,
:instance_variable_get, :instance_variable_set, :instance_method,
- :instance_eval, :instance_variables, :kind_of?, :is_a?,
+ :instance_eval, :instance_exec, :instance_variables, :kind_of?, :is_a?,
:private_methods, :protected_methods, :public_methods ].each{|m|
alias_method(m, :__null_method)
}
@@ -362,7 +368,7 @@ module TkOptionDB
def new_proc_class_random(klass, func, safe = 4, add = false, &b)
eval_under_random_base(){
- TkOption.new_proc_class(klass, func, safe, add, self, &b)
+ TkOptionDB.new_proc_class(klass, func, safe, add, self, &b)
}
end
module_function :new_proc_class_random