📛 Rename native extension files

Rakefile

@@ -7,7 +7,8 @@ require 'rake/extensiontask'
 
 task :build => :compile
 
-Rake::ExtensionTask.new('rumale') do |ext|
+Rake::ExtensionTask.new('rumaleext') do |ext|
+  ext.ext_dir = 'ext/rumale'
   ext.lib_dir = 'lib/rumale'
 end
 

ext/rumale/extconf.rb

@@ -28,4 +28,4 @@ if RUBY_PLATFORM =~ /mswin|cygwin|mingw/
   end
 end
 
-create_makefile('rumale/rumale')
+create_makefile('rumale/rumaleext')

ext/rumale/rumaleext.c

@@ -1,8 +1,8 @@
-#include "rumale.h"
+#include "rumaleext.h"
 
 VALUE mRumale;
 
-void Init_rumale(void)
+void Init_rumaleext(void)
 {
   mRumale = rb_define_module("Rumale");
 

ext/rumale/rumaleext.h

@@ -5,4 +5,4 @@
 
 #include "tree.h"
 
-#endif /* RUMALE_H */
+#endif /* RUMALEEXT_H */

lib/rumale.rb

@@ -2,7 +2,7 @@
 
 require 'numo/narray'
 
-require 'rumale/rumale'
+require 'rumale/rumaleext'
 
 require 'rumale/version'
 require 'rumale/validation'

lib/rumale/tree/base_decision_tree.rb

@@ -2,6 +2,7 @@
 
 require 'rumale/base/base_estimator'
 require 'rumale/tree/node'
+require 'rumale/rumaleext'
 
 module Rumale
   # This module consists of the classes that implement tree models.

lib/rumale/tree/decision_tree_classifier.rb

@@ -1,6 +1,5 @@
 # frozen_string_literal: true
 
-require 'rumale/rumale'
 require 'rumale/tree/base_decision_tree'
 require 'rumale/base/classifier'
 

lib/rumale/tree/decision_tree_regressor.rb

@@ -1,6 +1,5 @@
 # frozen_string_literal: true
 
-require 'rumale/rumale'
 require 'rumale/tree/base_decision_tree'
 require 'rumale/base/regressor'
 

lib/rumale/tree/gradient_tree_regressor.rb

@@ -1,8 +1,8 @@
 # frozen_string_literal: true
 
-require 'rumale/rumale'
 require 'rumale/base/base_estimator'
 require 'rumale/base/regressor'
+require 'rumale/rumaleext'
 require 'rumale/tree/node'
 
 module Rumale