remove unused variables

minirake

@@ -101,7 +101,7 @@ module MiniRake
       puts "Execute #{name}" if $trace
       self.class.enhance_with_matching_rule(name) if @actions.empty?
       unless $dryrun
-        @actions.each { |act| result = act.call(self) }
+        @actions.each { |act| act.call(self) }
       end
     end
 
@@ -160,14 +160,14 @@ module MiniRake
         lookup(task_name).enhance([deps].flatten, &block)
       end
 
-      # Define a rule for synthesizing tasks.  
+      # Define a rule for synthesizing tasks.
       def create_rule(args, &block)
         pattern, deps = resolve_args(args)
         pattern = Regexp.new(Regexp.quote(pattern) + '$') if String === pattern
         RULES << [pattern, deps, block]
       end
 
-      
+
       # Lookup a task.  Return an existing task if found, otherwise
       # create a task of the current type.
       def lookup(task_name)
@@ -181,7 +181,7 @@ module MiniRake
       # the enhanced task or nil of no rule was found.
       def enhance_with_matching_rule(task_name)
         RULES.each do |pattern, extensions, block|
-          if md = pattern.match(task_name)
+          if pattern.match(task_name)
             ext = extensions.first
             deps = extensions[1..-1]
             case ext
@@ -201,8 +201,8 @@ module MiniRake
         end
         nil
       end
-      
-      private 
+
+      private
 
       # Resolve the arguments for a task/rule.
       def resolve_args(args)
@@ -256,7 +256,7 @@ module MiniRake
     # demand.
     def directory(dir)
       path = []
-      Sys.split_all(dir).each do |p| 
+      Sys.split_all(dir).each do |p|
         path << p
         FileTask.define_task(File.join(path)) do |t|
           Sys.makedirs(t.name)
@@ -415,7 +415,7 @@ class RakeApp
       fail "Unknown option: #{opt}"
     end
   end
-  
+
   # Read and handle the command line options.
   def handle_options
     $verbose = false

tasks/mrbgems.rake

 MRuby.each_target do
-  current_dir = File.dirname(__FILE__).relative_path_from(Dir.pwd)
-  relative_from_root = File.dirname(__FILE__).relative_path_from(MRUBY_ROOT)
-
   if enable_gems?
     # set up all gems
     gems.each(&:setup)
     gems.check
-    
+
     # loader all gems
     self.libmruby << objfile("#{build_dir}/mrbgems/gem_init")
     file objfile("#{build_dir}/mrbgems/gem_init") => ["#{build_dir}/mrbgems/gem_init.c", "#{build_dir}/LEGAL"]
@@ -75,7 +72,7 @@ Additional Licenses
 Due to the reason that you choosed additional mruby packages (GEMS),
 please check the following additional licenses too:
 GEMS_LEGAL
- 
+
         gems.map do |g|
           f.puts
           f.puts "GEM: #{g.name}"

tasks/mrbgems_test.rake

 MRuby.each_target do
-  current_dir = File.dirname(__FILE__).relative_path_from(Dir.pwd)
-  relative_from_root = File.dirname(__FILE__).relative_path_from(MRUBY_ROOT)
-  current_build_dir = "#{build_dir}/#{relative_from_root}"
-
   gems.each do |g|
     test_rbobj = g.test_rbireps.ext(exts.object)
 
@@ -52,8 +48,8 @@ MRuby.each_target do
               f.puts %Q[  mrb_const_set(mrb2, mrb_obj_value(mrb2->object_class), mrb_intern(mrb2, "TEST_ARGS"), test_args_hash); ]
             end
 
-            f.puts %Q[  mrb_#{g.funcname}_gem_test(mrb2);] unless g.test_objs.empty? 
-            
+            f.puts %Q[  mrb_#{g.funcname}_gem_test(mrb2);] unless g.test_objs.empty?
+
             f.puts %Q[  mrb_load_irep(mrb2, gem_test_irep_#{g.funcname}_#{i});]
             f.puts %Q[  if (mrb2->exc) {]
             f.puts %Q[    mrb_p(mrb2, mrb_obj_value(mrb2->exc));]

tasks/mruby_build_commands.rake

@@ -29,7 +29,7 @@ module MRuby
       sh build.filename(command) + ' ' + ( options % params )
     end
   end
- 
+
   class Command::Compiler < Command
     attr_accessor :flags, :include_paths, :defines, :source_exts
     attr_accessor :compile_options, :option_define, :option_include_path, :out_ext
@@ -57,13 +57,9 @@ module MRuby
       end
       [flags, define_flags, include_path_flags, _flags].flatten.join(' ')
     end
-    
+
     def run(outfile, infile, _defineds=[], _include_paths=[], _flags=[])
       FileUtils.mkdir_p File.dirname(outfile)
-      define_flags = [defines, _defineds].flatten.map{ |d| option_define % d }
-      include_path_flags = [include_paths, _include_paths, File.dirname(infile)].flatten.map do |f|
-        option_include_path % filename(f)
-      end
       _pp "CC", infile.relative_path, outfile.relative_path
       if MRUBY_BUILD_HOST_IS_CYGWIN
         _run compile_options, { :flags => all_flags(_defineds, _include_paths, _flags),
@@ -152,7 +148,6 @@ module MRuby
     def run(outfile, objfiles, _libraries=[], _library_paths=[], _flags=[], _flags_before_libraries=[], _flags_after_libraries=[])
       FileUtils.mkdir_p File.dirname(outfile)
       library_flags = [libraries, _libraries].flatten.map { |d| option_library % d }
-      library_path_flags = [library_paths, _library_paths].flatten.map { |f| option_library_path % filename(f) }
 
       _pp "LD", outfile.relative_path
       if MRUBY_BUILD_HOST_IS_CYGWIN