* lib/rdoc/*.rb: Remove unused variable warnings.

Patch by Run Paint [ruby-core:30991]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29724 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/rdoc/generator/darkfish.rb

@@ -277,7 +277,6 @@ class RDoc::Generator::Darkfish
 			outfile     = @outputdir + file.path
 			debug_msg "  working on %s (%s)" % [ file.full_name, outfile ]
 			rel_prefix  = @outputdir.relative_path_from( outfile.dirname )
-			context     = binding()
 
 			debug_msg "  rendering #{outfile}"
 			self.render_template( template_file, binding(), outfile )

lib/rdoc/markup/attribute_manager.rb

@@ -265,7 +265,6 @@ class RDoc::Markup::AttributeManager
   def split_into_flow
     res = []
     current_attr = 0
-    str = ""
 
     str_len = @str.length
 

lib/rdoc/markup/parser.rb

@@ -387,7 +387,7 @@ class RDoc::Markup::Parser
   # Skips a token of +token_type+, optionally raising an error.
 
   def skip token_type, error = true
-    type, data, = get
+    type, = get
 
     return unless type # end of stream
 

lib/rdoc/parser/c.rb

@@ -284,7 +284,6 @@ class RDoc::Parser::C < RDoc::Parser
             \s*(\([^)]*\))([^;]|$))"xm
       comment = $1
       body_text = $2
-      params = $3
 
       remove_private_comments comment if comment
 
@@ -304,7 +303,6 @@ class RDoc::Parser::C < RDoc::Parser
 
       find_modifiers comment, meth_obj if comment
 
-      #meth_obj.params = params
       meth_obj.start_collecting_tokens
       tk = RDoc::RubyToken::Token.new nil, 1, 1
       tk.set_text body_text

lib/rdoc/parser/ruby.rb

@@ -452,7 +452,8 @@ class RDoc::Parser::Ruby < RDoc::Parser
 
   def parse_attr_accessor(context, single, tk, comment)
     args = parse_symbol_arg
-    read = get_tkread
+    get_tkread
+
     rw = "?"
 
     # TODO If nodoc is given, don't document any of them
@@ -758,7 +759,8 @@ class RDoc::Parser::Ruby < RDoc::Parser
 
   def parse_meta_attr(context, single, tk, comment)
     args = parse_symbol_arg
-    read = get_tkread
+    get_tkread
+
     rw = "?"
 
     # If nodoc is given, don't document any of them

lib/rdoc/rdoc.rb

@@ -383,8 +383,6 @@ The internal error was:
 
       @generator = gen_klass.for @options
 
-      pwd = Dir.pwd
-
       Dir.chdir @options.op_dir do
         begin
           self.class.current = self

lib/rdoc/ruby_lex.rb

@@ -674,7 +674,7 @@ class RDoc::RubyLex
         tk_c = TkLPAREN
       end
       @indent_stack.push tk_c
-      tk = Token(tk_c)
+      Token(tk_c)
     end
 
     @OP.def_rule("[]", proc{|op, io| @lex_state == EXPR_FNAME}) do