Handle aliases in C files

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@5817 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Tue Feb 24 06:32:27 2004  Dave Thomas  <dave@pragprog.com>
+
+	* lib/rdoc/parsers/parse_c.rb (RDoc::C_Parser::do_aliases): Handle
+	  aliases in C files.
+
 Tue Feb 24 06:16:22 2004  Dave Thomas  <dave@pragprog.com>
 
 	* lib/rdoc/rdoc.rb (RDoc::RDoc::document): Now create op dir _before_

lib/rdoc/parsers/parse_c.rb

@@ -165,6 +165,7 @@ module RDoc
       do_classes
       do_methods
       do_includes
+      do_aliases
       @top_level
     end
 
@@ -322,6 +323,19 @@ module RDoc
 
     ############################################################
     
+    def do_aliases
+      @body.scan(%r{rb_define_alias\(\s*(\w+),\s*"([^"]+)",\s*"([^"]+)"\s*\)}m) do
+        |var_name, new_name, old_name|
+        @stats.num_methods += 1
+        class_name = @known_classes[var_name] || var_name
+        class_obj  = find_class(var_name, class_name)
+
+        class_obj.add_alias(Alias.new("", old_name, new_name, ""))
+      end
+   end
+
+    ############################################################
+
     def handle_method(type, var_name, meth_name, 
                       meth_body, param_count, source_file = nil)