[ruby-talk:03042] Re: Problem with getc under UNIX with ruby 1.4.3

Hi,

In message "[ruby-talk:03040] Re: Problem with getc under UNIX with ruby 1.4.3"
    on 00/05/30, "David Douthitt" <[e-mail]> writes:

|#!/usr/bin/ruby
|
|class IO
|   def getc
|      begin
|        system("stty raw -echo")
|        str = self.getc
|      ensure
|        system("stty -raw echo")
|      end
|   end
|end
|
|str = STDIN.getc
|p str
|
|This code locks up - I think probably for semi-obvious reasons
|(self.getc IN getc) but I don't know how to call the "previous" getc
|from within a redefinition.  I tried super and it said there wasn't
|any.

Try `alias'.

   class IO
     alias orig_getc getc
     private :orig_getc
     def getc
       ...
       c = orig_getc
       ...
     end
   end