From: timsuth@... (Tim Sutherland)
Date: 2004-04-20T10:29:09+09:00
Subject: Re: Including a .so like a .dll?

In article <slrnc88uig.v7b.timsuth@europa.zone>, Tim Sutherland wrote:
[...]
>Use the 'dl' library. Documentation is in the Ruby source at
>ruby/ext/dl/doc/dl.txt.
>
>This works on both Windows and Linux (and others) and is even nicer than the
>Win32API module.
>
>An example:
>
>  require 'dl/import'
>
>  module LIBC
>    extend DL::Importable
>  
>    dlload 'libc.so.6'
>
>    typealias 'mode_t' 'unsigned int'

Oops, should be
     typealias 'mode_t', 'unsigned int'

>  
>    extern 'int mkfifo(char*, mode_t)'
>    extern 'void perror(char*)'
>  end
>  
>  if -1 == LIBC.mkfifo('foo', 007)
>    LIBC.perror("mkfifo")
>  end

I should also mention that dl supports structs and malloc in a nice way. It
is a very nice library. IMHO the best part of Ruby 1.8 is that it includes dl.