From: "Iñaki Baz Castillo" Date: 2011-04-20T21:24:54+09:00 Subject: Re: Calling a custom Ruby C extension method from other C extension 2011/4/20 Hans Mackowiak : > method 1: > > in your my-exten use "extern String_headerize( args );" > and then you must  require your string lib before yours > method 2: > > if you not need the directly C method you chould use > rb_funcall(string,rb_intern(headerize),args ...); Thanks a lot. I prefer method 1 (as I expect is faster than method 2). -- Iñaki Baz Castillo