Subject: Re: HEADS UP: migration to fully dynamic linked "base" system
To: Lennart Augustsson <>
From: Jason R Thorpe <>
List: current-users
Date: 08/26/2002 11:27:57
On Mon, Aug 26, 2002 at 08:20:05PM +0200, Lennart Augustsson wrote:

 > Why should using dlopen() require that the executable is dynamically
 > linked?  Requiring this is, imo, broken.  If using dlopen() is the
 > reason to go to a dynamically linked /bin, then fix dlopen() instead.

dlopen() CANNOT be fixed in this case:

	1. In ELF, the kernel runs a dynamic executable my mapping the
	   interpreter (ld.elf_so), and passing info about the program
	   to it.  The interpreter then maps stuff, and jumps into the

	2. The interpreter provides dlopen(), etc.

A statically-linked executable has no interpreter, and thus has no

        -- Jason R. Thorpe <>