[Bug dynamic-link/11767] RFE: dlopen of in-memory ET_DYN or ET_EXEC object

["jtobey at john-edwin-tobey dot org" <sourceware-bugzilla at sourceware dot org>]

https://sourceware.org/bugzilla/show_bug.cgi?id=11767

--- Comment #20 from John Tobey <jtobey@john-edwin-tobey.org> ---
(In reply to Rich Felker from comment #19)
> It's already possible: you write into a temp file and call dlopen on the
> temp file.

"Just bad design" in your words.

> POSIX
> requires it to accept invalid DSO handles (which glibc currently does not
> tolerate; see bug #14989)

Interesting, thanks!  Have you thought about a hash table (or similar) mapping
handle to header?

> lookup time and space requirements scale with number of DSOs loaded (of
> which you may have a lot).

I grant that there may exist good reasons not to implement this feature in this
time and place.  Once we get our foot in the door with a minimal
implementation, if scaling issues arise later, we optimize.

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