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From: Stefan Monnier <monnier@IRO.UMontreal.CA>
To: Glenn Morris <rgm@gnu.org>
Cc: emacs-devel@gnu.org
Subject: Re: FFI in Emacs
Date: Thu, 12 Jul 2012 09:55:14 -0400	[thread overview]
Message-ID: <jwvvchtm6md.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <m2bojm6fas.fsf@newartisans.com> (John Wiegley's message of "Wed,  11 Jul 2012 00:24:27 -0500")

> A real FFI patch would let me dlopen any C library and call functions within
> it, such as openssl or zlib.  Dave's patch is more like what Python allows:
> writing Emacs Lisp extensions in C that can be loaded as shared libraries.

That sounds right, thank you.

Just for the record: Emacs's FFI should not be able to open just any
random shared library.  Only the ones that come with the needed extra
"I'm compatible with the GPL" branding (as attested by the
presence of the "plugin_is_GPL_compatible" symbol, IIRC).

Hopefully, more and more libraries will come with such branding in
the future.


        Stefan



  parent reply	other threads:[~2012-07-12 13:55 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-06-27 23:36 FFI in Emacs Aurélien Aptel
2012-06-27 23:47 ` Glenn Morris
2012-06-28  0:03   ` John Wiegley
2012-06-28  2:12     ` Glenn Morris
2012-06-28  3:43       ` Stefan Monnier
2012-06-28  4:51         ` John Wiegley
2012-06-28 15:27           ` Nix
2012-07-11  5:24         ` John Wiegley
2012-07-11  5:53           ` Helmut Eller
2012-07-11  6:43           ` Michael Albinus
2012-07-11 14:04             ` Burton Samograd
2012-07-11 14:07               ` Burton Samograd
2012-07-11  7:14           ` Stephen J. Turnbull
2012-07-11  7:44             ` Michael Albinus
2012-07-11 16:11             ` Eli Zaretskii
2012-07-11 17:08               ` Samuel Bronson
2012-07-11 17:49                 ` Eli Zaretskii
2012-07-11 18:23                   ` Stephen J. Turnbull
2012-07-11 18:30                     ` Eli Zaretskii
2012-07-11 16:05           ` Eli Zaretskii
2012-07-12 13:55           ` Stefan Monnier [this message]
2012-07-12 17:01             ` Samuel Bronson
2012-07-12 18:54             ` John Wiegley
2012-07-12 23:19             ` Sam Steingold
2012-07-13  2:20               ` Óscar Fuentes
2012-07-13  3:21                 ` Stephen J. Turnbull
2012-06-28  6:20       ` joakim
2012-07-11  9:40         ` joakim
2012-08-25 17:25           ` Aurélien Aptel
2012-08-25 18:20             ` joakim
2012-08-26  8:57               ` Ivan Kanis
2012-08-26 13:11                 ` joakim
2013-03-12 19:16             ` Aurélien Aptel
2013-03-12 21:50               ` Eli Zaretskii
2013-03-12 22:40                 ` Pascal J. Bourguignon
2013-03-13  7:41                   ` Andreas Schwab
2013-03-12 22:53                 ` Aurélien Aptel
2013-03-13  0:31                   ` Daniel Colascione
2013-03-13  3:55                   ` Eli Zaretskii
2013-03-22 19:44               ` BT Templeton
2013-03-23  1:51                 ` Leo Liu
2013-03-23  2:04                   ` Noah Lavine
2013-03-23 16:07                 ` Stefan Monnier
2013-03-23 18:33                   ` Yagnesh Raghava Yakkala

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