CFFI + asdf bundles

[Faré]

PING.

Here's an updated version of my patch, with fixes for monolithic-lib-op.

Should I create a pull request on github instead?

Note that the static linking magic works on Windows and Linux but not BSD
(but that's no regression).

—♯ƒ • François-René ÐVB Rideau •Reflection&Cybernethics• http://fare.tunes.org
Paradoxes only exist in language, not reality. — Eric S. Raymond


On Wed, Sep 16, 2015 at 11:29 PM, Faré <fahree at gmail.com> wrote:
> Here is a patch that will make CFFI play better with ASDF bundles.
> This allows delivery with a single .so and/or .a file for all the
> wrappers in a system, which can be automatically linked into ECL (and
> in the future, in SBCL or other implementations, for application
> delivery).
>
> Also, report for a bug, not fixed in the attached patch: compiling,
> linking, etc., should be atomic, by using temporary pathnames;
> otherwise, there is a race condition when multiple processes try to
> execute a script that depends on a CFFI library. Recent-enough ASDF
> 3.1.2 provides with-temporary-file to help, and 3.1.5 uses it
> internally for its own targets, but some implementations still lag
> behind with ASDF 3.0.x, and ASDF can't backwards-compatibly use
> with-temporary-file for you, so you must use it yourself.
>
> This patch also drops support for ASDF 2 or earlier, because backwards
> compatibility is hard, and not necessary: today, all implementations
> provide ASDF 3.
>
> —♯ƒ • François-René ÐVB Rideau •Reflection&Cybernethics• http://fare.tunes.org
> The least deviation from truth will be multiplied later.
>         — Aristotle
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