On Aug 22, 2:23 am, Nils Bruin <nbr...@sfu.ca> wrote:
>  1. Signal handler collision between sage and ecl

A C function can be used to deactivate trapping of signals

http://ecls.sourceforge.net/new-manual/re37.html#table.boot_options

>  2. sage segfaults upon exit if ecl has run

Run cl_shutdown() manually before Sage exits. ECL registers its own
exit handler using atexit(), perhaps that is the problem.

>  3. ecl by default  has an error handler that doesn't work well inside
> sage

In what sense?

>  4. current wrapper is not GC-safe, but that's straightforward to fix.

This should be easy to fix.

Thanks for your great work!

Juanjo
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