edwin scheme/emacs SEGV's in X; not on console

[Boris Samorodov]

"Ben Kaduk" <minimarmot at gmail.com> writes:

> Hi all,
>
> I'm taking a classical mechanics class that uses an scmutils package
> on top of mit-scheme.
> Attempting to build this software on FreeBSD natively has been ...
> painful, so I'm looking
> at using the linuxulator to run an already-compiled version.
>
> I'm running FreeBSD-CURRENT from the September snapshot, and I installed
> linux_base-f8 and linux-xorg-libs.
> I then downloaded this tarball:
> http://groups.csail.mit.edu/mac/users/gjs/6946/scmutils-tarballs/scmutils-20080929-ix86-ubuntu-gutsy.tar.gz
> and unpacked it in /usr/local .
> I needed to brandelf -t Linux
> /usr/local/scmutils/mit-scheme/bin/mit-scheme-native
> and change /usr/local/bin/mechanics to have #!/usr/compat/linux/bin/bash
> instead of #!/bin/bash, but then the program runs just fine in console mode.
> (edwin is an emacs18, and it has a module on top of it to run a scheme
> interpreter
> using their mechanics library.)
>
> However, when I run the program in X11, whenever I try to evaluate a command
> (C-x, even), I get the message:
> Internal error: Hardware trap SIGSEGV.
> I can try to ktrace the call to scheme, but kdump segfaults on the ktrace.out.
>
> Is there anything obvious that I should look at?

You should use devel/linux_kdump instead of the native one.


WBR
-- 
Boris Samorodov (bsam)
Research Engineer, http://www.ipt.ru Telephone & Internet SP
FreeBSD committer, http://www.FreeBSD.org The Power To Serve