[Mono-dev] Mono 2.0 and FreeBSD

[Zoltan Varga]

Hi,

  It is possible that freebsd changes broke mono, not mono changes. As for the
exception failures, running configure with
./configure --with-sigaltstack=no
might help.

               Zoltan

2008/12/8 Romain Tartière <romain at blogreen.org>:
> Hello,
>
> [Note to Geoff Norton in CC]
>    I saw a message [0] from you about Mono working on FreeBSD so I put
> you in CC since you may have some relevant information to provide ;-)
> [End of note]
>
>    The BSD# project [1] aims to bring Mono 2.0 on the FreeBSD operating
> system.  While Mono is already available on this platform [2], it is
> quite outdated: the latests available version is 1.2.5.1.
>
>    Updating to the latest version is unfortunately not as easy as
> expected: basically, mono builds without incident, but not all programs
> are working correctly.  Regression tests are causing trouble, so I guess
> they have to pass before we can try to see what is okay and what is not.
>
>    In the past few weeks, I tried to track down the mono subversion
> tree to get to the commit that broke NullReferenceException down: the
> test mono/tests/exception.exe pass with <=mono-1.2.5.1 but either ABRT
> or hangs-on with more recent version of mono.  I stopped my tests with the
> version of 2006-10-31 (rev. 67196) from the trunk where the problem is
> still present.  As far I as understand, the development did not took
> place in trunk or patches where applied for the release since
> mono-1.2.5 was tagged many month after this date.
>
>    I am therefore still not able to understand what is happening and
> I am so trying to get more info at the source.  I have put the result of
> running exception.exe here [3].  The program [3.1]  hangs consuming CPU
> time until it gets killed.
>
>    I am not sure about the gdb backtrace [3.2]: I followed the
> instructions about debugging [4] but I have weird results such as:
>> #3  0x00000000 in ?? ()
>> #4  0x00000000 in ?? ()
>> #5  0x00000000 in ?? ()
>> #6  0x00000001 in ?? ()
>> #7  0x00000000 in ?? ()
> ... which I don't think is good (too much 0x00000000)...
>
>    This is on FreeBSD 7.1-PRERELEASE i386 with mono-2.0.1 [3.3].
>
>    Any idea for a better backtrace is welcomed.  Any hint is welcomed.
> Any branch of mono to checkout and test too.  If required, I can even
> provide an SSH connection to a FreeBSD box and assistance to a Mono-guru
> to hack and fix this bug (Okay, I think you understood that I _really_
> want this to work on FreeBSD!).
>
>
>    I hope that mixing the BSD# team's knowledge of FreeBSD and your
> knowledge of Mono internals will result in having a working Mono 2.0 on
> FreeBSD!
>
>
> With kind regards,
> Romain Tartière,
> on behalf of the BSD# Project.
>
> References:
>    0. http://lists.ximian.com/pipermail/mono-devel-list/2008-November/029685.html
>    1. http://code.google.com/p/bsd-sharp/
>    2. http://www.freshports.org/lang/mono/
>    3. http://mono.sigabrt.org/
>    3.1 http://mono.sigabrt.org/exception.cs
>    3.2 http://mono.sigabrt.org/gdb
>    3.3 http://mono.sigabrt.org/VERSION
>    4. http://www.mono-project.com/Debugging
>
> --
> Romain Tartière <romain at blogreen.org>        http://romain.blogreen.org/
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> (plain text =non-HTML= PGP/GPG encrypted/signed e-mail much appreciated)
>
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