Bug#602050: ITP: supercollider -- A real time audio synthesis programming language

[Felipe Sateler]

On Wed, Mar 9, 2011 at 10:23, Dan S <danstowell+debmm at gmail.com> wrote:
> 2011/3/8 Felipe Sateler <fsateler at debian.org>:
>> On Wed, Mar 2, 2011 at 23:32, Dan S <danstowell+debmm at gmail.com> wrote:
>>> 2011/2/25 Felipe Sateler <fsateler at debian.org>:
>>>> On Sun, Feb 20, 2011 at 20:59, Felipe Sateler <fsateler at debian.org> wrote:
>>>>> On Sat, Feb 19, 2011 at 17:46, Dan S <danstowell+debmm at gmail.com> wrote:
>>>>>> 2010/10/31 Felipe Sateler <fsateler at debian.org>:
>>>>>>> Package: wnpp
>>>>>>> Severity: wishlist
>>>>>>> Owner: pkg-multimedia-maintainers at lists.alioth.debian.org
>>>>>>>
>>>>>>> * Package name    : supercollider
>>>>>>>  Version         : 3.4
>>>>>>>  Upstream Author : Lots of people
>>>>>>> * URL             : http://supercollider.sourceforge.net
>>>>>>> * License         : mostly GPL, some BSD, CC-BY-SA-3.0
>>>>>>>  Programming Lang: C++
>>>>>>>  Description     : A real time audio synthesis programming language
>>>>>>>
>>>>>>> SuperCollider is an environment and programming language for real time
>>>>>>> audio synthesis and algorithmic composition. It provides an interpreted
>>>>>>> object-oriented language which functions as a network client
>>>>>>> to a state of the art, realtime sound synthesis server.
>>>>>>
>>>>>> OK, status of the supercollider packaging. Here's what I wrote on 4th
>>>>>> jan (re a patch to add versioning to the soname):
>>>>>>
>>>>>>> The patch is in, upstream. What's happening right now is we're
>>>>>>> preparing a 3.4.2 release, which will include this patch. (release
>>>>>>> candidate files are at
>>>>>>> <http://sourceforge.net/projects/supercollider/files/Source/3.4.2/>)
>>>>>>>
>>>>>>> The neatest thing is to wait for 3.4.2 official release, then import
>>>>>>> it to the deb-mm repo and tweak the scripts for .so.1. Should be soon!
>>>>>>
>>>>>> Since then, there's been some delay in supercolliderland due to
>>>>>> debating garbage-collection issues in the development branch. We can
>>>>>> either wait more, or apply the patch downstream, in which case it
>>>>>> would I think be ready for others to try? What's the next step once
>>>>>> we're OK with the packaging?
>>>>>
>>>>> Since the patch is already applied upstream, and we are likely to wait
>>>>> a while before 3.4.2 is out, it should be OK to apply the patch
>>>>> locally to 3.4.1 for now. Please do that, and update the packaging
>>>>> accordingly.
>>>>
>>>> Ping?
>>>
>>> OK I've had a look at this tonight. There is a scons problem, which
>>> lintian handily discovers for me. (Hooray lintian! I think.)
>>>
>>> The patched build script creates symlinks such as
>>> libscsynth.so->libscsynth.so.1.0.0. However, when scons is installing,
>>> it doesn't install a symlink but copies the file contents. Therefore
>>> instead of one lib file and one symlink, we get two identical lib
>>> files - and lintian correctly reports this as an error.
>>>
>>> I've been trying to find a way to convince scons to do the right
>>> thing. I pushed an experimental branch to the git named
>>> "scons_soversion" where instead of creating a symlink and asking scons
>>> to install it, we add a symlinking command that should run during
>>> installation. The problem is, that scons (v1.2.0) uses python chdir()
>>> when running commands, which jumps it straight out of the DESTDIR and
>>> tries to install in the system /usr/lib rather than the current build
>>> tree. So I can't find a way of getting scons to create the symlink
>>> during the install step AND inside DESTDIR. One or the other but not
>>> both.
>>>
>>> If anyone can offer suggestions I'd be grateful.
>>> http://git.debian.org/?p=pkg-multimedia/supercollider.git;a=shortlog;h=refs/heads/scons_soversion
>>
>> It seems to me that the problem you are having is because your
>> debian/rules uses the --install-sandbox option instead of the
>> handcoded (by upstream) DESTDIR variable handling in SConstruct.
>
> Interesting...
>
>> I've pushed a commit to that branch that apparently solves the issue.
>
> Great, works here, thanks.
>
> Someone else started the supercollider packaging (on ubuntu) and he
> had reasons for going with --install-sandbox. He is bcc'ed here -
> Artem please send me (or deb-mm) a mail if you have objections.
>
> I'll merge that branch into master, and send the change upstream (for
> inclusion in 3.4.2).

Remember to include the change in master as a patch instead of
directly modifying SConstruct!


-- 

Saludos,
Felipe Sateler