Adding Spidermonkey 17esr to Raring
mitya57 at ubuntu.com
Wed Mar 6 07:06:00 UTC 2013
Yes, a new source package (mozjs17) makes sense I think. As the
current package is in sync with Debian, maybe it'll be a good idea to
get the new one uploaded there, as well.
On 3/6/13, Tim <tim at feathertop.org> wrote:
> Its currently at RC, due for release in the next few days.
> I have spent quite a bit of time, patching their build system etc, to make
> this happen, but still it has taken forever to get to this point.
> - Tim
> On 06/03/13 17:29, Dmitry Shachnev wrote:
>> According to <https://developer.mozilla.org/en-US/docs/SpiderMonkey>,
>> "SpiderMonkey 1.8.5 is the most recent standalone source code
>> release", and that's what we already have in Debian/Ubuntu
>> (src:mozjs). I also don't see anything newer on their FTP.
>> Are you sure there was a new *standalone* release?
>> Dmitry Shachnev
>> On 2/28/13, Tim <tim at feathertop.org> wrote:
>>> Finally after about 2 years Mozilla are releasing a version of the
>>> standalone spidermonkey engine. This release is based off the engine
>>> Firefox 17esr. It has taken quite a long time to get to this stage, and
>>> was hoping it would happen earlier in the cycle, but I would still
>>> like to get this into raring if at all possible. My motivation for this
>>> the great improvements it brings to gnome-shell.
>>> This release fixes a number of high impact issues including greater
>>> performance, greatly reduces memory leaks, and finally solves the long
>>> standing and quite common issue with Garbage Collection deadlocks. I
>>> gjs to this engine a few months ago and while it hasnt landed
>>> upstream yet, the plan for 3.8 is to branch gjs and release 2 versions
>>> gjs, one for each engine. This new gjs is API compatible with 3.6,
>>> and in fact works great with gnome-shell 3.6, so essentially it would be
>>> great to bring these improvements into raring.
>>> There are big API/ABI breaks in this release compared to previous 185
>>> release. Currently none of the other rdepends have been ported as far as
>>> know, and its probably not realistic to get all of them ported this
>>> Mostly the porting is easy enough, however it does result in quite
>>> large diff's so would really want to be done upstream, as it would
>>> be a nightmare to maintain these as Distro patches. Add to this
>>> CouchDB is fundamentally incompatible with this new release, due to
>>> optional) as a core feature of their user scripts.
>>> Given the above, replacing/upgrading the old package is simply not going
>>> be feasible this cycle. I propose adding this new engine as an
>>> additional library, I discussed this on IRC a bit with seb128 and
>>> chriscoulson, however they were unsure about whether this is something
>>> could want to go ahead and suggested that I raise it here for more
>>> widespread discussion. Main issues raised were overall its a low
>>> also some security concerns.
>>> Hopefully now with all the patches on their way into the upstream
>>> code-base, future releases will be more regular, they will be tracking
>>> the firefox esr releases. Although not really guaranteed just yet, it is
>>> planned for some point releases over the life of each version.
>>> Probably issues with overlapping versions will continue to be a problem
>>> until the JS C API settles down, next release 24 will again break all
>>> - Tim
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