Hi,

I wrote - and thought, sent - a long email about this some days ago, but yahoo 
or something seems to have eaten it as I don't see it in the list archive. 
frustrating as I already cleared my local copy!


First of all, I believe this discussion belongs on the grass-dev list, not PSC. 
See RFC1.


it's late on Sunday night so I won't restart the whole thing right now, but 
long story short, and not stated nearly as clearly or well-


releasebranch70 should not have been branched until 7.0RC1. Until RC1 it is 
just wasted effort to keep the two of them as a 1:1 mirror, so what's the 
point? If anyone wants to talk about unnecessary developer burden, start there. 
(fwiw it is possible to add a hook to auto-merge in svn server-side) Also, I 
was rather surprised to see beta1 released at all as AFAIK we had only 
discussed a "technology preview", ie a tag direct from trunk. Sorry if I missed 
some email, otherwise I would have raised this earlier.


GRASS 6.x is already far along into bugfix maintenance mode. *Please, just 
leave it to naturally and quietly make its way into history.*

Note that for copyright and critical bug reasons relbr64 must be release-ready 
within a few hours (or days) at all times. There are various debug codes and 
experiments in devbr6 which are not suitable for backport but none the less 
useful to have around. Right now with 6.4.4 deeply frozen there are things for 
some future 6.4.5 in devbr6 which are not critical enough to push in for 6.4.4 
this late in the cycle. Maintaining a local patch set for those instead is 
lossy and frankly, dumb.

tbh I cringe every time I see a commit go into both relbr64 and devbr6 at the 
same time, as it pretty much guarantees the changes were only lightly tested by 
only one or a few people, which is not how it should be done, especially when 
we are so close to release. Minor innocent looking last minute changes have 
resulted in embarrassing major problems multiple times in the past, time and 
discipline is the only way to deal with it. This will only get more risky as 6 
and 7's libraries diverge.  Direct backports are personally frustrating as they 
undermine and short-circuit hours of other careful merging and checking, and 
generally treating the relbr64 codebase like a delicate and valuable antique 
vase.

In grass-addon/tools/ svn repo you will find a number of svnXXmerge scripts for 
porting between branches which makes maintaining multiple branches completely 
trivial. The difficult and risky park is porting between 6 and 7.  Between 6.4 
and 6.5, and 7.0 and 7.1 is trivial to merge with those scripts given a svn rev 
number, and little risk. Porting 7.x direct to 6.4 is high risk and a threat to 
our reputation as uber-stable software, which we have fought very hard to 
obtain and should protect at all costs. I don't think I can be part of the ruin 
of that.


As mentioned before, I wish to use the bulk of my grass dev time maintaining 
the grass 6 line. To do that properly I need a staging area, and devbr6 is it. 
Hosting a clone on github for that is too ridiculous and broken a situation to 
begin to contemplate.

If devbr6 is removed I simply can not do the stable grass 6 maintenance job 
properly. So without that there is really very little for me to contribute in 
future. It will not translate to me spending more time working on grass 7, only 
drive me away from the project.


I've thought long and hard about this, and it has caused me much upset and 
anguish, since I enjoy working on GRASS and do not want to have that taken 
away. Having the stable release getting only better with time takes discipline, 
procedure, and yes, work.

There is simply no two ways around that.

regards,
Hamish

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