Gentoo Archives: gentoo-dev

From: Rich Freeman <rich0@g.o>
To: gentoo-dev <gentoo-dev@l.g.o>
Subject: Re: [gentoo-dev] Re: [OT/NIT] Re: Re: [gentoo-commits] gentoo-x86 commit in profiles: ChangeLog package.mask
Date: Tue, 23 Apr 2013 19:11:21
Message-Id: CAGfcS_=S=gKMZu3Qn7aBAFUNFV9tgs-u8=32RMVtVOayZoeUFQ@mail.gmail.com
In Reply to: Re: [gentoo-dev] Re: [OT/NIT] Re: Re: [gentoo-commits] gentoo-x86 commit in profiles: ChangeLog package.mask by Matt Turner
1 On Tue, Apr 23, 2013 at 2:37 PM, Matt Turner <mattst88@g.o> wrote:
2 > On Tue, Apr 23, 2013 at 11:20 AM, Rich Freeman <rich0@g.o> wrote:
3 >> On Tue, Apr 23, 2013 at 2:00 PM, Jeroen Roovers <jer@g.o> wrote:
4 >>> Er, you can't be seriously suggesting we will drop repoman checks with
5 >>> the migration to git? I don't see how that would benefit anyone.
6 >>>
7 >>
8 >> Interesting point. One thing to keep in mind with git is that commits
9 >> don't affect the "central repository." Pushes are what impacts the
10 >> repository.
11 >>
12 >> If I spend six months working on a bunch of coordinated package
13 >> changes, nobody will see a thing until I push those commits and 500
14 >> ebuilds all change atomically (not that I'm suggesting that lack of
15 >> communication is to be encouraged). A repoman check on a commit may
16 >> not reflect its impact six months later when it actually hits the main
17 >> tree.
18 >
19 > ... if you're squashing 6 months of work into a single commit before pushing.
20 >
21 > I don't think we want to do that, do we? Maybe bisecting isn't
22 > particularly interesting for the portage tree.
23
24 I never said that I was squashing 6 months of work into a single
25 commit, only that I was pushing 6 months worth of commits in a single
26 operation.
27
28 Any repoman checks done at the time of each commit are essentially
29 worthless. Consider this example:
30
31 1. Create app-misc/foo-1.2 which depends on app-misc/bar. Repoman
32 checks this and it is fine.
33 2. Do 500 other commits.
34 3. Push it all to the tree six months later.
35 4. Get bug report that app-misc/bar was renamed two months back.
36
37 Repoman is about checking changes to the main repository. What
38 matters isn't how the change you made impacts your clone of the
39 repository, but how that change impacts the main repository when it
40 eventually makes its way back.
41
42 Unless your workflow is to pull, commit, and push with no intervening
43 commits by other contributors, the repoman check needs to be done
44 before the push, not the commit.
45
46 Rich

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