On 10/16/2019 12:02 PM, Roman Lebedev wrote:
> On Wed, Oct 16, 2019 at 9:55 PM Tom Stellard <tstel...@redhat.com> wrote:
>>
>> On 10/16/2019 07:31 AM, Roman Lebedev wrote:
>>> +1, please.
>>>
>>> Also, putting a tag on the *first* commit in the repo,
>>> and doing `git describe --match FIRST_COMMIT_TAG` will be *great*!
>>>
>>
>> Do we need to add a tag or is `git rev-list --count HEAD`
>> good enough?
> Ah, interesting, that works too, better than nothing.
> But to be noted that number is different from the `llvm-svn: <>` for
> the current commit.
> 

This is expected.  There were a few commits that were filtered
out in the SVN to git conversion:

https://github.com/jyknight/llvm-git-migration/blob/master/llvm-svn2git-monorepo.rules

-Tom

>> -Tom
> Roman
> 
>>> Roman.
>>>
>>> On Wed, Oct 16, 2019 at 5:23 PM Robinson, Paul via llvm-dev
>>> <llvm-...@lists.llvm.org> wrote:
>>>>
>>>> +1.  And put it in the email (subject?).  While it’s possible to derive a 
>>>> count from a hash manually, better to have it in the email in the first 
>>>> place.  You can’t rely on order-of-email-delivery to reflect 
>>>> order-of-commit.
>>>>
>>>> --paulr
>>>>
>>>>
>>>>
>>>> From: llvm-dev <llvm-dev-boun...@lists.llvm.org> On Behalf Of Shoaib 
>>>> Meenai via llvm-dev
>>>> Sent: Wednesday, October 16, 2019 1:42 AM
>>>> To: tstel...@redhat.com; Mehdi AMINI <joker....@gmail.com>
>>>> Cc: llvm-dev <llvm-...@lists.llvm.org>; cfe-dev <cfe-...@lists.llvm.org>; 
>>>> openmp-dev (openmp-...@lists.llvm.org) <openmp-...@lists.llvm.org>; LLDB 
>>>> Dev <lldb-dev@lists.llvm.org>
>>>> Subject: Re: [llvm-dev] [cfe-dev] Mailing list changes this week
>>>>
>>>>
>>>>
>>>> I thought we were just going to count commits on a particular branch and 
>>>> use the (branch name, commit count) tuple as our monotonic incrementing 
>>>> identifier? 
>>>> https://llvm.org/docs/Proposals/GitHubMove.html#on-managing-revision-numbers-with-git
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> From: cfe-dev <cfe-dev-boun...@lists.llvm.org> on behalf of cfe-dev 
>>>> <cfe-...@lists.llvm.org>
>>>> Organization: Red Hat
>>>> Reply-To: "tstel...@redhat.com" <tstel...@redhat.com>
>>>> Date: Tuesday, October 15, 2019 at 10:13 PM
>>>> To: Mehdi AMINI <joker....@gmail.com>
>>>> Cc: llvm-dev <llvm-...@lists.llvm.org>, cfe-dev <cfe-...@lists.llvm.org>, 
>>>> "openmp-dev (openmp-...@lists.llvm.org)" <openmp-...@lists.llvm.org>, LLDB 
>>>> Dev <lldb-dev@lists.llvm.org>
>>>> Subject: Re: [cfe-dev] Mailing list changes this week
>>>>
>>>>
>>>>
>>>> On 10/15/2019 09:44 PM, Mehdi AMINI wrote:
>>>>
>>>> On Tue, Oct 15, 2019 at 9:33 PM Tom Stellard <tstel...@redhat.com 
>>>> <mailto:tstel...@redhat.com>> wrote:
>>>>
>>>>      On 10/15/2019 09:24 PM, Mehdi AMINI wrote:
>>>>
>>>>      > Hi Tom.
>>>>
>>>>      >
>>>>
>>>>      > One issue with this is that we don't have a clear "ordering" from 
>>>> linear revision numbers from these emails. Have we looked into continuing 
>>>> to generate our own emails per commits instead so that we control the 
>>>> format?
>>>>
>>>>      >
>>>>
>>>>      This actually what we are doing, we are listening for github commit 
>>>> events and
>>>>
>>>>      then generating our own emails based on the data in the event.  We 
>>>> can format
>>>>
>>>>      the emails how ever we want, and we tried to match the current SVN 
>>>> format exactly.
>>>>
>>>> Ah great!
>>>>
>>>>
>>>>
>>>>      Is the some other information you would like to have in the emails to 
>>>> show the
>>>>
>>>>      ordering?
>>>>
>>>> The only thing I was looking to get was to continue to have a monotonic 
>>>> incrementing integer for the revision instead of the git hash alone: I 
>>>> don't know if `git llvm` has this feature yet but this was discussed a 
>>>> while ago (I don't remember if we just mentioned counting the commits in 
>>>> the repo from the beginning or using an invocation of `git describe` or 
>>>> something derived).
>>>>
>>>>
>>>>
>>>> We talked about using `git describe` for this, but this would require that 
>>>> we
>>>>
>>>> add tags to the master branch each time the version number was bumped.  We
>>>>
>>>> discussed this[1] last year, but deferred the decision, since we couldn't 
>>>> get
>>>>
>>>> consensus on the tag name.
>>>>
>>>>
>>>>
>>>> -Tom
>>>>
>>>>
>>>>
>>>> [1] 
>>>> https://urldefense.proofpoint.com/v2/url?u=http-3A__lists.llvm.org_pipermail_llvm-2Ddev_2018-2DDecember_128484.html&d=DwIGaQ&c=5VD0RTtNlTh3ycd41b3MUw&r=o3kDXzdBUE3ljQXKeTWOMw&m=_SmpuqSzuAhMoF3exJmWRp6KnerIOE6WdU4kcv3tjhQ&s=p_75z-WV3dFcBRoqs2YeTexKxeCf8oyS-atIo6wG6Fg&e=
>>>>
>>>>
>>>>
>>>> --
>>>>
>>>> Mehdi
>>>>
>>>>
>>>>
>>>>      -Tom
>>>>
>>>>      > Thanks,
>>>>
>>>>      >
>>>>
>>>>      > --
>>>>
>>>>      > Mehdi
>>>>
>>>>      >
>>>>
>>>>      >
>>>>
>>>>      >
>>>>
>>>>      > On Tue, Oct 15, 2019 at 9:07 PM Tom Stellard via cfe-dev 
>>>> <cfe-...@lists.llvm.org <mailto:cfe-...@lists.llvm.org> 
>>>> <mailto:cfe-...@lists.llvm.org <mailto:cfe-...@lists.llvm.org>>> wrote:
>>>>
>>>>      >
>>>>
>>>>      >     Hi,
>>>>
>>>>      >
>>>>
>>>>      >     We are going to start to switching from SVN commit emails to 
>>>> GitHub commit
>>>>
>>>>      >     emails this week.  The only real change you should notice is 
>>>> that
>>>>
>>>>      >     the revision number in the subject will be replaced with a git 
>>>> hash and
>>>>
>>>>      >     the diff links in the email will point to GitHub.  Otherwise the
>>>>
>>>>      >     content and format of the email should be the same.
>>>>
>>>>      >
>>>>
>>>>      >     We are going to start by rolling this out for the 
>>>> openmp-commits list
>>>>
>>>>      >     and then once that's working begin migrating the rest of the 
>>>> lists.  If you
>>>>
>>>>      >     notice any issues with the new emails, please file a bug and 
>>>> mark it
>>>>
>>>>      >     as a blocker of the github meta-bug (llvm.org/PR39393 
>>>> <https://urldefense.proofpoint.com/v2/url?u=http-3A__llvm.org_PR39393&d=DwIGaQ&c=5VD0RTtNlTh3ycd41b3MUw&r=o3kDXzdBUE3ljQXKeTWOMw&m=_SmpuqSzuAhMoF3exJmWRp6KnerIOE6WdU4kcv3tjhQ&s=eX8PTSE7QycIi5KeESJj4VzteOcs9k7RANSWPgiiQ2Q&e=
>>>>  > 
>>>> <https://urldefense.proofpoint.com/v2/url?u=http-3A__llvm.org_PR39393&d=DwIGaQ&c=5VD0RTtNlTh3ycd41b3MUw&r=o3kDXzdBUE3ljQXKeTWOMw&m=_SmpuqSzuAhMoF3exJmWRp6KnerIOE6WdU4kcv3tjhQ&s=eX8PTSE7QycIi5KeESJj4VzteOcs9k7RANSWPgiiQ2Q&e=
>>>>  >).
>>>>
>>>>      >
>>>>
>>>>      >     Thanks,
>>>>
>>>>      >     Tom
>>>>
>>>>      >     _______________________________________________
>>>>
>>>>      >     cfe-dev mailing list
>>>>
>>>>      >     cfe-...@lists.llvm.org <mailto:cfe-...@lists.llvm.org> 
>>>> <mailto:cfe-...@lists.llvm.org <mailto:cfe-...@lists.llvm.org>>
>>>>
>>>>      >     
>>>> https://urldefense.proofpoint.com/v2/url?u=https-3A__lists.llvm.org_cgi-2Dbin_mailman_listinfo_cfe-2Ddev&d=DwIGaQ&c=5VD0RTtNlTh3ycd41b3MUw&r=o3kDXzdBUE3ljQXKeTWOMw&m=_SmpuqSzuAhMoF3exJmWRp6KnerIOE6WdU4kcv3tjhQ&s=xRFk9gEi6pLejTNAvlPR6gtikLoWNgyvL7b-TAvUcnc&e=
>>>>
>>>>      >
>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>>
>>>> cfe-dev mailing list
>>>>
>>>> cfe-...@lists.llvm.org
>>>>
>>>> https://urldefense.proofpoint.com/v2/url?u=https-3A__lists.llvm.org_cgi-2Dbin_mailman_listinfo_cfe-2Ddev&d=DwIGaQ&c=5VD0RTtNlTh3ycd41b3MUw&r=o3kDXzdBUE3ljQXKeTWOMw&m=_SmpuqSzuAhMoF3exJmWRp6KnerIOE6WdU4kcv3tjhQ&s=xRFk9gEi6pLejTNAvlPR6gtikLoWNgyvL7b-TAvUcnc&e=
>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>> LLVM Developers mailing list
>>>> llvm-...@lists.llvm.org
>>>> https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
>>

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