Re: sudo: git describe during GIT_VERSION_GEN not as expected..

From: Philip Oakley <philipoakley@iee.email>
Date: May 15, 2022, 10:38 UTC
Message-ID: <e5a7937c-eae0-c30a-9894-c217e4ba904d@iee.email>
In-Reply-To: <7bb71920-b840-5133-ceac-664c09942772@iee.email>

couple corrections.

On 15/05/2022 11:12, Philip Oakley wrote:

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> Hi,
>
> I have run into a problem with make/install of git on my old travel 
> laptop. While trying to make / install git with some patches on top of 
> yesterdays next (coincidental timing) I'm finding that the generated 
> git version is the default value rather than that of a regular 'get 
> describe' as used in GIT_VERSION_GEN.
>
> Commit tree state:
> ~/repos/git (die_preserve_2)$ git log -4 --oneline --decorate
> dd96dd88c3 (HEAD -> die_preserve_2) rebase: note `preserve` merges may 
> be a pull config option
> 53d93c1c94 rebase: help users when dying with `preserve-merges`
> 65721c069b rebase.c: state preserve-merges has been removed
> 7e84679e2a (junio/next, gitster/next, gitgitgadget/next, git/next) 
> Merge branch 'cb/ci-make-p4-optional' into next
>
> After a make/install of the above I'm getting a version string is the 
> default, rather than referencing the current hash as below. I've 
> already tried setting the safe.directory as advised. The second 
> describe invocation is from GIT_VERSION_GEN

which, in this case, is invoked by the sudo in the `make install`

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> . Note how it fails to provide the expected output.
>
> ~/repos/git (die_preserve_2)$ git version
> git version 2.36.GIT
> ~/repos/git (die_preserve_2)$ git describe --match "v[0-9]*" HEAD
> v2.36.1-165-gdd96dd88c3
> ~/repos/git (die_preserve_2)$ sudo git describe --match "v[0-9]*" HEAD
> fatal: unsafe repository ('/home/philip/repos/git' is owned by someone 
> else)
> To add an exception for this directory, call:
>
>     git config --global --add safe.directory /home/philip/repos/git
> ~/repos/git (die_preserve_2)$ git config --global --get safe.directory

Bad cut & paste. The response was: /home/philip/repos/git

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>
>
> Is this a temporary position, as the sudo safe.directory problem is 
> still to be added to next? Or is it a secondary side effect of the 
> install method as per [1,2]?
>
> Philip
>
> [1] 
> https://www.digitalocean.com/community/tutorials/how-to-install-git-from-source-on-ubuntu-20-04-quickstart 
>
>     see `sudo make prefix=/usr/local install`
> [2] 
> https://www.digitalocean.com/community/tutorials/how-to-install-git-on-ubuntu-20-04
>