Automatically generated ChangeLog files - PHASE 1

[Martin Liška]

I'm also CCing gcc-patches and fortran ML.

Martin

On 5/12/20 11:05 AM, Martin Liška wrote:
> Hi.
> 
> Thanks to Jakub, we finally set up an experimental environment:
> gcc.gnu.org/home/gccadmin/gcc-reposurgeon-8.git
> 
> The repository now contains a new pre-commit hook that validates
> the git commit format ([1]) and provides a reasonable error message
> when violated. The hook is based on [2] and the page also contains
> a fuzzy definition of what is supported. Cloning [2], one can also
> check what will be added to ChangeLog entries by:
> 
> $ ./git_changelog.py /home/marxin/Programming/gcc-reposurgeon-8 8a37df5e5cb2de8302f9412173103593ec53961e
> ------ gcc/ChangeLog ------
> 2020-01-13  Martin Jambor  <mjambor@suse.cz>
> 
>      PR ipa/93223
>      * ipa-cp.c (devirtualization_time_bonus): Check whether isummary is
>      NULL.
> ------ gcc/testsuite/ChangeLog ------
> 2020-01-13  Martin Jambor  <mjambor@suse.cz>
> 
>      PR ipa/93223
>      testsuite/
>      * g++.dg/ipa/pr93223.C: New test.
> 
> (one needs [3] Python package for that)
> 
> We encourage people to test both the hook and the script. We hope we'll cover
> majority of the used formats. I also support _not_ using DATESTAMP and committer
> name, these can be automatically deduced from a commit. That will simplify workflow
> as people won't have to adjust a message before pushing.
> 
> Unresolved questions:
> - format of reverted patches
> - what to do with backports
> 
> Here I suggest to use native 'git revert XYZ' and 'git cherry-pick -x XYZ'.
> Doing that the commit messages will provide link to original commit and the script
> can later append corresponding 'Backported ..' or 'Reverted' line.
> 
> For the possible issues or questions, please open a Github issue at [4].
> 
> Thoughts?
> Martin
> 
> [1] https://github.com/marxin/git-hooks/tree/gcc-changelog
> [2] https://github.com/marxin/gcc-changelog
> [3] https://gitpython.readthedocs.io/en/stable/intro.html
> [4] https://github.com/marxin/gcc-changelog/issues
> 
>