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Re: [PATCH 05/16] path: refactor `repo_submodule_path()` family of functions

From
Patrick Steinhardt <ps@pks.im>
Date
Feb 7, 2025, 06:16 UTC
Message-ID
<Z6WlONTM0lNaXTH5@pks.im>
In-Reply-To
<CAOLa=ZTJ7ef9rP3fQfNwSCD54zeVPL1Rd_hQfzDpEpFiStx_PQ@mail.gmail.com>
On Thu, Feb 06, 2025 at 04:05:13AM -0800, Karthik Nayak wrote:
Show 35 quoted lines
> Patrick Steinhardt <ps@pks.im> writes:
> 
> [snip]
> 
> > diff --git a/path.c b/path.c
> > index d918d0409e..d721507be8 100644
> > --- a/path.c
> > +++ b/path.c
> > @@ -560,14 +560,15 @@ const char *repo_worktree_path_replace(const struct repository *repo,
> >  }
> >
> >  /* Returns 0 on success, negative on failure. */
> > -static int do_submodule_path(struct strbuf *buf, const char *path,
> > +static int do_submodule_path(struct repository *repo,
> > +			     struct strbuf *buf, const char *path,
> >  			     const char *fmt, va_list args)
> >  {
> >  	struct strbuf git_submodule_common_dir = STRBUF_INIT;
> >  	struct strbuf git_submodule_dir = STRBUF_INIT;
> >  	int ret;
> >
> > -	ret = submodule_to_gitdir(the_repository, &git_submodule_dir, path);
> > +	ret = submodule_to_gitdir(repo, &git_submodule_dir, path);
> >  	if (ret)
> >  		goto cleanup;
> >
> > @@ -586,13 +587,14 @@ static int do_submodule_path(struct strbuf *buf, const char *path,
> >  	return ret;
> >  }
> >
> > -char *git_pathdup_submodule(const char *path, const char *fmt, ...)
> > +char *repo_submodule_path(struct repository *repo,
> 
> To stay consistent with the other repo_* functions, should we change
> `struct repository *repo` to `const struct repository *repo`?

Somebody noticed :) But no, we cannot, we need to internally pass the repo to functions that expect a non-const pointer. This is because deep down in the callstack we end up calling `repo_read_gitmodules()`, which modifies the repository.

I'll add a comment to the commit message.
Patrick
Previous: Karthik NayakNext: Karthik Nayak
Message 14 of 36 in “path: remove dependency on `the_repository`”
  1. 00/16 path: remove dependency on `the_repository`Patrick Steinhardt, Feb 6, 2025
  2. 01/16 path: refactor `repo_common_path()` family of functionsPatrick Steinhardt, Feb 6, 2025
  3. Karthik NayakFeb 6, 2025
  4. Patrick SteinhardtFeb 7, 2025
  5. shejialuoFeb 6, 2025
  6. Patrick SteinhardtFeb 7, 2025
  7. 02/16 path: refactor `repo_git_path()` family of functionsPatrick Steinhardt, Feb 6, 2025
  8. Karthik NayakFeb 6, 2025
  9. Patrick SteinhardtFeb 7, 2025
  10. 03/16 path: refactor `repo_worktree_path()` family of functionsPatrick Steinhardt, Feb 6, 2025
  11. 04/16 submodule: refactor `submodule_to_gitdir()` to accept a repoPatrick Steinhardt, Feb 6, 2025
  12. 05/16 path: refactor `repo_submodule_path()` family of functionsPatrick Steinhardt, Feb 6, 2025
  13. Karthik NayakFeb 6, 2025
  14. Patrick SteinhardtFeb 7, 2025
  15. Karthik NayakFeb 7, 2025
  16. shejialuoFeb 6, 2025
  17. 06/16 path: drop unused `strbuf_git_path()` functionPatrick Steinhardt, Feb 6, 2025
  18. 07/16 path: drop `git_pathdup()` in favor of `repo_git_path()`Patrick Steinhardt, Feb 6, 2025
  19. 08/16 path: drop `git_path_buf()` in favor of `repo_git_path_replace()`Patrick Steinhardt, Feb 6, 2025
  20. 09/16 worktree: return allocated string from `get_worktree_git_dir()`Patrick Steinhardt, Feb 6, 2025
  21. Karthik NayakFeb 7, 2025
  22. Patrick SteinhardtFeb 7, 2025
  23. 10/16 path: drop `git_common_path()` in favor of `repo_common_path()`Patrick Steinhardt, Feb 6, 2025
  24. shejialuoFeb 6, 2025
  25. Patrick SteinhardtFeb 7, 2025
  26. 11/16 rerere: let `rerere_path()` write paths into a caller-provided bufferPatrick Steinhardt, Feb 6, 2025
  27. 12/16 path: drop `git_path()` in favor of `repo_git_path()`Patrick Steinhardt, Feb 6, 2025
  28. shejialuoFeb 6, 2025
  29. Patrick SteinhardtFeb 7, 2025
  30. 13/16 repo-settings: introduce function to clear structPatrick Steinhardt, Feb 6, 2025
  31. 14/16 environment: move access to "core.hooksPath" into repo settingsPatrick Steinhardt, Feb 6, 2025
  32. 15/16 environment: move access to "core.sharedRepository" into repo settingsPatrick Steinhardt, Feb 6, 2025
  33. 16/16 path: adjust last remaining users of `the_repository`Patrick Steinhardt, Feb 6, 2025
  34. shejialuoFeb 6, 2025
  35. Patrick SteinhardtFeb 7, 2025
  36. Karthik NayakFeb 7, 2025

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