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Merge branch 'op/worktree-is-main-bare-fix'

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Going into a secondary worktree and asking "is the main worktree
bare?" did not work correctly when per-worktree configuration
option was in use, which has been corrected.

* op/worktree-is-main-bare-fix:
  worktree: detect from secondary worktree if main worktree is bare
This commit is contained in:
Junio C Hamano
2025-02-14 17:53:48 -08:00
parent 5785d9143b 78a95e0d80
commit 09e74b06ea
2 changed files with 46 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
t/t3200-branch.sh
View File

@ -410,6 +410,20 @@ test_expect_success 'bare main worktree has HEAD at branch deleted by secondary
git -C secondary branch -D main
'
test_expect_success 'secondary worktrees recognize core.bare=true in main config.worktree' '
test_when_finished "rm -rf bare_repo non_bare_repo secondary_worktree" &&
git init -b main non_bare_repo &&
test_commit -C non_bare_repo x &&
git clone --bare non_bare_repo bare_repo &&
git -C bare_repo config extensions.worktreeConfig true &&
git -C bare_repo config unset core.bare &&
git -C bare_repo config --worktree core.bare true &&
git -C bare_repo worktree add ../secondary_worktree &&
git -C secondary_worktree checkout main
'
test_expect_success 'git branch --list -v with --abbrev' '
test_when_finished "git branch -D t" &&
git branch t &&

41
worktree.c
View File

@ -65,6 +65,28 @@ static int is_current_worktree(struct worktree *wt)
return is_current;
}
/*
* When in a secondary worktree, and when extensions.worktreeConfig
* is true, only $commondir/config and $commondir/worktrees/<id>/
* config.worktree are consulted, hence any core.bare=true setting in
* $commondir/config.worktree gets overlooked. Thus, check it manually
* to determine if the repository is bare.
*/
static int is_main_worktree_bare(struct repository *repo)
{
int bare = 0;
struct config_set cs = {0};
char *worktree_config = xstrfmt("%s/config.worktree", repo_get_common_dir(repo));
git_configset_init(&cs);
git_configset_add_file(&cs, worktree_config);
git_configset_get_bool(&cs, "core.bare", &bare);
git_configset_clear(&cs);
free(worktree_config);
return bare;
}
/**
* get the main worktree
*/
@ -79,16 +101,17 @@ static struct worktree *get_main_worktree(int skip_reading_head)
CALLOC_ARRAY(worktree, 1);
worktree->repo = the_repository;
worktree->path = strbuf_detach(&worktree_path, NULL);
/*
* NEEDSWORK: If this function is called from a secondary worktree and
* config.worktree is present, is_bare_repository_cfg will reflect the
* contents of config.worktree, not the contents of the main worktree.
* This means that worktree->is_bare may be set to 0 even if the main
* worktree is configured to be bare.
*/
worktree->is_bare = (is_bare_repository_cfg == 1) ||
is_bare_repository();
worktree->is_current = is_current_worktree(worktree);
worktree->is_bare = (is_bare_repository_cfg == 1) ||
is_bare_repository() ||
/*
* When in a secondary worktree we have to also verify if the main
* worktree is bare in $commondir/config.worktree.
* This check is unnecessary if we're currently in the main worktree,
* as prior checks already consulted all configs of the current worktree.
*/
(!worktree->is_current && is_main_worktree_bare(the_repository));
if (!skip_reading_head)
add_head_info(worktree);
return worktree;