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authorshejialuo <shejialuo@gmail.com>2025-06-02 22:41:35 +0800
committerJunio C Hamano <gitster@pobox.com>2025-06-02 11:20:19 -0700
commitd5b3c38b8a1356921a87cc3d435e6de91a9fbff1 (patch)
treec2cc928d10138607523cd279c10a46b5da8bff35 /t
parentd50a5e8939abfc07c2ff97ae72e9330939b36ee0 (diff)
fsck: ignore missing "refs" directory for linked worktrees
"git refs verify" doesn't work if there are worktrees created on Git v2.43.0 or older versions. These versions don't automatically create the "refs" directory, causing the error: error: cannot open directory .git/worktrees/<worktree name>/refs: No such file or directory Since 8f4c00de95 (builtin/worktree: create refdb via ref backend, 2024-01-08), we automatically create the "refs" directory for new worktrees. And in 7c78d819e6 (ref: support multiple worktrees check for refs, 2024-11-20), we assume that all linked worktrees have this directory and would wrongly report an error to the user, thus introducing compatibility issue. Check for ENOENT errno before reporting directory access errors for linked worktrees to maintain backward compatibility. Reported-by: Kristoffer Haugsbakk <code@khaugsbakk.name> Signed-off-by: shejialuo <shejialuo@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 't')
-rwxr-xr-xt/t0602-reffiles-fsck.sh19
1 files changed, 19 insertions, 0 deletions
diff --git a/t/t0602-reffiles-fsck.sh b/t/t0602-reffiles-fsck.sh
index d4a08b823b..a7f25c9605 100755
--- a/t/t0602-reffiles-fsck.sh
+++ b/t/t0602-reffiles-fsck.sh
@@ -106,6 +106,25 @@ test_expect_success 'ref name check should be adapted into fsck messages' '
test_must_be_empty err
'
+test_expect_success 'no refs directory of worktree should not cause problems' '
+ test_when_finished "rm -rf repo" &&
+ git init repo &&
+ (
+ cd repo &&
+ test_commit initial &&
+ git worktree add --detach ./worktree &&
+
+ (
+ cd worktree &&
+ worktree_refdir="$(git rev-parse --git-dir)/refs" &&
+ # Simulate old directory layout
+ rmdir "$worktree_refdir" &&
+ git refs verify 2>err &&
+ test_must_be_empty err
+ )
+ )
+'
+
test_expect_success 'ref name check should work for multiple worktrees' '
test_when_finished "rm -rf repo" &&
git init repo &&