99f0d97b73
This is consistent with the calling convention for ref backend creation, and avoids storing ".git/packed-refs" (the name of a regular file) in a variable called ref_store::gitdir. Signed-off-by: Han-Wen Nienhuys <hanwen@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
40 lines
1.3 KiB
C
40 lines
1.3 KiB
C
#ifndef REFS_PACKED_BACKEND_H
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#define REFS_PACKED_BACKEND_H
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struct repository;
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struct ref_transaction;
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/*
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* Support for storing references in a `packed-refs` file.
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*
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* Note that this backend doesn't check for D/F conflicts, because it
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* doesn't care about them. But usually it should be wrapped in a
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* `files_ref_store` that prevents D/F conflicts from being created,
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* even among packed refs.
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*/
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struct ref_store *packed_ref_store_create(struct repository *repo,
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const char *gitdir,
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unsigned int store_flags);
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/*
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* Lock the packed-refs file for writing. Flags is passed to
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* hold_lock_file_for_update(). Return 0 on success. On errors, write
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* an error message to `err` and return a nonzero value.
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*/
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int packed_refs_lock(struct ref_store *ref_store, int flags, struct strbuf *err);
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void packed_refs_unlock(struct ref_store *ref_store);
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int packed_refs_is_locked(struct ref_store *ref_store);
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/*
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* Return true if `transaction` really needs to be carried out against
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* the specified packed_ref_store, or false if it can be skipped
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* (i.e., because it is an obvious NOOP). `ref_store` must be locked
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* before calling this function.
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*/
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int is_packed_transaction_needed(struct ref_store *ref_store,
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struct ref_transaction *transaction);
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#endif /* REFS_PACKED_BACKEND_H */
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