37 lines
1.2 KiB
37 lines
1.2 KiB
#ifndef REFS_PACKED_BACKEND_H |
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#define REFS_PACKED_BACKEND_H |
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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(const char *path, |
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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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