mirror of
https://github.com/git/git.git
synced 2024-11-19 00:53:53 +01:00
611023f88f
Signed-off-by: Ramsay Jones <ramsay@ramsayjones.plus.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
#ifndef REFS_PACKED_BACKEND_H
|
|
#define REFS_PACKED_BACKEND_H
|
|
|
|
struct ref_transaction;
|
|
|
|
/*
|
|
* Support for storing references in a `packed-refs` file.
|
|
*
|
|
* Note that this backend doesn't check for D/F conflicts, because it
|
|
* doesn't care about them. But usually it should be wrapped in a
|
|
* `files_ref_store` that prevents D/F conflicts from being created,
|
|
* even among packed refs.
|
|
*/
|
|
|
|
struct ref_store *packed_ref_store_create(const char *path,
|
|
unsigned int store_flags);
|
|
|
|
/*
|
|
* Lock the packed-refs file for writing. Flags is passed to
|
|
* hold_lock_file_for_update(). Return 0 on success. On errors, write
|
|
* an error message to `err` and return a nonzero value.
|
|
*/
|
|
int packed_refs_lock(struct ref_store *ref_store, int flags, struct strbuf *err);
|
|
|
|
void packed_refs_unlock(struct ref_store *ref_store);
|
|
int packed_refs_is_locked(struct ref_store *ref_store);
|
|
|
|
/*
|
|
* Return true if `transaction` really needs to be carried out against
|
|
* the specified packed_ref_store, or false if it can be skipped
|
|
* (i.e., because it is an obvious NOOP). `ref_store` must be locked
|
|
* before calling this function.
|
|
*/
|
|
int is_packed_transaction_needed(struct ref_store *ref_store,
|
|
struct ref_transaction *transaction);
|
|
|
|
#endif /* REFS_PACKED_BACKEND_H */
|