diff options
Diffstat (limited to 'refs/refs-internal.h')
| -rw-r--r-- | refs/refs-internal.h | 90 |
1 files changed, 34 insertions, 56 deletions
diff --git a/refs/refs-internal.h b/refs/refs-internal.h index fa93c9a..12cf4e4 100644 --- a/refs/refs-internal.h +++ b/refs/refs-internal.h @@ -112,28 +112,6 @@ enum peel_status { enum peel_status peel_object(const unsigned char *name, unsigned char *sha1); /* - * Return 0 if a reference named refname could be created without - * conflicting with the name of an existing reference. Otherwise, - * return a negative value and write an explanation to err. If extras - * is non-NULL, it is a list of additional refnames with which refname - * is not allowed to conflict. If skip is non-NULL, ignore potential - * conflicts with refs in skip (e.g., because they are scheduled for - * deletion in the same operation). Behavior is undefined if the same - * name is listed in both extras and skip. - * - * Two reference names conflict if one of them exactly matches the - * leading components of the other; e.g., "foo/bar" conflicts with - * both "foo" and with "foo/bar/baz" but not with "foo/bar" or - * "foo/barbados". - * - * extras and skip must be sorted. - */ -int verify_refname_available(const char *newname, - const struct string_list *extras, - const struct string_list *skip, - struct strbuf *err); - -/* * Copy the reflog message msg to buf, which has been allocated sufficiently * large, while cleaning up the whitespaces. Especially, convert LF to space, * because reflog file is one line per entry. @@ -187,6 +165,10 @@ struct ref_update { const char refname[FLEX_ARRAY]; }; +int refs_read_raw_ref(struct ref_store *ref_store, + const char *refname, unsigned char *sha1, + struct strbuf *referent, unsigned int *type); + /* * Add a ref_update with the specified properties to transaction, and * return a pointer to the new object. This function does not verify @@ -222,16 +204,13 @@ enum ref_transaction_state { * as atomically as possible. This structure is opaque to callers. */ struct ref_transaction { + struct ref_store *ref_store; struct ref_update **updates; size_t alloc; size_t nr; enum ref_transaction_state state; }; -int files_log_ref_write(const char *refname, const unsigned char *old_sha1, - const unsigned char *new_sha1, const char *msg, - int flags, struct strbuf *err); - /* * Check for entries in extras that are within the specified * directory, where dirname is a reference directory name including @@ -256,7 +235,9 @@ const char *find_descendant_ref(const char *dirname, * processes (though rename_ref() catches some races that might get by * this check). */ -int rename_ref_available(const char *old_refname, const char *new_refname); +int refs_rename_ref_available(struct ref_store *refs, + const char *old_refname, + const char *new_refname); /* We allow "recursive" symbolic refs. Only within reason, though */ #define SYMREF_MAXDEPTH 5 @@ -355,6 +336,17 @@ struct ref_iterator *empty_ref_iterator_begin(void); int is_empty_ref_iterator(struct ref_iterator *ref_iterator); /* + * Return an iterator that goes over each reference in `refs` for + * which the refname begins with prefix. If trim is non-zero, then + * trim that many characters off the beginning of each refname. flags + * can be DO_FOR_EACH_INCLUDE_BROKEN to include broken references in + * the iteration. + */ +struct ref_iterator *refs_ref_iterator_begin( + struct ref_store *refs, + const char *prefix, int trim, int flags); + +/* * A callback function used to instruct merge_ref_iterator how to * interleave the entries from iter0 and iter1. The function should * return one of the constants defined in enum iterator_selection. It @@ -485,13 +477,23 @@ struct ref_store; /* refs backends */ +/* ref_store_init flags */ +#define REF_STORE_READ (1 << 0) +#define REF_STORE_WRITE (1 << 1) /* can perform update operations */ +#define REF_STORE_ODB (1 << 2) /* has access to object database */ +#define REF_STORE_MAIN (1 << 3) +#define REF_STORE_ALL_CAPS (REF_STORE_READ | \ + REF_STORE_WRITE | \ + REF_STORE_ODB | \ + REF_STORE_MAIN) + /* - * Initialize the ref_store for the specified submodule, or for the - * main repository if submodule == NULL. These functions should call - * base_ref_store_init() to initialize the shared part of the - * ref_store and to record the ref_store for later lookup. + * Initialize the ref_store for the specified gitdir. These functions + * should call base_ref_store_init() to initialize the shared part of + * the ref_store and to record the ref_store for later lookup. */ -typedef struct ref_store *ref_store_init_fn(const char *submodule); +typedef struct ref_store *ref_store_init_fn(const char *gitdir, + unsigned int flags); typedef int ref_init_db_fn(struct ref_store *refs, struct strbuf *err); @@ -592,12 +594,6 @@ typedef int read_raw_ref_fn(struct ref_store *ref_store, const char *refname, unsigned char *sha1, struct strbuf *referent, unsigned int *type); -typedef int verify_refname_available_fn(struct ref_store *ref_store, - const char *newname, - const struct string_list *extras, - const struct string_list *skip, - struct strbuf *err); - struct ref_storage_be { struct ref_storage_be *next; const char *name; @@ -614,7 +610,6 @@ struct ref_storage_be { ref_iterator_begin_fn *iterator_begin; read_raw_ref_fn *read_raw_ref; - verify_refname_available_fn *verify_refname_available; reflog_iterator_begin_fn *reflog_iterator_begin; for_each_reflog_ent_fn *for_each_reflog_ent; @@ -644,21 +639,4 @@ struct ref_store { void base_ref_store_init(struct ref_store *refs, const struct ref_storage_be *be); -/* - * Return the ref_store instance for the specified submodule. For the - * main repository, use submodule==NULL; such a call cannot fail. For - * a submodule, the submodule must exist and be a nonbare repository, - * otherwise return NULL. If the requested reference store has not yet - * been initialized, initialize it first. - * - * For backwards compatibility, submodule=="" is treated the same as - * submodule==NULL. - */ -struct ref_store *get_ref_store(const char *submodule); - -const char *resolve_ref_recursively(struct ref_store *refs, - const char *refname, - int resolve_flags, - unsigned char *sha1, int *flags); - #endif /* REFS_REFS_INTERNAL_H */ |