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#ifndef SHALLOW_H
#define SHALLOW_H
#include "lockfile.h"
#include "object.h"
#include "repository.h"
#include "strbuf.h"
void set_alternate_shallow_file(struct repository *r, const char *path, int override);
int register_shallow(struct repository *r, const struct object_id *oid);
int unregister_shallow(const struct object_id *oid);
int is_repository_shallow(struct repository *r);
/*
* Lock for updating the $GIT_DIR/shallow file.
*
* Use `commit_shallow_file()` to commit an update, or
* `rollback_shallow_file()` to roll it back. In either case, any
* in-memory cached information about which commits are shallow will be
* appropriately invalidated so that future operations reflect the new
* state.
*/
struct shallow_lock {
struct lock_file lock;
};
#define SHALLOW_LOCK_INIT { LOCK_INIT }
/* commit $GIT_DIR/shallow and reset stat-validity checks */
int commit_shallow_file(struct repository *r, struct shallow_lock *lk);
/* rollback $GIT_DIR/shallow and reset stat-validity checks */
void rollback_shallow_file(struct repository *r, struct shallow_lock *lk);
struct commit_list *get_shallow_commits(struct object_array *heads,
int depth, int shallow_flag, int not_shallow_flag);
struct commit_list *get_shallow_commits_by_rev_list(
int ac, const char **av, int shallow_flag, int not_shallow_flag);
int write_shallow_commits(struct strbuf *out, int use_pack_protocol,
const struct oid_array *extra);
void setup_alternate_shallow(struct shallow_lock *shallow_lock,
const char **alternate_shallow_file,
const struct oid_array *extra);
const char *setup_temporary_shallow(const struct oid_array *extra);
void advertise_shallow_grafts(int);
#define PRUNE_SHOW_ONLY 1
#define PRUNE_QUICK 2
void prune_shallow(unsigned options);
/*
* Initialize with prepare_shallow_info() or zero-initialize (equivalent to
* prepare_shallow_info with a NULL oid_array).
*/
struct shallow_info {
struct oid_array *shallow;
int *ours, nr_ours;
int *theirs, nr_theirs;
struct oid_array *ref;
/* for receive-pack */
uint32_t **used_shallow;
int *need_reachability_test;
int *reachable;
int *shallow_ref;
struct commit **commits;
int nr_commits;
};
void prepare_shallow_info(struct shallow_info *, struct oid_array *);
void clear_shallow_info(struct shallow_info *);
void remove_nonexistent_theirs_shallow(struct shallow_info *);
void assign_shallow_commits_to_refs(struct shallow_info *info,
uint32_t **used,
int *ref_status);
int delayed_reachability_test(struct shallow_info *si, int c);
extern struct trace_key trace_shallow;
#endif /* SHALLOW_H */
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