@leroysheep / LeeRoySheep
Code Commits Pulls CI/CD 81,348
maint
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1 #ifndef SHALLOW_H
2 #define SHALLOW_H
3
4 #include "commit.h"
5 #include "lockfile.h"
6 #include "object.h"
7 #include "repository.h"
8 #include "strbuf.h"
9
10 struct oid_array;
11 struct strvec;
12
13 void set_alternate_shallow_file(struct repository *r, const char *path, int override);
14 int register_shallow(struct repository *r, const struct object_id *oid);
15 int unregister_shallow(const struct object_id *oid);
16 int is_repository_shallow(struct repository *r);
17
18 /*
19 * Lock for updating the $GIT_DIR/shallow file.
20 *
21 * Use `commit_shallow_file()` to commit an update, or
22 * `rollback_shallow_file()` to roll it back. In either case, any
23 * in-memory cached information about which commits are shallow will be
24 * appropriately invalidated so that future operations reflect the new
25 * state.
26 */
27 struct shallow_lock {
28 struct lock_file lock;
29 };
30 #define SHALLOW_LOCK_INIT { \
31 .lock = LOCK_INIT, \
32 }
33
34 /* commit $GIT_DIR/shallow and reset stat-validity checks */
35 int commit_shallow_file(struct repository *r, struct shallow_lock *lk);
36 /* rollback $GIT_DIR/shallow and reset stat-validity checks */
37 void rollback_shallow_file(struct repository *r, struct shallow_lock *lk);
38
39 int get_shallows_depth(struct object_array *heads, struct object_array *shallows);
40 struct commit_list *get_shallow_commits(struct object_array *heads,
41 struct object_array *shallows, int deepen_relative,
42 int depth, int shallow_flag, int not_shallow_flag);
43 struct commit_list *get_shallow_commits_by_rev_list(struct strvec *argv,
44 int shallow_flag, int not_shallow_flag);
45 int write_shallow_commits(struct strbuf *out, int use_pack_protocol,
46 const struct oid_array *extra);
47
48 void setup_alternate_shallow(struct shallow_lock *shallow_lock,
49 const char **alternate_shallow_file,
50 const struct oid_array *extra);
51
52 const char *setup_temporary_shallow(const struct oid_array *extra);
53
54 void advertise_shallow_grafts(int);
55
56 #define PRUNE_SHOW_ONLY 1
57 #define PRUNE_QUICK 2
58 void prune_shallow(unsigned options);
59
60 /*
61 * Initialize with prepare_shallow_info() or zero-initialize (equivalent to
62 * prepare_shallow_info with a NULL oid_array).
63 */
64 struct shallow_info {
65 struct oid_array *shallow;
66 size_t *ours, nr_ours;
67 size_t *theirs, nr_theirs;
68 struct oid_array *ref;
69
70 /* for receive-pack */
71 uint32_t **used_shallow;
72 int *need_reachability_test;
73 int *reachable;
74 int *shallow_ref;
75 struct commit_stack commits;
76 };
77
78 void prepare_shallow_info(struct shallow_info *, struct oid_array *);
79 void clear_shallow_info(struct shallow_info *);
80 void remove_nonexistent_theirs_shallow(struct shallow_info *);
81 void assign_shallow_commits_to_refs(struct shallow_info *info,
82 uint32_t **used,
83 int *ref_status);
84 int delayed_reachability_test(struct shallow_info *si, int c);
85
86 extern struct trace_key trace_shallow;
87
88 #endif /* SHALLOW_H */