repository: introduce parsed objects field
[git/git.git] / repository.h
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1#ifndef REPOSITORY_H
2#define REPOSITORY_H
3
3b256228 4struct config_set;
90c62155 5struct git_hash_algo;
639e30b5 6struct index_state;
90c62155 7struct raw_object_store;
bf12fcdf 8struct submodule_cache;
3b256228 9
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10struct repository {
11 /* Environment */
12 /*
13 * Path to the git directory.
14 * Cannot be NULL after initialization.
15 */
16 char *gitdir;
17
18 /*
19 * Path to the common git directory.
20 * Cannot be NULL after initialization.
21 */
22 char *commondir;
23
24 /*
90c62155 25 * Holds any information related to accessing the raw object content.
359efeff 26 */
90c62155 27 struct raw_object_store *objects;
7bc0dcaa 28
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29 /*
30 * All objects in this repository that have been parsed. This structure
31 * owns all objects it references, so users of "struct object *"
32 * generally do not need to free them; instead, when a repository is no
33 * longer used, call parsed_object_pool_clear() on this structure, which
34 * is called by the repositories repo_clear on its desconstruction.
35 */
36 struct parsed_object_pool *parsed_objects;
37
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38 /* The store in which the refs are held. */
39 struct ref_store *refs;
40
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41 /*
42 * Path to the repository's graft file.
43 * Cannot be NULL after initialization.
44 */
45 char *graft_file;
46
47 /*
48 * Path to the current worktree's index file.
49 * Cannot be NULL after initialization.
50 */
51 char *index_file;
52
53 /*
54 * Path to the working directory.
55 * A NULL value indicates that there is no working directory.
56 */
57 char *worktree;
58
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59 /*
60 * Path from the root of the top-level superproject down to this
61 * repository. This is only non-NULL if the repository is initialized
62 * as a submodule of another repository.
63 */
64 char *submodule_prefix;
65
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66 /* Subsystems */
67 /*
68 * Repository's config which contains key-value pairs from the usual
69 * set of config files (i.e. repo specific .git/config, user wide
70 * ~/.gitconfig, XDG config file and the global /etc/gitconfig)
71 */
72 struct config_set *config;
73
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74 /* Repository's submodule config as defined by '.gitmodules' */
75 struct submodule_cache *submodule_cache;
76
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77 /*
78 * Repository's in-memory index.
79 * 'repo_read_index()' can be used to populate 'index'.
80 */
81 struct index_state *index;
82
78a67668 83 /* Repository's current hash algorithm, as serialized on disk. */
84 const struct git_hash_algo *hash_algo;
85
359efeff 86 /* Configurations */
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87
88 /* Indicate if a repository has a different 'commondir' from 'gitdir' */
89 unsigned different_commondir:1;
90};
91
92extern struct repository *the_repository;
93
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94/*
95 * Define a custom repository layout. Any field can be NULL, which
96 * will default back to the path according to the default layout.
97 */
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98struct set_gitdir_args {
99 const char *commondir;
100 const char *object_dir;
101 const char *graft_file;
102 const char *index_file;
7bc0dcaa 103 const char *alternate_db;
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104};
105
106extern void repo_set_gitdir(struct repository *repo,
107 const char *root,
00a3da2a 108 const struct set_gitdir_args *extra_args);
359efeff 109extern void repo_set_worktree(struct repository *repo, const char *path);
78a67668 110extern void repo_set_hash_algo(struct repository *repo, int algo);
b2f0ecee 111extern void initialize_the_repository(void);
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112extern int repo_submodule_init(struct repository *submodule,
113 struct repository *superproject,
114 const char *path);
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115extern void repo_clear(struct repository *repo);
116
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117/*
118 * Populates the repository's index from its index_file, an index struct will
119 * be allocated if needed.
120 *
121 * Return the number of index entries in the populated index or a value less
122 * than zero if an error occured. If the repository's index has already been
123 * populated then the number of entries will simply be returned.
124 */
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125extern int repo_read_index(struct repository *repo);
126
359efeff 127#endif /* REPOSITORY_H */