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c2ec417544
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
133 lines
3.6 KiB
C
133 lines
3.6 KiB
C
#ifndef REPOSITORY_H
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#define REPOSITORY_H
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struct config_set;
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struct git_hash_algo;
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struct index_state;
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struct raw_object_store;
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struct submodule_cache;
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struct repository {
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/* Environment */
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/*
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* Path to the git directory.
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* Cannot be NULL after initialization.
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*/
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char *gitdir;
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/*
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* Path to the common git directory.
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* Cannot be NULL after initialization.
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*/
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char *commondir;
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/*
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* Holds any information related to accessing the raw object content.
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*/
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struct raw_object_store *objects;
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/*
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* All objects in this repository that have been parsed. This structure
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* owns all objects it references, so users of "struct object *"
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* generally do not need to free them; instead, when a repository is no
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* longer used, call parsed_object_pool_clear() on this structure, which
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* is called by the repositories repo_clear on its desconstruction.
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*/
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struct parsed_object_pool *parsed_objects;
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/* The store in which the refs are held. */
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struct ref_store *refs;
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/*
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* Contains path to often used file names.
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*/
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struct path_cache cached_paths;
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/*
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* Path to the repository's graft file.
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* Cannot be NULL after initialization.
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*/
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char *graft_file;
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/*
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* Path to the current worktree's index file.
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* Cannot be NULL after initialization.
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*/
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char *index_file;
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/*
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* Path to the working directory.
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* A NULL value indicates that there is no working directory.
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*/
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char *worktree;
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/*
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* Path from the root of the top-level superproject down to this
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* repository. This is only non-NULL if the repository is initialized
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* as a submodule of another repository.
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*/
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char *submodule_prefix;
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/* Subsystems */
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/*
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* Repository's config which contains key-value pairs from the usual
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* set of config files (i.e. repo specific .git/config, user wide
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* ~/.gitconfig, XDG config file and the global /etc/gitconfig)
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*/
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struct config_set *config;
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/* Repository's submodule config as defined by '.gitmodules' */
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struct submodule_cache *submodule_cache;
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/*
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* Repository's in-memory index.
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* 'repo_read_index()' can be used to populate 'index'.
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*/
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struct index_state *index;
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/* Repository's current hash algorithm, as serialized on disk. */
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const struct git_hash_algo *hash_algo;
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/* Configurations */
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/* Indicate if a repository has a different 'commondir' from 'gitdir' */
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unsigned different_commondir:1;
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};
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extern struct repository *the_repository;
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/*
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* Define a custom repository layout. Any field can be NULL, which
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* will default back to the path according to the default layout.
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*/
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struct set_gitdir_args {
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const char *commondir;
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const char *object_dir;
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const char *graft_file;
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const char *index_file;
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const char *alternate_db;
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};
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void repo_set_gitdir(struct repository *repo, const char *root,
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const struct set_gitdir_args *extra_args);
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void repo_set_worktree(struct repository *repo, const char *path);
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void repo_set_hash_algo(struct repository *repo, int algo);
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void initialize_the_repository(void);
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int repo_init(struct repository *r, const char *gitdir, const char *worktree);
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int repo_submodule_init(struct repository *submodule,
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struct repository *superproject,
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const char *path);
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void repo_clear(struct repository *repo);
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/*
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* Populates the repository's index from its index_file, an index struct will
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* be allocated if needed.
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*
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* Return the number of index entries in the populated index or a value less
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* than zero if an error occured. If the repository's index has already been
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* populated then the number of entries will simply be returned.
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*/
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int repo_read_index(struct repository *repo);
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#endif /* REPOSITORY_H */
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