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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-09 13:34:27 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-09 13:34:27 +0000
commit4dbdc42d9e7c3968ff7f690d00680419c9b8cb0f (patch)
tree47c1d492e9c956c1cd2b74dbd3b9d8b0db44dc4e /repository.h
parentInitial commit. (diff)
downloadgit-4dbdc42d9e7c3968ff7f690d00680419c9b8cb0f.tar.xz
git-4dbdc42d9e7c3968ff7f690d00680419c9b8cb0f.zip
Adding upstream version 1:2.43.0.upstream/1%2.43.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'repository.h')
-rw-r--r--repository.h250
1 files changed, 250 insertions, 0 deletions
diff --git a/repository.h b/repository.h
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+#ifndef REPOSITORY_H
+#define REPOSITORY_H
+
+struct config_set;
+struct fsmonitor_settings;
+struct git_hash_algo;
+struct index_state;
+struct lock_file;
+struct pathspec;
+struct raw_object_store;
+struct submodule_cache;
+struct promisor_remote_config;
+struct remote_state;
+
+enum untracked_cache_setting {
+ UNTRACKED_CACHE_KEEP,
+ UNTRACKED_CACHE_REMOVE,
+ UNTRACKED_CACHE_WRITE,
+};
+
+enum fetch_negotiation_setting {
+ FETCH_NEGOTIATION_CONSECUTIVE,
+ FETCH_NEGOTIATION_SKIPPING,
+ FETCH_NEGOTIATION_NOOP,
+};
+
+struct repo_settings {
+ int initialized;
+
+ int core_commit_graph;
+ int commit_graph_generation_version;
+ int commit_graph_read_changed_paths;
+ int gc_write_commit_graph;
+ int fetch_write_commit_graph;
+ int command_requires_full_index;
+ int sparse_index;
+ int pack_read_reverse_index;
+ int pack_use_bitmap_boundary_traversal;
+
+ /*
+ * Does this repository have core.useReplaceRefs=true (on by
+ * default)? This provides a repository-scoped version of this
+ * config, though it could be disabled process-wide via some Git
+ * builtins or the --no-replace-objects option. See
+ * replace_refs_enabled() for more details.
+ */
+ int read_replace_refs;
+
+ struct fsmonitor_settings *fsmonitor; /* lazily loaded */
+
+ int index_version;
+ int index_skip_hash;
+ enum untracked_cache_setting core_untracked_cache;
+
+ int pack_use_sparse;
+ enum fetch_negotiation_setting fetch_negotiation_algorithm;
+
+ int core_multi_pack_index;
+};
+
+struct repo_path_cache {
+ char *squash_msg;
+ char *merge_msg;
+ char *merge_rr;
+ char *merge_mode;
+ char *merge_head;
+ char *merge_autostash;
+ char *auto_merge;
+ char *fetch_head;
+ char *shallow;
+};
+
+struct repository {
+ /* Environment */
+ /*
+ * Path to the git directory.
+ * Cannot be NULL after initialization.
+ */
+ char *gitdir;
+
+ /*
+ * Path to the common git directory.
+ * Cannot be NULL after initialization.
+ */
+ char *commondir;
+
+ /*
+ * Holds any information related to accessing the raw object content.
+ */
+ struct raw_object_store *objects;
+
+ /*
+ * All objects in this repository that have been parsed. This structure
+ * owns all objects it references, so users of "struct object *"
+ * generally do not need to free them; instead, when a repository is no
+ * longer used, call parsed_object_pool_clear() on this structure, which
+ * is called by the repositories repo_clear on its desconstruction.
+ */
+ struct parsed_object_pool *parsed_objects;
+
+ /*
+ * The store in which the refs are held. This should generally only be
+ * accessed via get_main_ref_store(), as that will lazily initialize
+ * the ref object.
+ */
+ struct ref_store *refs_private;
+
+ /*
+ * Contains path to often used file names.
+ */
+ struct repo_path_cache cached_paths;
+
+ /*
+ * Path to the repository's graft file.
+ * Cannot be NULL after initialization.
+ */
+ char *graft_file;
+
+ /*
+ * Path to the current worktree's index file.
+ * Cannot be NULL after initialization.
+ */
+ char *index_file;
+
+ /*
+ * Path to the working directory.
+ * A NULL value indicates that there is no working directory.
+ */
+ char *worktree;
+
+ /*
+ * Path from the root of the top-level superproject down to this
+ * repository. This is only non-NULL if the repository is initialized
+ * as a submodule of another repository.
+ */
+ char *submodule_prefix;
+
+ struct repo_settings settings;
+
+ /* Subsystems */
+ /*
+ * Repository's config which contains key-value pairs from the usual
+ * set of config files (i.e. repo specific .git/config, user wide
+ * ~/.gitconfig, XDG config file and the global /etc/gitconfig)
+ */
+ struct config_set *config;
+
+ /* Repository's submodule config as defined by '.gitmodules' */
+ struct submodule_cache *submodule_cache;
+
+ /*
+ * Repository's in-memory index.
+ * 'repo_read_index()' can be used to populate 'index'.
+ */
+ struct index_state *index;
+
+ /* Repository's remotes and associated structures. */
+ struct remote_state *remote_state;
+
+ /* Repository's current hash algorithm, as serialized on disk. */
+ const struct git_hash_algo *hash_algo;
+
+ /* A unique-id for tracing purposes. */
+ int trace2_repo_id;
+
+ /* True if commit-graph has been disabled within this process. */
+ int commit_graph_disabled;
+
+ /* Configurations related to promisor remotes. */
+ char *repository_format_partial_clone;
+ struct promisor_remote_config *promisor_remote_config;
+
+ /* Configurations */
+ int repository_format_worktree_config;
+
+ /* Indicate if a repository has a different 'commondir' from 'gitdir' */
+ unsigned different_commondir:1;
+};
+
+extern struct repository *the_repository;
+#ifdef USE_THE_INDEX_VARIABLE
+extern struct index_state the_index;
+#endif
+
+/*
+ * Define a custom repository layout. Any field can be NULL, which
+ * will default back to the path according to the default layout.
+ */
+struct set_gitdir_args {
+ const char *commondir;
+ const char *object_dir;
+ const char *graft_file;
+ const char *index_file;
+ const char *alternate_db;
+ int disable_ref_updates;
+};
+
+void repo_set_gitdir(struct repository *repo, const char *root,
+ const struct set_gitdir_args *extra_args);
+void repo_set_worktree(struct repository *repo, const char *path);
+void repo_set_hash_algo(struct repository *repo, int algo);
+void initialize_the_repository(void);
+RESULT_MUST_BE_USED
+int repo_init(struct repository *r, const char *gitdir, const char *worktree);
+
+/*
+ * Initialize the repository 'subrepo' as the submodule at the given path. If
+ * the submodule's gitdir cannot be found at <path>/.git, this function calls
+ * submodule_from_path() to try to find it. treeish_name is only used if
+ * submodule_from_path() needs to be called; see its documentation for more
+ * information.
+ * Return 0 upon success and a non-zero value upon failure.
+ */
+struct object_id;
+RESULT_MUST_BE_USED
+int repo_submodule_init(struct repository *subrepo,
+ struct repository *superproject,
+ const char *path,
+ const struct object_id *treeish_name);
+void repo_clear(struct repository *repo);
+
+/*
+ * Populates the repository's index from its index_file, an index struct will
+ * be allocated if needed.
+ *
+ * Return the number of index entries in the populated index or a value less
+ * than zero if an error occurred. If the repository's index has already been
+ * populated then the number of entries will simply be returned.
+ */
+int repo_read_index(struct repository *repo);
+int repo_hold_locked_index(struct repository *repo,
+ struct lock_file *lf,
+ int flags);
+
+int repo_read_index_unmerged(struct repository *);
+/*
+ * Opportunistically update the index but do not complain if we can't.
+ * The lockfile is always committed or rolled back.
+ */
+void repo_update_index_if_able(struct repository *, struct lock_file *);
+
+void prepare_repo_settings(struct repository *r);
+
+/*
+ * Return 1 if upgrade repository format to target_version succeeded,
+ * 0 if no upgrade is necessary, and -1 when upgrade is not possible.
+ */
+int upgrade_repository_format(int target_version);
+
+#endif /* REPOSITORY_H */