| #ifndef WORKTREE_H |
| #define WORKTREE_H |
| |
| #include "refs.h" |
| |
| struct strbuf; |
| |
| struct worktree { |
| /* The repository this worktree belongs to. */ |
| struct repository *repo; |
| char *path; |
| char *id; |
| char *head_ref; /* NULL if HEAD is broken or detached */ |
| char *lock_reason; /* private - use worktree_lock_reason */ |
| char *prune_reason; /* private - use worktree_prune_reason */ |
| struct object_id head_oid; |
| int is_detached; |
| int is_bare; |
| int is_current; |
| int lock_reason_valid; /* private */ |
| int prune_reason_valid; /* private */ |
| }; |
| |
| /* |
| * Get the worktrees. The primary worktree will always be the first returned, |
| * and linked worktrees will follow in no particular order. |
| * |
| * The caller is responsible for freeing the memory from the returned |
| * worktrees by calling free_worktrees(). |
| */ |
| struct worktree **get_worktrees(void); |
| |
| /* |
| * Returns 1 if linked worktrees exist, 0 otherwise. |
| */ |
| int submodule_uses_worktrees(const char *path); |
| |
| /* |
| * Return git dir of the worktree. Note that the path may be relative. |
| * If wt is NULL, git dir of current worktree is returned. |
| */ |
| const char *get_worktree_git_dir(const struct worktree *wt); |
| |
| /* |
| * Search for the worktree identified unambiguously by `arg` -- typically |
| * supplied by the user via the command-line -- which may be a pathname or some |
| * shorthand uniquely identifying a worktree, thus making it convenient for the |
| * user to specify a worktree with minimal typing. For instance, if the last |
| * component (say, "foo") of a worktree's pathname is unique among worktrees |
| * (say, "work/foo" and "work/bar"), it can be used to identify the worktree |
| * unambiguously. |
| * |
| * `prefix` should be the `prefix` handed to top-level Git commands along with |
| * `argc` and `argv`. |
| * |
| * Return the worktree identified by `arg`, or NULL if not found. |
| */ |
| struct worktree *find_worktree(struct worktree **list, |
| const char *prefix, |
| const char *arg); |
| |
| /* |
| * Look up the worktree corresponding to `id`, or NULL of no such worktree |
| * exists. |
| */ |
| struct worktree *get_linked_worktree(const char *id, |
| int skip_reading_head); |
| |
| /* |
| * Return the worktree corresponding to `path`, or NULL if no such worktree |
| * exists. |
| */ |
| struct worktree *find_worktree_by_path(struct worktree **, const char *path); |
| |
| /* |
| * Return true if the given worktree is the main one. |
| */ |
| int is_main_worktree(const struct worktree *wt); |
| |
| /* |
| * Return the reason string if the given worktree is locked or NULL |
| * otherwise. |
| */ |
| const char *worktree_lock_reason(struct worktree *wt); |
| |
| /* |
| * Return the reason string if the given worktree should be pruned, otherwise |
| * NULL if it should not be pruned. `expire` defines a grace period to prune |
| * the worktree when its path does not exist. |
| */ |
| const char *worktree_prune_reason(struct worktree *wt, timestamp_t expire); |
| |
| /* |
| * Return true if worktree entry should be pruned, along with the reason for |
| * pruning. Otherwise, return false and the worktree's path in `wtpath`, or |
| * NULL if it cannot be determined. Caller is responsible for freeing |
| * returned path. |
| * |
| * `expire` defines a grace period to prune the worktree when its path |
| * does not exist. |
| */ |
| int should_prune_worktree(const char *id, |
| struct strbuf *reason, |
| char **wtpath, |
| timestamp_t expire); |
| |
| #define WT_VALIDATE_WORKTREE_MISSING_OK (1 << 0) |
| |
| /* |
| * Return zero if the worktree is in good condition. Error message is |
| * returned if "errmsg" is not NULL. |
| */ |
| int validate_worktree(const struct worktree *wt, |
| struct strbuf *errmsg, |
| unsigned flags); |
| |
| /* |
| * Update worktrees/xxx/gitdir with the new path. |
| */ |
| void update_worktree_location(struct worktree *wt, |
| const char *path_); |
| |
| typedef void (* worktree_repair_fn)(int iserr, const char *path, |
| const char *msg, void *cb_data); |
| |
| /* |
| * Visit each registered linked worktree and repair corruptions. For each |
| * repair made or error encountered while attempting a repair, the callback |
| * function, if non-NULL, is called with the path of the worktree and a |
| * description of the repair or error, along with the callback user-data. |
| */ |
| void repair_worktrees(worktree_repair_fn, void *cb_data); |
| |
| /* |
| * Repair administrative files corresponding to the worktree at the given path. |
| * The worktree's .git file pointing at the repository must be intact for the |
| * repair to succeed. Useful for re-associating an orphaned worktree with the |
| * repository if the worktree has been moved manually (without using "git |
| * worktree move"). For each repair made or error encountered while attempting |
| * a repair, the callback function, if non-NULL, is called with the path of the |
| * worktree and a description of the repair or error, along with the callback |
| * user-data. |
| */ |
| void repair_worktree_at_path(const char *, worktree_repair_fn, void *cb_data); |
| |
| /* |
| * Free up the memory for a worktree. |
| */ |
| void free_worktree(struct worktree *); |
| |
| /* |
| * Free up the memory for worktree(s) |
| */ |
| void free_worktrees(struct worktree **); |
| |
| /* |
| * Check if a per-worktree symref points to a ref in the main worktree |
| * or any linked worktree, and return the worktree that holds the ref, |
| * or NULL otherwise. |
| */ |
| const struct worktree *find_shared_symref(struct worktree **worktrees, |
| const char *symref, |
| const char *target); |
| |
| /* |
| * Returns true if a symref points to a ref in a worktree. |
| */ |
| int is_shared_symref(const struct worktree *wt, |
| const char *symref, const char *target); |
| |
| /* |
| * Similar to head_ref() for all HEADs _except_ one from the current |
| * worktree, which is covered by head_ref(). |
| */ |
| int other_head_refs(each_ref_fn fn, void *cb_data); |
| |
| int is_worktree_being_rebased(const struct worktree *wt, const char *target); |
| int is_worktree_being_bisected(const struct worktree *wt, const char *target); |
| |
| /* |
| * Return a refname suitable for access from the current ref store. |
| */ |
| void strbuf_worktree_ref(const struct worktree *wt, |
| struct strbuf *sb, |
| const char *refname); |
| |
| /** |
| * Enable worktree config for the first time. This will make the following |
| * adjustments: |
| * |
| * 1. Add extensions.worktreeConfig=true in the common config file. |
| * |
| * 2. If the common config file has a core.worktree value, then that value |
| * is moved to the main worktree's config.worktree file. |
| * |
| * 3. If the common config file has a core.bare enabled, then that value |
| * is moved to the main worktree's config.worktree file. |
| * |
| * If extensions.worktreeConfig is already true, then this method |
| * terminates early without any of the above steps. The existing config |
| * arrangement is assumed to be intentional. |
| * |
| * Returns 0 on success. Reports an error message and returns non-zero |
| * if any of these steps fail. |
| */ |
| int init_worktree_config(struct repository *r); |
| |
| #endif |