9 char *head_ref; /* NULL if HEAD is broken or detached */
10 char *lock_reason; /* internal use */
11 unsigned char head_sha1[20];
15 int lock_reason_valid;
18 /* Functions for acting on the information about worktrees. */
20 #define GWT_SORT_LINKED (1 << 0) /* keeps linked worktrees sorted */
23 * Get the worktrees. The primary worktree will always be the first returned,
24 * and linked worktrees will be pointed to by 'next' in each subsequent
25 * worktree. No specific ordering is done on the linked worktrees.
27 * The caller is responsible for freeing the memory from the returned
30 extern struct worktree **get_worktrees(unsigned flags);
33 * Returns 1 if linked worktrees exist, 0 otherwise.
35 extern int submodule_uses_worktrees(const char *path);
38 * Return git dir of the worktree. Note that the path may be relative.
39 * If wt is NULL, git dir of current worktree is returned.
41 extern const char *get_worktree_git_dir(const struct worktree *wt);
44 * Search a worktree that can be unambiguously identified by
45 * "arg". "prefix" must not be NULL.
47 extern struct worktree *find_worktree(struct worktree **list,
52 * Return true if the given worktree is the main one.
54 extern int is_main_worktree(const struct worktree *wt);
57 * Return the reason string if the given worktree is locked or NULL
60 extern const char *is_worktree_locked(struct worktree *wt);
63 * Free up the memory for worktree(s)
65 extern void free_worktrees(struct worktree **);
68 * Check if a per-worktree symref points to a ref in the main worktree
69 * or any linked worktree, and return the worktree that holds the ref,
70 * or NULL otherwise. The result may be destroyed by the next call.
72 extern const struct worktree *find_shared_symref(const char *symref,
76 * Similar to head_ref() for all HEADs _except_ one from the current
77 * worktree, which is covered by head_ref().
79 int other_head_refs(each_ref_fn fn, void *cb_data);
81 int is_worktree_being_rebased(const struct worktree *wt, const char *target);
82 int is_worktree_being_bisected(const struct worktree *wt, const char *target);
85 * Similar to git_path() but can produce paths for a specified
86 * worktree instead of current one
88 extern const char *worktree_git_path(const struct worktree *wt,
90 __attribute__((format (printf, 2, 3)));