Git 2.16.1
[git/git.git] / worktree.h
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1#ifndef WORKTREE_H
2#define WORKTREE_H
3
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4#include "refs.h"
5
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6struct worktree {
7 char *path;
69dfe3b9 8 char *id;
fa099d23 9 char *head_ref; /* NULL if HEAD is broken or detached */
346ef530 10 char *lock_reason; /* internal use */
0f05154c 11 struct object_id head_oid;
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12 int is_detached;
13 int is_bare;
750e8a60 14 int is_current;
346ef530 15 int lock_reason_valid;
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16};
17
18/* Functions for acting on the information about worktrees. */
19
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20#define GWT_SORT_LINKED (1 << 0) /* keeps linked worktrees sorted */
21
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22/*
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.
26 *
27 * The caller is responsible for freeing the memory from the returned
28 * worktree(s).
29 */
4fff1ef7 30extern struct worktree **get_worktrees(unsigned flags);
51934904 31
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32/*
33 * Returns 1 if linked worktrees exist, 0 otherwise.
34 */
35extern int submodule_uses_worktrees(const char *path);
36
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37/*
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.
40 */
41extern const char *get_worktree_git_dir(const struct worktree *wt);
42
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43/*
44 * Search a worktree that can be unambiguously identified by
45 * "arg". "prefix" must not be NULL.
46 */
47extern struct worktree *find_worktree(struct worktree **list,
48 const char *prefix,
49 const char *arg);
50
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51/*
52 * Return true if the given worktree is the main one.
53 */
54extern int is_main_worktree(const struct worktree *wt);
55
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56/*
57 * Return the reason string if the given worktree is locked or NULL
58 * otherwise.
59 */
60extern const char *is_worktree_locked(struct worktree *wt);
61
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62/*
63 * Free up the memory for worktree(s)
64 */
65extern void free_worktrees(struct worktree **);
66
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67/*
68 * Check if a per-worktree symref points to a ref in the main worktree
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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.
ac6c561b 71 */
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72extern const struct worktree *find_shared_symref(const char *symref,
73 const char *target);
ac6c561b 74
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75/*
76 * Similar to head_ref() for all HEADs _except_ one from the current
77 * worktree, which is covered by head_ref().
78 */
79int other_head_refs(each_ref_fn fn, void *cb_data);
80
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81int is_worktree_being_rebased(const struct worktree *wt, const char *target);
82int is_worktree_being_bisected(const struct worktree *wt, const char *target);
83
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84/*
85 * Similar to git_path() but can produce paths for a specified
86 * worktree instead of current one
87 */
88extern const char *worktree_git_path(const struct worktree *wt,
89 const char *fmt, ...)
90 __attribute__((format (printf, 2, 3)));
91
ac6c561b 92#endif