worktree remove: allow it when $GIT_WORK_TREE is already gone
[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 strbuf;
7
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8struct worktree {
9 char *path;
69dfe3b9 10 char *id;
fa099d23 11 char *head_ref; /* NULL if HEAD is broken or detached */
346ef530 12 char *lock_reason; /* internal use */
0f05154c 13 struct object_id head_oid;
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14 int is_detached;
15 int is_bare;
750e8a60 16 int is_current;
346ef530 17 int lock_reason_valid;
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18};
19
20/* Functions for acting on the information about worktrees. */
21
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22#define GWT_SORT_LINKED (1 << 0) /* keeps linked worktrees sorted */
23
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24/*
25 * Get the worktrees. The primary worktree will always be the first returned,
26 * and linked worktrees will be pointed to by 'next' in each subsequent
27 * worktree. No specific ordering is done on the linked worktrees.
28 *
29 * The caller is responsible for freeing the memory from the returned
30 * worktree(s).
31 */
4fff1ef7 32extern struct worktree **get_worktrees(unsigned flags);
51934904 33
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34/*
35 * Returns 1 if linked worktrees exist, 0 otherwise.
36 */
37extern int submodule_uses_worktrees(const char *path);
38
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39/*
40 * Return git dir of the worktree. Note that the path may be relative.
41 * If wt is NULL, git dir of current worktree is returned.
42 */
43extern const char *get_worktree_git_dir(const struct worktree *wt);
44
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45/*
46 * Search a worktree that can be unambiguously identified by
47 * "arg". "prefix" must not be NULL.
48 */
49extern struct worktree *find_worktree(struct worktree **list,
50 const char *prefix,
51 const char *arg);
52
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53/*
54 * Return true if the given worktree is the main one.
55 */
56extern int is_main_worktree(const struct worktree *wt);
57
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58/*
59 * Return the reason string if the given worktree is locked or NULL
60 * otherwise.
61 */
62extern const char *is_worktree_locked(struct worktree *wt);
63
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64#define WT_VALIDATE_WORKTREE_MISSING_OK (1 << 0)
65
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66/*
67 * Return zero if the worktree is in good condition. Error message is
68 * returned if "errmsg" is not NULL.
69 */
70extern int validate_worktree(const struct worktree *wt,
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71 struct strbuf *errmsg,
72 unsigned flags);
4ddddc1f 73
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74/*
75 * Update worktrees/xxx/gitdir with the new path.
76 */
77extern void update_worktree_location(struct worktree *wt,
78 const char *path_);
79
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80/*
81 * Free up the memory for worktree(s)
82 */
83extern void free_worktrees(struct worktree **);
84
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85/*
86 * Check if a per-worktree symref points to a ref in the main worktree
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87 * or any linked worktree, and return the worktree that holds the ref,
88 * or NULL otherwise. The result may be destroyed by the next call.
ac6c561b 89 */
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90extern const struct worktree *find_shared_symref(const char *symref,
91 const char *target);
ac6c561b 92
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93/*
94 * Similar to head_ref() for all HEADs _except_ one from the current
95 * worktree, which is covered by head_ref().
96 */
97int other_head_refs(each_ref_fn fn, void *cb_data);
98
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99int is_worktree_being_rebased(const struct worktree *wt, const char *target);
100int is_worktree_being_bisected(const struct worktree *wt, const char *target);
101
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102/*
103 * Similar to git_path() but can produce paths for a specified
104 * worktree instead of current one
105 */
106extern const char *worktree_git_path(const struct worktree *wt,
107 const char *fmt, ...)
108 __attribute__((format (printf, 2, 3)));
109
ac6c561b 110#endif