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#ifndef WORKTREE_H
#define WORKTREE_H
#include "cache.h"
#include "refs.h"
struct strbuf;
struct worktree {
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);
/*
* 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 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);
/*
* 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);
/*
* Similar to git_path() but can produce paths for a specified
* worktree instead of current one
*/
const char *worktree_git_path(const struct worktree *wt,
const char *fmt, ...)
__attribute__((format (printf, 2, 3)));
/*
* Parse a worktree ref (i.e. with prefix main-worktree/ or
* worktrees/) and return the position of the worktree's name and
* length (or NULL and zero if it's main worktree), and ref.
*
* All name, name_length and ref arguments could be NULL.
*/
int parse_worktree_ref(const char *worktree_ref, const char **name,
int *name_length, const char **ref);
/*
* 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
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