#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 */
struct object_id head_oid;
int is_detached;
int is_bare;
int is_current;
int lock_reason_valid; /* private */
};
/* Functions for acting on the information about worktrees. */
#define GWT_SORT_LINKED (1 << 0) /* keeps linked worktrees sorted */
/*
* Get the worktrees. The primary worktree will always be the first returned,
* and linked worktrees will be pointed to by 'next' in each subsequent
* worktree. No specific ordering is done on the linked worktrees.
*
* The caller is responsible for freeing the memory from the returned
* worktree(s).
*/
struct worktree **get_worktrees(unsigned flags);
/*
* 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);
#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_);
/*
* 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. The result may be destroyed by the next call.
*/
const struct worktree *find_shared_symref(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);
/*
* Return a refname suitable for access from the current ref
* store. The result will be destroyed at the next call.
*/
const char *worktree_ref(const struct worktree *wt,
const char *refname);
#endif
