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git/bisect.h

86 lines
2.4 KiB

#ifndef BISECT_H
#define BISECT_H
struct commit_list;
struct repository;
struct object_id;
/*
* Find bisection. If something is found, `reaches` will be the number of
* commits that the best commit reaches. `all` will be the count of
* non-SAMETREE commits. If nothing is found, `list` will be NULL.
* Otherwise, it will be either all non-SAMETREE commits or the single
* best commit, as chosen by `find_all`.
*/
void find_bisection(struct commit_list **list, int *reaches, int *all,
unsigned bisect_flags);
struct commit_list *filter_skipped(struct commit_list *list,
struct commit_list **tried,
int show_all,
int *count,
int *skipped_first);
#define BISECT_SHOW_ALL (1<<0)
#define REV_LIST_QUIET (1<<1)
#define FIND_BISECTION_ALL (1u<<0)
#define FIND_BISECTION_FIRST_PARENT_ONLY (1u<<1)
struct rev_list_info {
struct rev_info *revs;
int flags;
int show_timestamp;
int hdr_termination;
const char *header_prefix;
};
/*
* enum bisect_error represents the following return codes:
* BISECT_OK: success code. Internally, it means that next
* commit has been found (and possibly checked out) and it
* should be tested.
* BISECT_FAILED error code: default error code.
* BISECT_ONLY_SKIPPED_LEFT error code: only skipped
* commits left to be tested.
* BISECT_MERGE_BASE_CHECK error code: merge base check failed.
* BISECT_NO_TESTABLE_COMMIT error code: no testable commit found.
* BISECT_INTERNAL_SUCCESS_1ST_BAD_FOUND early success code:
* first term_bad commit found.
* BISECT_INTERNAL_SUCCESS_MERGE_BASE early success
* code: found merge base that should be tested.
* Early success codes BISECT_INTERNAL_SUCCESS_1ST_BAD_FOUND and
* BISECT_INTERNAL_SUCCESS_MERGE_BASE should be only internal codes.
*/
enum bisect_error {
BISECT_OK = 0,
BISECT_FAILED = -1,
BISECT_ONLY_SKIPPED_LEFT = -2,
BISECT_MERGE_BASE_CHECK = -3,
BISECT_NO_TESTABLE_COMMIT = -4,
BISECT_INTERNAL_SUCCESS_1ST_BAD_FOUND = -10,
BISECT_INTERNAL_SUCCESS_MERGE_BASE = -11
};
/*
* Stores how many good/bad commits we have stored for a bisect. nr_bad can
* only be 0 or 1.
*/
struct bisect_state {
unsigned int nr_good;
unsigned int nr_bad;
};
enum bisect_error bisect_next_all(struct repository *r, const char *prefix);
int estimate_bisect_steps(int all);
void read_bisect_terms(const char **bad, const char **good);
int bisect_clean_state(void);
enum bisect_error bisect_checkout(const struct object_id *bisect_rev,
int no_checkout);
#endif