mirror of
https://github.com/git/git.git
synced 2024-11-27 20:14:30 +08:00
06880cff38
We can now optionally run tests with commit-graph enabled. * ds/commit-graph-tests: commit-graph: define GIT_TEST_COMMIT_GRAPH
74 lines
1.9 KiB
C
74 lines
1.9 KiB
C
#ifndef COMMIT_GRAPH_H
|
|
#define COMMIT_GRAPH_H
|
|
|
|
#include "git-compat-util.h"
|
|
#include "repository.h"
|
|
#include "string-list.h"
|
|
#include "cache.h"
|
|
|
|
#define GIT_TEST_COMMIT_GRAPH "GIT_TEST_COMMIT_GRAPH"
|
|
|
|
struct commit;
|
|
|
|
char *get_commit_graph_filename(const char *obj_dir);
|
|
|
|
/*
|
|
* Given a commit struct, try to fill the commit struct info, including:
|
|
* 1. tree object
|
|
* 2. date
|
|
* 3. parents.
|
|
*
|
|
* Returns 1 if and only if the commit was found in the packed graph.
|
|
*
|
|
* See parse_commit_buffer() for the fallback after this call.
|
|
*/
|
|
int parse_commit_in_graph(struct repository *r, struct commit *item);
|
|
|
|
/*
|
|
* It is possible that we loaded commit contents from the commit buffer,
|
|
* but we also want to ensure the commit-graph content is correctly
|
|
* checked and filled. Fill the graph_pos and generation members of
|
|
* the given commit.
|
|
*/
|
|
void load_commit_graph_info(struct repository *r, struct commit *item);
|
|
|
|
struct tree *get_commit_tree_in_graph(struct repository *r,
|
|
const struct commit *c);
|
|
|
|
struct commit_graph {
|
|
int graph_fd;
|
|
|
|
const unsigned char *data;
|
|
size_t data_len;
|
|
|
|
unsigned char hash_len;
|
|
unsigned char num_chunks;
|
|
uint32_t num_commits;
|
|
struct object_id oid;
|
|
|
|
const uint32_t *chunk_oid_fanout;
|
|
const unsigned char *chunk_oid_lookup;
|
|
const unsigned char *chunk_commit_data;
|
|
const unsigned char *chunk_large_edges;
|
|
};
|
|
|
|
struct commit_graph *load_commit_graph_one(const char *graph_file);
|
|
|
|
/*
|
|
* Return 1 if and only if the repository has a commit-graph
|
|
* file and generation numbers are computed in that file.
|
|
*/
|
|
int generation_numbers_enabled(struct repository *r);
|
|
|
|
void write_commit_graph_reachable(const char *obj_dir, int append);
|
|
void write_commit_graph(const char *obj_dir,
|
|
struct string_list *pack_indexes,
|
|
struct string_list *commit_hex,
|
|
int append);
|
|
|
|
int verify_commit_graph(struct repository *r, struct commit_graph *g);
|
|
|
|
void free_commit_graph(struct commit_graph *);
|
|
|
|
#endif
|