1#ifndef COMMIT_H
2#define COMMIT_H
3
4#include "object.h"
5#include "tree.h"
6
7struct commit_list {
8 struct commit *item;
9 struct commit_list *next;
10};
11
12struct commit {
13 struct object object;
14 unsigned long date;
15 struct commit_list *parents;
16 struct tree *tree;
17 char *buffer;
18};
19
20extern const char *commit_type;
21
22struct commit *lookup_commit(const unsigned char *sha1);
23struct commit *lookup_commit_reference(const unsigned char *sha1);
24
25int parse_commit_buffer(struct commit *item, void *buffer, unsigned long size);
26
27int parse_commit(struct commit *item);
28
29struct commit_list * commit_list_insert(struct commit *item, struct commit_list **list_p);
30
31void free_commit_list(struct commit_list *list);
32
33void sort_by_date(struct commit_list **list);
34
35/* Commit formats */
36enum cmit_fmt {
37 CMIT_FMT_RAW,
38 CMIT_FMT_MEDIUM,
39 CMIT_FMT_DEFAULT = CMIT_FMT_MEDIUM,
40 CMIT_FMT_SHORT,
41 CMIT_FMT_FULL,
42};
43
44extern enum cmit_fmt get_commit_format(const char *arg);
45extern unsigned long pretty_print_commit(enum cmit_fmt fmt, const char *msg, unsigned long len, char *buf, unsigned long space);
46
47void insert_by_date(struct commit_list **list, struct commit *item);
48
49/** Removes the first commit from a list sorted by date, and adds all
50 * of its parents.
51 **/
52struct commit *pop_most_recent_commit(struct commit_list **list,
53 unsigned int mark);
54
55struct commit *pop_commit(struct commit_list **stack);
56
57int count_parents(struct commit * commit);
58#endif /* COMMIT_H */