🌐 AI搜索 & 代理 主页
Google Git
Sign in
chromium / external / github.com / git / git / refs/tags/v1.3.2 / . / commit.h
blob: 918c9ab5e4eb3173c0d0a0748df40ef857fc7b8b [file] [log] [blame]
Daniel Barkalow6eb8ae02005-04-18 18:39:48[diff] [blame]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;
Linus Torvaldsbd1e17e2005-05-26 02:26:28[diff] [blame]17 char *buffer;
Daniel Barkalow6eb8ae02005-04-18 18:39:48[diff] [blame]18};
19
Linus Torvalds60ab26d2005-09-15 21:43:17[diff] [blame]20extern int save_commit_buffer;
Daniel Barkalow6eb8ae02005-04-18 18:39:48[diff] [blame]21extern const char *commit_type;
22
Jason McMullan5d6ccf52005-06-03 15:05:39[diff] [blame]23struct commit *lookup_commit(const unsigned char *sha1);
24struct commit *lookup_commit_reference(const unsigned char *sha1);
Junio C Hamanof76412e2005-08-21 09:51:10[diff] [blame]25struct commit *lookup_commit_reference_gently(const unsigned char *sha1,
26 int quiet);
Daniel Barkalow6eb8ae02005-04-18 18:39:48[diff] [blame]27
Nicolas Pitrebd2c39f2005-05-06 17:48:34[diff] [blame]28int parse_commit_buffer(struct commit *item, void *buffer, unsigned long size);
29
Daniel Barkalow6eb8ae02005-04-18 18:39:48[diff] [blame]30int parse_commit(struct commit *item);
31
Linus Torvaldsac5155e2005-05-31 01:44:02[diff] [blame]32struct commit_list * commit_list_insert(struct commit *item, struct commit_list **list_p);
Linus Torvaldsf7554942005-07-06 16:31:17[diff] [blame]33struct commit_list * insert_by_date(struct commit *item, struct commit_list **list);
Daniel Barkalowdd97f852005-04-24 01:47:23[diff] [blame]34
Daniel Barkalow6eb8ae02005-04-18 18:39:48[diff] [blame]35void free_commit_list(struct commit_list *list);
36
Daniel Barkalowdd97f852005-04-24 01:47:23[diff] [blame]37void sort_by_date(struct commit_list **list);
38
Linus Torvalds000182e2005-06-05 16:02:03[diff] [blame]39/* Commit formats */
40enum cmit_fmt {
41 CMIT_FMT_RAW,
42 CMIT_FMT_MEDIUM,
43 CMIT_FMT_DEFAULT = CMIT_FMT_MEDIUM,
Linus Torvalds9b66ec02005-06-27 00:50:46[diff] [blame]44 CMIT_FMT_SHORT,
45 CMIT_FMT_FULL,
Junio C Hamanoff56fe12005-11-10 06:15:27[diff] [blame]46 CMIT_FMT_FULLER,
Junio C Hamanod87449c2005-08-09 05:15:40[diff] [blame]47 CMIT_FMT_ONELINE,
Linus Torvalds000182e2005-06-05 16:02:03[diff] [blame]48};
49
Linus Torvalds9b66ec02005-06-27 00:50:46[diff] [blame]50extern enum cmit_fmt get_commit_format(const char *arg);
Junio C Hamano3815f422006-01-27 09:54:59[diff] [blame]51extern unsigned long pretty_print_commit(enum cmit_fmt fmt, const struct commit *, unsigned long len, char *buf, unsigned long space, int abbrev);
Linus Torvaldse3bc7a32005-06-01 15:34:23[diff] [blame]52
Daniel Barkalowdd97f852005-04-24 01:47:23[diff] [blame]53/** Removes the first commit from a list sorted by date, and adds all
54 * of its parents.
55 **/
Daniel Barkalow58e28af2005-04-24 03:29:22[diff] [blame]56struct commit *pop_most_recent_commit(struct commit_list **list,
57 unsigned int mark);
Daniel Barkalowdd97f852005-04-24 01:47:23[diff] [blame]58
jon@blackcubes.dyndns.orga3437b82005-06-06 15:39:40[diff] [blame]59struct commit *pop_commit(struct commit_list **stack);
60
Junio C Hamanof8f9c732006-01-08 02:52:42[diff] [blame]61void clear_commit_marks(struct commit *commit, unsigned int mark);
62
jon@blackcubes.dyndns.orga3437b82005-06-06 15:39:40[diff] [blame]63int count_parents(struct commit * commit);
Jon Seymourab580ac2005-07-06 16:39:34[diff] [blame]64
65/*
66 * Performs an in-place topological sort of list supplied.
67 *
Fredrik Kuivinen6b6dcfc2006-03-10 09:21:37[diff] [blame]68 * Pre-conditions for sort_in_topological_order:
Jon Seymourab580ac2005-07-06 16:39:34[diff] [blame]69 * all commits in input list and all parents of those
70 * commits must have object.util == NULL
Fredrik Kuivinen6b6dcfc2006-03-10 09:21:37[diff] [blame]71 *
72 * Pre-conditions for sort_in_topological_order_fn:
73 * all commits in input list and all parents of those
74 * commits must have getter(commit) == NULL
75 *
76 * Post-conditions:
Jon Seymourab580ac2005-07-06 16:39:34[diff] [blame]77 * invariant of resulting list is:
78 * a reachable from b => ord(b) < ord(a)
Junio C Hamano4c8725f2006-02-16 06:05:33[diff] [blame]79 * in addition, when lifo == 0, commits on parallel tracks are
80 * sorted in the dates order.
Jon Seymourab580ac2005-07-06 16:39:34[diff] [blame]81 */
Fredrik Kuivinen6b6dcfc2006-03-10 09:21:37[diff] [blame]82
83typedef void (*topo_sort_set_fn_t)(struct commit*, void *data);
84typedef void* (*topo_sort_get_fn_t)(struct commit*);
85
86void topo_sort_default_setter(struct commit *c, void *data);
87void *topo_sort_default_getter(struct commit *c);
88
Junio C Hamano4c8725f2006-02-16 06:05:33[diff] [blame]89void sort_in_topological_order(struct commit_list ** list, int lifo);
Fredrik Kuivinen6b6dcfc2006-03-10 09:21:37[diff] [blame]90void sort_in_topological_order_fn(struct commit_list ** list, int lifo,
91 topo_sort_set_fn_t setter,
92 topo_sort_get_fn_t getter);
Junio C Hamano5040f172006-04-07 06:58:51[diff] [blame]93
94struct commit_graft {
95 unsigned char sha1[20];
96 int nr_parent;
97 unsigned char parent[FLEX_ARRAY][20]; /* more */
98};
99
100struct commit_graft *read_graft_line(char *buf, int len);
101int register_commit_graft(struct commit_graft *, int);
102int read_graft_file(const char *graft_file);
103
Daniel Barkalow6eb8ae02005-04-18 18:39:48[diff] [blame]104#endif /* COMMIT_H */