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Daniel Barkalow6eb8ae02005-04-18 18:39:481#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 02:26:2817 char *buffer;
Daniel Barkalow6eb8ae02005-04-18 18:39:4818};
19
Linus Torvalds60ab26d2005-09-15 21:43:1720extern int save_commit_buffer;
Daniel Barkalow6eb8ae02005-04-18 18:39:4821extern const char *commit_type;
22
Jason McMullan5d6ccf52005-06-03 15:05:3923struct commit *lookup_commit(const unsigned char *sha1);
24struct commit *lookup_commit_reference(const unsigned char *sha1);
Junio C Hamanof76412e2005-08-21 09:51:1025struct commit *lookup_commit_reference_gently(const unsigned char *sha1,
26 int quiet);
Daniel Barkalow6eb8ae02005-04-18 18:39:4827
Nicolas Pitrebd2c39f2005-05-06 17:48:3428int parse_commit_buffer(struct commit *item, void *buffer, unsigned long size);
29
Daniel Barkalow6eb8ae02005-04-18 18:39:4830int parse_commit(struct commit *item);
31
Linus Torvaldsac5155e2005-05-31 01:44:0232struct commit_list * commit_list_insert(struct commit *item, struct commit_list **list_p);
Linus Torvaldsf7554942005-07-06 16:31:1733struct commit_list * insert_by_date(struct commit *item, struct commit_list **list);
Daniel Barkalowdd97f852005-04-24 01:47:2334
Daniel Barkalow6eb8ae02005-04-18 18:39:4835void free_commit_list(struct commit_list *list);
36
Daniel Barkalowdd97f852005-04-24 01:47:2337void sort_by_date(struct commit_list **list);
38
Linus Torvalds000182e2005-06-05 16:02:0339/* Commit formats */
40enum cmit_fmt {
41 CMIT_FMT_RAW,
42 CMIT_FMT_MEDIUM,
43 CMIT_FMT_DEFAULT = CMIT_FMT_MEDIUM,
Linus Torvalds9b66ec02005-06-27 00:50:4644 CMIT_FMT_SHORT,
45 CMIT_FMT_FULL,
Junio C Hamanod87449c2005-08-09 05:15:4046 CMIT_FMT_ONELINE,
Linus Torvalds000182e2005-06-05 16:02:0347};
48
Linus Torvalds9b66ec02005-06-27 00:50:4649extern enum cmit_fmt get_commit_format(const char *arg);
Linus Torvalds000182e2005-06-05 16:02:0350extern unsigned long pretty_print_commit(enum cmit_fmt fmt, const char *msg, unsigned long len, char *buf, unsigned long space);
Linus Torvaldse3bc7a32005-06-01 15:34:2351
Daniel Barkalowdd97f852005-04-24 01:47:2352/** Removes the first commit from a list sorted by date, and adds all
53 * of its parents.
54 **/
Daniel Barkalow58e28af2005-04-24 03:29:2255struct commit *pop_most_recent_commit(struct commit_list **list,
56 unsigned int mark);
Daniel Barkalowdd97f852005-04-24 01:47:2357
jon@blackcubes.dyndns.orga3437b82005-06-06 15:39:4058struct commit *pop_commit(struct commit_list **stack);
59
60int count_parents(struct commit * commit);
Jon Seymourab580ac2005-07-06 16:39:3461
62/*
63 * Performs an in-place topological sort of list supplied.
64 *
65 * Pre-conditions:
66 * all commits in input list and all parents of those
67 * commits must have object.util == NULL
68 *
69 * Post-conditions:
70 * invariant of resulting list is:
71 * a reachable from b => ord(b) < ord(a)
72 */
73void sort_in_topological_order(struct commit_list ** list);
Daniel Barkalow6eb8ae02005-04-18 18:39:4874#endif /* COMMIT_H */