git log --full-diff
[git/git.git] / revision.h
1 #ifndef REVISION_H
2 #define REVISION_H
3
4 #define SEEN (1u<<0)
5 #define UNINTERESTING (1u<<1)
6 #define TREECHANGE (1u<<2)
7 #define SHOWN (1u<<3)
8 #define TMP_MARK (1u<<4) /* for isolated cases; clean after use */
9 #define BOUNDARY (1u<<5)
10 #define ADDED (1u<<6) /* Parents already parsed and added? */
11
12 struct rev_info;
13
14 typedef void (prune_fn_t)(struct rev_info *revs, struct commit *commit);
15
16 struct rev_info {
17 /* Starting list */
18 struct commit_list *commits;
19 struct object_list *pending_objects;
20
21 /* Basic information */
22 const char *prefix;
23 void *prune_data;
24 prune_fn_t *prune_fn;
25
26 /* Traversal flags */
27 unsigned int dense:1,
28 no_merges:1,
29 remove_empty_trees:1,
30 lifo:1,
31 topo_order:1,
32 tag_objects:1,
33 tree_objects:1,
34 blob_objects:1,
35 edge_hint:1,
36 limited:1,
37 unpacked:1,
38 boundary:1,
39 parents:1;
40
41 /* special limits */
42 int max_count;
43 unsigned long max_age;
44 unsigned long min_age;
45
46 topo_sort_set_fn_t topo_setter;
47 topo_sort_get_fn_t topo_getter;
48 };
49
50 #define REV_TREE_SAME 0
51 #define REV_TREE_NEW 1
52 #define REV_TREE_DIFFERENT 2
53
54 /* revision.c */
55 extern int rev_same_tree_as_empty(struct tree *t1);
56 extern int rev_compare_tree(struct tree *t1, struct tree *t2);
57
58 extern void init_revisions(struct rev_info *revs);
59 extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def);
60 extern void prepare_revision_walk(struct rev_info *revs);
61 extern struct commit *get_revision(struct rev_info *revs);
62
63 extern void mark_parents_uninteresting(struct commit *commit);
64 extern void mark_tree_uninteresting(struct tree *tree);
65
66 struct name_path {
67 struct name_path *up;
68 int elem_len;
69 const char *elem;
70 };
71
72 extern struct object_list **add_object(struct object *obj,
73 struct object_list **p,
74 struct name_path *path,
75 const char *name);
76
77 #endif