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ae563542 LT |
1 | #ifndef REVISION_H |
2 | #define REVISION_H | |
3 | ||
4 | #define SEEN (1u<<0) | |
5 | #define UNINTERESTING (1u<<1) | |
a4a88b2b | 6 | #define TREECHANGE (1u<<2) |
765ac8ec | 7 | #define SHOWN (1u<<3) |
7ae0b0cb | 8 | #define TMP_MARK (1u<<4) /* for isolated cases; clean after use */ |
ae563542 | 9 | |
8efdc326 FK |
10 | struct rev_info; |
11 | ||
12 | typedef void (prune_fn_t)(struct rev_info *revs, struct commit *commit); | |
13 | ||
ae563542 LT |
14 | struct rev_info { |
15 | /* Starting list */ | |
16 | struct commit_list *commits; | |
17 | struct object_list *pending_objects; | |
18 | ||
19 | /* Basic information */ | |
20 | const char *prefix; | |
8efdc326 FK |
21 | void *prune_data; |
22 | prune_fn_t *prune_fn; | |
ae563542 LT |
23 | |
24 | /* Traversal flags */ | |
25 | unsigned int dense:1, | |
765ac8ec | 26 | no_merges:1, |
ae563542 LT |
27 | remove_empty_trees:1, |
28 | lifo:1, | |
29 | topo_order:1, | |
30 | tag_objects:1, | |
31 | tree_objects:1, | |
32 | blob_objects:1, | |
d9a83684 LT |
33 | edge_hint:1, |
34 | limited:1, | |
35 | unpacked:1; | |
ae563542 LT |
36 | |
37 | /* special limits */ | |
38 | int max_count; | |
39 | unsigned long max_age; | |
40 | unsigned long min_age; | |
8efdc326 FK |
41 | |
42 | topo_sort_set_fn_t topo_setter; | |
43 | topo_sort_get_fn_t topo_getter; | |
ae563542 LT |
44 | }; |
45 | ||
8efdc326 FK |
46 | #define REV_TREE_SAME 0 |
47 | #define REV_TREE_NEW 1 | |
48 | #define REV_TREE_DIFFERENT 2 | |
49 | ||
ae563542 | 50 | /* revision.c */ |
8efdc326 FK |
51 | extern int rev_same_tree_as_empty(struct tree *t1); |
52 | extern int rev_compare_tree(struct tree *t1, struct tree *t2); | |
53 | ||
54 | extern void init_revisions(struct rev_info *revs); | |
a4a88b2b LT |
55 | extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def); |
56 | extern void prepare_revision_walk(struct rev_info *revs); | |
57 | extern struct commit *get_revision(struct rev_info *revs); | |
58 | ||
ae563542 LT |
59 | extern void mark_parents_uninteresting(struct commit *commit); |
60 | extern void mark_tree_uninteresting(struct tree *tree); | |
61 | ||
62 | struct name_path { | |
63 | struct name_path *up; | |
64 | int elem_len; | |
65 | const char *elem; | |
66 | }; | |
67 | ||
68 | extern struct object_list **add_object(struct object *obj, | |
69 | struct object_list **p, | |
70 | struct name_path *path, | |
71 | const char *name); | |
72 | ||
73 | #endif |