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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 */ |
384e99a4 | 9 | #define BOUNDARY (1u<<5) |
3381c790 | 10 | #define ADDED (1u<<6) /* Parents already parsed and added? */ |
ae563542 | 11 | |
8efdc326 FK |
12 | struct rev_info; |
13 | ||
14 | typedef void (prune_fn_t)(struct rev_info *revs, struct commit *commit); | |
15 | ||
ae563542 LT |
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; | |
8efdc326 FK |
23 | void *prune_data; |
24 | prune_fn_t *prune_fn; | |
ae563542 LT |
25 | |
26 | /* Traversal flags */ | |
27 | unsigned int dense:1, | |
765ac8ec | 28 | no_merges:1, |
ae563542 LT |
29 | remove_empty_trees:1, |
30 | lifo:1, | |
31 | topo_order:1, | |
32 | tag_objects:1, | |
33 | tree_objects:1, | |
34 | blob_objects:1, | |
d9a83684 LT |
35 | edge_hint:1, |
36 | limited:1, | |
384e99a4 | 37 | unpacked:1, |
7b0c9966 LT |
38 | boundary:1, |
39 | parents:1; | |
ae563542 LT |
40 | |
41 | /* special limits */ | |
42 | int max_count; | |
43 | unsigned long max_age; | |
44 | unsigned long min_age; | |
8efdc326 FK |
45 | |
46 | topo_sort_set_fn_t topo_setter; | |
47 | topo_sort_get_fn_t topo_getter; | |
ae563542 LT |
48 | }; |
49 | ||
8efdc326 FK |
50 | #define REV_TREE_SAME 0 |
51 | #define REV_TREE_NEW 1 | |
52 | #define REV_TREE_DIFFERENT 2 | |
53 | ||
ae563542 | 54 | /* revision.c */ |
8efdc326 FK |
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); | |
a4a88b2b LT |
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 | ||
ae563542 LT |
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 |