Makefile fixups.
[git/git.git] / revision.h
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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
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12struct rev_info;
13
14typedef void (prune_fn_t)(struct rev_info *revs, struct commit *commit);
15
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16struct rev_info {
17 /* Starting list */
18 struct commit_list *commits;
19 struct object_list *pending_objects;
20
21 /* Basic information */
22 const char *prefix;
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23 void *prune_data;
24 prune_fn_t *prune_fn;
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25
26 /* Traversal flags */
27 unsigned int dense:1,
765ac8ec 28 no_merges:1,
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29 remove_empty_trees:1,
30 lifo:1,
31 topo_order:1,
32 tag_objects:1,
33 tree_objects:1,
34 blob_objects:1,
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35 edge_hint:1,
36 limited:1,
384e99a4 37 unpacked:1,
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38 boundary:1,
39 parents:1;
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40
41 /* special limits */
42 int max_count;
43 unsigned long max_age;
44 unsigned long min_age;
8efdc326 45
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46 /* paths limiting */
47 struct diff_options diffopt;
48
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49 topo_sort_set_fn_t topo_setter;
50 topo_sort_get_fn_t topo_getter;
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51};
52
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53#define REV_TREE_SAME 0
54#define REV_TREE_NEW 1
55#define REV_TREE_DIFFERENT 2
56
ae563542 57/* revision.c */
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58extern int rev_same_tree_as_empty(struct rev_info *, struct tree *t1);
59extern int rev_compare_tree(struct rev_info *, struct tree *t1, struct tree *t2);
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60
61extern void init_revisions(struct rev_info *revs);
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62extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def);
63extern void prepare_revision_walk(struct rev_info *revs);
64extern struct commit *get_revision(struct rev_info *revs);
65
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66extern void mark_parents_uninteresting(struct commit *commit);
67extern void mark_tree_uninteresting(struct tree *tree);
68
69struct name_path {
70 struct name_path *up;
71 int elem_len;
72 const char *elem;
73};
74
75extern struct object_list **add_object(struct object *obj,
76 struct object_list **p,
77 struct name_path *path,
78 const char *name);
79
80#endif