Make error messages from cherry-pick/revert more sensible
[git/git.git] / cache-tree.h
1 #ifndef CACHE_TREE_H
2 #define CACHE_TREE_H
3
4 struct cache_tree;
5 struct cache_tree_sub {
6 struct cache_tree *cache_tree;
7 int namelen;
8 int used;
9 char name[FLEX_ARRAY];
10 };
11
12 struct cache_tree {
13 int entry_count; /* negative means "invalid" */
14 unsigned char sha1[20];
15 int subtree_nr;
16 int subtree_alloc;
17 struct cache_tree_sub **down;
18 };
19
20 struct cache_tree *cache_tree(void);
21 void cache_tree_free(struct cache_tree **);
22 void cache_tree_invalidate_path(struct cache_tree *, const char *);
23 struct cache_tree_sub *cache_tree_sub(struct cache_tree *, const char *);
24
25 void cache_tree_write(struct strbuf *, struct cache_tree *root);
26 struct cache_tree *cache_tree_read(const char *buffer, unsigned long size);
27
28 int cache_tree_fully_valid(struct cache_tree *);
29 int cache_tree_update(struct cache_tree *, struct cache_entry **, int, int, int);
30
31 struct cache_tree *cache_tree_find(struct cache_tree *, const char *);
32
33 #define WRITE_TREE_UNREADABLE_INDEX (-1)
34 #define WRITE_TREE_UNMERGED_INDEX (-2)
35 #define WRITE_TREE_PREFIX_ERROR (-3)
36
37 int write_cache_as_tree(unsigned char *sha1, int missing_ok, const char *prefix);
38 #endif