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chromium / external / github.com / git / git / refs/tags/v2.37.0 / . / cache-tree.h
blob: 8efeccebfc9f0bf8c9cfda1aa4ac531108b52650 [file] [log] [blame]
Junio C Hamano74986462006-04-23 23:52:20[diff] [blame]1#ifndef CACHE_TREE_H
2#define CACHE_TREE_H
3
brian m. carlsone0a92802017-05-01 02:28:56[diff] [blame]4#include "cache.h"
Junio C Hamanob9d37a52009-04-20 10:58:18[diff] [blame]5#include "tree.h"
Junio C Hamanob65982b2009-05-20 22:57:22[diff] [blame]6#include "tree-walk.h"
Junio C Hamanob9d37a52009-04-20 10:58:18[diff] [blame]7
Junio C Hamano74986462006-04-23 23:52:20[diff] [blame]8struct cache_tree;
9struct cache_tree_sub {
10 struct cache_tree *cache_tree;
Nguyễn Thái Ngọc Duy3cf773e2012-12-16 04:15:27[diff] [blame]11 int count; /* internally used by update_one() */
Junio C Hamano74986462006-04-23 23:52:20[diff] [blame]12 int namelen;
13 int used;
14 char name[FLEX_ARRAY];
15};
16
17struct cache_tree {
18 int entry_count; /* negative means "invalid" */
brian m. carlsone0a92802017-05-01 02:28:56[diff] [blame]19 struct object_id oid;
Junio C Hamano74986462006-04-23 23:52:20[diff] [blame]20 int subtree_nr;
21 int subtree_alloc;
22 struct cache_tree_sub **down;
23};
24
25struct cache_tree *cache_tree(void);
Junio C Hamanobad68ec2006-04-25 04:18:58[diff] [blame]26void cache_tree_free(struct cache_tree **);
Nguyễn Thái Ngọc Duya5400ef2014-06-13 12:19:31[diff] [blame]27void cache_tree_invalidate_path(struct index_state *, const char *);
Junio C Hamano7927a552006-04-27 08:33:07[diff] [blame]28struct cache_tree_sub *cache_tree_sub(struct cache_tree *, const char *);
Junio C Hamano74986462006-04-23 23:52:20[diff] [blame]29
Derrick Stoleec80dd392021-01-23 19:58:13[diff] [blame]30int cache_tree_subtree_pos(struct cache_tree *it, const char *path, int pathlen);
31
Pierre Habouzit1dffb8f2007-09-25 08:22:44[diff] [blame]32void cache_tree_write(struct strbuf *, struct cache_tree *root);
Junio C Hamanobad68ec2006-04-25 04:18:58[diff] [blame]33struct cache_tree *cache_tree_read(const char *buffer, unsigned long size);
Junio C Hamano74986462006-04-23 23:52:20[diff] [blame]34
Junio C Hamanobad68ec2006-04-25 04:18:58[diff] [blame]35int cache_tree_fully_valid(struct cache_tree *);
Nguyễn Thái Ngọc Duyd0cfc3e2014-06-13 12:19:32[diff] [blame]36int cache_tree_update(struct index_state *, int);
Nguyễn Thái Ngọc Duyc207e9e2018-11-10 05:49:02[diff] [blame]37void cache_tree_verify(struct repository *, struct index_state *);
Thomas Rast996277c2011-12-06 17:43:37[diff] [blame]38
Elijah Newren724dd762019-08-17 18:41:32[diff] [blame]39/* bitmasks to write_index_as_tree flags */
Junio C Hamanod11b8d32009-05-20 18:04:35[diff] [blame]40#define WRITE_TREE_MISSING_OK 1
41#define WRITE_TREE_IGNORE_CACHE_TREE 2
Nguyễn Thái Ngọc Duye859c692012-01-16 02:36:46[diff] [blame]42#define WRITE_TREE_DRY_RUN 4
43#define WRITE_TREE_SILENT 8
David Turneraecf5672014-07-06 04:06:56[diff] [blame]44#define WRITE_TREE_REPAIR 16
Junio C Hamanod11b8d32009-05-20 18:04:35[diff] [blame]45
46/* error return codes */
Junio C Hamano45525bd2008-01-11 06:49:35[diff] [blame]47#define WRITE_TREE_UNREADABLE_INDEX (-1)
48#define WRITE_TREE_UNMERGED_INDEX (-2)
49#define WRITE_TREE_PREFIX_ERROR (-3)
50
Elijah Newren724dd762019-08-17 18:41:32[diff] [blame]51struct tree* write_in_core_index_as_tree(struct repository *repo);
brian m. carlsonfc5cb992018-03-12 02:27:23[diff] [blame]52int write_index_as_tree(struct object_id *oid, struct index_state *index_state, const char *index_path, int flags, const char *prefix);
Nguyễn Thái Ngọc Duyc207e9e2018-11-10 05:49:02[diff] [blame]53void prime_cache_tree(struct repository *, struct index_state *, struct tree *);
Junio C Hamanob9d37a52009-04-20 10:58:18[diff] [blame]54
Nguyễn Thái Ngọc Duy9ab34f92018-06-30 09:20:23[diff] [blame]55int cache_tree_matches_traversal(struct cache_tree *, struct name_entry *ent, struct traverse_info *info);
Junio C Hamanob65982b2009-05-20 22:57:22[diff] [blame]56
Nguyễn Thái Ngọc Duyf8adbec2019-01-24 08:29:12[diff] [blame]57#ifdef USE_THE_INDEX_COMPATIBILITY_MACROS
Nguyễn Thái Ngọc Duy07096c92018-08-13 16:14:19[diff] [blame]58static inline int write_cache_as_tree(struct object_id *oid, int flags, const char *prefix)
59{
60 return write_index_as_tree(oid, &the_index, get_index_file(), flags, prefix);
61}
62
63static inline int update_main_cache_tree(int flags)
64{
65 if (!the_index.cache_tree)
66 the_index.cache_tree = cache_tree();
67 return cache_tree_update(&the_index, flags);
68}
69#endif
70
Junio C Hamano74986462006-04-23 23:52:20[diff] [blame]71#endif