summaryrefslogtreecommitdiff
path: root/unpack-trees.h
blob: ec74a9f19a47c39de61def9709da6d4d6f1dcbdb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
#ifndef UNPACK_TREES_H
#define UNPACK_TREES_H
 
#include "string-list.h"
 
#define MAX_UNPACK_TREES 8
 
struct unpack_trees_options;
struct exclude_list;
 
typedef int (*merge_fn_t)(struct cache_entry **src,
		struct unpack_trees_options *options);
 
enum unpack_trees_error_types {
	ERROR_WOULD_OVERWRITE = 0,
	ERROR_NOT_UPTODATE_FILE,
	ERROR_NOT_UPTODATE_DIR,
	ERROR_WOULD_LOSE_UNTRACKED_OVERWRITTEN,
	ERROR_WOULD_LOSE_UNTRACKED_REMOVED,
	ERROR_BIND_OVERLAP,
	ERROR_SPARSE_NOT_UPTODATE_FILE,
	ERROR_WOULD_LOSE_ORPHANED_OVERWRITTEN,
	ERROR_WOULD_LOSE_ORPHANED_REMOVED,
	NB_UNPACK_TREES_ERROR_TYPES
};
 
/*
 * Sets the list of user-friendly error messages to be used by the
 * command "cmd" (either merge or checkout), and show_all_errors to 1.
 */
void setup_unpack_trees_porcelain(struct unpack_trees_options *opts,
				  const char *cmd);
 
struct unpack_trees_options {
	unsigned int reset,
		     merge,
		     update,
		     index_only,
		     nontrivial_merge,
		     trivial_merges_only,
		     verbose_update,
		     aggressive,
		     skip_unmerged,
		     initial_checkout,
		     diff_index_cached,
		     debug_unpack,
		     skip_sparse_checkout,
		     gently,
		     exiting_early,
		     show_all_errors,
		     dry_run;
	const char *prefix;
	int cache_bottom;
	struct dir_struct *dir;
	struct path_exclude_check *path_exclude_check;
	struct pathspec *pathspec;
	merge_fn_t fn;
	const char *msgs[NB_UNPACK_TREES_ERROR_TYPES];
	/*
	 * Store error messages in an array, each case
	 * corresponding to a error message type
	 */
	struct string_list unpack_rejects[NB_UNPACK_TREES_ERROR_TYPES];
 
	int head_idx;
	int merge_size;
 
	struct cache_entry *df_conflict_entry;
	void *unpack_data;
 
	struct index_state *dst_index;
	struct index_state *src_index;
	struct index_state result;
 
	struct exclude_list *el; /* for internal use */
};
 
extern int unpack_trees(unsigned n, struct tree_desc *t,
		struct unpack_trees_options *options);
 
int threeway_merge(struct cache_entry **stages, struct unpack_trees_options *o);
int twoway_merge(struct cache_entry **src, struct unpack_trees_options *o);
int bind_merge(struct cache_entry **src, struct unpack_trees_options *o);
int oneway_merge(struct cache_entry **src, struct unpack_trees_options *o);
 
#endif