setup: make sure git dir path is in a permanent buffer
[git] / merge-recursive.h
1 #ifndef MERGE_RECURSIVE_H
2 #define MERGE_RECURSIVE_H
3
4 #include "string-list.h"
5
6 struct merge_options {
7         const char *ancestor;
8         const char *branch1;
9         const char *branch2;
10         enum {
11                 MERGE_RECURSIVE_NORMAL = 0,
12                 MERGE_RECURSIVE_OURS,
13                 MERGE_RECURSIVE_THEIRS
14         } recursive_variant;
15         const char *subtree_shift;
16         unsigned buffer_output : 1;
17         unsigned renormalize : 1;
18         int verbosity;
19         int diff_rename_limit;
20         int merge_rename_limit;
21         int call_depth;
22         struct strbuf obuf;
23         struct string_list current_file_set;
24         struct string_list current_directory_set;
25 };
26
27 /* merge_trees() but with recursive ancestor consolidation */
28 int merge_recursive(struct merge_options *o,
29                     struct commit *h1,
30                     struct commit *h2,
31                     struct commit_list *ancestors,
32                     struct commit **result);
33
34 /* rename-detecting three-way merge, no recursion */
35 int merge_trees(struct merge_options *o,
36                 struct tree *head,
37                 struct tree *merge,
38                 struct tree *common,
39                 struct tree **result);
40
41 /*
42  * "git-merge-recursive" can be fed trees; wrap them into
43  * virtual commits and call merge_recursive() proper.
44  */
45 int merge_recursive_generic(struct merge_options *o,
46                             const unsigned char *head,
47                             const unsigned char *merge,
48                             int num_ca,
49                             const unsigned char **ca,
50                             struct commit **result);
51
52 void init_merge_options(struct merge_options *o);
53 struct tree *write_tree_from_memory(struct merge_options *o);
54
55 /* builtin/merge.c */
56 int try_merge_command(const char *strategy, struct commit_list *common, const char *head_arg, struct commit_list *remotes);
57
58 #endif