git instaweb: enable remote_heads
[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         long xdl_opts;
19         int verbosity;
20         int diff_rename_limit;
21         int merge_rename_limit;
22         int rename_score;
23         int call_depth;
24         struct strbuf obuf;
25         struct string_list current_file_set;
26         struct string_list current_directory_set;
27 };
28
29 /* merge_trees() but with recursive ancestor consolidation */
30 int merge_recursive(struct merge_options *o,
31                     struct commit *h1,
32                     struct commit *h2,
33                     struct commit_list *ancestors,
34                     struct commit **result);
35
36 /* rename-detecting three-way merge, no recursion */
37 int merge_trees(struct merge_options *o,
38                 struct tree *head,
39                 struct tree *merge,
40                 struct tree *common,
41                 struct tree **result);
42
43 /*
44  * "git-merge-recursive" can be fed trees; wrap them into
45  * virtual commits and call merge_recursive() proper.
46  */
47 int merge_recursive_generic(struct merge_options *o,
48                             const unsigned char *head,
49                             const unsigned char *merge,
50                             int num_ca,
51                             const unsigned char **ca,
52                             struct commit **result);
53
54 void init_merge_options(struct merge_options *o);
55 struct tree *write_tree_from_memory(struct merge_options *o);
56
57 int parse_merge_opt(struct merge_options *out, const char *s);
58
59 /* builtin/merge.c */
60 int try_merge_command(const char *strategy, struct commit_list *common, const char *head_arg, struct commit_list *remotes);
61
62 #endif